[
  {
    "id": "cat1_ave_0003",
    "category": "Cat1",
    "video_path": "media/ave/videos/aCyWUJkT_5U.mp4",
    "duration": 10.04644,
    "question": "At what time (in seconds) does church bell first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ave_0016",
    "category": "Cat1",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "At what time (in seconds) does church bell first occur in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_ave_0022",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0022.mp4",
    "duration": 16.2514,
    "question": "At what time (in seconds) does male speech, man speaking first occur in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_ave_0023",
    "category": "Cat1",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "At what time (in seconds) does male speech, man speaking first occur in this video?",
    "answer": 5.8
  },
  {
    "id": "cat1_ave_0025",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0025.mp4",
    "duration": 19.4474,
    "question": "At what time (in seconds) does male speech, man speaking first occur in this video?",
    "answer": 9.4
  },
  {
    "id": "cat1_ave_0040",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0040.mp4",
    "duration": 15.2333,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 5.2
  },
  {
    "id": "cat1_ave_0041",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0041.mp4",
    "duration": 14.966,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_ave_0042",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0042.mp4",
    "duration": 17.6495,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_ave_0045",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0045.mp4",
    "duration": 16.16,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_ave_0046",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0046.mp4",
    "duration": 17.8453,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_ave_0047",
    "category": "Cat1",
    "video_path": "media/ave/videos/ALP8_z817Uw.mp4",
    "duration": 10.04644,
    "question": "At what time (in seconds) does bark first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ave_0054",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0054.mp4",
    "duration": 20.309,
    "question": "At what time (in seconds) does fixed-wing aircraft, airplane first occur in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_ave_0075",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0075.mp4",
    "duration": 15.9728,
    "question": "At what time (in seconds) does race car, auto racing first occur in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_ave_0083",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0083.mp4",
    "duration": 12.671,
    "question": "At what time (in seconds) does race car, auto racing first occur in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_ave_0085",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0085.mp4",
    "duration": 12.34,
    "question": "At what time (in seconds) does race car, auto racing first occur in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_ave_0086",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0086.mp4",
    "duration": 18.9786,
    "question": "At what time (in seconds) does race car, auto racing first occur in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_ave_0090",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0090.mp4",
    "duration": 14.665,
    "question": "At what time (in seconds) does female speech, woman speaking first occur in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_ave_0092",
    "category": "Cat1",
    "video_path": "media/ave/videos/1PtJ6jckef0.mp4",
    "duration": 10.0,
    "question": "At what time (in seconds) does female speech, woman speaking first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ave_0094",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0094.mp4",
    "duration": 19.44,
    "question": "At what time (in seconds) does female speech, woman speaking first occur in this video?",
    "answer": 9.4
  },
  {
    "id": "cat1_ave_0101",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0101.mp4",
    "duration": 20.7507,
    "question": "At what time (in seconds) does female speech, woman speaking first occur in this video?",
    "answer": 10.7
  },
  {
    "id": "cat1_ave_0106",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0106.mp4",
    "duration": 12.518,
    "question": "At what time (in seconds) does female speech, woman speaking first occur in this video?",
    "answer": 2.5
  },
  {
    "id": "cat1_ave_0118",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0118.mp4",
    "duration": 19.2617,
    "question": "At what time (in seconds) does helicopter first occur in this video?",
    "answer": 9.2
  },
  {
    "id": "cat1_ave_0121",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0121.mp4",
    "duration": 12.34,
    "question": "At what time (in seconds) does helicopter first occur in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_ave_0144",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0144.mp4",
    "duration": 14.5147,
    "question": "At what time (in seconds) does flute first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ave_0161",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0161.mp4",
    "duration": 12.135,
    "question": "At what time (in seconds) does ukulele first occur in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_ave_0165",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0165.mp4",
    "duration": 14.721,
    "question": "At what time (in seconds) does ukulele first occur in this video?",
    "answer": 4.7
  },
  {
    "id": "cat1_ave_0179",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0179.mp4",
    "duration": 16.13,
    "question": "At what time (in seconds) does frying (food) first occur in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_ave_0180",
    "category": "Cat1",
    "video_path": "media/ave/videos/AiPaclfScPk.mp4",
    "duration": 10.01,
    "question": "At what time (in seconds) does frying (food) first occur in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_ave_0183",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0183.mp4",
    "duration": 12.7446,
    "question": "At what time (in seconds) does frying (food) first occur in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_ave_0190",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0190.mp4",
    "duration": 13.211,
    "question": "At what time (in seconds) does frying (food) first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_ave_0222",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0222.mp4",
    "duration": 13.3467,
    "question": "At what time (in seconds) does motorcycle first occur in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_ave_0224",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0224.mp4",
    "duration": 13.421,
    "question": "At what time (in seconds) does motorcycle first occur in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_ave_0231",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0231.mp4",
    "duration": 13.8181,
    "question": "At what time (in seconds) does acoustic guitar first occur in this video?",
    "answer": 3.8
  },
  {
    "id": "cat1_ave_0236",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0236.mp4",
    "duration": 17.026,
    "question": "At what time (in seconds) does acoustic guitar first occur in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_ave_0240",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0240.mp4",
    "duration": 21.3206,
    "question": "At what time (in seconds) does acoustic guitar first occur in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_ave_0248",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0248.mp4",
    "duration": 16.23,
    "question": "At what time (in seconds) does train horn first occur in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_ave_0253",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0253.mp4",
    "duration": 19.6189,
    "question": "At what time (in seconds) does train horn first occur in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_ave_0259",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0259.mp4",
    "duration": 14.4261,
    "question": "At what time (in seconds) does train horn first occur in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_ave_0260",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0260.mp4",
    "duration": 13.3305,
    "question": "At what time (in seconds) does train horn first occur in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_ave_0271",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0271.mp4",
    "duration": 13.2132,
    "question": "At what time (in seconds) does clock first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_ave_0273",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0273.mp4",
    "duration": 12.7333,
    "question": "At what time (in seconds) does clock first occur in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_ave_0281",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0281.mp4",
    "duration": 12.724,
    "question": "At what time (in seconds) does banjo first occur in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_ave_0301",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0301.mp4",
    "duration": 18.413,
    "question": "At what time (in seconds) does goat first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_ave_0303",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0303.mp4",
    "duration": 12.422,
    "question": "At what time (in seconds) does goat first occur in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_ave_0304",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0304.mp4",
    "duration": 15.418,
    "question": "At what time (in seconds) does goat first occur in this video?",
    "answer": 5.4
  },
  {
    "id": "cat1_ave_0310",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0310.mp4",
    "duration": 17.415,
    "question": "At what time (in seconds) does goat first occur in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_ave_0313",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0313.mp4",
    "duration": 21.3167,
    "question": "At what time (in seconds) does baby cry, infant cry first occur in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_ave_0314",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0314.mp4",
    "duration": 20.015,
    "question": "At what time (in seconds) does baby cry, infant cry first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ave_0317",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0317.mp4",
    "duration": 14.5141,
    "question": "At what time (in seconds) does baby cry, infant cry first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ave_0319",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0319.mp4",
    "duration": 13.53,
    "question": "At what time (in seconds) does bus first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ave_0320",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0320.mp4",
    "duration": 13.212,
    "question": "At what time (in seconds) does bus first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_ave_0323",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0323.mp4",
    "duration": 21.208,
    "question": "At what time (in seconds) does bus first occur in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_ave_0330",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0330.mp4",
    "duration": 14.326,
    "question": "At what time (in seconds) does chainsaw first occur in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_ave_0332",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0332.mp4",
    "duration": 17.922,
    "question": "At what time (in seconds) does chainsaw first occur in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_ave_0335",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0335.mp4",
    "duration": 12.817,
    "question": "At what time (in seconds) does chainsaw first occur in this video?",
    "answer": 2.8
  },
  {
    "id": "cat1_ave_0336",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0336.mp4",
    "duration": 12.5178,
    "question": "At what time (in seconds) does chainsaw first occur in this video?",
    "answer": 2.5
  },
  {
    "id": "cat1_ave_0343",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0343.mp4",
    "duration": 15.2376,
    "question": "At what time (in seconds) does cat first occur in this video?",
    "answer": 5.2
  },
  {
    "id": "cat1_ave_0344",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0344.mp4",
    "duration": 13.72,
    "question": "At what time (in seconds) does cat first occur in this video?",
    "answer": 3.7
  },
  {
    "id": "cat1_ave_0372",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0372.mp4",
    "duration": 16.322,
    "question": "At what time (in seconds) does rodents, rats, mice first occur in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_ave_0380",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0380.mp4",
    "duration": 19.3393,
    "question": "At what time (in seconds) does rodents, rats, mice first occur in this video?",
    "answer": 9.3
  },
  {
    "id": "cat1_ave_0381",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0381.mp4",
    "duration": 12.213,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_ave_0382",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0382.mp4",
    "duration": 14.5141,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ave_0383",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0383.mp4",
    "duration": 13.314,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_ave_0389",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0389.mp4",
    "duration": 17.8178,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_ave_0394",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0394.mp4",
    "duration": 18.432,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_ave_0395",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0395.mp4",
    "duration": 12.2159,
    "question": "At what time (in seconds) does accordion first occur in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_ave_0398",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ave_0398.mp4",
    "duration": 18.626,
    "question": "At what time (in seconds) does mandolin first occur in this video?",
    "answer": 8.6
  },
  {
    "id": "cat1_ov-avebench_0002",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/sHXL47A97eg.mp4",
    "duration": 151.440544,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 32.8
  },
  {
    "id": "cat1_ov-avebench_0003",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0003.mp4",
    "duration": 189.614,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_ov-avebench_0007",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/YBeAPR2aFPY.mp4",
    "duration": 191.750385,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 19.8
  },
  {
    "id": "cat1_ov-avebench_0011",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0011.mp4",
    "duration": 31.022,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_ov-avebench_0013",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0013.mp4",
    "duration": 123.182,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 2.5
  },
  {
    "id": "cat1_ov-avebench_0029",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_ov-avebench_0033",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/CcpP25OPLJQ.mp4",
    "duration": 318.856417,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0034",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0034.mp4",
    "duration": 68.455,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_ov-avebench_0036",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/XXdchdH1TBQ.mp4",
    "duration": 342.029932,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0060",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 5.8
  },
  {
    "id": "cat1_ov-avebench_0064",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0064.mp4",
    "duration": 72.7528,
    "question": "At what time (in seconds) does people burping first occur in this video?",
    "answer": 10.8
  },
  {
    "id": "cat1_ov-avebench_0072",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0072.mp4",
    "duration": 174.382,
    "question": "At what time (in seconds) does people whistling first occur in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_ov-avebench_0074",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "At what time (in seconds) does people whistling first occur in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_ov-avebench_0075",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/K19SKE8uwy4.mp4",
    "duration": 259.691973,
    "question": "At what time (in seconds) does gibbon howling first occur in this video?",
    "answer": 33.5
  },
  {
    "id": "cat1_ov-avebench_0085",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/ChEmnsjAkkY.mp4",
    "duration": 97.15229,
    "question": "At what time (in seconds) does playing violin first occur in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_ov-avebench_0106",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/ELswChmKtko.mp4",
    "duration": 143.661859,
    "question": "At what time (in seconds) does slot machine first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0107",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0107.mp4",
    "duration": 270.842,
    "question": "At what time (in seconds) does slot machine first occur in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_ov-avebench_0110",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0110.mp4",
    "duration": 233.662,
    "question": "At what time (in seconds) does playing bass guitar first occur in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_ov-avebench_0111",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0111.mp4",
    "duration": 191.75,
    "question": "At what time (in seconds) does playing bass guitar first occur in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_ov-avebench_0114",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0114.mp4",
    "duration": 157.165,
    "question": "At what time (in seconds) does playing bass guitar first occur in this video?",
    "answer": 11.4
  },
  {
    "id": "cat1_ov-avebench_0119",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 24.0
  },
  {
    "id": "cat1_ov-avebench_0121",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/5n7mg7rsZZA.mp4",
    "duration": 125.271655,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_ov-avebench_0124",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0124.mp4",
    "duration": 59.072,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_ov-avebench_0125",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0125.mp4",
    "duration": 39.288,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_ov-avebench_0127",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/Gg5efksw4N8.mp4",
    "duration": 90.093424,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ov-avebench_0128",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/0mDASCGPkY8.mp4",
    "duration": 53.568435,
    "question": "At what time (in seconds) does arc welding first occur in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_ov-avebench_0139",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0139.mp4",
    "duration": 136.765,
    "question": "At what time (in seconds) does people crowd first occur in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_ov-avebench_0153",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0153.mp4",
    "duration": 158.2,
    "question": "At what time (in seconds) does horse clip-clop first occur in this video?",
    "answer": 5.2
  },
  {
    "id": "cat1_ov-avebench_0155",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0155.mp4",
    "duration": 132.496,
    "question": "At what time (in seconds) does horse clip-clop first occur in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_ov-avebench_0156",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0156.mp4",
    "duration": 248.002,
    "question": "At what time (in seconds) does horse clip-clop first occur in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_ov-avebench_0157",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0157.mp4",
    "duration": 158.894,
    "question": "At what time (in seconds) does horse clip-clop first occur in this video?",
    "answer": 11.1
  },
  {
    "id": "cat1_ov-avebench_0169",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0169.mp4",
    "duration": 704.824,
    "question": "At what time (in seconds) does female speech first occur in this video?",
    "answer": 7.3
  },
  {
    "id": "cat1_ov-avebench_0176",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/8UlnZV36ZgQ.mp4",
    "duration": 258.089796,
    "question": "At what time (in seconds) does female speech first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0186",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0186.mp4",
    "duration": 208.19,
    "question": "At what time (in seconds) does playing synthesizer first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ov-avebench_0199",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0199.mp4",
    "duration": 314.067,
    "question": "At what time (in seconds) does race car first occur in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_ov-avebench_0205",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/75KD-FCUuHA.mp4",
    "duration": 158.058231,
    "question": "At what time (in seconds) does engine accelerating first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0224",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0224.mp4",
    "duration": 343.855,
    "question": "At what time (in seconds) does motorboat first occur in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_ov-avebench_0235",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0235.mp4",
    "duration": 204.134,
    "question": "At what time (in seconds) does people cheering first occur in this video?",
    "answer": 4.1
  },
  {
    "id": "cat1_ov-avebench_0246",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0246.mp4",
    "duration": 231.559,
    "question": "At what time (in seconds) does playing cymbal first occur in this video?",
    "answer": 9.2
  },
  {
    "id": "cat1_ov-avebench_0256",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0256.mp4",
    "duration": 88.955,
    "question": "At what time (in seconds) does cricket chirping first occur in this video?",
    "answer": 11.6
  },
  {
    "id": "cat1_ov-avebench_0267",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0267.mp4",
    "duration": 131.542,
    "question": "At what time (in seconds) does playing harp first occur in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_ov-avebench_0276",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/FXaFJAmZEiE.mp4",
    "duration": 14.001633,
    "question": "At what time (in seconds) does ambulance siren first occur in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_ov-avebench_0281",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/G-RoCc3bOR8.mp4",
    "duration": 124.691233,
    "question": "At what time (in seconds) does ambulance siren first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0294",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0294.mp4",
    "duration": 185.643,
    "question": "At what time (in seconds) does playing banjo first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ov-avebench_0305",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0305.mp4",
    "duration": 166.371,
    "question": "At what time (in seconds) does playing acoustic guitar first occur in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_ov-avebench_0312",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/-mm4g324bU0.mp4",
    "duration": 86.169252,
    "question": "At what time (in seconds) does playing acoustic guitar first occur in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_ov-avebench_0321",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/7-714VEDqAc.mp4",
    "duration": 117.005351,
    "question": "At what time (in seconds) does playing acoustic guitar first occur in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_ov-avebench_0325",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0325.mp4",
    "duration": 55.147,
    "question": "At what time (in seconds) does mynah bird singing first occur in this video?",
    "answer": 3.1
  },
  {
    "id": "cat1_ov-avebench_0333",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0333.mp4",
    "duration": 121.951,
    "question": "At what time (in seconds) does airplane flyby first occur in this video?",
    "answer": 6.4
  },
  {
    "id": "cat1_ov-avebench_0343",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0343.mp4",
    "duration": 78.622,
    "question": "At what time (in seconds) does child singing first occur in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_ov-avebench_0353",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0353.mp4",
    "duration": 71.587,
    "question": "At what time (in seconds) does child speech first occur in this video?",
    "answer": 5.2
  },
  {
    "id": "cat1_ov-avebench_0373",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0373.mp4",
    "duration": 37.08,
    "question": "At what time (in seconds) does ocean burbling first occur in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_ov-avebench_0380",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/2EIM_iSOGk8.mp4",
    "duration": 387.006984,
    "question": "At what time (in seconds) does playing mandolin first occur in this video?",
    "answer": 55.0
  },
  {
    "id": "cat1_ov-avebench_0393",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/-WE1L6GAx4w.mp4",
    "duration": 226.626757,
    "question": "At what time (in seconds) does playing electric guitar first occur in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_ov-avebench_0398",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0398.mp4",
    "duration": 335.04,
    "question": "At what time (in seconds) does playing electric guitar first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ov-avebench_0400",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/1zr3Ugsz3dA.mp4",
    "duration": 42.562177,
    "question": "At what time (in seconds) does baby laughter first occur in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_ov-avebench_0408",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0408.mp4",
    "duration": 50.968,
    "question": "At what time (in seconds) does chicken crowing first occur in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_ov-avebench_0410",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0410.mp4",
    "duration": 299.902,
    "question": "At what time (in seconds) does chicken crowing first occur in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_ov-avebench_0423",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0423.mp4",
    "duration": 154.668,
    "question": "At what time (in seconds) does playing bass guitar first occur in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_ov-avebench_0438",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0438.mp4",
    "duration": 262.223,
    "question": "At what time (in seconds) does playing saxophone first occur in this video?",
    "answer": 2.8
  },
  {
    "id": "cat1_ov-avebench_0449",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0449.mp4",
    "duration": 51.316,
    "question": "At what time (in seconds) does dog barking first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ov-avebench_0460",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/BXQXoQLhqwY.mp4",
    "duration": 307.40898,
    "question": "At what time (in seconds) does race car first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0468",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0468.mp4",
    "duration": 187.662,
    "question": "At what time (in seconds) does helicopter first occur in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_ov-avebench_0490",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0490.mp4",
    "duration": 77.972,
    "question": "At what time (in seconds) does cricket chirping first occur in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_ov-avebench_0493",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0493.mp4",
    "duration": 60.452,
    "question": "At what time (in seconds) does playing drum kit first occur in this video?",
    "answer": 7.7
  },
  {
    "id": "cat1_ov-avebench_0504",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0504.mp4",
    "duration": 257.997,
    "question": "At what time (in seconds) does basketball bounce first occur in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_ov-avebench_0507",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/3T4yG_IUjNY.mp4",
    "duration": 229.807891,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_ov-avebench_0508",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0508.mp4",
    "duration": 136.706,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_ov-avebench_0514",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_ov-avebench_0521",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/DGGwyqSZYR4.mp4",
    "duration": 460.93932,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 33.5
  },
  {
    "id": "cat1_ov-avebench_0523",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/6UV2rvguebo.mp4",
    "duration": 256.13932,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 31.5
  },
  {
    "id": "cat1_ov-avebench_0524",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0524.mp4",
    "duration": 254.049,
    "question": "At what time (in seconds) does playing bass drum first occur in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_ov-avebench_0528",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0528.mp4",
    "duration": 58.328,
    "question": "At what time (in seconds) does ambulance siren first occur in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_ov-avebench_0529",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0529.mp4",
    "duration": 50.503,
    "question": "At what time (in seconds) does crow cawing first occur in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_ov-avebench_0530",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/ADkBiqGth58.mp4",
    "duration": 192.377324,
    "question": "At what time (in seconds) does train horning first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0542",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/Nw1YZuIbM6Q.mp4",
    "duration": 682.620227,
    "question": "At what time (in seconds) does playing piano first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0565",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0565.mp4",
    "duration": 69.519,
    "question": "At what time (in seconds) does goose honking first occur in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_ov-avebench_0571",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "At what time (in seconds) does people clapping first occur in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_ov-avebench_0574",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/21cuxerogvY.mp4",
    "duration": 723.185488,
    "question": "At what time (in seconds) does child speech first occur in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_ov-avebench_0578",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0578.mp4",
    "duration": 94.644,
    "question": "At what time (in seconds) does playing electric guitar first occur in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_ov-avebench_0580",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0580.mp4",
    "duration": 205.45,
    "question": "At what time (in seconds) does playing electric guitar first occur in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_ov-avebench_0595",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/5sfQQb6HpSc.mp4",
    "duration": 383.268571,
    "question": "At what time (in seconds) does people whistling first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0597",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0597.mp4",
    "duration": 165.233,
    "question": "At what time (in seconds) does baby laughter first occur in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_ov-avebench_0598",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0598.mp4",
    "duration": 104.629,
    "question": "At what time (in seconds) does baby laughter first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ov-avebench_0607",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0607.mp4",
    "duration": 48.195,
    "question": "At what time (in seconds) does chicken crowing first occur in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_ov-avebench_0609",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0609.mp4",
    "duration": 168.831,
    "question": "At what time (in seconds) does chicken crowing first occur in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_ov-avebench_0612",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0612.mp4",
    "duration": 137.224,
    "question": "At what time (in seconds) does slot machine first occur in this video?",
    "answer": 3.6
  },
  {
    "id": "cat1_ov-avebench_0620",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/9LI_Z4Xh-40.mp4",
    "duration": 218.940952,
    "question": "At what time (in seconds) does playing bass guitar first occur in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_ov-avebench_0623",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/7sqKizBX0Zk.mp4",
    "duration": 30.116281,
    "question": "At what time (in seconds) does fireworks banging first occur in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_ov-avebench_0628",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/3OxJ7KtIb2A.mp4",
    "duration": 283.956825,
    "question": "At what time (in seconds) does playing saxophone first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0641",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0641.mp4",
    "duration": 172.296,
    "question": "At what time (in seconds) does horse clip-clop first occur in this video?",
    "answer": 8.6
  },
  {
    "id": "cat1_ov-avebench_0647",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0647.mp4",
    "duration": 51.835,
    "question": "At what time (in seconds) does dog barking first occur in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_ov-avebench_0657",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0657.mp4",
    "duration": 154.001,
    "question": "At what time (in seconds) does helicopter first occur in this video?",
    "answer": 4.7
  },
  {
    "id": "cat1_ov-avebench_0661",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0661.mp4",
    "duration": 395.293,
    "question": "At what time (in seconds) does helicopter first occur in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_ov-avebench_0667",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0667.mp4",
    "duration": 36.316,
    "question": "At what time (in seconds) does lions roaring first occur in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_ov-avebench_0668",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0668.mp4",
    "duration": 171.034,
    "question": "At what time (in seconds) does playing cymbal first occur in this video?",
    "answer": 4.1
  },
  {
    "id": "cat1_ov-avebench_0677",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0677.mp4",
    "duration": 225.711,
    "question": "At what time (in seconds) does basketball bounce first occur in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_ov-avebench_0682",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/2OqQENv2PzY.mp4",
    "duration": 262.501587,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_ov-avebench_0684",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/-mKtgDnG0oM.mp4",
    "duration": 169.20381,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_ov-avebench_0690",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0690.mp4",
    "duration": 95.039,
    "question": "At what time (in seconds) does female singing first occur in this video?",
    "answer": 3.0
  },
  {
    "id": "cat1_ov-avebench_0703",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0703.mp4",
    "duration": 80.6,
    "question": "At what time (in seconds) does chainsawing trees first occur in this video?",
    "answer": 6.9
  },
  {
    "id": "cat1_ov-avebench_0709",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/1pm82JaM4v0.mp4",
    "duration": 302.950748,
    "question": "At what time (in seconds) does playing piano first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_ov-avebench_0711",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0711.mp4",
    "duration": 216.108,
    "question": "At what time (in seconds) does playing piano first occur in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_ov-avebench_0716",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0716.mp4",
    "duration": 178.733,
    "question": "At what time (in seconds) does playing banjo first occur in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_ov-avebench_0719",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/M_JBp6bDjnw.mp4",
    "duration": 492.495238,
    "question": "At what time (in seconds) does playing acoustic guitar first occur in this video?",
    "answer": 37.0
  },
  {
    "id": "cat1_ov-avebench_0725",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0725.mp4",
    "duration": 48.91,
    "question": "At what time (in seconds) does driving buses first occur in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_ov-avebench_0730",
    "category": "Cat1",
    "video_path": "media/ov_avebench/videos/IHrz8URnta4.mp4",
    "duration": 265.636281,
    "question": "At what time (in seconds) does airplane flyby first occur in this video?",
    "answer": 37.5
  },
  {
    "id": "cat1_ov-avebench_0732",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_ov-avebench_0732.mp4",
    "duration": 126.667,
    "question": "At what time (in seconds) does bird chirping first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_20952",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20952.mp4",
    "duration": 35.732,
    "question": "At what time (in seconds) does the sneaker lace tying first occur in this video?",
    "answer": 10.9
  },
  {
    "id": "cat1_perception_test_22174",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_2848",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_1041",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "At what time (in seconds) does the fork first scrape against the bowl while mixing the salad in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_19726",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19726.mp4",
    "duration": 29.47,
    "question": "At what time (in seconds) does the bowl first start moving on the table in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_6515",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_21295",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9233.mp4",
    "duration": 13.857789332422854,
    "question": "At what time (in seconds) does the bag first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22981",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22981.mp4",
    "duration": 20.089,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 3.8
  },
  {
    "id": "cat1_perception_test_0212",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does the tea bag first drop into the glass in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_5094",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5094.mp4",
    "duration": 30.363,
    "question": "At what time (in seconds) does a bowl first make contact with the table during shuffling in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_perception_test_3349",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3349.mp4",
    "duration": 38.848,
    "question": "At what time (in seconds) does the pen first start writing on the paper in this video?",
    "answer": 12.8
  },
  {
    "id": "cat1_perception_test_11763",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_11850",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11850.mp4",
    "duration": 33.57,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 10.4
  },
  {
    "id": "cat1_perception_test_1501",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_5329",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5329.mp4",
    "duration": 24.722,
    "question": "At what time (in seconds) does a teacup first slide on the countertop in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_20806",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20806.mp4",
    "duration": 26.833,
    "question": "At what time (in seconds) does the person first start tying the laces of their left shoe in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_perception_test_20971",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "At what time (in seconds) does the person first begin speaking while tying the sneaker laces in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_1051",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_8773",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "At what time (in seconds) does the hair clipper first begin buzzing in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_6913",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6913.mp4",
    "duration": 31.402,
    "question": "At what time (in seconds) does the glass first touch the table in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_perception_test_21477",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "At what time (in seconds) does the mug first make contact with the table after being shown to the camera in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_12964",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12964.mp4",
    "duration": 26.275,
    "question": "At what time (in seconds) does a cat toy first drop into the box in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_perception_test_21064",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_8679",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8679.mp4",
    "duration": 13.003,
    "question": "At what time (in seconds) does the hairdryer first start running in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_18394",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the olive oil first begin pouring over the salad in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_19121",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "At what time (in seconds) does the notepad first tap against the surface when placed down after being lifted in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_11861",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11861.mp4",
    "duration": 28.09,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_7186",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7186.mp4",
    "duration": 32.258,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_perception_test_22298",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "At what time (in seconds) does the box first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19543",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_12504",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the wooden chair first scrape against the tiled floor in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_19526",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_22291",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "At what time (in seconds) does the box first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_14246",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14246.mp4",
    "duration": 13.875,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_16635",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16635.mp4",
    "duration": 27.284,
    "question": "At what time (in seconds) does a mug first make contact with the wooden surface while being placed by the hands in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_3486",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3486.mp4",
    "duration": 39.484,
    "question": "At what time (in seconds) does the marker first start writing on the paper in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_6517",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6517.mp4",
    "duration": 30.325,
    "question": "At what time (in seconds) does the cup first start shuffling on the table in this video?",
    "answer": 12.6
  },
  {
    "id": "cat1_perception_test_17378",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "At what time (in seconds) does the lemon first cause the balanced object to fall in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2267",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_15574",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_23918",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23918.mp4",
    "duration": 44.353,
    "question": "At what time (in seconds) does the shoe lace being tied first occur in this video?",
    "answer": 9.4
  },
  {
    "id": "cat1_perception_test_14355",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14355.mp4",
    "duration": 18.88,
    "question": "At what time (in seconds) does the bottle cap first start unscrewing in this video?",
    "answer": 5.8
  },
  {
    "id": "cat1_perception_test_1029",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "At what time (in seconds) does the fork first scrape against the bowl while mixing the salad in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_16847",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16847.mp4",
    "duration": 30.869,
    "question": "At what time (in seconds) does the toy car first start rolling on the wooden table in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_21921",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10945.mp4",
    "duration": 16.53166636003831,
    "question": "At what time (in seconds) does the person first place the grey slip-on shoes on top of the jeans in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_6232",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_14700",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14700.mp4",
    "duration": 17.778,
    "question": "At what time (in seconds) does the sunglasses first make contact with the countertop in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_17713",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17713.mp4",
    "duration": 20.353,
    "question": "At what time (in seconds) does the book first start moving on the table in this video?",
    "answer": 3.9
  },
  {
    "id": "cat1_perception_test_3056",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3056.mp4",
    "duration": 20.1667,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_5449",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5449.mp4",
    "duration": 43.382,
    "question": "At what time (in seconds) does a mug first make contact with the desk during the shuffling motion in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_7004",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7004.mp4",
    "duration": 34.388,
    "question": "At what time (in seconds) does water first begin pouring into the glass mugs in this video?",
    "answer": 9.3
  },
  {
    "id": "cat1_perception_test_22825",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "At what time (in seconds) does the folding of the colorful cloth first begin in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_18211",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18211.mp4",
    "duration": 44.215,
    "question": "At what time (in seconds) does the spoon first strike the mug while stirring in this video?",
    "answer": 12.7
  },
  {
    "id": "cat1_perception_test_6222",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_17403",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "At what time (in seconds) does the book first drop onto the cylindrical container in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_5158",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5158.mp4",
    "duration": 41.144,
    "question": "At what time (in seconds) does a tumbler first make contact with the glass table during inspection begin in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_16640",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16640.mp4",
    "duration": 21.774,
    "question": "At what time (in seconds) does a mug first make contact with the wooden surface while being repositioned in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_perception_test_2245",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.93552250653317,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19125",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "At what time (in seconds) does the notepad first tap against the surface when placed down after showing the word in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_10366",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "At what time (in seconds) does the person's shoe lace being tied first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_4288",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "At what time (in seconds) does the bottle cap first make contact with the paper in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_10360",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "At what time (in seconds) does the person's shoe first hit the wooden floor after standing up in this video?",
    "answer": 33.0
  },
  {
    "id": "cat1_perception_test_3276",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3276.mp4",
    "duration": 27.908,
    "question": "At what time (in seconds) does the pen first start writing on the paper in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2400",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_2254",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_14358",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14358.mp4",
    "duration": 20.484,
    "question": "At what time (in seconds) does the cap first unscrew from the blue bottle in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_23053",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23053.mp4",
    "duration": 24.868,
    "question": "At what time (in seconds) does the playing card first start sliding against the table surface in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_21429",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4947.mp4",
    "duration": 19.9304998372744,
    "question": "At what time (in seconds) does the apple first land on the wooden table in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_0256",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does the tomato first drop into the glass in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_5093",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "At what time (in seconds) does the remote control button first click when pressed in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_19819",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19819.mp4",
    "duration": 32.897,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_20782",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20782.mp4",
    "duration": 21.781,
    "question": "At what time (in seconds) does the shoe lacing first start in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_20784",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20784.mp4",
    "duration": 22.593,
    "question": "At what time (in seconds) does the shoe lacing first start in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_perception_test_4286",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "At what time (in seconds) does the bottle cap first make contact with the paper in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_10101",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_11724",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11724.mp4",
    "duration": 19.119,
    "question": "At what time (in seconds) does the toy car first start rolling on the table in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_perception_test_13510",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13510.mp4",
    "duration": 24.52,
    "question": "At what time (in seconds) does the plastic water bottle first start rolling on the wooden table in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_13491",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13491.mp4",
    "duration": 21.482,
    "question": "At what time (in seconds) does the toy car first start moving on the table in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_22979",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22979.mp4",
    "duration": 26.603,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_12535",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12535.mp4",
    "duration": 43.774,
    "question": "At what time (in seconds) does the green desk lamp first make contact with the wooden floor in this video?",
    "answer": 10.8
  },
  {
    "id": "cat1_perception_test_6539",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6539.mp4",
    "duration": 26.215,
    "question": "At what time (in seconds) does the cup first start shuffling on the table in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_perception_test_11457",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4033.mp4",
    "duration": 16.921433152713405,
    "question": "At what time (in seconds) does the boot first make contact with the cloth in this video?",
    "answer": 12.7
  },
  {
    "id": "cat1_perception_test_2274",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_11327",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11327.mp4",
    "duration": 27.934,
    "question": "At what time (in seconds) does the rolling pin first touch the plate in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_6228",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_14132",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2487.mp4",
    "duration": 35.04086607170255,
    "question": "At what time (in seconds) does the red booklet first start being folded in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_9840",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9840.mp4",
    "duration": 37.063,
    "question": "At what time (in seconds) does the book's pages first start flipping in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_13777",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4455.mp4",
    "duration": 16.294455193383623,
    "question": "At what time (in seconds) does the cap first click onto the glass bottle in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_22194",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_20169",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "At what time (in seconds) does the fruit first land on the table in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_15236",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_7002",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7002.mp4",
    "duration": 31.486,
    "question": "At what time (in seconds) does water first begin pouring from the red cup into the glass mugs in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_16890",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first roll onto the table after being pushed off the board in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_6525",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6525.mp4",
    "duration": 29.025,
    "question": "At what time (in seconds) does the cup first start shuffling on the table in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_perception_test_15569",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_23538",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6871.mp4",
    "duration": 20.910221634607176,
    "question": "At what time (in seconds) does the sharp click sound first occur in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_22818",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22818.mp4",
    "duration": 37.682,
    "question": "At what time (in seconds) does the paper first start folding in this video?",
    "answer": 11.9
  },
  {
    "id": "cat1_perception_test_21497",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2776.mp4",
    "duration": 19.633333333333333,
    "question": "At what time (in seconds) does the laptop first make contact with the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_3492",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3492.mp4",
    "duration": 41.991,
    "question": "At what time (in seconds) does the marker first start writing on the paper in this video?",
    "answer": 9.9
  },
  {
    "id": "cat1_perception_test_7170",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7170.mp4",
    "duration": 33.937,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_16972",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16972.mp4",
    "duration": 25.984,
    "question": "At what time (in seconds) does the object first tap against the notebook when being placed down in this video?",
    "answer": 4.2
  },
  {
    "id": "cat1_perception_test_14957",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14957.mp4",
    "duration": 39.208,
    "question": "At what time (in seconds) does the person first begin speaking in Portuguese in this video?",
    "answer": 7.7
  },
  {
    "id": "cat1_perception_test_4369",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the red circular object first make contact with the paper in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_17404",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "At what time (in seconds) does the book first drop onto the cylindrical container in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_20075",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20075.mp4",
    "duration": 27.069,
    "question": "At what time (in seconds) does the blue shorts first start unfolding in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_perception_test_8101",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "At what time (in seconds) does the desk lamp being switched on first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_17081",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17081.mp4",
    "duration": 20.601,
    "question": "At what time (in seconds) does the plastic bottle first start rolling across the surface in this video?",
    "answer": 2.8
  },
  {
    "id": "cat1_perception_test_15879",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15879.mp4",
    "duration": 18.834,
    "question": "At what time (in seconds) does a foam letter first touch the table in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_perception_test_12551",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12551.mp4",
    "duration": 21.2,
    "question": "At what time (in seconds) does the woman's footsteps first occur in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_perception_test_13624",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13624.mp4",
    "duration": 26.237,
    "question": "At what time (in seconds) does the plastic bottle first make contact with the wooden table after being placed down in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_22790",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22790.mp4",
    "duration": 23.663,
    "question": "At what time (in seconds) does the lid first close on a container in this video?",
    "answer": 4.2
  },
  {
    "id": "cat1_perception_test_0951",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the olive oil first begin pouring from the bottle in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_21917",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10945.mp4",
    "duration": 16.53166636003831,
    "question": "At what time (in seconds) does the pair of grey slip-on shoes first land on top of the jeans in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_19395",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_21061",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_10726",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10726.mp4",
    "duration": 28.617,
    "question": "At what time (in seconds) does the person first place a fruit or vegetable on the table in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_14899",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9925.mp4",
    "duration": 34.935211152373,
    "question": "At what time (in seconds) does an object first make a sound when being placed on the table in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_21303",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21303.mp4",
    "duration": 18.069,
    "question": "At what time (in seconds) does the book first start being placed into the bag in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_perception_test_2248",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.93552250653317,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_8102",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8102.mp4",
    "duration": 41.076,
    "question": "At what time (in seconds) does the pencil first clink against the cup in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_6532",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_4136",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_15517",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_15238",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_22920",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22920.mp4",
    "duration": 36.458,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_12087",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12087.mp4",
    "duration": 22.069,
    "question": "At what time (in seconds) does the tissue first start being pulled from the box in this video?",
    "answer": 5.8
  },
  {
    "id": "cat1_perception_test_23539",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6871.mp4",
    "duration": 20.910221634607176,
    "question": "At what time (in seconds) does the sharp click sound first occur in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_18962",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_0841",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first begin scraping against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_22195",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 22.0
  },
  {
    "id": "cat1_perception_test_12997",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5843.mp4",
    "duration": 10.778333354018667,
    "question": "At what time (in seconds) does the shoebox first start closing in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_6498",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6498.mp4",
    "duration": 34.612,
    "question": "At what time (in seconds) does a cup first tap against the table in this video?",
    "answer": 10.8
  },
  {
    "id": "cat1_perception_test_19401",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_3339",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3339.mp4",
    "duration": 36.549,
    "question": "At what time (in seconds) does the pen first start writing on the paper in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_9882",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "At what time (in seconds) does the green clothes hanger first make contact with the table in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_2259",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the fork first strike the bowl while whisking the egg in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_21218",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_16062",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "At what time (in seconds) does the red letter 'A' first make contact with the flat surface in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_11868",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11868.mp4",
    "duration": 27.487,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_perception_test_2839",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_21895",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2047.mp4",
    "duration": 27.7,
    "question": "At what time (in seconds) does the rustling sound from handling clothes first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_0940",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_19534",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_22976",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 13.5
  },
  {
    "id": "cat1_perception_test_18212",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18212.mp4",
    "duration": 41.916,
    "question": "At what time (in seconds) does the spoon first strike the mug while stirring in this video?",
    "answer": 10.4
  },
  {
    "id": "cat1_perception_test_18192",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18192.mp4",
    "duration": 36.416,
    "question": "At what time (in seconds) does the spoon first start stirring the liquid in the mug in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_3049",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3049.mp4",
    "duration": 23.345,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_12092",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12092.mp4",
    "duration": 24.554,
    "question": "At what time (in seconds) does the tissue first start being pulled from the box in this video?",
    "answer": 8.3
  },
  {
    "id": "cat1_perception_test_23743",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_9273",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "At what time (in seconds) does the hairdryer first turn on in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_4147",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_8988",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2685.mp4",
    "duration": 31.887045018086198,
    "question": "At what time (in seconds) does the person first place the oranges onto the book in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_1491",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2876.mp4",
    "duration": 23.12754433046792,
    "question": "At what time (in seconds) does the phone first start ringing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_4137",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_16113",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "At what time (in seconds) does the small square piece first click into the rectangular hole of the larger square piece in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_19533",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_8671",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8671.mp4",
    "duration": 16.3,
    "question": "At what time (in seconds) does the hairdryer first start running in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_5146",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5987.mp4",
    "duration": 32.49483405859109,
    "question": "At what time (in seconds) does a crystal tumbler first make contact with the glass coffee table when being placed down in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2459",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_19458",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the backpack first make contact with the table after being set down in this video?",
    "answer": 21.8
  },
  {
    "id": "cat1_perception_test_1069",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the egg first make contact with the table after being picked up in this video?",
    "answer": 30.0
  },
  {
    "id": "cat1_perception_test_8668",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8668.mp4",
    "duration": 18.088,
    "question": "At what time (in seconds) does the hairdryer first start running in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_21221",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_14390",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14390.mp4",
    "duration": 39.951,
    "question": "At what time (in seconds) does the cap first unscrew from the bottle in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_15358",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_0847",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_2992",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2992.mp4",
    "duration": 38.8311,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 13.6
  },
  {
    "id": "cat1_perception_test_19238",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "At what time (in seconds) does the colored ring first make contact with the paper in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_16112",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "At what time (in seconds) does the small square piece first tap against the larger square piece when being placed into the hole in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2989",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2989.mp4",
    "duration": 31.633,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.4
  },
  {
    "id": "cat1_perception_test_11401",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11401.mp4",
    "duration": 30.788,
    "question": "At what time (in seconds) does the clothing first rustle as the hands move it into view in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_13488",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13488.mp4",
    "duration": 15.284,
    "question": "At what time (in seconds) does the toy car first start rolling on the table in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_perception_test_18025",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "At what time (in seconds) does water first begin pouring into the mug in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_14903",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9925.mp4",
    "duration": 34.935211152373,
    "question": "At what time (in seconds) does an object first make a sound when being placed on the table in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_13244",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3495.mp4",
    "duration": 16.440266396584068,
    "question": "At what time (in seconds) does the lid of the shoebox first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_0037",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4144.mp4",
    "duration": 35.0383338705218,
    "question": "At what time (in seconds) does the tea bag first hit the bottom of the mug in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_21550",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21550.mp4",
    "duration": 23.998,
    "question": "At what time (in seconds) does the travel mug first make contact with the wooden table in this video?",
    "answer": 11.4
  },
  {
    "id": "cat1_perception_test_11854",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11854.mp4",
    "duration": 25.374,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_17996",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring in this video?",
    "answer": 29.5
  },
  {
    "id": "cat1_perception_test_14356",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14356.mp4",
    "duration": 23.294,
    "question": "At what time (in seconds) does the cap first unscrew from the blue bottle in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_15883",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15883.mp4",
    "duration": 19.925,
    "question": "At what time (in seconds) does a hand first place a foam letter onto the table in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_0945",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the fork first begin clinking against the plate while mixing the salad in this video?",
    "answer": 34.8
  },
  {
    "id": "cat1_perception_test_3054",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3054.mp4",
    "duration": 24.752,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_15120",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_21224",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_8959",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8959.mp4",
    "duration": 32.865,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_16637",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16637.mp4",
    "duration": 23.765,
    "question": "At what time (in seconds) does a mug first make contact with the wooden surface while being placed by the hands in this video?",
    "answer": 5.3
  },
  {
    "id": "cat1_perception_test_9268",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "At what time (in seconds) does the hairdryer first turn on in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19232",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "At what time (in seconds) does the person first place a colored ring onto the paper in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_17648",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17648.mp4",
    "duration": 41.184,
    "question": "At what time (in seconds) does the box first shift or move in the person's hands in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_15870",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15870.mp4",
    "duration": 22.832,
    "question": "At what time (in seconds) does a foam letter first make contact with the table in this video?",
    "answer": 7.3
  },
  {
    "id": "cat1_perception_test_12549",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12549.mp4",
    "duration": 24.59,
    "question": "At what time (in seconds) does the woman first walk into the room in this video?",
    "answer": 7.7
  },
  {
    "id": "cat1_perception_test_12492",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "At what time (in seconds) does the chair first scrape against the floor in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_12651",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "At what time (in seconds) does the crumpled paper bag first hit the floor in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_14427",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14427.mp4",
    "duration": 26.734,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_3267",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3267.mp4",
    "duration": 21.103,
    "question": "At what time (in seconds) does the pen first start writing on the paper in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_2451",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_21293",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21293.mp4",
    "duration": 16.769,
    "question": "At what time (in seconds) does the book first start moving into the bag in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_2242",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.93552250653317,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_5451",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5451.mp4",
    "duration": 39.896,
    "question": "At what time (in seconds) does a mug first make contact with the desk during the shuffling motion in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_0948",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the fork first start clinking against the plate while mixing the salad in this video?",
    "answer": 34.8
  },
  {
    "id": "cat1_perception_test_11746",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_14112",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14112.mp4",
    "duration": 19.087,
    "question": "At what time (in seconds) does the grey shirt first start being folded in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_17405",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "At what time (in seconds) does the book first make contact with the cylindrical container in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_2587",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2587.mp4",
    "duration": 22.294,
    "question": "At what time (in seconds) does the child first start speaking in this video?",
    "answer": 11.4
  },
  {
    "id": "cat1_perception_test_19108",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19108.mp4",
    "duration": 40.252,
    "question": "At what time (in seconds) does the marker first start writing on the notepad in this video?",
    "answer": 12.2
  },
  {
    "id": "cat1_perception_test_15110",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_15245",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_11323",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11323.mp4",
    "duration": 20.926,
    "question": "At what time (in seconds) does the rolling pin first touch the plate in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_perception_test_6527",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6527.mp4",
    "duration": 29.633,
    "question": "At what time (in seconds) does the cup first start shuffling on the table in this video?",
    "answer": 11.9
  },
  {
    "id": "cat1_perception_test_3494",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2492.mp4",
    "duration": 35.05722194118485,
    "question": "At what time (in seconds) does the marker first set down on the table after writing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_12496",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the plastic bag first touch the floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_11762",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22913",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22913.mp4",
    "duration": 37.76,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 7.2
  },
  {
    "id": "cat1_perception_test_0265",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does water first begin pouring into the mug in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_7176",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7176.mp4",
    "duration": 40.64,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 11.1
  },
  {
    "id": "cat1_perception_test_6230",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_21179",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10309.mp4",
    "duration": 21.410344551443874,
    "question": "At what time (in seconds) does the book's pages first start flipping in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_10123",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.235666024482537,
    "question": "At what time (in seconds) does the book first make contact with the table when being placed down in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_6579",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6579.mp4",
    "duration": 14.987,
    "question": "At what time (in seconds) does the person first start clenching their fists in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_4612",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6184.mp4",
    "duration": 22.092155412802345,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_22161",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "At what time (in seconds) does the white door first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_12929",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12929.mp4",
    "duration": 14.063,
    "question": "At what time (in seconds) does the blue Adidas shoebox first make contact with the table in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_14902",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9925.mp4",
    "duration": 34.935211152373,
    "question": "At what time (in seconds) does an object first make a sound when being placed on the table in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12485",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "At what time (in seconds) does the crumpled foil first make contact with the floor in this video?",
    "answer": 5.5
  },
  {
    "id": "cat1_perception_test_15449",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_18396",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the olive oil first begin pouring over the salad in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_21222",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22972",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 13.5
  },
  {
    "id": "cat1_perception_test_21274",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "At what time (in seconds) does the blue handbag first close in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22822",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22822.mp4",
    "duration": 33.689,
    "question": "At what time (in seconds) does the paper first start folding in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_20173",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20173.mp4",
    "duration": 24.021,
    "question": "At what time (in seconds) does the plastic bag first start opening in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_perception_test_1072",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_7736",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_470.mp4",
    "duration": 34.92563359032737,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_11753",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the sound of the white bottle first being placed on the table occur in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_13046",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the cardboard box flap first start folding shut in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_6219",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the cup first clink when placed on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_14900",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9925.mp4",
    "duration": 34.935211152373,
    "question": "At what time (in seconds) does the final clatter of items being arranged first occur in this video?",
    "answer": 32.0
  },
  {
    "id": "cat1_perception_test_3003",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "At what time (in seconds) does the fork first start stirring in the yellow bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_20954",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20954.mp4",
    "duration": 37.147,
    "question": "At what time (in seconds) does the sneaker lace tying first occur in this video?",
    "answer": 12.3
  },
  {
    "id": "cat1_perception_test_19567",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19567.mp4",
    "duration": 25.088,
    "question": "At what time (in seconds) does a plastic cup first slide on the table in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_19529",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_4259",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4259.mp4",
    "duration": 30.113,
    "question": "At what time (in seconds) does the pen first start drawing on the paper in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_0844",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_11863",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11863.mp4",
    "duration": 26.883,
    "question": "At what time (in seconds) does the bottle shaking first occur in this video?",
    "answer": 3.7
  },
  {
    "id": "cat1_perception_test_19453",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_14811",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the coin first make contact with the tablecloth in this video?",
    "answer": 9.8
  },
  {
    "id": "cat1_perception_test_9883",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "At what time (in seconds) does the green clothes hanger first make contact with the table in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_15009",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7991.mp4",
    "duration": 31.70975455320378,
    "question": "At what time (in seconds) does the cup first make contact with the table in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_perception_test_13968",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13968.mp4",
    "duration": 23.68,
    "question": "At what time (in seconds) does the cap first start screwing onto the bottle of Domine in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_perception_test_16065",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "At what time (in seconds) does the red letter 'A' first make contact with the flat surface in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_2408",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_4135",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_17968",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "At what time (in seconds) does the tea bag first drop into the mug in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_perception_test_10655",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10655.mp4",
    "duration": 20.801,
    "question": "At what time (in seconds) does the person first start tying their shoelaces in this video?",
    "answer": 5.2
  },
  {
    "id": "cat1_perception_test_12481",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "At what time (in seconds) does the crumpled foil first make contact with the floor in this video?",
    "answer": 5.5
  },
  {
    "id": "cat1_perception_test_19575",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19575.mp4",
    "duration": 25.685,
    "question": "At what time (in seconds) does a plastic cup first slide on the grey table in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_perception_test_17385",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "At what time (in seconds) does the lemon first cause the balanced object to fall in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_7045",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7045.mp4",
    "duration": 28.751,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_perception_test_13631",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13631.mp4",
    "duration": 18.418,
    "question": "At what time (in seconds) does the plastic bottle first make contact with the wooden table after being placed down in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_perception_test_4263",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9341.mp4",
    "duration": 26.493133456293663,
    "question": "At what time (in seconds) does the bottle cap first make contact with the paper in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_18402",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the fork first start mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_18405",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the olive oil first begin pouring over the salad in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_20105",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20105.mp4",
    "duration": 25.898,
    "question": "At what time (in seconds) does the floral shirt first start being folded in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_perception_test_21059",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_0860",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_8763",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "At what time (in seconds) does the hair clipper first begin buzzing in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_8954",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8954.mp4",
    "duration": 33.956,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_perception_test_10124",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10124.mp4",
    "duration": 31.17,
    "question": "At what time (in seconds) does the book first make contact with the table after being flipped in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_0200",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_3006",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "At what time (in seconds) does the salt container first start shaking in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_17382",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "At what time (in seconds) does the lemon first cause the object to fall in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_7049",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7049.mp4",
    "duration": 23.944,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 3.0
  },
  {
    "id": "cat1_perception_test_11170",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11170.mp4",
    "duration": 20.6192,
    "question": "At what time (in seconds) does the hand first place an object on the countertop in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_5157",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5157.mp4",
    "duration": 39.317,
    "question": "At what time (in seconds) does a tumbler first make contact with the glass table during inspection in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_perception_test_19537",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_5098",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5098.mp4",
    "duration": 28.563,
    "question": "At what time (in seconds) does a bowl first start hitting the table during the shuffling in this video?",
    "answer": 7.7
  },
  {
    "id": "cat1_perception_test_10106",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_0251",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does the kettle first start pouring water into the mug in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_9876",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9876.mp4",
    "duration": 20.394,
    "question": "At what time (in seconds) does the red cloth first start being shaken in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_perception_test_4496",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_0253",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does water first begin pouring from the kettle into the mug in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_14111",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14111.mp4",
    "duration": 21.385,
    "question": "At what time (in seconds) does the fabric first rustle as the person picks up the grey shirt in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_23057",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10531.mp4",
    "duration": 17.841599455517596,
    "question": "At what time (in seconds) does the playing card first make contact with the table surface in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_21890",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2047.mp4",
    "duration": 27.7,
    "question": "At what time (in seconds) does the rustling sound from handling clothes first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2551",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7946.mp4",
    "duration": 16.527233609564554,
    "question": "At what time (in seconds) does the person first clap their hands in this video?",
    "answer": 14.5
  },
  {
    "id": "cat1_perception_test_23248",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23248.mp4",
    "duration": 13.676,
    "question": "At what time (in seconds) does the letter first tap against the wooden table when being placed in this video?",
    "answer": 3.9
  },
  {
    "id": "cat1_perception_test_11857",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11857.mp4",
    "duration": 25.49,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_3468",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3468.mp4",
    "duration": 43.477,
    "question": "At what time (in seconds) does the gas stove ignite first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_17386",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "At what time (in seconds) does the lemon first cause the balanced object to fall in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_19739",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19739.mp4",
    "duration": 31.583,
    "question": "At what time (in seconds) does the bowl first start moving across the table in this video?",
    "answer": 5.3
  },
  {
    "id": "cat1_perception_test_21479",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "At what time (in seconds) does the mug first make contact with the table after being shown to the camera in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_16191",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16191.mp4",
    "duration": 25.493,
    "question": "At what time (in seconds) does the green triangular block first touch the table in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_14709",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14709.mp4",
    "duration": 23.49,
    "question": "At what time (in seconds) does the sunglasses first touch the countertop in this video?",
    "answer": 12.3
  },
  {
    "id": "cat1_perception_test_21069",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_10359",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "At what time (in seconds) does the person first start tying their shoe laces in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_15365",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_12082",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12082.mp4",
    "duration": 25.97,
    "question": "At what time (in seconds) does the tissue first start being pulled from the box in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_14736",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14736.mp4",
    "duration": 16.547,
    "question": "At what time (in seconds) does the pencil first start writing on the paper in this video?",
    "answer": 4.1
  },
  {
    "id": "cat1_perception_test_19824",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19824.mp4",
    "duration": 35.109,
    "question": "At what time (in seconds) does a card first tap against the table when being placed face down in this video?",
    "answer": 5.1
  },
  {
    "id": "cat1_perception_test_9269",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "At what time (in seconds) does the hairdryer first turn on in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_21210",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21210.mp4",
    "duration": 24.582,
    "question": "At what time (in seconds) does the book first start flipping through the pages in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_19749",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19749.mp4",
    "duration": 21.21,
    "question": "At what time (in seconds) does the paper cup first lift off the table in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_perception_test_11462",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11462.mp4",
    "duration": 24.555,
    "question": "At what time (in seconds) does the cloth first start unfolding in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_11856",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11856.mp4",
    "duration": 26.282,
    "question": "At what time (in seconds) does the bottle first start shaking in this video?",
    "answer": 3.1
  },
  {
    "id": "cat1_perception_test_10120",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.235666024482537,
    "question": "At what time (in seconds) does the book first make contact with the table when being placed down in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_4507",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_19570",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19570.mp4",
    "duration": 24.674,
    "question": "At what time (in seconds) does a cup first make contact with the table after being moved by the hand in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_22163",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_14710",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14710.mp4",
    "duration": 14.373,
    "question": "At what time (in seconds) does the sunglasses first make contact with the countertop in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_15368",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.62194476663173,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 16.6
  },
  {
    "id": "cat1_perception_test_19813",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19813.mp4",
    "duration": 37.007,
    "question": "At what time (in seconds) does a card first tap against the table when being placed face down in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_3005",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "At what time (in seconds) does the salt container first start shaking in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_10442",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10442.mp4",
    "duration": 28.796,
    "question": "At what time (in seconds) does the person first start tying their shoe laces in this video?",
    "answer": 10.7
  },
  {
    "id": "cat1_perception_test_21297",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9233.mp4",
    "duration": 13.857789332422854,
    "question": "At what time (in seconds) does the bag first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_4508",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_15371",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.62194476663173,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 16.6
  },
  {
    "id": "cat1_perception_test_14699",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14699.mp4",
    "duration": 22.528,
    "question": "At what time (in seconds) does the cup first make contact with the table in this video?",
    "answer": 10.7
  },
  {
    "id": "cat1_perception_test_17983",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "At what time (in seconds) does water first begin pouring into the mug in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_9868",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9868.mp4",
    "duration": 20.704,
    "question": "At what time (in seconds) does the red cloth first start being shaken out in this video?",
    "answer": 3.0
  },
  {
    "id": "cat1_perception_test_0538",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring the tea in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_16887",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first begin rolling on the table in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12232",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12232.mp4",
    "duration": 19.14,
    "question": "At what time (in seconds) does the sharp, cracking sound first occur when the object is placed on the book in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_perception_test_0532",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does the spoon first start stirring the tea in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_11298",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11035.mp4",
    "duration": 21.321666475631716,
    "question": "At what time (in seconds) does the knife first make contact with the wooden surface in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_4371",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_21063",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_22786",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22786.mp4",
    "duration": 23.466,
    "question": "At what time (in seconds) does the lid first close on a container in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_14997",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14997.mp4",
    "duration": 39.296,
    "question": "At what time (in seconds) does the person first speak while placing objects on the table in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_perception_test_6536",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_16888",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first roll onto the table after being pushed off the board in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_13049",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the box flap first start folding closed in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_15512",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_1566",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1566.mp4",
    "duration": 29.269,
    "question": "At what time (in seconds) does milk first begin pouring into the mug in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_16302",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16302.mp4",
    "duration": 25.957,
    "question": "At what time (in seconds) does the person first start clapping their hands in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_2586",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2586.mp4",
    "duration": 15.3,
    "question": "At what time (in seconds) does the child first start speaking in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_14110",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9618.mp4",
    "duration": 16.666666666666668,
    "question": "At what time (in seconds) does the white shirt first start being folded in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_19741",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19741.mp4",
    "duration": 35.477,
    "question": "At what time (in seconds) does a bowl first make contact with the table after being lifted and moved in this video?",
    "answer": 9.2
  },
  {
    "id": "cat1_perception_test_19746",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19746.mp4",
    "duration": 21.512,
    "question": "At what time (in seconds) does the paper cup first slide across the table surface in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_5460",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5460.mp4",
    "duration": 36.594,
    "question": "At what time (in seconds) does the mug first make a sound when being moved on the desk in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_14252",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14252.mp4",
    "duration": 20.778,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_2458",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_21993",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21993.mp4",
    "duration": 31.04,
    "question": "At what time (in seconds) does the white bra first make contact with the wooden table in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_7733",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_470.mp4",
    "duration": 34.92563359032737,
    "question": "At what time (in seconds) does the water first begin pouring into the glass in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_11866",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11866.mp4",
    "duration": 31.592,
    "question": "At what time (in seconds) does the bottle shaking first occur in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_12545",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12545.mp4",
    "duration": 26.182,
    "question": "At what time (in seconds) does the door with a metal gate first start closing in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_1061",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl while mixing the sauce in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_19827",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19827.mp4",
    "duration": 38.208,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_13042",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the cardboard box first make a tapping sound as the flaps are folded down in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_21284",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "At what time (in seconds) does the can first land in the blue handbag in this video?",
    "answer": 25.5
  },
  {
    "id": "cat1_perception_test_0849",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first begin clinking against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_16965",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16965.mp4",
    "duration": 23.801,
    "question": "At what time (in seconds) does the object first tap against the notebook when being placed down in this video?",
    "answer": 2.0
  },
  {
    "id": "cat1_perception_test_18404",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the fork first start mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_8577",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8577.mp4",
    "duration": 32.81,
    "question": "At what time (in seconds) does the disco ball's power cord first get plugged into the wall outlet in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_16095",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "At what time (in seconds) does the small square piece first click into the rectangular hole of the larger square piece in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_14812",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the red whistle first make a sound when placed on the tablecloth in this video?",
    "answer": 26.0
  },
  {
    "id": "cat1_perception_test_2876",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5983.mp4",
    "duration": 30.2327451566049,
    "question": "At what time (in seconds) does the egg first crack into the metal bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_23250",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23250.mp4",
    "duration": 18.986,
    "question": "At what time (in seconds) does the letter first tap against the wooden table when being placed next to the spoon and fork in this video?",
    "answer": 9.2
  },
  {
    "id": "cat1_perception_test_18022",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring the tea in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_6585",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2512.mp4",
    "duration": 19.693166223641533,
    "question": "At what time (in seconds) does the person first begin speaking in Portuguese in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_16188",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16188.mp4",
    "duration": 23.798,
    "question": "At what time (in seconds) does the green triangular block first touch the table in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_0861",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_12088",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12088.mp4",
    "duration": 23.18,
    "question": "At what time (in seconds) does the tissue first start being pulled from the box in this video?",
    "answer": 6.9
  },
  {
    "id": "cat1_perception_test_17225",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6206.mp4",
    "duration": 18.693389158325218,
    "question": "At what time (in seconds) does the iron first make contact with the t-shirt while ironing in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_22285",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "At what time (in seconds) does the box first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_11289",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11289.mp4",
    "duration": 25.277,
    "question": "At what time (in seconds) does the pair of black shorts first land on the wooden table in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_20964",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "At what time (in seconds) does the person first speak while tying the sneaker laces in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_1815",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1815.mp4",
    "duration": 23.899,
    "question": "At what time (in seconds) does the jar lid first start screwing onto the jar in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_16977",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16977.mp4",
    "duration": 27.795,
    "question": "At what time (in seconds) does the object first tap against the notebook when being placed down in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_23243",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23243.mp4",
    "duration": 13.676,
    "question": "At what time (in seconds) does the letter 'a' first tap against the wooden table in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_11338",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11338.mp4",
    "duration": 13.952,
    "question": "At what time (in seconds) does the person first place an item onto the yellow cloth in this video?",
    "answer": 2.5
  },
  {
    "id": "cat1_perception_test_2584",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2584.mp4",
    "duration": 14.905,
    "question": "At what time (in seconds) does the child first start speaking in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_20809",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20809.mp4",
    "duration": 28.91,
    "question": "At what time (in seconds) does the person first start tying the laces of their left sneaker in this video?",
    "answer": 4.2
  },
  {
    "id": "cat1_perception_test_19392",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_19829",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19829.mp4",
    "duration": 39.603,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 9.6
  },
  {
    "id": "cat1_perception_test_8672",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10601.mp4",
    "duration": 10.674999723218388,
    "question": "At what time (in seconds) does the coin first start scattering on the table in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_6907",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6907.mp4",
    "duration": 36.608,
    "question": "At what time (in seconds) does the glass first make contact with the table in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_22445",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22445.mp4",
    "duration": 26.692,
    "question": "At what time (in seconds) does the plastic bottle first hit the table surface in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_11317",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10624.mp4",
    "duration": 19.264144841878927,
    "question": "At what time (in seconds) does the book first land on the backpack in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_4284",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4284.mp4",
    "duration": 40.565,
    "question": "At what time (in seconds) does the pen first start drawing on the paper in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_16874",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16874.mp4",
    "duration": 16.661,
    "question": "At what time (in seconds) does the ball first roll across the table in this video?",
    "answer": 4.1
  },
  {
    "id": "cat1_perception_test_8764",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "At what time (in seconds) does the hair clipper first begin buzzing in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_14732",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14732.mp4",
    "duration": 16.454,
    "question": "At what time (in seconds) does the pencil first start writing on the paper in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_4616",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4616.mp4",
    "duration": 31.811,
    "question": "At what time (in seconds) does the laptop first make contact with the backpack when being placed inside in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_10729",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10729.mp4",
    "duration": 26.02,
    "question": "At what time (in seconds) does the person first tap the fruit or vegetable against the table in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_6220",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the cup first clink when placed on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_10110",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_12885",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4828.mp4",
    "duration": 24.666666666666668,
    "question": "At what time (in seconds) does the green object first drop onto the floor in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_19115",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "At what time (in seconds) does the person first place a colorful letter cutout onto the notepad in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_19579",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19579.mp4",
    "duration": 25.578,
    "question": "At what time (in seconds) does the cup first slide on the table in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_0267",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does the tea bag first drop into the mug in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_1676",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1676.mp4",
    "duration": 18.172,
    "question": "At what time (in seconds) does the green lid first make contact with the blue container in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_perception_test_18686",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1648.mp4",
    "duration": 19.11123322921619,
    "question": "At what time (in seconds) does the person first press down on the sandwich in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_18409",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the fork first begin mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_2409",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "At what time (in seconds) does the spoon first start mixing the ingredients in the bowl in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_22295",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "At what time (in seconds) does the box first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_12228",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12228.mp4",
    "duration": 15.24,
    "question": "At what time (in seconds) does the sharp, cracking sound first occur when the object is placed on the pink book in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_6522",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_4490",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_16892",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first roll onto the table after being pushed off the board in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_20089",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20089.mp4",
    "duration": 33.733,
    "question": "At what time (in seconds) does the fabric first rustle as the person begins folding the floral pants in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_19455",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_9823",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9823.mp4",
    "duration": 33.258,
    "question": "At what time (in seconds) does the footsteps sound first occur in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_0545",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does the spoon first start stirring the tea in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_19126",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19126.mp4",
    "duration": 39.466,
    "question": "At what time (in seconds) does the marker first start writing on the notepad in this video?",
    "answer": 11.4
  },
  {
    "id": "cat1_perception_test_15551",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15551.mp4",
    "duration": 29.947,
    "question": "At what time (in seconds) does the book first start opening in this video?",
    "answer": 13.3
  },
  {
    "id": "cat1_perception_test_21482",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "At what time (in seconds) does the mug first make contact with the table after being shown to the camera in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_18955",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_19120",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "At what time (in seconds) does the notepad first tap against the surface when placed down after showing the word in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_1034",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "At what time (in seconds) does the fork first clink against the bowl while mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_15453",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_17218",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6206.mp4",
    "duration": 18.693389158325218,
    "question": "At what time (in seconds) does the white iron first start being used to iron the shirt in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_22146",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_16023",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16023.mp4",
    "duration": 37.804,
    "question": "At what time (in seconds) does a paper cutout first tap against the sheet of paper in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_8960",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8960.mp4",
    "duration": 35.465,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22171",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "At what time (in seconds) does the door first start closing and push the items in front of it in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_2589",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2589.mp4",
    "duration": 15.091,
    "question": "At what time (in seconds) does the shuffling of playing cards first occur in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_21494",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2776.mp4",
    "duration": 19.633333333333333,
    "question": "At what time (in seconds) does the laptop first make contact with the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_6621",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6621.mp4",
    "duration": 37.198,
    "question": "At what time (in seconds) does the sound of folding clothes first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_4498",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_20174",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20174.mp4",
    "duration": 22.735,
    "question": "At what time (in seconds) does the plastic bag first start opening in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_perception_test_19229",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19229.mp4",
    "duration": 34.032,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_perception_test_17401",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "At what time (in seconds) does the book first make contact with the cylindrical container in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_4504",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_21393",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 14.0
  },
  {
    "id": "cat1_perception_test_6535",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_6318",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6318.mp4",
    "duration": 28.995,
    "question": "At what time (in seconds) does the person's fist first clench against the table surface in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_perception_test_3691",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3691.mp4",
    "duration": 24.157,
    "question": "At what time (in seconds) does the clapping first start in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_perception_test_16884",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first begin rolling on the table in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_2842",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_21930",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2868.mp4",
    "duration": 19.389866106589658,
    "question": "At what time (in seconds) does the swim trunks first land on the chair in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_9894",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9894.mp4",
    "duration": 26.041,
    "question": "At what time (in seconds) does the green jacket first land on the table in this video?",
    "answer": 4.8
  },
  {
    "id": "cat1_perception_test_8570",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8570.mp4",
    "duration": 36.523,
    "question": "At what time (in seconds) does the disco ball's power cord first get plugged into the wall outlet in this video?",
    "answer": 9.3
  },
  {
    "id": "cat1_perception_test_15250",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_23054",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23054.mp4",
    "duration": 25.472,
    "question": "At what time (in seconds) does the playing card first start sliding on the table in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_perception_test_7180",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7180.mp4",
    "duration": 31.94,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_4376",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the person first place an object on the paper in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_13626",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13626.mp4",
    "duration": 22.621,
    "question": "At what time (in seconds) does the plastic bottle first start rolling on the wooden table in this video?",
    "answer": 6.9
  },
  {
    "id": "cat1_perception_test_17997",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "At what time (in seconds) does water first begin pouring into the mug in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_8108",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8108.mp4",
    "duration": 37.075,
    "question": "At what time (in seconds) does the pencil first clink against the cup in this video?",
    "answer": 6.5
  },
  {
    "id": "cat1_perception_test_22293",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "At what time (in seconds) does the box first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19523",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does a playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_17219",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6206.mp4",
    "duration": 18.693389158325218,
    "question": "At what time (in seconds) does the iron first make contact with the t-shirt while ironing in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_23061",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10531.mp4",
    "duration": 17.841599455517596,
    "question": "At what time (in seconds) does the playing card first tap against the table when being placed down in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_6624",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_829.mp4",
    "duration": 34.991643472115925,
    "question": "At what time (in seconds) does the person first fold a piece of clothing in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_16017",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16017.mp4",
    "duration": 44.21,
    "question": "At what time (in seconds) does a paper cutout first make contact with the sheet of paper in this video?",
    "answer": 12.3
  },
  {
    "id": "cat1_perception_test_1823",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1823.mp4",
    "duration": 21.098,
    "question": "At what time (in seconds) does the jar lid first start screwing onto the jar in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_10098",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_2261",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_1039",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1039.mp4",
    "duration": 37.059,
    "question": "At what time (in seconds) does the salad ingredient first drop into the bowl in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_23897",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23897.mp4",
    "duration": 21.376,
    "question": "At what time (in seconds) does the person first start tying the laces of their white sneakers in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_13774",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13774.mp4",
    "duration": 24.007,
    "question": "At what time (in seconds) does the white cap first make contact with the glass bottle in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_12533",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12533.mp4",
    "duration": 37.846,
    "question": "At what time (in seconds) does the green desk lamp first make contact with the wooden floor in this video?",
    "answer": 4.9
  },
  {
    "id": "cat1_perception_test_14697",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14697.mp4",
    "duration": 14.826,
    "question": "At what time (in seconds) does the cup first make contact with the table in this video?",
    "answer": 3.0
  },
  {
    "id": "cat1_perception_test_4357",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the blue marker first start drawing on the paper in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_17604",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17604.mp4",
    "duration": 29.883,
    "question": "At what time (in seconds) does the tomato first make contact with the table in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_perception_test_8110",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "At what time (in seconds) does the desk lamp being switched on first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_11342",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11342.mp4",
    "duration": 13.738,
    "question": "At what time (in seconds) does the person first place an item onto the yellow cloth in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_9032",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9032.mp4",
    "duration": 22.662,
    "question": "At what time (in seconds) does the spoon first start being tapped with the pen in this video?",
    "answer": 4.7
  },
  {
    "id": "cat1_perception_test_23757",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_3697",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3697.mp4",
    "duration": 26.453,
    "question": "At what time (in seconds) does the clapping first start in this video?",
    "answer": 8.6
  },
  {
    "id": "cat1_perception_test_1055",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_6752",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6752.mp4",
    "duration": 31.984,
    "question": "At what time (in seconds) does the sound of clothes first start being folded on the wooden table in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_19462",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_14383",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_491.mp4",
    "duration": 34.91654432044213,
    "question": "At what time (in seconds) does the lid first click onto the container in this video?",
    "answer": 29.8
  },
  {
    "id": "cat1_perception_test_9888",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9888.mp4",
    "duration": 34.238,
    "question": "At what time (in seconds) does the green jacket first land on the table in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_17080",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17080.mp4",
    "duration": 20.695,
    "question": "At what time (in seconds) does the plastic bottle first start rolling across the surface in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_9846",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9846.mp4",
    "duration": 36.161,
    "question": "At what time (in seconds) does the book's pages first start flipping in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_19387",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_18214",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18214.mp4",
    "duration": 36.831,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring in this video?",
    "answer": 5.3
  },
  {
    "id": "cat1_perception_test_11285",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11285.mp4",
    "duration": 33.079,
    "question": "At what time (in seconds) does the pair of black shorts first land on the wooden table in this video?",
    "answer": 13.7
  },
  {
    "id": "cat1_perception_test_21998",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21998.mp4",
    "duration": 32.042,
    "question": "At what time (in seconds) does the white bra first make contact with the wooden table in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_12489",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "At what time (in seconds) does the chair first scrape against the floor in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22816",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22816.mp4",
    "duration": 28.487,
    "question": "At what time (in seconds) does the person first begin speaking while folding items at the table in this video?",
    "answer": 2.7
  },
  {
    "id": "cat1_perception_test_9826",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9826.mp4",
    "duration": 35.054,
    "question": "At what time (in seconds) does the footsteps sound first occur in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_15516",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_13522",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13522.mp4",
    "duration": 22.315,
    "question": "At what time (in seconds) does the water bottle first hit the wooden table in this video?",
    "answer": 5.5
  },
  {
    "id": "cat1_perception_test_17366",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_820.mp4",
    "duration": 21.733333333333334,
    "question": "At what time (in seconds) does the container first make contact with the magazine in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12727",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12727.mp4",
    "duration": 16.997,
    "question": "At what time (in seconds) does the pair of red and black sneakers first drop onto the tiled floor in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_2590",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2590.mp4",
    "duration": 19.093,
    "question": "At what time (in seconds) does the shuffling of playing cards first occur in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_perception_test_19823",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19823.mp4",
    "duration": 32.2,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_22002",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22002.mp4",
    "duration": 28.239,
    "question": "At what time (in seconds) does the white bra first make contact with the wooden table in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_9934",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9934.mp4",
    "duration": 19.135,
    "question": "At what time (in seconds) does the spoon first make contact with the kitchen counter in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_perception_test_6226",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_22794",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22794.mp4",
    "duration": 31.465,
    "question": "At what time (in seconds) does the lid first close on a container in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19805",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19805.mp4",
    "duration": 33.408,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_perception_test_12996",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5843.mp4",
    "duration": 10.778333354018667,
    "question": "At what time (in seconds) does the shoebox first start closing in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_1498",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2876.mp4",
    "duration": 23.12754433046792,
    "question": "At what time (in seconds) does the phone first start ringing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_0531",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does the spoon first start stirring the tea in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_22441",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22441.mp4",
    "duration": 29.884,
    "question": "At what time (in seconds) does the plastic bottle first make contact with the table after being picked up in this video?",
    "answer": 6.4
  },
  {
    "id": "cat1_perception_test_16011",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16011.mp4",
    "duration": 44.31,
    "question": "At what time (in seconds) does a paper cutout first make contact with the sheet of paper in this video?",
    "answer": 12.4
  },
  {
    "id": "cat1_perception_test_0209",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does the spoon first strike the glass while stirring in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_13513",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13513.mp4",
    "duration": 24.919,
    "question": "At what time (in seconds) does the plastic water bottle first start rolling on the wooden table in this video?",
    "answer": 10.1
  },
  {
    "id": "cat1_perception_test_4505",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_14942",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3314.mp4",
    "duration": 31.50114365256067,
    "question": "At what time (in seconds) does the knife first make contact with the table after being placed down in this video?",
    "answer": 27.8
  },
  {
    "id": "cat1_perception_test_12229",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12229.mp4",
    "duration": 16.75,
    "question": "At what time (in seconds) does the sharp cracking sound first occur when the object is placed on the pink book in this video?",
    "answer": 4.7
  },
  {
    "id": "cat1_perception_test_0216",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_14109",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14109.mp4",
    "duration": 21.578,
    "question": "At what time (in seconds) does the fabric first rustle as the person picks up the grey shirt in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_1038",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "At what time (in seconds) does the fork first clink against the bowl while mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_1078",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_19235",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "At what time (in seconds) does the colored ring first make contact with the paper in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_13051",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the box flap first start folding closed in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_22185",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_19830",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19830.mp4",
    "duration": 34.602,
    "question": "At what time (in seconds) does a card first tap against the table when being placed face down in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_12999",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5843.mp4",
    "duration": 10.778333354018667,
    "question": "At what time (in seconds) does the shoebox first start closing in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_20778",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20778.mp4",
    "duration": 27.421,
    "question": "At what time (in seconds) does the sound of tying shoelaces first occur in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_perception_test_8956",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8956.mp4",
    "duration": 29.162,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 4.7
  },
  {
    "id": "cat1_perception_test_3491",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3491.mp4",
    "duration": 40.577,
    "question": "At what time (in seconds) does the marker first make contact with the paper while writing \"happy\" in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_perception_test_2998",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2998.mp4",
    "duration": 33.4291,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_14707",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10277.mp4",
    "duration": 12.166666666666666,
    "question": "At what time (in seconds) does the wooden vase first make contact with the granite countertop in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_23751",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_17075",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17075.mp4",
    "duration": 20.996,
    "question": "At what time (in seconds) does the plastic bottle first start rolling across the surface in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_9822",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9822.mp4",
    "duration": 27.55,
    "question": "At what time (in seconds) does the clinking of objects being handled first occur in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_19457",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_15003",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7991.mp4",
    "duration": 31.70975455320378,
    "question": "At what time (in seconds) does the knife first make contact with the table in this video?",
    "answer": 29.8
  },
  {
    "id": "cat1_perception_test_0221",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does water first begin pouring into the glass in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12966",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12966.mp4",
    "duration": 34.866,
    "question": "At what time (in seconds) does a cat toy first drop into the box in this video?",
    "answer": 11.9
  },
  {
    "id": "cat1_perception_test_10798",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10798.mp4",
    "duration": 29.886,
    "question": "At what time (in seconds) does the pen first start being moved across the table surface in this video?",
    "answer": 9.8
  },
  {
    "id": "cat1_perception_test_14425",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14425.mp4",
    "duration": 30.519,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_9844",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9844.mp4",
    "duration": 32.874,
    "question": "At what time (in seconds) does the book's pages first start flipping in this video?",
    "answer": 5.5
  },
  {
    "id": "cat1_perception_test_22783",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22783.mp4",
    "duration": 30.973,
    "question": "At what time (in seconds) does the lid first close on a container in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_6581",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6581.mp4",
    "duration": 17.186,
    "question": "At what time (in seconds) does the person's fist first clench against the table in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_19406",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_2266",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_17510",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17510.mp4",
    "duration": 23.939,
    "question": "At what time (in seconds) does the book first make contact with the thermos in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_16600",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16600.mp4",
    "duration": 23.866,
    "question": "At what time (in seconds) does a mug first make contact with the table in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_21548",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21548.mp4",
    "duration": 15.487,
    "question": "At what time (in seconds) does the travel mug first make contact with the wooden table in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_5450",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5450.mp4",
    "duration": 36.6,
    "question": "At what time (in seconds) does a mug first make contact with the desk during the shuffling motion in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_21200",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21200.mp4",
    "duration": 24.466,
    "question": "At what time (in seconds) does the book first start flipping through the pages in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_20076",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20076.mp4",
    "duration": 23.943,
    "question": "At what time (in seconds) does the blue shorts first start unfolding in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_perception_test_10865",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "At what time (in seconds) does the hand first place an object on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_14105",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14105.mp4",
    "duration": 22.291,
    "question": "At what time (in seconds) does the grey shirt first start being folded in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_3471",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3471.mp4",
    "duration": 39.089,
    "question": "At what time (in seconds) does the gas stove ignite first occur in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_11303",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11035.mp4",
    "duration": 21.321666475631716,
    "question": "At what time (in seconds) does the knife first touch the wooden surface in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_13630",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13630.mp4",
    "duration": 18.116,
    "question": "At what time (in seconds) does the plastic bottle first start rolling on the wooden table in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_14357",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14357.mp4",
    "duration": 21.185,
    "question": "At what time (in seconds) does the cap first hit the counter after being unscrewed from the blue bottle in this video?",
    "answer": 10.1
  },
  {
    "id": "cat1_perception_test_22831",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "At what time (in seconds) does the folding of the colorful cloth first occur in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_14825",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the coin first drop onto the tablecloth in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_9839",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9839.mp4",
    "duration": 37.568,
    "question": "At what time (in seconds) does the book's pages first start flipping in this video?",
    "answer": 10.2
  },
  {
    "id": "cat1_perception_test_22188",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_13971",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13971.mp4",
    "duration": 19.289,
    "question": "At what time (in seconds) does the cap first screw onto the bottle of Domine in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_perception_test_12962",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12962.mp4",
    "duration": 33.566,
    "question": "At what time (in seconds) does a cat toy first drop into the box in this video?",
    "answer": 10.6
  },
  {
    "id": "cat1_perception_test_0956",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_14731",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14731.mp4",
    "duration": 15.34,
    "question": "At what time (in seconds) does the pencil first scratch against the paper while writing \"LOVE\" in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_19405",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_23060",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23060.mp4",
    "duration": 28.978,
    "question": "At what time (in seconds) does the playing card first start sliding against the table surface in this video?",
    "answer": 11.1
  },
  {
    "id": "cat1_perception_test_14993",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14993.mp4",
    "duration": 34.604,
    "question": "At what time (in seconds) does the person first speak while placing objects on the table in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_19234",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "At what time (in seconds) does the paper first start moving as the person picks it up to show the camera in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_4632",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6184.mp4",
    "duration": 22.092155412802345,
    "question": "At what time (in seconds) does the backpack zipper first start closing in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_12729",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12729.mp4",
    "duration": 21.999,
    "question": "At what time (in seconds) does the pair of sneakers first touch the tiled floor in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_5467",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5467.mp4",
    "duration": 35.742,
    "question": "At what time (in seconds) does the cup first make contact with the table after being lifted in this video?",
    "answer": 11.6
  },
  {
    "id": "cat1_perception_test_11764",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_18401",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the fork first start mixing the salad in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_21399",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 14.0
  },
  {
    "id": "cat1_perception_test_22436",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22436.mp4",
    "duration": 30.192,
    "question": "At what time (in seconds) does the plastic bottle first make contact with the table after being picked up in this video?",
    "answer": 6.7
  },
  {
    "id": "cat1_perception_test_16013",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16013.mp4",
    "duration": 43.413,
    "question": "At what time (in seconds) does a paper cutout first make contact with the sheet of paper in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_1071",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_9459",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11382.mp4",
    "duration": 23.241099881987243,
    "question": "At what time (in seconds) does human speech first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_8111",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "At what time (in seconds) does the desk lamp being switched on first occur in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_1056",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl while mixing the sauce in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_2850",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_14387",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14387.mp4",
    "duration": 37.523,
    "question": "At what time (in seconds) does the cap first unscrew from the bottle in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_11489",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11489.mp4",
    "duration": 32.856,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_18680",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1648.mp4",
    "duration": 19.11123322921619,
    "question": "At what time (in seconds) does the person first press down on the sandwich in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_11495",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11495.mp4",
    "duration": 25.355,
    "question": "At what time (in seconds) does the spoon first clink against the metal cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_16856",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16856.mp4",
    "duration": 29.676,
    "question": "At what time (in seconds) does the toy car first start rolling on the wooden table in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_13487",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13487.mp4",
    "duration": 15.168,
    "question": "At what time (in seconds) does the toy car first start moving on the table in this video?",
    "answer": 4.2
  },
  {
    "id": "cat1_perception_test_22158",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "At what time (in seconds) does the white door first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_12293",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12293.mp4",
    "duration": 18.57,
    "question": "At what time (in seconds) does the orange object first make a clattering sound upon impact with the table in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_3050",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3050.mp4",
    "duration": 19.342,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 4.2
  },
  {
    "id": "cat1_perception_test_16895",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "At what time (in seconds) does the cylindrical object first drop onto the table after being pushed off the board in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_12093",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12093.mp4",
    "duration": 24.461,
    "question": "At what time (in seconds) does the tissue first start being pulled from the box in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_10724",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10724.mp4",
    "duration": 25.814,
    "question": "At what time (in seconds) does the person first pick up and display a fruit or vegetable in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_3052",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3052.mp4",
    "duration": 23.644,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 8.5
  },
  {
    "id": "cat1_perception_test_17512",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17512.mp4",
    "duration": 22.808,
    "question": "At what time (in seconds) does the book first make contact with the thermos in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_13032",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the box flap first start folding shut in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_1505",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_0533",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does water first begin pouring from the kettle into the mug in this video?",
    "answer": 18.8
  },
  {
    "id": "cat1_perception_test_14959",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14959.mp4",
    "duration": 38.895,
    "question": "At what time (in seconds) does the person first begin speaking in Portuguese while placing items on the table in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_6629",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6629.mp4",
    "duration": 46.107,
    "question": "At what time (in seconds) does the person first begin folding clothes in this video?",
    "answer": 12.1
  },
  {
    "id": "cat1_perception_test_21299",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21299.mp4",
    "duration": 18.278,
    "question": "At what time (in seconds) does the book first start being placed into the bag in this video?",
    "answer": 6.4
  },
  {
    "id": "cat1_perception_test_9891",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "At what time (in seconds) does the green clothes hanger first make contact with the table in this video?",
    "answer": 20.0
  },
  {
    "id": "cat1_perception_test_8979",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8979.mp4",
    "duration": 38.4,
    "question": "At what time (in seconds) does the person first pick up the oranges from the table in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_22919",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22919.mp4",
    "duration": 37.775,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 7.2
  },
  {
    "id": "cat1_perception_test_21478",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "At what time (in seconds) does the folded t-shirt first make contact with the table after being shown to the camera in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_2988",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9138.mp4",
    "duration": 27.221044235858322,
    "question": "At what time (in seconds) does the fork first strike the bowl while whisking the egg in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_23058",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23058.mp4",
    "duration": 26.261,
    "question": "At what time (in seconds) does the playing card first start sliding against the table surface in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_0035",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_0035.mp4",
    "duration": 45.151,
    "question": "At what time (in seconds) does the box of tea bags first start opening in this video?",
    "answer": 10.1
  },
  {
    "id": "cat1_perception_test_2553",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7946.mp4",
    "duration": 16.527233609564554,
    "question": "At what time (in seconds) does the person first clap their hands together in this video?",
    "answer": 14.0
  },
  {
    "id": "cat1_perception_test_0264",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring in this video?",
    "answer": 25.0
  },
  {
    "id": "cat1_perception_test_22793",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22793.mp4",
    "duration": 26.277,
    "question": "At what time (in seconds) does the lid first close on a container in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_13838",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13838.mp4",
    "duration": 21.339,
    "question": "At what time (in seconds) does the lid first click onto the purple container in this video?",
    "answer": 12.2
  },
  {
    "id": "cat1_perception_test_4493",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_12541",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12541.mp4",
    "duration": 22.5,
    "question": "At what time (in seconds) does the woman's footsteps first occur in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_4362",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_2241",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.93552250653317,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_17383",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "At what time (in seconds) does the lemon first cause the balanced object to fall in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_14421",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14421.mp4",
    "duration": 27.434,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 8.6
  },
  {
    "id": "cat1_perception_test_13490",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13490.mp4",
    "duration": 13.973,
    "question": "At what time (in seconds) does the toy car first start moving on the table in this video?",
    "answer": 3.0
  },
  {
    "id": "cat1_perception_test_2840",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_23920",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23920.mp4",
    "duration": 40.447,
    "question": "At what time (in seconds) does the shoelace tying first occur in this video?",
    "answer": 5.5
  },
  {
    "id": "cat1_perception_test_9884",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9884.mp4",
    "duration": 30.151,
    "question": "At what time (in seconds) does the green jacket first land on the table in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_perception_test_12644",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "At what time (in seconds) does the crumpled paper bag first hit the floor in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_3694",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3694.mp4",
    "duration": 21.252,
    "question": "At what time (in seconds) does the male voice first begin counting aloud in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_19461",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_0546",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring the tea in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_13040",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the cardboard box flap first start folding shut in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_21074",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_23919",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23919.mp4",
    "duration": 40.672,
    "question": "At what time (in seconds) does the shoe lace tying first occur in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_5471",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5471.mp4",
    "duration": 33.048,
    "question": "At what time (in seconds) does the cup first make contact with the table after being lifted in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_perception_test_0961",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_1816",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1816.mp4",
    "duration": 22.506,
    "question": "At what time (in seconds) does the sound of a jar lid being screwed on first occur in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_perception_test_5468",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5468.mp4",
    "duration": 28.149,
    "question": "At what time (in seconds) does the cup first make contact with the table after being lifted in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_5154",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5154.mp4",
    "duration": 40.43,
    "question": "At what time (in seconds) does a tumbler first make contact with the glass table during inspection in this video?",
    "answer": 8.9
  },
  {
    "id": "cat1_perception_test_1506",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_15458",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_2552",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2552.mp4",
    "duration": 18.793,
    "question": "At what time (in seconds) does the egg first crack into the cup in this video?",
    "answer": 2.2
  },
  {
    "id": "cat1_perception_test_1504",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_2258",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "At what time (in seconds) does the fork first strike the bowl while whisking the egg in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_15240",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_0261",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "At what time (in seconds) does the kettle first start pouring water into the mug in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_6575",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6575.mp4",
    "duration": 21.989,
    "question": "At what time (in seconds) does the person's fist first clench against the table in this video?",
    "answer": 11.6
  },
  {
    "id": "cat1_perception_test_19388",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_6403",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "At what time (in seconds) does the glass jar first start sliding across the wooden table in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_0208",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "At what time (in seconds) does the tea bag first drop into the glass in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_20838",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20838.mp4",
    "duration": 24.149,
    "question": "At what time (in seconds) does the shoe lace being tied first occur in this video?",
    "answer": 11.9
  },
  {
    "id": "cat1_perception_test_0047",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4144.mp4",
    "duration": 35.0383338705218,
    "question": "At what time (in seconds) does the tea bag first drop into the mug in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_17360",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17360.mp4",
    "duration": 23.861,
    "question": "At what time (in seconds) does the magazine first touch the counter in this video?",
    "answer": 2.1
  },
  {
    "id": "cat1_perception_test_3048",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3048.mp4",
    "duration": 19.551,
    "question": "At what time (in seconds) does the marker first touch the paper while writing in this video?",
    "answer": 4.4
  },
  {
    "id": "cat1_perception_test_22965",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 13.5
  },
  {
    "id": "cat1_perception_test_4374",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the red circular object first make contact with the paper in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_2452",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_14253",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14253.mp4",
    "duration": 18.681,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_4283",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4283.mp4",
    "duration": 38.061,
    "question": "At what time (in seconds) does the pen first start drawing on the paper in this video?",
    "answer": 7.8
  },
  {
    "id": "cat1_perception_test_2447",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_6642",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6642.mp4",
    "duration": 26.47,
    "question": "At what time (in seconds) does the pink sweater first make contact with the pile of clothes in this video?",
    "answer": 5.4
  },
  {
    "id": "cat1_perception_test_5092",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "At what time (in seconds) does the remote control button first click when pressed in this video?",
    "answer": 7.5
  },
  {
    "id": "cat1_perception_test_3462",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5215.mp4",
    "duration": 35.06546575338494,
    "question": "At what time (in seconds) does the glue gun first activate in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_10102",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_22189",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_14817",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the coin first drop onto the tablecloth in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_18217",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18217.mp4",
    "duration": 37.824,
    "question": "At what time (in seconds) does the spoon first strike the mug while stirring in this video?",
    "answer": 6.3
  },
  {
    "id": "cat1_perception_test_18026",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring in this video?",
    "answer": 18.5
  },
  {
    "id": "cat1_perception_test_12197",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12197.mp4",
    "duration": 15.282,
    "question": "At what time (in seconds) does the blue marker first touch the table in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_perception_test_2457",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_3013",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "At what time (in seconds) does the salt container first start shaking in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_10864",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "At what time (in seconds) does the hand first place an object on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_15105",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_2874",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5983.mp4",
    "duration": 30.2327451566049,
    "question": "At what time (in seconds) does the egg first crack into the metal bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12550",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12550.mp4",
    "duration": 27.701,
    "question": "At what time (in seconds) does the woman's footsteps first occur in this video?",
    "answer": 10.8
  },
  {
    "id": "cat1_perception_test_21058",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_17229",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6206.mp4",
    "duration": 18.693389158325218,
    "question": "At what time (in seconds) does the iron first make contact with the t-shirt while ironing in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_11767",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11767.mp4",
    "duration": 34.429,
    "question": "At what time (in seconds) does an object first start being moved on the table in this video?",
    "answer": 5.9
  },
  {
    "id": "cat1_perception_test_15881",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15881.mp4",
    "duration": 26.729,
    "question": "At what time (in seconds) does a foam letter first make contact with the table in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_12726",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12726.mp4",
    "duration": 17.184,
    "question": "At what time (in seconds) does the pair of red and black sneakers first drop onto the tiled floor in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_perception_test_0854",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_19566",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19566.mp4",
    "duration": 20.076,
    "question": "At what time (in seconds) does a cup first make contact with the table after being moved by the hand in this video?",
    "answer": 2.9
  },
  {
    "id": "cat1_perception_test_0960",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the bottle first start opening in this video?",
    "answer": 19.0
  },
  {
    "id": "cat1_perception_test_15456",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "At what time (in seconds) does the backpack zipper first start closing in this video?",
    "answer": 27.0
  },
  {
    "id": "cat1_perception_test_7189",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7189.mp4",
    "duration": 35.237,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_11756",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_23050",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23050.mp4",
    "duration": 27.566,
    "question": "At what time (in seconds) does the playing card first start sliding against the table surface in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_10127",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.235666024482537,
    "question": "At what time (in seconds) does the book first land on the table after being flipped in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_16070",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "At what time (in seconds) does the red letter 'A' first make contact with the flat surface in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_7169",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_7169.mp4",
    "duration": 36.157,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 6.6
  },
  {
    "id": "cat1_perception_test_21272",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "At what time (in seconds) does the book first thud into the blue handbag in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_23882",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23882.mp4",
    "duration": 37.572,
    "question": "At what time (in seconds) does the lace first tap against the shoe while being tied in this video?",
    "answer": 3.6
  },
  {
    "id": "cat1_perception_test_20959",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20959.mp4",
    "duration": 30.836,
    "question": "At what time (in seconds) does the lace tying first occur in this video?",
    "answer": 6.0
  },
  {
    "id": "cat1_perception_test_2549",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2549.mp4",
    "duration": 24.746,
    "question": "At what time (in seconds) does the egg first crack into the cup in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_11484",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11484.mp4",
    "duration": 32.157,
    "question": "At what time (in seconds) does the metal cup first clink against the spoon in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_0041",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4144.mp4",
    "duration": 35.0383338705218,
    "question": "At what time (in seconds) does the tea bag first drop into the mug in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_1577",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1577.mp4",
    "duration": 35.066,
    "question": "At what time (in seconds) does the milk first begin pouring into the mug in this video?",
    "answer": 12.2
  },
  {
    "id": "cat1_perception_test_12646",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "At what time (in seconds) does the crumpled paper bag first land on the floor in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_14359",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14359.mp4",
    "duration": 16.978,
    "question": "At what time (in seconds) does the bottle cap first start unscrewing in this video?",
    "answer": 3.9
  },
  {
    "id": "cat1_perception_test_2415",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_19465",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_20107",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7.mp4",
    "duration": 23.280433483587682,
    "question": "At what time (in seconds) does the pink shirt first start being folded in this video?",
    "answer": 13.5
  },
  {
    "id": "cat1_perception_test_14133",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14133.mp4",
    "duration": 43.061,
    "question": "At what time (in seconds) does the person first begin folding the red booklet in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_5147",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5987.mp4",
    "duration": 32.49483405859109,
    "question": "At what time (in seconds) does a crystal tumbler first make contact with the glass coffee table when being placed down in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_6225",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the spoon first clink against the cup in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_1626",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_273.mp4",
    "duration": 12.298033551891136,
    "question": "At what time (in seconds) does the blue bottle cap first clink against the inside of the green jar in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_2871",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2871.mp4",
    "duration": 36.458,
    "question": "At what time (in seconds) does the carton first start opening in this video?",
    "answer": 6.2
  },
  {
    "id": "cat1_perception_test_0843",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "At what time (in seconds) does the fork first clink against the plate while mixing the salad in this video?",
    "answer": 33.7
  },
  {
    "id": "cat1_perception_test_10104",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 8.2
  },
  {
    "id": "cat1_perception_test_16026",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16026.mp4",
    "duration": 41.708,
    "question": "At what time (in seconds) does a paper cutout first make contact with the sheet of paper in this video?",
    "answer": 9.8
  },
  {
    "id": "cat1_perception_test_2986",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_2986.mp4",
    "duration": 36.5224,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 11.3
  },
  {
    "id": "cat1_perception_test_12499",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the wooden chair first scrape against the tiled floor in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_15239",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 21.5
  },
  {
    "id": "cat1_perception_test_22821",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22821.mp4",
    "duration": 32.69,
    "question": "At what time (in seconds) does the paper first start being folded in this video?",
    "answer": 6.9
  },
  {
    "id": "cat1_perception_test_21893",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2047.mp4",
    "duration": 27.7,
    "question": "At what time (in seconds) does the rustling sound from handling clothes first occur in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_12936",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12936.mp4",
    "duration": 17.45,
    "question": "At what time (in seconds) does the blue Adidas shoebox first make contact with the table in this video?",
    "answer": 5.8
  },
  {
    "id": "cat1_perception_test_4134",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 9.0
  },
  {
    "id": "cat1_perception_test_2851",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_10686",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2095.mp4",
    "duration": 35.02337714809306,
    "question": "At what time (in seconds) does the lime first make contact with the countertop in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_3687",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3687.mp4",
    "duration": 21.043,
    "question": "At what time (in seconds) does the clapping first start in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_9024",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9024.mp4",
    "duration": 22.56,
    "question": "At what time (in seconds) does the pen first strike the spoon to create a tapping sound in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_10862",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "At what time (in seconds) does the fork first make contact with the table in this video?",
    "answer": 29.2
  },
  {
    "id": "cat1_perception_test_15571",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_16109",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "At what time (in seconds) does the small square piece first tap against the larger square piece when being placed into the hole in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_23881",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23881.mp4",
    "duration": 37.305,
    "question": "At what time (in seconds) does the lace first tap against the shoe while being tied in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_perception_test_15874",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_15874.mp4",
    "duration": 27.818,
    "question": "At what time (in seconds) does a foam letter first make contact with the table in this video?",
    "answer": 12.3
  },
  {
    "id": "cat1_perception_test_23251",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23251.mp4",
    "duration": 14.89,
    "question": "At what time (in seconds) does the letter 'a' first tap against the wooden table in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_16606",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16606.mp4",
    "duration": 21.66,
    "question": "At what time (in seconds) does a mug first make contact with the table in this video?",
    "answer": 3.7
  },
  {
    "id": "cat1_perception_test_6577",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6577.mp4",
    "duration": 20.089,
    "question": "At what time (in seconds) does the person's fist first clench against the table in this video?",
    "answer": 9.7
  },
  {
    "id": "cat1_perception_test_14956",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14956.mp4",
    "duration": 34.901,
    "question": "At what time (in seconds) does the person first start speaking in Portuguese in this video?",
    "answer": 3.4
  },
  {
    "id": "cat1_perception_test_6524",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_8977",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8977.mp4",
    "duration": 34.912,
    "question": "At what time (in seconds) does the person first pick up the oranges from the table in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_16016",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16016.mp4",
    "duration": 42.816,
    "question": "At what time (in seconds) does a paper cutout first make contact with the sheet of paper in this video?",
    "answer": 10.9
  },
  {
    "id": "cat1_perception_test_19230",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "At what time (in seconds) does the paper first start moving as the person picks it up to show the camera in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_11460",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4033.mp4",
    "duration": 16.921433152713405,
    "question": "At what time (in seconds) does the boot first make contact with the cloth in this video?",
    "answer": 12.7
  },
  {
    "id": "cat1_perception_test_5338",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5338.mp4",
    "duration": 24.722,
    "question": "At what time (in seconds) does a teacup first make contact with the countertop while being moved in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_21213",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_23244",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23244.mp4",
    "duration": 20.386,
    "question": "At what time (in seconds) does the letter 'a' first tap against the wooden table in this video?",
    "answer": 11.6
  },
  {
    "id": "cat1_perception_test_9023",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9023.mp4",
    "duration": 24.048,
    "question": "At what time (in seconds) does the spoon first start being struck with the pen in this video?",
    "answer": 6.1
  },
  {
    "id": "cat1_perception_test_22190",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_20434",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.943745062621275,
    "question": "At what time (in seconds) does the lamp first disconnect from the wall socket in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_3352",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3352.mp4",
    "duration": 31.158,
    "question": "At what time (in seconds) does the pen first start writing on the paper in this video?",
    "answer": 5.1
  },
  {
    "id": "cat1_perception_test_18397",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_18397.mp4",
    "duration": 36.073,
    "question": "At what time (in seconds) does the salad ingredient first start dropping into the bowl in this video?",
    "answer": 5.7
  },
  {
    "id": "cat1_perception_test_21212",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_19456",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "At what time (in seconds) does the backpack first make contact with the table after being set down in this video?",
    "answer": 21.8
  },
  {
    "id": "cat1_perception_test_10654",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_10654.mp4",
    "duration": 20.103,
    "question": "At what time (in seconds) does the person first start tying the laces of their sneakers in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_perception_test_21499",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2776.mp4",
    "duration": 19.633333333333333,
    "question": "At what time (in seconds) does the laptop first make contact with the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_13241",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3495.mp4",
    "duration": 16.440266396584068,
    "question": "At what time (in seconds) does the shoebox lid first start closing in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_21476",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "At what time (in seconds) does the folded t-shirt first make contact with the table after being shown to the camera in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_6223",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "At what time (in seconds) does the cup first clink against the spoon when placed on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_11747",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the sound of the white bottle being placed on the table first occur in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_13778",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13778.mp4",
    "duration": 19.317,
    "question": "At what time (in seconds) does the cap first make contact with the bottle when being placed on top in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_10856",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "At what time (in seconds) does the hand first place an object on the table in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_20787",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20787.mp4",
    "duration": 24.491,
    "question": "At what time (in seconds) does the shoe lace tying first occur in this video?",
    "answer": 8.6
  },
  {
    "id": "cat1_perception_test_19122",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19122.mp4",
    "duration": 42.368,
    "question": "At what time (in seconds) does the marker first scratch against the notepad while writing \"JUST\" in this video?",
    "answer": 14.3
  },
  {
    "id": "cat1_perception_test_12506",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the plastic bag first touch the floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_17361",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_820.mp4",
    "duration": 21.733333333333334,
    "question": "At what time (in seconds) does the magazine first make contact with the counter in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_4501",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_10367",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "At what time (in seconds) does the person first start tying their left shoe lace in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_8962",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8962.mp4",
    "duration": 34.664,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 10.2
  },
  {
    "id": "cat1_perception_test_6534",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "At what time (in seconds) does the cup first slide on the table during the shell game in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_17400",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "At what time (in seconds) does the book first make contact with the cylindrical container in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_22175",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_11283",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9229.mp4",
    "duration": 21.356111246183534,
    "question": "At what time (in seconds) does the black sock first land on the wooden table in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_5472",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5472.mp4",
    "duration": 31.45,
    "question": "At what time (in seconds) does the cup first make contact with the table after being lifted in this video?",
    "answer": 7.3
  },
  {
    "id": "cat1_perception_test_14939",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14939.mp4",
    "duration": 34.09,
    "question": "At what time (in seconds) does the person first begin speaking in Portuguese in this video?",
    "answer": 2.6
  },
  {
    "id": "cat1_perception_test_19541",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "At what time (in seconds) does the playing card first flip over in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_22504",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22504.mp4",
    "duration": 29.419,
    "question": "At what time (in seconds) does the marble first start rolling across the table in this video?",
    "answer": 13.8
  },
  {
    "id": "cat1_perception_test_12294",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12294.mp4",
    "duration": 23.652,
    "question": "At what time (in seconds) does the orange object first make a clattering sound upon impact with the table in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_1571",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_1571.mp4",
    "duration": 26.358,
    "question": "At what time (in seconds) does the milk first start pouring into the mug in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_perception_test_4494",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 15.0
  },
  {
    "id": "cat1_perception_test_6509",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6509.mp4",
    "duration": 27.706,
    "question": "At what time (in seconds) does a plastic cup first tap against the table in this video?",
    "answer": 3.9
  },
  {
    "id": "cat1_perception_test_11728",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11728.mp4",
    "duration": 22.811,
    "question": "At what time (in seconds) does the toy car first start rolling on the table in this video?",
    "answer": 7.1
  },
  {
    "id": "cat1_perception_test_17961",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17961.mp4",
    "duration": 36.06,
    "question": "At what time (in seconds) does the tea box first start opening in this video?",
    "answer": 7.6
  },
  {
    "id": "cat1_perception_test_21922",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2868.mp4",
    "duration": 19.389866106589658,
    "question": "At what time (in seconds) does the swim trunks first land on the chair in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_16190",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16190.mp4",
    "duration": 20.478,
    "question": "At what time (in seconds) does the green triangular block first make contact with the table in this video?",
    "answer": 4.6
  },
  {
    "id": "cat1_perception_test_3270",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9948.mp4",
    "duration": 17.88600017057419,
    "question": "At what time (in seconds) does the pen first tap against the table when placed down in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_22176",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "At what time (in seconds) does the door first start closing in this video?",
    "answer": 13.0
  },
  {
    "id": "cat1_perception_test_1503",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_21207",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21207.mp4",
    "duration": 31.101,
    "question": "At what time (in seconds) does the book first start flipping through the pages in this video?",
    "answer": 12.5
  },
  {
    "id": "cat1_perception_test_5465",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_5465.mp4",
    "duration": 34.453,
    "question": "At what time (in seconds) does the cup first make contact with the table after being lifted in this video?",
    "answer": 10.3
  },
  {
    "id": "cat1_perception_test_13632",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13632.mp4",
    "duration": 24.501,
    "question": "At what time (in seconds) does the plastic bottle first start rolling on the wooden table in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_11750",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "At what time (in seconds) does the small white bottle first make contact with the wooden table in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_0944",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "At what time (in seconds) does the fork first start clinking against the plate while mixing the salad in this video?",
    "answer": 34.8
  },
  {
    "id": "cat1_perception_test_4281",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4281.mp4",
    "duration": 39.374,
    "question": "At what time (in seconds) does the pen first start drawing on the paper in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_8572",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8572.mp4",
    "duration": 34.003,
    "question": "At what time (in seconds) does the disco ball's power cord first get plugged into the wall outlet in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_14183",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14183.mp4",
    "duration": 14.698,
    "question": "At what time (in seconds) does the book first make contact with the table while being placed on the stack in this video?",
    "answer": 3.6
  },
  {
    "id": "cat1_perception_test_11329",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11329.mp4",
    "duration": 27.543,
    "question": "At what time (in seconds) does the rolling pin first touch the plate in this video?",
    "answer": 9.2
  },
  {
    "id": "cat1_perception_test_22160",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "At what time (in seconds) does the white door first start closing in this video?",
    "answer": 23.0
  },
  {
    "id": "cat1_perception_test_20083",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20083.mp4",
    "duration": 26.721,
    "question": "At what time (in seconds) does the fabric first start rustling as the person begins folding the floral pants in this video?",
    "answer": 4.5
  },
  {
    "id": "cat1_perception_test_5142",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5987.mp4",
    "duration": 32.49483405859109,
    "question": "At what time (in seconds) does the tumbler first make contact with the table when being placed back down in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_15377",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.62194476663173,
    "question": "At what time (in seconds) does the zipper first start closing in this video?",
    "answer": 16.6
  },
  {
    "id": "cat1_perception_test_2453",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_16110",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "At what time (in seconds) does the small square piece first slide into the rectangular hole of the larger square piece in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_13511",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13511.mp4",
    "duration": 23.614,
    "question": "At what time (in seconds) does the plastic water bottle first start rolling on the wooden table in this video?",
    "answer": 8.8
  },
  {
    "id": "cat1_perception_test_17992",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "At what time (in seconds) does the spoon first clink against the mug while stirring in this video?",
    "answer": 29.5
  },
  {
    "id": "cat1_perception_test_19798",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19798.mp4",
    "duration": 32.316,
    "question": "At what time (in seconds) does a card first touch the table in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_14949",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14949.mp4",
    "duration": 33.995,
    "question": "At what time (in seconds) does the person first begin speaking in Portuguese while placing items on the table in this video?",
    "answer": 2.5
  },
  {
    "id": "cat1_perception_test_11169",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11169.mp4",
    "duration": 22.012,
    "question": "At what time (in seconds) does the hand first place an object on the countertop in this video?",
    "answer": 7.0
  },
  {
    "id": "cat1_perception_test_14828",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the coin first land on the tablecloth in this video?",
    "answer": 9.1
  },
  {
    "id": "cat1_perception_test_3483",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3483.mp4",
    "duration": 43.795,
    "question": "At what time (in seconds) does the marker first start writing on the paper in this video?",
    "answer": 11.7
  },
  {
    "id": "cat1_perception_test_1500",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "At what time (in seconds) does the zipper first start operating in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_3504",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3504.mp4",
    "duration": 45.289,
    "question": "At what time (in seconds) does the marker first start writing on the paper in this video?",
    "answer": 13.2
  },
  {
    "id": "cat1_perception_test_14182",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14182.mp4",
    "duration": 23.707,
    "question": "At what time (in seconds) does the sound of books being stacked first occur in this video?",
    "answer": 12.6
  },
  {
    "id": "cat1_perception_test_18958",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "At what time (in seconds) does the egg first crack into the bowl in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_21545",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21545.mp4",
    "duration": 15.0,
    "question": "At what time (in seconds) does the travel mug first make contact with the wooden table in this video?",
    "answer": 2.4
  },
  {
    "id": "cat1_perception_test_8965",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_8965.mp4",
    "duration": 38.647,
    "question": "At what time (in seconds) does the knife first cut the cord in this video?",
    "answer": 14.2
  },
  {
    "id": "cat1_perception_test_13037",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1473.mp4",
    "duration": 34.922689096353665,
    "question": "At what time (in seconds) does the box flap first start folding closed in this video?",
    "answer": 21.0
  },
  {
    "id": "cat1_perception_test_4370",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "At what time (in seconds) does the marker first start drawing on the paper in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_13524",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2242.mp4",
    "duration": 16.8,
    "question": "At what time (in seconds) does the water bottle first hit the end of the table during rolling in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_19743",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_19743.mp4",
    "duration": 20.518,
    "question": "At what time (in seconds) does the paper cup first lift off the table in this video?",
    "answer": 5.6
  },
  {
    "id": "cat1_perception_test_6582",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2512.mp4",
    "duration": 19.693166223641533,
    "question": "At what time (in seconds) does the person speaking in Portuguese first begin speaking in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_22498",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_22498.mp4",
    "duration": 21.014,
    "question": "At what time (in seconds) does the marble first start rolling across the table in this video?",
    "answer": 5.4
  },
  {
    "id": "cat1_perception_test_11314",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10624.mp4",
    "duration": 19.264144841878927,
    "question": "At what time (in seconds) does the book first land on the backpack in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_21302",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_21302.mp4",
    "duration": 22.378,
    "question": "At what time (in seconds) does the book first thud into the bag in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_13840",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13840.mp4",
    "duration": 17.043,
    "question": "At what time (in seconds) does the lid first click onto the purple container in this video?",
    "answer": 7.9
  },
  {
    "id": "cat1_perception_test_3488",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_3488.mp4",
    "duration": 42.572,
    "question": "At what time (in seconds) does the marker first start writing on the paper in this video?",
    "answer": 10.5
  },
  {
    "id": "cat1_perception_test_12480",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12480.mp4",
    "duration": 29.491,
    "question": "At what time (in seconds) does the cloth first land on the floor in this video?",
    "answer": 8.4
  },
  {
    "id": "cat1_perception_test_1058",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "At what time (in seconds) does the spoon first clink against the metal bowl while mixing the sauce in this video?",
    "answer": 17.5
  },
  {
    "id": "cat1_perception_test_14830",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At what time (in seconds) does the red whistle first make sound when placed on the tablecloth in this video?",
    "answer": 26.0
  },
  {
    "id": "cat1_perception_test_18411",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "At what time (in seconds) does the olive oil first begin pouring over the salad in this video?",
    "answer": 17.0
  },
  {
    "id": "cat1_perception_test_21204",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10666.mp4",
    "duration": 20.54636672090893,
    "question": "At what time (in seconds) does the book first start being placed into the black bag in this video?",
    "answer": 11.5
  },
  {
    "id": "cat1_perception_test_12503",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the chair first start moving in this video?",
    "answer": 10.0
  },
  {
    "id": "cat1_perception_test_6654",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_6654.mp4",
    "duration": 26.261,
    "question": "At what time (in seconds) does the person first place a sweater on the pile in this video?",
    "answer": 3.2
  },
  {
    "id": "cat1_perception_test_23753",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "At what time (in seconds) does the pen first tap on the table in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_14706",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14706.mp4",
    "duration": 23.194,
    "question": "At what time (in seconds) does the sunglasses first tap against the countertop in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_16837",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16837.mp4",
    "duration": 29.374,
    "question": "At what time (in seconds) does the toy car first start rolling on the wooden table in this video?",
    "answer": 10.2
  },
  {
    "id": "cat1_perception_test_4262",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_4262.mp4",
    "duration": 29.397,
    "question": "At what time (in seconds) does the pen first start drawing on the paper in this video?",
    "answer": 3.9
  },
  {
    "id": "cat1_perception_test_20172",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_20172.mp4",
    "duration": 22.93,
    "question": "At what time (in seconds) does the plastic bag first start opening in this video?",
    "answer": 2.3
  },
  {
    "id": "cat1_perception_test_18027",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "At what time (in seconds) does water first begin pouring from the kettle into the mug in this video?",
    "answer": 11.0
  },
  {
    "id": "cat1_perception_test_11733",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11733.mp4",
    "duration": 22.506,
    "question": "At what time (in seconds) does the toy car first start rolling on the table in this video?",
    "answer": 6.8
  },
  {
    "id": "cat1_perception_test_13629",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13629.mp4",
    "duration": 23.118,
    "question": "At what time (in seconds) does the plastic bottle first start rolling across the wooden table in this video?",
    "answer": 7.4
  },
  {
    "id": "cat1_perception_test_3012",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "At what time (in seconds) does the salt container first start shaking in this video?",
    "answer": 3.5
  },
  {
    "id": "cat1_perception_test_21276",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "At what time (in seconds) does the can first land in the blue handbag in this video?",
    "answer": 25.5
  },
  {
    "id": "cat1_perception_test_21919",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10945.mp4",
    "duration": 16.53166636003831,
    "question": "At what time (in seconds) does the person first adjust the camera in this video?",
    "answer": 15.5
  },
  {
    "id": "cat1_perception_test_20109",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7.mp4",
    "duration": 23.280433483587682,
    "question": "At what time (in seconds) does the pink shirt first make contact with the stack of clothes while being placed on top in this video?",
    "answer": 18.0
  },
  {
    "id": "cat1_perception_test_9267",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "At what time (in seconds) does the hairdryer first turn on in this video?",
    "answer": 12.0
  },
  {
    "id": "cat1_perception_test_16852",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_7230.mp4",
    "duration": 19.149133647694892,
    "question": "At what time (in seconds) does the toy car first move across the book in this video?",
    "answer": 8.0
  },
  {
    "id": "cat1_perception_test_16839",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_16839.mp4",
    "duration": 23.476,
    "question": "At what time (in seconds) does the toy car first move across the wooden table in this video?",
    "answer": 4.3
  },
  {
    "id": "cat1_perception_test_21186",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_10309.mp4",
    "duration": 21.410344551443874,
    "question": "At what time (in seconds) does the sound of pages being flipped first occur in this video?",
    "answer": 5.0
  },
  {
    "id": "cat1_perception_test_14189",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_14189.mp4",
    "duration": 22.312,
    "question": "At what time (in seconds) does the sound of books being stacked first occur in this video?",
    "answer": 11.2
  },
  {
    "id": "cat1_perception_test_22966",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "At what time (in seconds) does the paper first start tearing in this video?",
    "answer": 13.5
  },
  {
    "id": "cat1_perception_test_11721",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_11721.mp4",
    "duration": 28.014,
    "question": "At what time (in seconds) does the toy car first start rolling on the table in this video?",
    "answer": 12.3
  },
  {
    "id": "cat1_perception_test_9874",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_9874.mp4",
    "duration": 23.095,
    "question": "At what time (in seconds) does the red cloth first start shaking in this video?",
    "answer": 5.4
  },
  {
    "id": "cat1_perception_test_12498",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "At what time (in seconds) does the plastic bag first touch the floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_22193",
    "category": "Cat1",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "At what time (in seconds) does the stack of papers first land on the parquet floor in this video?",
    "answer": 4.0
  },
  {
    "id": "cat1_perception_test_23898",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_23898.mp4",
    "duration": 21.583,
    "question": "At what time (in seconds) does the person first start tying the laces of their right shoe in this video?",
    "answer": 5.1
  },
  {
    "id": "cat1_perception_test_12226",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_12226.mp4",
    "duration": 15.356,
    "question": "At what time (in seconds) does the sharp, cracking sound first occur when the object is placed on the pink book in this video?",
    "answer": 3.3
  },
  {
    "id": "cat1_perception_test_17601",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_17601.mp4",
    "duration": 28.08,
    "question": "At what time (in seconds) does the tomato first make contact with the table surface in this video?",
    "answer": 9.5
  },
  {
    "id": "cat1_perception_test_13521",
    "category": "Cat1",
    "video_path": "media/benchmark/cat1_prepend_videos/cat1_perception_test_13521.mp4",
    "duration": 20.367,
    "question": "At what time (in seconds) does the plastic water bottle first start rolling on the wooden table in this video?",
    "answer": 5.5
  },
  {
    "id": "cat2_ave_0003",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0003.mp4",
    "duration": 19.5694,
    "question": "When is the sound of church bell heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0016",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0016.mp4",
    "duration": 16.7484,
    "question": "When is the sound of church bell heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0025",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0025.mp4",
    "duration": 21.3547,
    "question": "When is the sound of male speech, man speaking heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0040",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0040.mp4",
    "duration": 15.3533,
    "question": "When is the sound of bark heard in this video?",
    "answer": {
      "start": 5.3,
      "end": 11.3
    }
  },
  {
    "id": "cat2_ave_0041",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0041.mp4",
    "duration": 15.158,
    "question": "When is the sound of bark heard in this video?",
    "answer": {
      "start": 5.1,
      "end": 8.1
    }
  },
  {
    "id": "cat2_ave_0042",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0042.mp4",
    "duration": 16.2413,
    "question": "When is the sound of bark heard in this video?",
    "answer": {
      "start": 6.2,
      "end": 14.2
    }
  },
  {
    "id": "cat2_ave_0045",
    "category": "Cat2",
    "video_path": "media/ave/videos/FRp2f-WKa7s.mp4",
    "duration": 10.04644,
    "question": "When is the sound of bark heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_ave_0083",
    "category": "Cat2",
    "video_path": "media/ave/videos/1ElntnVDwas.mp4",
    "duration": 10.04644,
    "question": "When is race car, auto racing visible in this video?",
    "answer": {
      "start": 6.0,
      "end": 8.0
    }
  },
  {
    "id": "cat2_ave_0090",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0090.mp4",
    "duration": 14.56,
    "question": "When is female speech, woman speaking visible in this video?",
    "answer": {
      "start": 5.5,
      "end": 8.5
    }
  },
  {
    "id": "cat2_ave_0092",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0092.mp4",
    "duration": 17.621,
    "question": "When is the sound of female speech, woman speaking heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0094",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0094.mp4",
    "duration": 13.3467,
    "question": "When is the sound of female speech, woman speaking heard in this video?",
    "answer": {
      "start": 3.3,
      "end": 6.3
    }
  },
  {
    "id": "cat2_ave_0190",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0190.mp4",
    "duration": 16.2333,
    "question": "When is the sound of frying (food) heard in this video?",
    "answer": {
      "start": 6.2,
      "end": 9.2
    }
  },
  {
    "id": "cat2_ave_0304",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0304.mp4",
    "duration": 13.421,
    "question": "When is goat visible in this video?",
    "answer": {
      "start": 3.4,
      "end": 10.4
    }
  },
  {
    "id": "cat2_ave_0310",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0310.mp4",
    "duration": 15.639,
    "question": "When is the sound of goat heard in this video?",
    "answer": {
      "start": 5.6,
      "end": 7.6
    }
  },
  {
    "id": "cat2_ave_0317",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0317.mp4",
    "duration": 13.514,
    "question": "When is the sound of baby cry, infant cry heard in this video?",
    "answer": {
      "start": 3.5,
      "end": 7.5
    }
  },
  {
    "id": "cat2_ave_0319",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0319.mp4",
    "duration": 21.62,
    "question": "When is the sound of bus heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0320",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0320.mp4",
    "duration": 12.028,
    "question": "When is bus visible in this video?",
    "answer": {
      "start": 2.0,
      "end": 5.0
    }
  },
  {
    "id": "cat2_ave_0336",
    "category": "Cat2",
    "video_path": "media/ave/videos/59svx6RTX6E.mp4",
    "duration": 10.01,
    "question": "When is chainsaw visible in this video?",
    "answer": {
      "start": 2.0,
      "end": 4.0
    }
  },
  {
    "id": "cat2_ave_0343",
    "category": "Cat2",
    "video_path": "media/ave/videos/0iaK9Evi2_U.mp4",
    "duration": 10.01,
    "question": "When is cat visible in this video?",
    "answer": {
      "start": 3.0,
      "end": 7.0
    }
  },
  {
    "id": "cat2_ave_0383",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0383.mp4",
    "duration": 15.021,
    "question": "When is accordion visible in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_ave_0394",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_ave_0394.mp4",
    "duration": 18.626,
    "question": "When is the sound of accordion heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_0204",
    "category": "Cat2",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 7.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_0839",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 123.0,
      "end": 128.0
    }
  },
  {
    "id": "cat2_coin_0260",
    "category": "Cat2",
    "video_path": "media/coin/videos/dMMonSQAKxI.mp4",
    "duration": 167.368333,
    "question": "When does the step \"close the car key cover\" occur?",
    "answer": {
      "start": 95.0,
      "end": 111.5
    }
  },
  {
    "id": "cat2_coin_1791",
    "category": "Cat2",
    "video_path": "media/coin/videos/HBeiqTB0I-E.mp4",
    "duration": 63.203333,
    "question": "When does the step \"install window panel\" occur?",
    "answer": {
      "start": 16.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_0053",
    "category": "Cat2",
    "video_path": "media/coin/videos/QLWJ4N-5KJg.mp4",
    "duration": 237.238267,
    "question": "When does the step \"fix the new string on the head of the guitar\" occur?",
    "answer": {
      "start": 53.0,
      "end": 63.0
    }
  },
  {
    "id": "cat2_coin_1307",
    "category": "Cat2",
    "video_path": "media/coin/videos/8sCKnySLkNk.mp4",
    "duration": 140.643256,
    "question": "When does the step \"clean up the interior of thepumpkin\" occur?",
    "answer": {
      "start": 15.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_5719",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "When does the step \"fit on the filter\" occur?",
    "answer": {
      "start": 36.0,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_1763",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1763.mp4",
    "duration": 14.582,
    "question": "When does the step \"rise to the sky\" occur?",
    "answer": {
      "start": 9.0,
      "end": 11.0
    }
  },
  {
    "id": "cat2_coin_0837",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 106.0,
      "end": 114.0
    }
  },
  {
    "id": "cat2_coin_3112",
    "category": "Cat2",
    "video_path": "media/coin/videos/80oOv72CWsM.mp4",
    "duration": 226.696411,
    "question": "When does the step \"place mattress on the bed\" occur?",
    "answer": {
      "start": 6.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_0792",
    "category": "Cat2",
    "video_path": "media/coin/videos/pXDy6YySXMo.mp4",
    "duration": 216.804711,
    "question": "When does the step \"fold the edges of the paper\" occur?",
    "answer": {
      "start": 40.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_4945",
    "category": "Cat2",
    "video_path": "media/coin/videos/X0xRmbh1FO8.mp4",
    "duration": 482.021667,
    "question": "When does the step \"switch off the power\" occur?",
    "answer": {
      "start": 61.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_3100",
    "category": "Cat2",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.063333,
    "question": "When does the step \"do artificial breathing to the patient\" occur?",
    "answer": {
      "start": 36.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_1575",
    "category": "Cat2",
    "video_path": "media/coin/videos/5SvJ4ewQwoU.mp4",
    "duration": 123.367611,
    "question": "When does the step \"fit on the shell\" occur?",
    "answer": {
      "start": 97.0,
      "end": 122.0
    }
  },
  {
    "id": "cat2_coin_5417",
    "category": "Cat2",
    "video_path": "media/coin/videos/Wj3ifOHoDIg.mp4",
    "duration": 171.1775,
    "question": "When does the step \"knot the rope\" occur?",
    "answer": {
      "start": 22.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_0827",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 40.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_1332",
    "category": "Cat2",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.556911,
    "question": "When does the step \"remove the tire\" occur?",
    "answer": {
      "start": 164.0,
      "end": 195.0
    }
  },
  {
    "id": "cat2_coin_5490",
    "category": "Cat2",
    "video_path": "media/coin/videos/bEX51XGEINM.mp4",
    "duration": 108.088889,
    "question": "When does the step \"remove pumpkin pedicle\" occur?",
    "answer": {
      "start": 35.0,
      "end": 44.0
    }
  },
  {
    "id": "cat2_coin_5749",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0VclzjmHKU.mp4",
    "duration": 238.375,
    "question": "When does the step \"nail down or stick together\" occur?",
    "answer": {
      "start": 105.0,
      "end": 120.0
    }
  },
  {
    "id": "cat2_coin_2211",
    "category": "Cat2",
    "video_path": "media/coin/videos/UuJMpPQ00e0.mp4",
    "duration": 185.063033,
    "question": "When does the step \"paste and level the wallpaper\" occur?",
    "answer": {
      "start": 138.0,
      "end": 162.0
    }
  },
  {
    "id": "cat2_coin_6294",
    "category": "Cat2",
    "video_path": "media/coin/videos/C76dCA0LcYc.mp4",
    "duration": 120.000722,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 26.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_6356",
    "category": "Cat2",
    "video_path": "media/coin/videos/0ph25DXAYas.mp4",
    "duration": 188.453144,
    "question": "When does the step \"cut the packing paper\" occur?",
    "answer": {
      "start": 31.0,
      "end": 63.0
    }
  },
  {
    "id": "cat2_coin_0262",
    "category": "Cat2",
    "video_path": "media/coin/videos/5H7rd1v7Yrk.mp4",
    "duration": 94.203356,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 44.0,
      "end": 86.0
    }
  },
  {
    "id": "cat2_coin_3286",
    "category": "Cat2",
    "video_path": "media/coin/videos/eebWXkd8IFI.mp4",
    "duration": 236.448789,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 99.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_4646",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 83.0,
      "end": 84.0
    }
  },
  {
    "id": "cat2_coin_1170",
    "category": "Cat2",
    "video_path": "media/coin/videos/j7kZb0T1Mko.mp4",
    "duration": 45.463333,
    "question": "When does the step \"install the new blade\" occur?",
    "answer": {
      "start": 31.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_4788",
    "category": "Cat2",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.356633,
    "question": "When does the step \"add vinegar to the sink hole\" occur?",
    "answer": {
      "start": 22.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_0744",
    "category": "Cat2",
    "video_path": "media/coin/videos/2npoZ7SdAHw.mp4",
    "duration": 112.268478,
    "question": "When does the step \"install the new filter\" occur?",
    "answer": {
      "start": 75.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_0898",
    "category": "Cat2",
    "video_path": "media/coin/videos/V_BwPfCh1Z0.mp4",
    "duration": 37.685978,
    "question": "When does the step \"press the SIM card slot back\" occur?",
    "answer": {
      "start": 28.0,
      "end": 36.0
    }
  },
  {
    "id": "cat2_coin_5140",
    "category": "Cat2",
    "video_path": "media/coin/videos/CYUgE1fHo-8.mp4",
    "duration": 105.882989,
    "question": "When does the step \"open the laptop rear cover\" occur?",
    "answer": {
      "start": 24.0,
      "end": 40.0
    }
  },
  {
    "id": "cat2_coin_6151",
    "category": "Cat2",
    "video_path": "media/coin/videos/FmP7RsHYAzQ.mp4",
    "duration": 38.1736,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 25.0,
      "end": 28.5
    }
  },
  {
    "id": "cat2_coin_6241",
    "category": "Cat2",
    "video_path": "media/coin/videos/30sdUwDcNoQ.mp4",
    "duration": 152.299678,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 63.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_2444",
    "category": "Cat2",
    "video_path": "media/coin/videos/cN9tTQNbvxQ.mp4",
    "duration": 154.343033,
    "question": "When does the step \"push the pin in\" occur?",
    "answer": {
      "start": 104.5,
      "end": 111.5
    }
  },
  {
    "id": "cat2_coin_0004",
    "category": "Cat2",
    "video_path": "media/coin/videos/SN_IhH4PDPo.mp4",
    "duration": 85.728067,
    "question": "When does the step \"pump up the fuel\" occur?",
    "answer": {
      "start": 50.0,
      "end": 57.0
    }
  },
  {
    "id": "cat2_coin_4906",
    "category": "Cat2",
    "video_path": "media/coin/videos/tZPTWIFdn4A.mp4",
    "duration": 305.666667,
    "question": "When does the step \"use the body wash\" occur?",
    "answer": {
      "start": 71.0,
      "end": 177.0
    }
  },
  {
    "id": "cat2_coin_1352",
    "category": "Cat2",
    "video_path": "media/coin/videos/4o3nFetqvC8.mp4",
    "duration": 112.336667,
    "question": "When does the step \"remove the hamster from the hamster cage\" occur?",
    "answer": {
      "start": 25.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_3466",
    "category": "Cat2",
    "video_path": "media/coin/videos/61dcPIKxyHg.mp4",
    "duration": 134.883333,
    "question": "When does the step \"cook the rice by rice cooker\" occur?",
    "answer": {
      "start": 97.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_5502",
    "category": "Cat2",
    "video_path": "media/coin/videos/8CoZHuwy9g0.mp4",
    "duration": 153.4839,
    "question": "When does the step \"add ingredients into cone\" occur?",
    "answer": {
      "start": 9.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_0991",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_0991.mp4",
    "duration": 82.593,
    "question": "When does the step \"rub and drag the materials\" occur?",
    "answer": {
      "start": 69.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_0524",
    "category": "Cat2",
    "video_path": "media/coin/videos/BhrXY0Ui6QE.mp4",
    "duration": 195.441667,
    "question": "When does the step \"arrange the seperated wire\" occur?",
    "answer": {
      "start": 50.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_0058",
    "category": "Cat2",
    "video_path": "media/coin/videos/MS0SMLCCtIM.mp4",
    "duration": 55.077722,
    "question": "When does the step \"put battery in\" occur?",
    "answer": {
      "start": 14.0,
      "end": 16.5
    }
  },
  {
    "id": "cat2_coin_0581",
    "category": "Cat2",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "When does the step \"smash the garlics with the knife face\" occur?",
    "answer": {
      "start": 59.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_0257",
    "category": "Cat2",
    "video_path": "media/coin/videos/dMMonSQAKxI.mp4",
    "duration": 167.368333,
    "question": "When does the step \"open the car key cover\" occur?",
    "answer": {
      "start": 40.0,
      "end": 51.5
    }
  },
  {
    "id": "cat2_coin_2706",
    "category": "Cat2",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.7717,
    "question": "When does the step \"prepare meat\" occur?",
    "answer": {
      "start": 57.0,
      "end": 60.0
    }
  },
  {
    "id": "cat2_coin_0580",
    "category": "Cat2",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "When does the step \"smash the garlics with the knife face\" occur?",
    "answer": {
      "start": 54.5,
      "end": 56.0
    }
  },
  {
    "id": "cat2_coin_5925",
    "category": "Cat2",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 12.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_1990",
    "category": "Cat2",
    "video_path": "media/coin/videos/4_EZh7Rvsho.mp4",
    "duration": 195.186933,
    "question": "When does the step \"remove the old hard disk\" occur?",
    "answer": {
      "start": 31.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_3531",
    "category": "Cat2",
    "video_path": "media/coin/videos/AtRXr7n45jc.mp4",
    "duration": 56.540589,
    "question": "When does the step \"wind the junction to fasten the connection\" occur?",
    "answer": {
      "start": 46.0,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_3469",
    "category": "Cat2",
    "video_path": "media/coin/videos/2h53otOBTsI.mp4",
    "duration": 119.768333,
    "question": "When does the step \"restore the fixed battery components and the back cover\" occur?",
    "answer": {
      "start": 90.0,
      "end": 104.0
    }
  },
  {
    "id": "cat2_coin_0496",
    "category": "Cat2",
    "video_path": "media/coin/videos/I1P5GuVHFQA.mp4",
    "duration": 205.473378,
    "question": "When does the step \"hold electrode with a welding tong\" occur?",
    "answer": {
      "start": 126.0,
      "end": 132.0
    }
  },
  {
    "id": "cat2_coin_1569",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"shape cookie\" occur?",
    "answer": {
      "start": 95.0,
      "end": 143.0
    }
  },
  {
    "id": "cat2_coin_6364",
    "category": "Cat2",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "When does the step \"shoot towards the basket\" occur?",
    "answer": {
      "start": 11.0,
      "end": 14.0
    }
  },
  {
    "id": "cat2_coin_3630",
    "category": "Cat2",
    "video_path": "media/coin/videos/bkB9DyxpJKY.mp4",
    "duration": 117.236667,
    "question": "When does the step \"install horizontal boards\" occur?",
    "answer": {
      "start": 72.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_0414",
    "category": "Cat2",
    "video_path": "media/coin/videos/BzXZUvNy4-0.mp4",
    "duration": 164.35,
    "question": "When does the step \"prepare the frame\" occur?",
    "answer": {
      "start": 76.0,
      "end": 85.0
    }
  },
  {
    "id": "cat2_coin_3978",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABRh77SHsf0.mp4",
    "duration": 60.5112,
    "question": "When does the step \"install the new filter\" occur?",
    "answer": {
      "start": 35.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_3943",
    "category": "Cat2",
    "video_path": "media/coin/videos/b2YcHzj1eLU.mp4",
    "duration": 125.387744,
    "question": "When does the step \"install the bulb and light housing or shell\" occur?",
    "answer": {
      "start": 75.0,
      "end": 103.0
    }
  },
  {
    "id": "cat2_coin_5984",
    "category": "Cat2",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "When does the step \"cut off the edge\" occur?",
    "answer": {
      "start": 2.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_1783",
    "category": "Cat2",
    "video_path": "media/coin/videos/2u1pXSr0meo.mp4",
    "duration": 89.0253,
    "question": "When does the step \"install the new blade\" occur?",
    "answer": {
      "start": 54.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_6027",
    "category": "Cat2",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "When does the step \"remove the tire\" occur?",
    "answer": {
      "start": 108.0,
      "end": 111.0
    }
  },
  {
    "id": "cat2_coin_4441",
    "category": "Cat2",
    "video_path": "media/coin/videos/O90ULfKlmZk.mp4",
    "duration": 103.01,
    "question": "When does the step \"wipe screen\" occur?",
    "answer": {
      "start": 9.5,
      "end": 15.5
    }
  },
  {
    "id": "cat2_coin_0468",
    "category": "Cat2",
    "video_path": "media/coin/videos/6Gg0UUlK3Ns.mp4",
    "duration": 183.112556,
    "question": "When does the step \"fry salmon\" occur?",
    "answer": {
      "start": 117.0,
      "end": 145.0
    }
  },
  {
    "id": "cat2_coin_5531",
    "category": "Cat2",
    "video_path": "media/coin/videos/B8qK8DL3taM.mp4",
    "duration": 155.665,
    "question": "When does the step \"fry or roast or braise\" occur?",
    "answer": {
      "start": 102.5,
      "end": 104.5
    }
  },
  {
    "id": "cat2_coin_4630",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 24.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_1673",
    "category": "Cat2",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "When does the step \"bring the frisbee back\" occur?",
    "answer": {
      "start": 25.0,
      "end": 38.5
    }
  },
  {
    "id": "cat2_coin_5867",
    "category": "Cat2",
    "video_path": "media/coin/videos/nMQzbbBDAq8.mp4",
    "duration": 81.571667,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 74.0,
      "end": 77.0
    }
  },
  {
    "id": "cat2_coin_0594",
    "category": "Cat2",
    "video_path": "media/coin/videos/C9w4V0cd7_w.mp4",
    "duration": 121.578333,
    "question": "When does the step \"press the SIM card slot back\" occur?",
    "answer": {
      "start": 96.0,
      "end": 101.0
    }
  },
  {
    "id": "cat2_coin_1746",
    "category": "Cat2",
    "video_path": "media/coin/videos/kE1HgUxYwxs.mp4",
    "duration": 71.888333,
    "question": "When does the step \"install the new faucet\" occur?",
    "answer": {
      "start": 32.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_6298",
    "category": "Cat2",
    "video_path": "media/coin/videos/C76dCA0LcYc.mp4",
    "duration": 120.000722,
    "question": "When does the step \"stir the ingredients\" occur?",
    "answer": {
      "start": 87.0,
      "end": 93.0
    }
  },
  {
    "id": "cat2_coin_2001",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"tighten the valve and screw on the valve cap\" occur?",
    "answer": {
      "start": 125.0,
      "end": 130.0
    }
  },
  {
    "id": "cat2_coin_1292",
    "category": "Cat2",
    "video_path": "media/coin/videos/4um8iuFM9vI.mp4",
    "duration": 123.321178,
    "question": "When does the step \"take down the old battery\" occur?",
    "answer": {
      "start": 43.0,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_5357",
    "category": "Cat2",
    "video_path": "media/coin/videos/2OYEspC71G8.mp4",
    "duration": 176.309467,
    "question": "When does the step \"screw on the screws\" occur?",
    "answer": {
      "start": 46.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_2452",
    "category": "Cat2",
    "video_path": "media/coin/videos/2OUntondSkI.mp4",
    "duration": 156.711467,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 37.0,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_5878",
    "category": "Cat2",
    "video_path": "media/coin/videos/8ed8DjTm7VQ.mp4",
    "duration": 58.791667,
    "question": "When does the step \"install the new faucet\" occur?",
    "answer": {
      "start": 12.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_coin_5195",
    "category": "Cat2",
    "video_path": "media/coin/videos/HtlzVT5PCKE.mp4",
    "duration": 66.687,
    "question": "When does the step \"open the sluice and test the new faucet\" occur?",
    "answer": {
      "start": 54.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_2162",
    "category": "Cat2",
    "video_path": "media/coin/videos/8pNfIyLasLI.mp4",
    "duration": 77.113467,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 66.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_6436",
    "category": "Cat2",
    "video_path": "media/coin/videos/Sh9YmspuK3Q.mp4",
    "duration": 60.9756,
    "question": "When does the step \"apply cleaning agent\" occur?",
    "answer": {
      "start": 32.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_3619",
    "category": "Cat2",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "When does the step \"add seasoning on the salmon\" occur?",
    "answer": {
      "start": 34.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_1044",
    "category": "Cat2",
    "video_path": "media/coin/videos/Yagr0XsARhw.mp4",
    "duration": 182.276633,
    "question": "When does the step \"reinstall the rearview mirror\" occur?",
    "answer": {
      "start": 127.0,
      "end": 156.0
    }
  },
  {
    "id": "cat2_coin_0842",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 143.0,
      "end": 149.0
    }
  },
  {
    "id": "cat2_coin_2897",
    "category": "Cat2",
    "video_path": "media/coin/videos/03FowQbl5aw.mp4",
    "duration": 179.048333,
    "question": "When does the step \"cover with some soil\" occur?",
    "answer": {
      "start": 107.0,
      "end": 130.0
    }
  },
  {
    "id": "cat2_coin_1331",
    "category": "Cat2",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.556911,
    "question": "When does the step \"unscrew the screw\" occur?",
    "answer": {
      "start": 126.0,
      "end": 163.0
    }
  },
  {
    "id": "cat2_coin_0203",
    "category": "Cat2",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 173.0,
      "end": 208.0
    }
  },
  {
    "id": "cat2_coin_1469",
    "category": "Cat2",
    "video_path": "media/coin/videos/3bel86eGTLI.mp4",
    "duration": 107.113644,
    "question": "When does the step \"remove the tire\" occur?",
    "answer": {
      "start": 16.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_3770",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 23.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_2876",
    "category": "Cat2",
    "video_path": "media/coin/videos/3BvE4z_kmuI.mp4",
    "duration": 174.426667,
    "question": "When does the step \"correct the balance zero\" occur?",
    "answer": {
      "start": 14.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_3274",
    "category": "Cat2",
    "video_path": "media/coin/videos/BiQrlEtjh4w.mp4",
    "duration": 175.495,
    "question": "When does the step \"spray towards the fire\" occur?",
    "answer": {
      "start": 107.0,
      "end": 133.5
    }
  },
  {
    "id": "cat2_coin_5566",
    "category": "Cat2",
    "video_path": "media/coin/videos/Iu148cEyaP4.mp4",
    "duration": 224.885,
    "question": "When does the step \"close the car key cover\" occur?",
    "answer": {
      "start": 188.0,
      "end": 197.5
    }
  },
  {
    "id": "cat2_coin_0944",
    "category": "Cat2",
    "video_path": "media/coin/videos/ubC-1DXt7TQ.mp4",
    "duration": 104.396667,
    "question": "When does the step \"screw on the screws\" occur?",
    "answer": {
      "start": 79.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_2831",
    "category": "Cat2",
    "video_path": "media/coin/videos/Hr9TVzx83XQ.mp4",
    "duration": 124.876911,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 70.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_4966",
    "category": "Cat2",
    "video_path": "media/coin/videos/T-gMfbutDDc.mp4",
    "duration": 219.660767,
    "question": "When does the step \"pour bean paste into plate\" occur?",
    "answer": {
      "start": 147.0,
      "end": 172.0
    }
  },
  {
    "id": "cat2_coin_5493",
    "category": "Cat2",
    "video_path": "media/coin/videos/bEX51XGEINM.mp4",
    "duration": 108.088889,
    "question": "When does the step \"place light into pumpkin\" occur?",
    "answer": {
      "start": 82.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_2983",
    "category": "Cat2",
    "video_path": "media/coin/videos/5QGYFN4ERcc.mp4",
    "duration": 190.241078,
    "question": "When does the step \"package and freeze\" occur?",
    "answer": {
      "start": 103.0,
      "end": 113.0
    }
  },
  {
    "id": "cat2_coin_3533",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEgb2VTbos.mp4",
    "duration": 36.501767,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 10.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_2571",
    "category": "Cat2",
    "video_path": "media/coin/videos/8htEhw4mOaw.mp4",
    "duration": 43.096233,
    "question": "When does the step \"carve along the outline\" occur?",
    "answer": {
      "start": 18.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_5363",
    "category": "Cat2",
    "video_path": "media/coin/videos/VSMpe0utWjA.mp4",
    "duration": 157.871667,
    "question": "When does the step \"take out the old filter\" occur?",
    "answer": {
      "start": 57.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_6167",
    "category": "Cat2",
    "video_path": "media/coin/videos/2mSzq-jlwu0.mp4",
    "duration": 68.6614,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 14.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_3622",
    "category": "Cat2",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "When does the step \"load the dish\" occur?",
    "answer": {
      "start": 163.0,
      "end": 178.0
    }
  },
  {
    "id": "cat2_coin_4222",
    "category": "Cat2",
    "video_path": "media/coin/videos/CXC7r-fSOt4.mp4",
    "duration": 135.883167,
    "question": "When does the step \"begin to practise karate\" occur?",
    "answer": {
      "start": 22.0,
      "end": 113.0
    }
  },
  {
    "id": "cat2_coin_0200",
    "category": "Cat2",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "When does the step \"cut a hole on the shell\" occur?",
    "answer": {
      "start": 33.5,
      "end": 103.0
    }
  },
  {
    "id": "cat2_coin_3730",
    "category": "Cat2",
    "video_path": "media/coin/videos/c5oEG7Wy-mU.mp4",
    "duration": 113.800989,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 59.5,
      "end": 69.5
    }
  },
  {
    "id": "cat2_coin_1998",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"install the air nozzle\" occur?",
    "answer": {
      "start": 72.0,
      "end": 78.0
    }
  },
  {
    "id": "cat2_coin_1792",
    "category": "Cat2",
    "video_path": "media/coin/videos/HBeiqTB0I-E.mp4",
    "duration": 63.203333,
    "question": "When does the step \"fix window board\" occur?",
    "answer": {
      "start": 30.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_4243",
    "category": "Cat2",
    "video_path": "media/coin/videos/NrugvefxR6E.mp4",
    "duration": 217.988933,
    "question": "When does the step \"cook the rice by rice cooker\" occur?",
    "answer": {
      "start": 72.0,
      "end": 193.0
    }
  },
  {
    "id": "cat2_coin_2599",
    "category": "Cat2",
    "video_path": "media/coin/videos/hC5H3SkZAaA.mp4",
    "duration": 141.246667,
    "question": "When does the step \"clean wall with a clean cloth\" occur?",
    "answer": {
      "start": 83.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_6030",
    "category": "Cat2",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "When does the step \"tighten screws\" occur?",
    "answer": {
      "start": 132.0,
      "end": 140.0
    }
  },
  {
    "id": "cat2_coin_4270",
    "category": "Cat2",
    "video_path": "media/coin/videos/FJi1LhJ_qgI.mp4",
    "duration": 137.368333,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 29.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_2340",
    "category": "Cat2",
    "video_path": "media/coin/videos/8VfIDw97aaw.mp4",
    "duration": 57.539,
    "question": "When does the step \"wipe the detergent\" occur?",
    "answer": {
      "start": 20.0,
      "end": 32.0
    }
  },
  {
    "id": "cat2_coin_2751",
    "category": "Cat2",
    "video_path": "media/coin/videos/BOu9Ua3zP28.mp4",
    "duration": 194.211667,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 19.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_1894",
    "category": "Cat2",
    "video_path": "media/coin/videos/2wSlSC1h8W4.mp4",
    "duration": 59.906667,
    "question": "When does the step \"tear off the other side of the sticker\" occur?",
    "answer": {
      "start": 43.0,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_2710",
    "category": "Cat2",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.7717,
    "question": "When does the step \"string together\" occur?",
    "answer": {
      "start": 96.0,
      "end": 101.0
    }
  },
  {
    "id": "cat2_coin_0160",
    "category": "Cat2",
    "video_path": "media/coin/videos/DAzqnAlEoW4.mp4",
    "duration": 158.174322,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 25.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_3116",
    "category": "Cat2",
    "video_path": "media/coin/videos/80oOv72CWsM.mp4",
    "duration": 226.696411,
    "question": "When does the step \"place mattress on the bed\" occur?",
    "answer": {
      "start": 214.0,
      "end": 221.0
    }
  },
  {
    "id": "cat2_coin_3999",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 53.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_5563",
    "category": "Cat2",
    "video_path": "media/coin/videos/Iu148cEyaP4.mp4",
    "duration": 224.885,
    "question": "When does the step \"open the car key cover\" occur?",
    "answer": {
      "start": 80.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_5097",
    "category": "Cat2",
    "video_path": "media/coin/videos/7p7hKcxVPf8.mp4",
    "duration": 56.122622,
    "question": "When does the step \"brew the coffee beans\" occur?",
    "answer": {
      "start": 41.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_0220",
    "category": "Cat2",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 113.0,
      "end": 116.0
    }
  },
  {
    "id": "cat2_coin_0222",
    "category": "Cat2",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 123.0,
      "end": 125.0
    }
  },
  {
    "id": "cat2_coin_3782",
    "category": "Cat2",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "When does the step \"cut into strips and pieces\" occur?",
    "answer": {
      "start": 48.0,
      "end": 50.0
    }
  },
  {
    "id": "cat2_coin_2131",
    "category": "Cat2",
    "video_path": "media/coin/videos/fzWn16M-5gk.mp4",
    "duration": 43.003356,
    "question": "When does the step \"transfer print\" occur?",
    "answer": {
      "start": 20.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_2681",
    "category": "Cat2",
    "video_path": "media/coin/videos/vZiOz0b7DDk.mp4",
    "duration": 183.251878,
    "question": "When does the step \"pour the orange juice into the cup\" occur?",
    "answer": {
      "start": 142.0,
      "end": 153.0
    }
  },
  {
    "id": "cat2_coin_5339",
    "category": "Cat2",
    "video_path": "media/coin/videos/D707ZMWH7jQ.mp4",
    "duration": 200.295322,
    "question": "When does the step \"link the new chain\" occur?",
    "answer": {
      "start": 139.0,
      "end": 160.0
    }
  },
  {
    "id": "cat2_coin_5089",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 108.0,
      "end": 115.0
    }
  },
  {
    "id": "cat2_coin_1785",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1785.mp4",
    "duration": 141.029,
    "question": "When does the step \"raise the jack up\" occur?",
    "answer": {
      "start": 11.0,
      "end": 16.5
    }
  },
  {
    "id": "cat2_coin_3021",
    "category": "Cat2",
    "video_path": "media/coin/videos/-RsbSOTzkgA.mp4",
    "duration": 73.513333,
    "question": "When does the step \"tighten the blade screw\" occur?",
    "answer": {
      "start": 34.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_6467",
    "category": "Cat2",
    "video_path": "media/coin/videos/39xjranFNd0.mp4",
    "duration": 171.711556,
    "question": "When does the step \"apply the shampoo or hair conditioner\" occur?",
    "answer": {
      "start": 36.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_1989",
    "category": "Cat2",
    "video_path": "media/coin/videos/4_EZh7Rvsho.mp4",
    "duration": 195.186933,
    "question": "When does the step \"open the laptop rear cover\" occur?",
    "answer": {
      "start": 2.0,
      "end": 26.0
    }
  },
  {
    "id": "cat2_coin_0834",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 84.0,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_5419",
    "category": "Cat2",
    "video_path": "media/coin/videos/Wj3ifOHoDIg.mp4",
    "duration": 171.1775,
    "question": "When does the step \"knot the rope\" occur?",
    "answer": {
      "start": 81.0,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_2795",
    "category": "Cat2",
    "video_path": "media/coin/videos/I1OEerHf-IY.mp4",
    "duration": 128.870744,
    "question": "When does the step \"install the SSD onto the hard disk tray\" occur?",
    "answer": {
      "start": 65.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_1442",
    "category": "Cat2",
    "video_path": "media/coin/videos/mT7xxa-a1S4.mp4",
    "duration": 96.478911,
    "question": "When does the step \"remove the vein\" occur?",
    "answer": {
      "start": 33.5,
      "end": 50.5
    }
  },
  {
    "id": "cat2_coin_2198",
    "category": "Cat2",
    "video_path": "media/coin/videos/5-jaAkl_ZTo.mp4",
    "duration": 232.988333,
    "question": "When does the step \"march into the area and salute\" occur?",
    "answer": {
      "start": 28.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_2640",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"tighten screws\" occur?",
    "answer": {
      "start": 153.0,
      "end": 166.0
    }
  },
  {
    "id": "cat2_coin_2011",
    "category": "Cat2",
    "video_path": "media/coin/videos/RRSwWtFBNn0.mp4",
    "duration": 45.046667,
    "question": "When does the step \"iron the cloths with the iron\" occur?",
    "answer": {
      "start": 4.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_1997",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"remove the air nozzle\" occur?",
    "answer": {
      "start": 68.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_2290",
    "category": "Cat2",
    "video_path": "media/coin/videos/0-KNi82OfNw.mp4",
    "duration": 144.125,
    "question": "When does the step \"add tea powder\" occur?",
    "answer": {
      "start": 40.0,
      "end": 44.0
    }
  },
  {
    "id": "cat2_coin_6120",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.508333,
    "question": "When does the step \"knot the rope\" occur?",
    "answer": {
      "start": 65.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_2263",
    "category": "Cat2",
    "video_path": "media/coin/videos/jmeJFd3QDbU.mp4",
    "duration": 205.658333,
    "question": "When does the step \"put in the plant\" occur?",
    "answer": {
      "start": 103.0,
      "end": 145.0
    }
  },
  {
    "id": "cat2_coin_0083",
    "category": "Cat2",
    "video_path": "media/coin/videos/PBZ09GEbYAE.mp4",
    "duration": 65.433333,
    "question": "When does the step \"begin to practise karate\" occur?",
    "answer": {
      "start": 12.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_4232",
    "category": "Cat2",
    "video_path": "media/coin/videos/nO9n_GYSDAc.mp4",
    "duration": 212.300044,
    "question": "When does the step \"put nicely and align the quilt and the cover\" occur?",
    "answer": {
      "start": 26.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_6182",
    "category": "Cat2",
    "video_path": "media/coin/videos/IulZ3WqiK8k.mp4",
    "duration": 105.208333,
    "question": "When does the step \"block out the glass\" occur?",
    "answer": {
      "start": 65.0,
      "end": 90.0
    }
  },
  {
    "id": "cat2_coin_2410",
    "category": "Cat2",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 76.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_5986",
    "category": "Cat2",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "When does the step \"cut in half\" occur?",
    "answer": {
      "start": 95.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_6014",
    "category": "Cat2",
    "video_path": "media/coin/videos/58HYW3vD52k.mp4",
    "duration": 181.3,
    "question": "When does the step \"fill with some soil\" occur?",
    "answer": {
      "start": 123.0,
      "end": 137.0
    }
  },
  {
    "id": "cat2_coin_0979",
    "category": "Cat2",
    "video_path": "media/coin/videos/37PY5qvO_tQ.mp4",
    "duration": 132.515,
    "question": "When does the step \"brush ice floor\" occur?",
    "answer": {
      "start": 95.0,
      "end": 118.0
    }
  },
  {
    "id": "cat2_coin_4389",
    "category": "Cat2",
    "video_path": "media/coin/videos/1qAKwHs-xJc.mp4",
    "duration": 193.12,
    "question": "When does the step \"close up the stapler\" occur?",
    "answer": {
      "start": 48.0,
      "end": 50.0
    }
  },
  {
    "id": "cat2_coin_1772",
    "category": "Cat2",
    "video_path": "media/coin/videos/1eYgUa5tuIs.mp4",
    "duration": 169.203333,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 33.0,
      "end": 57.0
    }
  },
  {
    "id": "cat2_coin_4297",
    "category": "Cat2",
    "video_path": "media/coin/videos/yEyQQaFyhxI.mp4",
    "duration": 164.118633,
    "question": "When does the step \"add seasoning\" occur?",
    "answer": {
      "start": 38.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_4888",
    "category": "Cat2",
    "video_path": "media/coin/videos/2pl582qZzHE.mp4",
    "duration": 141.223756,
    "question": "When does the step \"reconnect the electric wire\" occur?",
    "answer": {
      "start": 90.0,
      "end": 101.0
    }
  },
  {
    "id": "cat2_coin_0823",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 10.0,
      "end": 17.0
    }
  },
  {
    "id": "cat2_coin_6129",
    "category": "Cat2",
    "video_path": "media/coin/videos/7rkeFFBXgss.mp4",
    "duration": 65.2,
    "question": "When does the step \"pull out the insurance ring\" occur?",
    "answer": {
      "start": 6.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_coin_5879",
    "category": "Cat2",
    "video_path": "media/coin/videos/8ed8DjTm7VQ.mp4",
    "duration": 58.791667,
    "question": "When does the step \"connect the water pipe\" occur?",
    "answer": {
      "start": 44.5,
      "end": 53.5
    }
  },
  {
    "id": "cat2_coin_0840",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 129.0,
      "end": 136.0
    }
  },
  {
    "id": "cat2_coin_0100",
    "category": "Cat2",
    "video_path": "media/coin/videos/55WzTSED5SI.mp4",
    "duration": 115.194189,
    "question": "When does the step \"assemble the cushion and the backrest\" occur?",
    "answer": {
      "start": 42.5,
      "end": 68.5
    }
  },
  {
    "id": "cat2_coin_4702",
    "category": "Cat2",
    "video_path": "media/coin/videos/XSx9vWjcGYA.mp4",
    "duration": 171.431667,
    "question": "When does the step \"install the laptop rear cover\" occur?",
    "answer": {
      "start": 137.0,
      "end": 139.0
    }
  },
  {
    "id": "cat2_coin_3845",
    "category": "Cat2",
    "video_path": "media/coin/videos/ihcAuBnI0mI.mp4",
    "duration": 124.435,
    "question": "When does the step \"pull out the screen connector and remove the screen\" occur?",
    "answer": {
      "start": 51.0,
      "end": 85.5
    }
  },
  {
    "id": "cat2_coin_1510",
    "category": "Cat2",
    "video_path": "media/coin/videos/7OmkFqy0-9I.mp4",
    "duration": 86.169244,
    "question": "When does the step \"decorate with fruit\" occur?",
    "answer": {
      "start": 62.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_3282",
    "category": "Cat2",
    "video_path": "media/coin/videos/eebWXkd8IFI.mp4",
    "duration": 236.448789,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 23.0,
      "end": 28.0
    }
  },
  {
    "id": "cat2_coin_0439",
    "category": "Cat2",
    "video_path": "media/coin/videos/A6G6weok8NA.mp4",
    "duration": 96.0,
    "question": "When does the step \"glue on the back of the rubber\" occur?",
    "answer": {
      "start": 46.0,
      "end": 68.0
    }
  },
  {
    "id": "cat2_coin_6028",
    "category": "Cat2",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "When does the step \"put on the tire\" occur?",
    "answer": {
      "start": 115.0,
      "end": 125.0
    }
  },
  {
    "id": "cat2_coin_1848",
    "category": "Cat2",
    "video_path": "media/coin/videos/kS0PtcJPXtI.mp4",
    "duration": 127.151667,
    "question": "When does the step \"paste patch\" occur?",
    "answer": {
      "start": 71.0,
      "end": 113.0
    }
  },
  {
    "id": "cat2_coin_4658",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 135.0,
      "end": 140.0
    }
  },
  {
    "id": "cat2_coin_5087",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 90.0,
      "end": 95.0
    }
  },
  {
    "id": "cat2_coin_1286",
    "category": "Cat2",
    "video_path": "media/coin/videos/CnsXEHfcjJk.mp4",
    "duration": 142.454411,
    "question": "When does the step \"place the bicycle on the bracket\" occur?",
    "answer": {
      "start": 103.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_5120",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_5120.mp4",
    "duration": 69.602,
    "question": "When does the step \"assemble the cushion and the backrest\" occur?",
    "answer": {
      "start": 27.0,
      "end": 59.5
    }
  },
  {
    "id": "cat2_coin_5416",
    "category": "Cat2",
    "video_path": "media/coin/videos/Wj3ifOHoDIg.mp4",
    "duration": 171.1775,
    "question": "When does the step \"show the whole rope again\" occur?",
    "answer": {
      "start": 13.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_coin_4461",
    "category": "Cat2",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "When does the step \"fill the gap\" occur?",
    "answer": {
      "start": 152.0,
      "end": 156.0
    }
  },
  {
    "id": "cat2_coin_0488",
    "category": "Cat2",
    "video_path": "media/coin/videos/bFyvbxuXL0g.mp4",
    "duration": 62.251667,
    "question": "When does the step \"cut the rope\" occur?",
    "answer": {
      "start": 28.0,
      "end": 37.0
    }
  },
  {
    "id": "cat2_coin_3597",
    "category": "Cat2",
    "video_path": "media/coin/videos/so3l0TIINYw.mp4",
    "duration": 52.686067,
    "question": "When does the step \"rise to the sky\" occur?",
    "answer": {
      "start": 34.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_2230",
    "category": "Cat2",
    "video_path": "media/coin/videos/4bIVgAux3R0.mp4",
    "duration": 161.564444,
    "question": "When does the step \"close the car key cover\" occur?",
    "answer": {
      "start": 125.5,
      "end": 129.5
    }
  },
  {
    "id": "cat2_coin_5523",
    "category": "Cat2",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "When does the step \"take out the slice of bread\" occur?",
    "answer": {
      "start": 156.0,
      "end": 164.0
    }
  },
  {
    "id": "cat2_coin_4712",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Mn-qfoBm4M.mp4",
    "duration": 63.042167,
    "question": "When does the step \"install the back cover and waterproof ring\" occur?",
    "answer": {
      "start": 52.0,
      "end": 60.0
    }
  },
  {
    "id": "cat2_coin_2207",
    "category": "Cat2",
    "video_path": "media/coin/videos/UuJMpPQ00e0.mp4",
    "duration": 185.063033,
    "question": "When does the step \"apply glue to the wall and wallpaper\" occur?",
    "answer": {
      "start": 75.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_6524",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"put the ingredients into the bowl\" occur?",
    "answer": {
      "start": 149.0,
      "end": 174.0
    }
  },
  {
    "id": "cat2_coin_5337",
    "category": "Cat2",
    "video_path": "media/coin/videos/D707ZMWH7jQ.mp4",
    "duration": 200.295322,
    "question": "When does the step \"take old chain away\" occur?",
    "answer": {
      "start": 69.0,
      "end": 98.0
    }
  },
  {
    "id": "cat2_coin_4795",
    "category": "Cat2",
    "video_path": "media/coin/videos/8oDdmpfe_fE.mp4",
    "duration": 132.911011,
    "question": "When does the step \"fit on the shell\" occur?",
    "answer": {
      "start": 88.0,
      "end": 125.0
    }
  },
  {
    "id": "cat2_coin_1536",
    "category": "Cat2",
    "video_path": "media/coin/videos/ewEgaqha1rg.mp4",
    "duration": 235.659311,
    "question": "When does the step \"melt the soap block\" occur?",
    "answer": {
      "start": 135.0,
      "end": 137.0
    }
  },
  {
    "id": "cat2_coin_1073",
    "category": "Cat2",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "When does the step \"pour raw materials\" occur?",
    "answer": {
      "start": 37.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_1297",
    "category": "Cat2",
    "video_path": "media/coin/videos/aCiN9mqkXoA.mp4",
    "duration": 163.189833,
    "question": "When does the step \"rinse the dish\" occur?",
    "answer": {
      "start": 32.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_3780",
    "category": "Cat2",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "When does the step \"remove the core\" occur?",
    "answer": {
      "start": 32.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_3952",
    "category": "Cat2",
    "video_path": "media/coin/videos/BAqz6GzqYSg.mp4",
    "duration": 184.621856,
    "question": "When does the step \"install the new bolt\" occur?",
    "answer": {
      "start": 69.5,
      "end": 117.5
    }
  },
  {
    "id": "cat2_coin_1996",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"pump up to the tire\" occur?",
    "answer": {
      "start": 52.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_4515",
    "category": "Cat2",
    "video_path": "media/coin/videos/VrAV0gNtocw.mp4",
    "duration": 123.575,
    "question": "When does the step \"fix the wind mill on the bracket\" occur?",
    "answer": {
      "start": 105.0,
      "end": 115.0
    }
  },
  {
    "id": "cat2_coin_1561",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"pour raw materials\" occur?",
    "answer": {
      "start": 19.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_2784",
    "category": "Cat2",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "When does the step \"clean up the interior of thepumpkin\" occur?",
    "answer": {
      "start": 68.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_2317",
    "category": "Cat2",
    "video_path": "media/coin/videos/wZ7G6PelVvA.mp4",
    "duration": 136.022489,
    "question": "When does the step \"prepare the soil carefully\" occur?",
    "answer": {
      "start": 30.5,
      "end": 53.5
    }
  },
  {
    "id": "cat2_coin_3090",
    "category": "Cat2",
    "video_path": "media/coin/videos/4j1Xb4_R5IY.mp4",
    "duration": 118.839722,
    "question": "When does the step \"cut in half\" occur?",
    "answer": {
      "start": 30.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_2636",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"put on the tire\" occur?",
    "answer": {
      "start": 104.0,
      "end": 111.0
    }
  },
  {
    "id": "cat2_coin_6358",
    "category": "Cat2",
    "video_path": "media/coin/videos/0ph25DXAYas.mp4",
    "duration": 188.453144,
    "question": "When does the step \"decorate the wrapped gift\" occur?",
    "answer": {
      "start": 151.0,
      "end": 153.0
    }
  },
  {
    "id": "cat2_coin_4114",
    "category": "Cat2",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 111.0,
      "end": 131.5
    }
  },
  {
    "id": "cat2_coin_0822",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_0822.mp4",
    "duration": 194.792,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 9.4,
      "end": 18.4
    }
  },
  {
    "id": "cat2_coin_3606",
    "category": "Cat2",
    "video_path": "media/coin/videos/1YyqVC2dUjk.mp4",
    "duration": 202.988333,
    "question": "When does the step \"install the bulb and light housing or shell\" occur?",
    "answer": {
      "start": 170.0,
      "end": 180.0
    }
  },
  {
    "id": "cat2_coin_3256",
    "category": "Cat2",
    "video_path": "media/coin/videos/iZb6UyaElJM.mp4",
    "duration": 134.466667,
    "question": "When does the step \"scratch scales\" occur?",
    "answer": {
      "start": 16.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_3997",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 46.0,
      "end": 50.0
    }
  },
  {
    "id": "cat2_coin_0560",
    "category": "Cat2",
    "video_path": "media/coin/videos/wlO7ay8i88U.mp4",
    "duration": 151.958333,
    "question": "When does the step \"wipe screen again\" occur?",
    "answer": {
      "start": 136.5,
      "end": 139.0
    }
  },
  {
    "id": "cat2_coin_5689",
    "category": "Cat2",
    "video_path": "media/coin/videos/OU5KAGRyevI.mp4",
    "duration": 129.799544,
    "question": "When does the step \"remove the intestines and blood vessels\" occur?",
    "answer": {
      "start": 65.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_3634",
    "category": "Cat2",
    "video_path": "media/coin/videos/Axc0wLVXmhU.mp4",
    "duration": 141.176667,
    "question": "When does the step \"slice the pulp\" occur?",
    "answer": {
      "start": 68.0,
      "end": 97.0
    }
  },
  {
    "id": "cat2_coin_2000",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"remove the air nozzle\" occur?",
    "answer": {
      "start": 111.0,
      "end": 124.0
    }
  },
  {
    "id": "cat2_coin_6118",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.508333,
    "question": "When does the step \"knot the rope\" occur?",
    "answer": {
      "start": 13.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_2080",
    "category": "Cat2",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 62.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_3764",
    "category": "Cat2",
    "video_path": "media/coin/videos/f_GrzLHXSQw.mp4",
    "duration": 190.8448,
    "question": "When does the step \"add milk\" occur?",
    "answer": {
      "start": 141.0,
      "end": 152.0
    }
  },
  {
    "id": "cat2_coin_1294",
    "category": "Cat2",
    "video_path": "media/coin/videos/4um8iuFM9vI.mp4",
    "duration": 123.321178,
    "question": "When does the step \"restore the fixed battery components and the back cover\" occur?",
    "answer": {
      "start": 73.0,
      "end": 96.0
    }
  },
  {
    "id": "cat2_coin_3618",
    "category": "Cat2",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "When does the step \"fry salmon\" occur?",
    "answer": {
      "start": 17.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_6379",
    "category": "Cat2",
    "video_path": "media/coin/videos/lpiu7N2ACQI.mp4",
    "duration": 197.648244,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 12.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_2886",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_2886.mp4",
    "duration": 117.61,
    "question": "When does the step \"install the new shower head\" occur?",
    "answer": {
      "start": 31.0,
      "end": 108.0
    }
  },
  {
    "id": "cat2_coin_1794",
    "category": "Cat2",
    "video_path": "media/coin/videos/7V8637PbNzE.mp4",
    "duration": 151.671667,
    "question": "When does the step \"knead the raw sugar\" occur?",
    "answer": {
      "start": 26.0,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_5086",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 55.0,
      "end": 78.0
    }
  },
  {
    "id": "cat2_coin_5294",
    "category": "Cat2",
    "video_path": "media/coin/videos/HAUOEItfkao.mp4",
    "duration": 62.206256,
    "question": "When does the step \"prepare the soil carefully\" occur?",
    "answer": {
      "start": 15.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_6552",
    "category": "Cat2",
    "video_path": "media/coin/videos/5XZVeJbAf_M.mp4",
    "duration": 95.642989,
    "question": "When does the step \"open the front door or cover of the printer\" occur?",
    "answer": {
      "start": 24.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_1076",
    "category": "Cat2",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 70.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_2105",
    "category": "Cat2",
    "video_path": "media/coin/videos/31JV3oxPhNw.mp4",
    "duration": 189.428389,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 127.0,
      "end": 141.0
    }
  },
  {
    "id": "cat2_coin_0943",
    "category": "Cat2",
    "video_path": "media/coin/videos/ubC-1DXt7TQ.mp4",
    "duration": 104.396667,
    "question": "When does the step \"screw on the screws\" occur?",
    "answer": {
      "start": 64.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_1153",
    "category": "Cat2",
    "video_path": "media/coin/videos/WSeyCd8y0aE.mp4",
    "duration": 114.381489,
    "question": "When does the step \"put on the hair extensions\" occur?",
    "answer": {
      "start": 54.0,
      "end": 96.0
    }
  },
  {
    "id": "cat2_coin_2996",
    "category": "Cat2",
    "video_path": "media/coin/videos/uGLsPLdhQ4Y.mp4",
    "duration": 174.288978,
    "question": "When does the step \"put a slice of bread in\" occur?",
    "answer": {
      "start": 100.0,
      "end": 104.0
    }
  },
  {
    "id": "cat2_coin_6199",
    "category": "Cat2",
    "video_path": "media/coin/videos/50dWHdvU5cA.mp4",
    "duration": 152.880178,
    "question": "When does the step \"use the needle to open the SIM card slot\" occur?",
    "answer": {
      "start": 36.0,
      "end": 63.0
    }
  },
  {
    "id": "cat2_coin_1012",
    "category": "Cat2",
    "video_path": "media/coin/videos/e5_PzUtWhE4.mp4",
    "duration": 143.591667,
    "question": "When does the step \"open the sluice and test the new faucet\" occur?",
    "answer": {
      "start": 108.0,
      "end": 117.0
    }
  },
  {
    "id": "cat2_coin_3803",
    "category": "Cat2",
    "video_path": "media/coin/videos/jIhjfVZSPxo.mp4",
    "duration": 207.608333,
    "question": "When does the step \"add seasoning on the salmon\" occur?",
    "answer": {
      "start": 165.0,
      "end": 175.0
    }
  },
  {
    "id": "cat2_coin_3344",
    "category": "Cat2",
    "video_path": "media/coin/videos/uqFTRdWcNoY.mp4",
    "duration": 224.56,
    "question": "When does the step \"boil water or coffee\" occur?",
    "answer": {
      "start": 38.0,
      "end": 129.0
    }
  },
  {
    "id": "cat2_coin_2493",
    "category": "Cat2",
    "video_path": "media/coin/videos/BWAedc31WdY.mp4",
    "duration": 155.318267,
    "question": "When does the step \"shave carefully on the face\" occur?",
    "answer": {
      "start": 75.5,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_0796",
    "category": "Cat2",
    "video_path": "media/coin/videos/pXDy6YySXMo.mp4",
    "duration": 216.804711,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 103.0,
      "end": 152.0
    }
  },
  {
    "id": "cat2_coin_6455",
    "category": "Cat2",
    "video_path": "media/coin/videos/57ryD89Ez9c.mp4",
    "duration": 232.988333,
    "question": "When does the step \"pull out the needle and press\" occur?",
    "answer": {
      "start": 211.0,
      "end": 217.0
    }
  },
  {
    "id": "cat2_coin_4008",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"stand up with straight legs\" occur?",
    "answer": {
      "start": 111.0,
      "end": 112.0
    }
  },
  {
    "id": "cat2_coin_2291",
    "category": "Cat2",
    "video_path": "media/coin/videos/0-KNi82OfNw.mp4",
    "duration": 144.125,
    "question": "When does the step \"brew tea and stir\" occur?",
    "answer": {
      "start": 51.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_5794",
    "category": "Cat2",
    "video_path": "media/coin/videos/B0oEvirFJas.mp4",
    "duration": 85.704844,
    "question": "When does the step \"press the SIM card slot back\" occur?",
    "answer": {
      "start": 63.0,
      "end": 69.0
    }
  },
  {
    "id": "cat2_coin_3642",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_3642.mp4",
    "duration": 29.829,
    "question": "When does the step \"show the glass to the audience\" occur?",
    "answer": {
      "start": 6.4,
      "end": 16.4
    }
  },
  {
    "id": "cat2_coin_4460",
    "category": "Cat2",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "When does the step \"fill the gap\" occur?",
    "answer": {
      "start": 125.0,
      "end": 137.0
    }
  },
  {
    "id": "cat2_coin_1000",
    "category": "Cat2",
    "video_path": "media/coin/videos/F5JeSnLF_N0.mp4",
    "duration": 64.737233,
    "question": "When does the step \"prepare the soil carefully\" occur?",
    "answer": {
      "start": 39.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_1995",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"install the air nozzle\" occur?",
    "answer": {
      "start": 43.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_4625",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 8.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_1681",
    "category": "Cat2",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "When does the step \"clean toys and hamster cages\" occur?",
    "answer": {
      "start": 37.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_4803",
    "category": "Cat2",
    "video_path": "media/coin/videos/IulM23mFp9k.mp4",
    "duration": 212.3697,
    "question": "When does the step \"fix the ground nail\" occur?",
    "answer": {
      "start": 29.0,
      "end": 37.0
    }
  },
  {
    "id": "cat2_coin_5399",
    "category": "Cat2",
    "video_path": "media/coin/videos/HDO4Iiyiu3Q.mp4",
    "duration": 124.830467,
    "question": "When does the step \"remove the old memory chip\" occur?",
    "answer": {
      "start": 54.0,
      "end": 69.5
    }
  },
  {
    "id": "cat2_coin_0121",
    "category": "Cat2",
    "video_path": "media/coin/videos/8c-eU4zDzN4.mp4",
    "duration": 133.258333,
    "question": "When does the step \"close up the stapler\" occur?",
    "answer": {
      "start": 42.0,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_6365",
    "category": "Cat2",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 19.0,
      "end": 22.0
    }
  },
  {
    "id": "cat2_coin_0129",
    "category": "Cat2",
    "video_path": "media/coin/videos/0Lyg-eVSoAM.mp4",
    "duration": 190.682267,
    "question": "When does the step \"open the laptop rear cover\" occur?",
    "answer": {
      "start": 25.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_2173",
    "category": "Cat2",
    "video_path": "media/coin/videos/VO2M8OoKHmc.mp4",
    "duration": 204.376667,
    "question": "When does the step \"install the new chain\" occur?",
    "answer": {
      "start": 103.0,
      "end": 146.0
    }
  },
  {
    "id": "cat2_coin_4127",
    "category": "Cat2",
    "video_path": "media/coin/videos/Ahvq03T-I6Q.mp4",
    "duration": 102.468333,
    "question": "When does the step \"fold or bent paper\" occur?",
    "answer": {
      "start": 4.5,
      "end": 73.5
    }
  },
  {
    "id": "cat2_coin_0498",
    "category": "Cat2",
    "video_path": "media/coin/videos/I1P5GuVHFQA.mp4",
    "duration": 205.473378,
    "question": "When does the step \"clean weld line with a hammer\" occur?",
    "answer": {
      "start": 171.0,
      "end": 188.0
    }
  },
  {
    "id": "cat2_coin_1215",
    "category": "Cat2",
    "video_path": "media/coin/videos/B-y8hFFSjXM.mp4",
    "duration": 115.263844,
    "question": "When does the step \"raise the national flag\" occur?",
    "answer": {
      "start": 108.0,
      "end": 110.0
    }
  },
  {
    "id": "cat2_coin_3120",
    "category": "Cat2",
    "video_path": "media/coin/videos/h22GhHLFR7A.mp4",
    "duration": 64.667567,
    "question": "When does the step \"put on the hair extensions\" occur?",
    "answer": {
      "start": 10.0,
      "end": 13.0
    }
  },
  {
    "id": "cat2_coin_4959",
    "category": "Cat2",
    "video_path": "media/coin/videos/7c_JSqIu4OA.mp4",
    "duration": 98.870567,
    "question": "When does the step \"cover with some soil\" occur?",
    "answer": {
      "start": 62.0,
      "end": 68.0
    }
  },
  {
    "id": "cat2_coin_1871",
    "category": "Cat2",
    "video_path": "media/coin/videos/YIYU35vUAuE.mp4",
    "duration": 99.125,
    "question": "When does the step \"remove the light shell/housing/support\" occur?",
    "answer": {
      "start": 32.5,
      "end": 36.5
    }
  },
  {
    "id": "cat2_coin_2776",
    "category": "Cat2",
    "video_path": "media/coin/videos/-R6zVQR-Npk.mp4",
    "duration": 45.9755,
    "question": "When does the step \"cut into strips and pieces\" occur?",
    "answer": {
      "start": 30.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_2088",
    "category": "Cat2",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 139.0,
      "end": 140.0
    }
  },
  {
    "id": "cat2_coin_3066",
    "category": "Cat2",
    "video_path": "media/coin/videos/THoWo6JUk1Q.mp4",
    "duration": 210.210244,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 168.0,
      "end": 187.0
    }
  },
  {
    "id": "cat2_coin_3537",
    "category": "Cat2",
    "video_path": "media/coin/videos/02rlijtJUow.mp4",
    "duration": 88.606667,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 68.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_2896",
    "category": "Cat2",
    "video_path": "media/coin/videos/03FowQbl5aw.mp4",
    "duration": 179.048333,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 74.0,
      "end": 100.0
    }
  },
  {
    "id": "cat2_coin_3464",
    "category": "Cat2",
    "video_path": "media/coin/videos/61dcPIKxyHg.mp4",
    "duration": 134.883333,
    "question": "When does the step \"soak and wash the rice\" occur?",
    "answer": {
      "start": 23.0,
      "end": 69.0
    }
  },
  {
    "id": "cat2_coin_2559",
    "category": "Cat2",
    "video_path": "media/coin/videos/7s7jUxejKgI.mp4",
    "duration": 112.082711,
    "question": "When does the step \"take out the laptop CD drive\" occur?",
    "answer": {
      "start": 52.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_6201",
    "category": "Cat2",
    "video_path": "media/coin/videos/50dWHdvU5cA.mp4",
    "duration": 152.880178,
    "question": "When does the step \"press the SIM card slot back\" occur?",
    "answer": {
      "start": 102.0,
      "end": 113.0
    }
  },
  {
    "id": "cat2_coin_3950",
    "category": "Cat2",
    "video_path": "media/coin/videos/BAqz6GzqYSg.mp4",
    "duration": 184.621856,
    "question": "When does the step \"remove the door knob\" occur?",
    "answer": {
      "start": 18.0,
      "end": 24.5
    }
  },
  {
    "id": "cat2_coin_2868",
    "category": "Cat2",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 180.0,
      "end": 233.0
    }
  },
  {
    "id": "cat2_coin_5026",
    "category": "Cat2",
    "video_path": "media/coin/videos/28oOpIHZVNA.mp4",
    "duration": 106.045522,
    "question": "When does the step \"press the fuel nozzle\" occur?",
    "answer": {
      "start": 15.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_2190",
    "category": "Cat2",
    "video_path": "media/coin/videos/EB0Rq2QmtRo.mp4",
    "duration": 238.653333,
    "question": "When does the step \"glue on the back of the rubber\" occur?",
    "answer": {
      "start": 129.0,
      "end": 143.0
    }
  },
  {
    "id": "cat2_coin_2783",
    "category": "Cat2",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "When does the step \"remove pumpkin pedicle\" occur?",
    "answer": {
      "start": 66.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_3283",
    "category": "Cat2",
    "video_path": "media/coin/videos/eebWXkd8IFI.mp4",
    "duration": 236.448789,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 31.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_2792",
    "category": "Cat2",
    "video_path": "media/coin/videos/xeR7eBdNGUQ.mp4",
    "duration": 151.533333,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 53.0,
      "end": 68.0
    }
  },
  {
    "id": "cat2_coin_3629",
    "category": "Cat2",
    "video_path": "media/coin/videos/bkB9DyxpJKY.mp4",
    "duration": 117.236667,
    "question": "When does the step \"assemble the frame\" occur?",
    "answer": {
      "start": 27.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_3473",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 26.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_5503",
    "category": "Cat2",
    "video_path": "media/coin/videos/8CoZHuwy9g0.mp4",
    "duration": 153.4839,
    "question": "When does the step \"fold the leaves\" occur?",
    "answer": {
      "start": 80.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_4197",
    "category": "Cat2",
    "video_path": "media/coin/videos/6QXhWrW38ko.mp4",
    "duration": 230.666667,
    "question": "When does the step \"install the new shower head\" occur?",
    "answer": {
      "start": 168.0,
      "end": 214.0
    }
  },
  {
    "id": "cat2_coin_6025",
    "category": "Cat2",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "When does the step \"unscrew the screw\" occur?",
    "answer": {
      "start": 90.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_2320",
    "category": "Cat2",
    "video_path": "media/coin/videos/VaET7EoFWHI.mp4",
    "duration": 143.476667,
    "question": "When does the step \"use the needle to open the SIM card slot\" occur?",
    "answer": {
      "start": 55.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_6452",
    "category": "Cat2",
    "video_path": "media/coin/videos/57ryD89Ez9c.mp4",
    "duration": 232.988333,
    "question": "When does the step \"disinfect the injecting place\" occur?",
    "answer": {
      "start": 75.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_3237",
    "category": "Cat2",
    "video_path": "media/coin/videos/bKHFWlfkC1o.mp4",
    "duration": 187.988744,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 163.0,
      "end": 166.0
    }
  },
  {
    "id": "cat2_coin_1674",
    "category": "Cat2",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "When does the step \"chase for the frisbee\" occur?",
    "answer": {
      "start": 42.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_6260",
    "category": "Cat2",
    "video_path": "media/coin/videos/BXxoDbFOBXA.mp4",
    "duration": 164.048978,
    "question": "When does the step \"add some oil to the pot\" occur?",
    "answer": {
      "start": 126.0,
      "end": 129.0
    }
  },
  {
    "id": "cat2_coin_1058",
    "category": "Cat2",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.398333,
    "question": "When does the step \"remove the light housing or shell and bulb\" occur?",
    "answer": {
      "start": 48.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_3114",
    "category": "Cat2",
    "video_path": "media/coin/videos/80oOv72CWsM.mp4",
    "duration": 226.696411,
    "question": "When does the step \"install head of the bed\" occur?",
    "answer": {
      "start": 86.0,
      "end": 135.0
    }
  },
  {
    "id": "cat2_coin_5312",
    "category": "Cat2",
    "video_path": "media/coin/videos/EUOXGuJtqR0.mp4",
    "duration": 210.535322,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 72.0,
      "end": 100.0
    }
  },
  {
    "id": "cat2_coin_2564",
    "category": "Cat2",
    "video_path": "media/coin/videos/AtkeQzZCeeo.mp4",
    "duration": 90.7668,
    "question": "When does the step \"put the pin in\" occur?",
    "answer": {
      "start": 69.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_3769",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 21.0,
      "end": 22.0
    }
  },
  {
    "id": "cat2_coin_5522",
    "category": "Cat2",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "When does the step \"run the toaster and adjust\" occur?",
    "answer": {
      "start": 24.5,
      "end": 135.5
    }
  },
  {
    "id": "cat2_coin_5722",
    "category": "Cat2",
    "video_path": "media/coin/videos/3j0qLDNHSsU.mp4",
    "duration": 196.417589,
    "question": "When does the step \"put the filler on the bread slice\" occur?",
    "answer": {
      "start": 109.0,
      "end": 150.0
    }
  },
  {
    "id": "cat2_coin_4292",
    "category": "Cat2",
    "video_path": "media/coin/videos/XPtTI2WywME.mp4",
    "duration": 54.658333,
    "question": "When does the step \"wrap the pipe band\" occur?",
    "answer": {
      "start": 7.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_2781",
    "category": "Cat2",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "When does the step \"draw an outline\" occur?",
    "answer": {
      "start": 22.0,
      "end": 41.0
    }
  },
  {
    "id": "cat2_coin_5725",
    "category": "Cat2",
    "video_path": "media/coin/videos/oyT-cd4XBtA.mp4",
    "duration": 37.059044,
    "question": "When does the step \"mop the floor\" occur?",
    "answer": {
      "start": 16.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_2096",
    "category": "Cat2",
    "video_path": "media/coin/videos/cm6Jw7V2Xi4.mp4",
    "duration": 135.743333,
    "question": "When does the step \"prepare seasonings and side dishes\" occur?",
    "answer": {
      "start": 78.0,
      "end": 86.0
    }
  },
  {
    "id": "cat2_coin_5295",
    "category": "Cat2",
    "video_path": "media/coin/videos/HAUOEItfkao.mp4",
    "duration": 62.206256,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 23.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_4624",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"stand up with straight legs\" occur?",
    "answer": {
      "start": 4.0,
      "end": 7.0
    }
  },
  {
    "id": "cat2_coin_1236",
    "category": "Cat2",
    "video_path": "media/coin/videos/6TI0tbC8wws.mp4",
    "duration": 110.125,
    "question": "When does the step \"absorb some ink slowly\" occur?",
    "answer": {
      "start": 59.0,
      "end": 70.0
    }
  },
  {
    "id": "cat2_coin_6001",
    "category": "Cat2",
    "video_path": "media/coin/videos/7UTDmahoVVw.mp4",
    "duration": 207.423333,
    "question": "When does the step \"pull out the screen connector and remove the screen\" occur?",
    "answer": {
      "start": 118.5,
      "end": 130.0
    }
  },
  {
    "id": "cat2_coin_2633",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"jack up the car\" occur?",
    "answer": {
      "start": 74.0,
      "end": 77.0
    }
  },
  {
    "id": "cat2_coin_5927",
    "category": "Cat2",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "When does the step \"cut in half\" occur?",
    "answer": {
      "start": 55.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_0506",
    "category": "Cat2",
    "video_path": "media/coin/videos/76HTCZmJb7I.mp4",
    "duration": 224.536956,
    "question": "When does the step \"install the new bulb\" occur?",
    "answer": {
      "start": 111.0,
      "end": 165.5
    }
  },
  {
    "id": "cat2_coin_3599",
    "category": "Cat2",
    "video_path": "media/coin/videos/E__kMjcp0XM.mp4",
    "duration": 188.823333,
    "question": "When does the step \"disinfect the injecting place\" occur?",
    "answer": {
      "start": 102.0,
      "end": 106.0
    }
  },
  {
    "id": "cat2_coin_4293",
    "category": "Cat2",
    "video_path": "media/coin/videos/XPtTI2WywME.mp4",
    "duration": 54.658333,
    "question": "When does the step \"install the new shower head\" occur?",
    "answer": {
      "start": 10.0,
      "end": 32.0
    }
  },
  {
    "id": "cat2_coin_5453",
    "category": "Cat2",
    "video_path": "media/coin/videos/cFm1j1JbEL0.mp4",
    "duration": 109.318333,
    "question": "When does the step \"draw pictures on the materials\" occur?",
    "answer": {
      "start": 30.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_1158",
    "category": "Cat2",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "When does the step \"fry the dough\" occur?",
    "answer": {
      "start": 88.0,
      "end": 90.0
    }
  },
  {
    "id": "cat2_coin_2865",
    "category": "Cat2",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 84.0,
      "end": 86.0
    }
  },
  {
    "id": "cat2_coin_3210",
    "category": "Cat2",
    "video_path": "media/coin/videos/6Ojpf6UwdVw.mp4",
    "duration": 205.217956,
    "question": "When does the step \"apply detergent to leather\" occur?",
    "answer": {
      "start": 40.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_6011",
    "category": "Cat2",
    "video_path": "media/coin/videos/58HYW3vD52k.mp4",
    "duration": 181.3,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 25.5,
      "end": 30.5
    }
  },
  {
    "id": "cat2_coin_3085",
    "category": "Cat2",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 110.0,
      "end": 111.0
    }
  },
  {
    "id": "cat2_coin_3468",
    "category": "Cat2",
    "video_path": "media/coin/videos/2h53otOBTsI.mp4",
    "duration": 119.768333,
    "question": "When does the step \"remove the components of the fixed battery\" occur?",
    "answer": {
      "start": 61.0,
      "end": 87.0
    }
  },
  {
    "id": "cat2_coin_1572",
    "category": "Cat2",
    "video_path": "media/coin/videos/5SvJ4ewQwoU.mp4",
    "duration": 123.367611,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 20.0,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_0828",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 46.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_1329",
    "category": "Cat2",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.556911,
    "question": "When does the step \"unscrew the screw\" occur?",
    "answer": {
      "start": 26.0,
      "end": 72.0
    }
  },
  {
    "id": "cat2_coin_1916",
    "category": "Cat2",
    "video_path": "media/coin/videos/EtCfrdA5qAM.mp4",
    "duration": 182.392733,
    "question": "When does the step \"cut the raw boards\" occur?",
    "answer": {
      "start": 58.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_4374",
    "category": "Cat2",
    "video_path": "media/coin/videos/6kV5nIlvPTM.mp4",
    "duration": 126.596667,
    "question": "When does the step \"open the fuel tank cap\" occur?",
    "answer": {
      "start": 33.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_5928",
    "category": "Cat2",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "When does the step \"slice the pulp\" occur?",
    "answer": {
      "start": 60.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_4226",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_4226.mp4",
    "duration": 69.018,
    "question": "When does the step \"take out the goods\" occur?",
    "answer": {
      "start": 53.5,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_5035",
    "category": "Cat2",
    "video_path": "media/coin/videos/1QND26Qv2jA.mp4",
    "duration": 72.817778,
    "question": "When does the step \"combine meat and bread to make burger\" occur?",
    "answer": {
      "start": 53.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_0218",
    "category": "Cat2",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 100.0,
      "end": 103.0
    }
  },
  {
    "id": "cat2_coin_3247",
    "category": "Cat2",
    "video_path": "media/coin/videos/2mh5dXr7xHg.mp4",
    "duration": 64.110289,
    "question": "When does the step \"take out the car key battery\" occur?",
    "answer": {
      "start": 30.0,
      "end": 37.5
    }
  },
  {
    "id": "cat2_coin_4112",
    "category": "Cat2",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 83.0,
      "end": 99.0
    }
  },
  {
    "id": "cat2_coin_6438",
    "category": "Cat2",
    "video_path": "media/coin/videos/Sh9YmspuK3Q.mp4",
    "duration": 60.9756,
    "question": "When does the step \"apply cleaning agent\" occur?",
    "answer": {
      "start": 39.0,
      "end": 41.0
    }
  },
  {
    "id": "cat2_coin_2610",
    "category": "Cat2",
    "video_path": "media/coin/videos/O5rQlLX9T3Q.mp4",
    "duration": 1236.250167,
    "question": "When does the step \"spray the cleaning agent on the car window\" occur?",
    "answer": {
      "start": 463.0,
      "end": 475.0
    }
  },
  {
    "id": "cat2_coin_5221",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmlOKaRS57s.mp4",
    "duration": 170.341578,
    "question": "When does the step \"fix the wind mill on the bracket\" occur?",
    "answer": {
      "start": 146.0,
      "end": 168.0
    }
  },
  {
    "id": "cat2_coin_6087",
    "category": "Cat2",
    "video_path": "media/coin/videos/QEArseUoud4.mp4",
    "duration": 106.555,
    "question": "When does the step \"do the first layup\" occur?",
    "answer": {
      "start": 31.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_4789",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_4789.mp4",
    "duration": 102.836,
    "question": "When does the step \"add hot water to the sink hole\" occur?",
    "answer": {
      "start": 48.0,
      "end": 100.0
    }
  },
  {
    "id": "cat2_coin_3674",
    "category": "Cat2",
    "video_path": "media/coin/videos/01cvqhTAGyQ.mp4",
    "duration": 59.2341,
    "question": "When does the step \"brew the coffee beans\" occur?",
    "answer": {
      "start": 13.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_4495",
    "category": "Cat2",
    "video_path": "media/coin/videos/wAQrLDN7Jok.mp4",
    "duration": 126.455,
    "question": "When does the step \"put in the plant\" occur?",
    "answer": {
      "start": 54.0,
      "end": 79.5
    }
  },
  {
    "id": "cat2_coin_4323",
    "category": "Cat2",
    "video_path": "media/coin/videos/1JDVou_lpcA.mp4",
    "duration": 142.36,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 17.0,
      "end": 123.0
    }
  },
  {
    "id": "cat2_coin_0998",
    "category": "Cat2",
    "video_path": "media/coin/videos/F5JeSnLF_N0.mp4",
    "duration": 64.737233,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 23.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_5031",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEoFQ-O8jg.mp4",
    "duration": 52.221678,
    "question": "When does the step \"take out the toner cartridge\" occur?",
    "answer": {
      "start": 12.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_0134",
    "category": "Cat2",
    "video_path": "media/coin/videos/0Lyg-eVSoAM.mp4",
    "duration": 190.682267,
    "question": "When does the step \"install the laptop rear cover\" occur?",
    "answer": {
      "start": 161.0,
      "end": 173.0
    }
  },
  {
    "id": "cat2_coin_2890",
    "category": "Cat2",
    "video_path": "media/coin/videos/ggFdvUlp8YU.mp4",
    "duration": 100.333422,
    "question": "When does the step \"bake pizza\" occur?",
    "answer": {
      "start": 85.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_1534",
    "category": "Cat2",
    "video_path": "media/coin/videos/ewEgaqha1rg.mp4",
    "duration": 235.659311,
    "question": "When does the step \"put the melted soap block into the vessel\" occur?",
    "answer": {
      "start": 95.0,
      "end": 101.0
    }
  },
  {
    "id": "cat2_coin_3169",
    "category": "Cat2",
    "video_path": "media/coin/videos/8muUZIVXNyk.mp4",
    "duration": 178.213144,
    "question": "When does the step \"comb the hair with a comb\" occur?",
    "answer": {
      "start": 15.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_2077",
    "category": "Cat2",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 43.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_6114",
    "category": "Cat2",
    "video_path": "media/coin/videos/3UtWNrEIVRo.mp4",
    "duration": 153.901856,
    "question": "When does the step \"remove pumpkin pedicle\" occur?",
    "answer": {
      "start": 36.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_5418",
    "category": "Cat2",
    "video_path": "media/coin/videos/Wj3ifOHoDIg.mp4",
    "duration": 171.1775,
    "question": "When does the step \"show the whole rope again\" occur?",
    "answer": {
      "start": 68.0,
      "end": 69.0
    }
  },
  {
    "id": "cat2_coin_2777",
    "category": "Cat2",
    "video_path": "media/coin/videos/xIhTY02lRSE.mp4",
    "duration": 63.947744,
    "question": "When does the step \"unload the wheel\" occur?",
    "answer": {
      "start": 3.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_coin_0676",
    "category": "Cat2",
    "video_path": "media/coin/videos/I7OOt6cQfjM.mp4",
    "duration": 195.419133,
    "question": "When does the step \"put the candle wick into a vessel\" occur?",
    "answer": {
      "start": 67.0,
      "end": 70.0
    }
  },
  {
    "id": "cat2_coin_2406",
    "category": "Cat2",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 12.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_2421",
    "category": "Cat2",
    "video_path": "media/coin/videos/pJEbYeh3sHo.mp4",
    "duration": 30.556667,
    "question": "When does the step \"glue on window frame\" occur?",
    "answer": {
      "start": 11.0,
      "end": 14.0
    }
  },
  {
    "id": "cat2_coin_3636",
    "category": "Cat2",
    "video_path": "media/coin/videos/6_BD7DmsSSE.mp4",
    "duration": 102.4,
    "question": "When does the step \"put the sticker on the window\" occur?",
    "answer": {
      "start": 20.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_5142",
    "category": "Cat2",
    "video_path": "media/coin/videos/CYUgE1fHo-8.mp4",
    "duration": 105.882989,
    "question": "When does the step \"remove the old hard disk\" occur?",
    "answer": {
      "start": 66.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_1169",
    "category": "Cat2",
    "video_path": "media/coin/videos/j7kZb0T1Mko.mp4",
    "duration": 45.463333,
    "question": "When does the step \"take out the blade\" occur?",
    "answer": {
      "start": 23.0,
      "end": 30.0
    }
  },
  {
    "id": "cat2_coin_0212",
    "category": "Cat2",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 60.0,
      "end": 63.0
    }
  },
  {
    "id": "cat2_coin_3170",
    "category": "Cat2",
    "video_path": "media/coin/videos/8muUZIVXNyk.mp4",
    "duration": 178.213144,
    "question": "When does the step \"apply the shampoo or hair conditioner\" occur?",
    "answer": {
      "start": 25.0,
      "end": 26.0
    }
  },
  {
    "id": "cat2_coin_3655",
    "category": "Cat2",
    "video_path": "media/coin/videos/FzMm6yKrRNI.mp4",
    "duration": 123.413333,
    "question": "When does the step \"remove the shrimp shell\" occur?",
    "answer": {
      "start": 97.0,
      "end": 112.5
    }
  },
  {
    "id": "cat2_coin_2339",
    "category": "Cat2",
    "video_path": "media/coin/videos/8VfIDw97aaw.mp4",
    "duration": 57.539,
    "question": "When does the step \"apply detergent to leather\" occur?",
    "answer": {
      "start": 13.0,
      "end": 19.0
    }
  },
  {
    "id": "cat2_coin_3646",
    "category": "Cat2",
    "video_path": "media/coin/videos/2z_gJ_Xlf7w.mp4",
    "duration": 144.033378,
    "question": "When does the step \"put the ingredients into the bowl\" occur?",
    "answer": {
      "start": 27.0,
      "end": 85.0
    }
  },
  {
    "id": "cat2_coin_1137",
    "category": "Cat2",
    "video_path": "media/coin/videos/9xVuZodsL5c.mp4",
    "duration": 148.885,
    "question": "When does the step \"fit on the shell\" occur?",
    "answer": {
      "start": 46.0,
      "end": 105.0
    }
  },
  {
    "id": "cat2_coin_5052",
    "category": "Cat2",
    "video_path": "media/coin/videos/0n3n--_5xhQ.mp4",
    "duration": 48.111667,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 31.5,
      "end": 33.5
    }
  },
  {
    "id": "cat2_coin_3354",
    "category": "Cat2",
    "video_path": "media/coin/videos/ivtTnHoI9ug.mp4",
    "duration": 132.4,
    "question": "When does the step \"take out the goods\" occur?",
    "answer": {
      "start": 52.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_2597",
    "category": "Cat2",
    "video_path": "media/coin/videos/hC5H3SkZAaA.mp4",
    "duration": 141.246667,
    "question": "When does the step \"clean wall with a clean cloth\" occur?",
    "answer": {
      "start": 57.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_5576",
    "category": "Cat2",
    "video_path": "media/coin/videos/hvjVjrtvnlI.mp4",
    "duration": 136.416667,
    "question": "When does the step \"take out the filter\" occur?",
    "answer": {
      "start": 60.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_1326",
    "category": "Cat2",
    "video_path": "media/coin/videos/3gcIxgZ6yi0.mp4",
    "duration": 83.173867,
    "question": "When does the step \"take out after freezing\" occur?",
    "answer": {
      "start": 37.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_2643",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"put on the tire\" occur?",
    "answer": {
      "start": 205.0,
      "end": 214.0
    }
  },
  {
    "id": "cat2_coin_1847",
    "category": "Cat2",
    "video_path": "media/coin/videos/kS0PtcJPXtI.mp4",
    "duration": 127.151667,
    "question": "When does the step \"apply glue\" occur?",
    "answer": {
      "start": 58.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_4628",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 19.0,
      "end": 22.0
    }
  },
  {
    "id": "cat2_coin_4905",
    "category": "Cat2",
    "video_path": "media/coin/videos/DzLGaJKhHyY.mp4",
    "duration": 64.783333,
    "question": "When does the step \"put the weight until the balance is balanced\" occur?",
    "answer": {
      "start": 17.0,
      "end": 22.0
    }
  },
  {
    "id": "cat2_coin_1402",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1402.mp4",
    "duration": 116.337,
    "question": "When does the step \"scratch the hair carefully\" occur?",
    "answer": {
      "start": 79.5,
      "end": 111.0
    }
  },
  {
    "id": "cat2_coin_4700",
    "category": "Cat2",
    "video_path": "media/coin/videos/XSx9vWjcGYA.mp4",
    "duration": 171.431667,
    "question": "When does the step \"remove the old hard disk\" occur?",
    "answer": {
      "start": 69.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_0248",
    "category": "Cat2",
    "video_path": "media/coin/videos/pGkg8sFpBqI.mp4",
    "duration": 106.323333,
    "question": "When does the step \"clean the floor\" occur?",
    "answer": {
      "start": 56.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_6031",
    "category": "Cat2",
    "video_path": "media/coin/videos/0RgeFj46mLA.mp4",
    "duration": 59.86,
    "question": "When does the step \"put the washed rice into the rice cooker\" occur?",
    "answer": {
      "start": 8.0,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_3601",
    "category": "Cat2",
    "video_path": "media/coin/videos/E__kMjcp0XM.mp4",
    "duration": 188.823333,
    "question": "When does the step \"pull out the needle and press\" occur?",
    "answer": {
      "start": 161.0,
      "end": 171.0
    }
  },
  {
    "id": "cat2_coin_3804",
    "category": "Cat2",
    "video_path": "media/coin/videos/jIhjfVZSPxo.mp4",
    "duration": 207.608333,
    "question": "When does the step \"add decoration\" occur?",
    "answer": {
      "start": 176.0,
      "end": 182.0
    }
  },
  {
    "id": "cat2_coin_4707",
    "category": "Cat2",
    "video_path": "media/coin/videos/hXQc0HC4LEQ.mp4",
    "duration": 117.33,
    "question": "When does the step \"put lead into the pen\" occur?",
    "answer": {
      "start": 61.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_2829",
    "category": "Cat2",
    "video_path": "media/coin/videos/Hr9TVzx83XQ.mp4",
    "duration": 124.876911,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 56.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_2191",
    "category": "Cat2",
    "video_path": "media/coin/videos/EB0Rq2QmtRo.mp4",
    "duration": 238.653333,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 168.0,
      "end": 183.0
    }
  },
  {
    "id": "cat2_coin_2682",
    "category": "Cat2",
    "video_path": "media/coin/videos/0XEUODZWA0A.mp4",
    "duration": 70.006667,
    "question": "When does the step \"unplug protection head\" occur?",
    "answer": {
      "start": 31.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_2561",
    "category": "Cat2",
    "video_path": "media/coin/videos/AtkeQzZCeeo.mp4",
    "duration": 90.7668,
    "question": "When does the step \"aim at the pin\" occur?",
    "answer": {
      "start": 38.5,
      "end": 47.5
    }
  },
  {
    "id": "cat2_coin_1305",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1305.mp4",
    "duration": 36.409,
    "question": "When does the step \"chase for the frisbee\" occur?",
    "answer": {
      "start": 8.4,
      "end": 13.9
    }
  },
  {
    "id": "cat2_coin_6208",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Dmmaemw4jo.mp4",
    "duration": 214.273333,
    "question": "When does the step \"fill the pit with some soil\" occur?",
    "answer": {
      "start": 80.5,
      "end": 116.0
    }
  },
  {
    "id": "cat2_coin_5033",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEoFQ-O8jg.mp4",
    "duration": 52.221678,
    "question": "When does the step \"close the front door or cover of the printer\" occur?",
    "answer": {
      "start": 30.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_4442",
    "category": "Cat2",
    "video_path": "media/coin/videos/O90ULfKlmZk.mp4",
    "duration": 103.01,
    "question": "When does the step \"paste protector on the screen\" occur?",
    "answer": {
      "start": 27.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_6116",
    "category": "Cat2",
    "video_path": "media/coin/videos/3UtWNrEIVRo.mp4",
    "duration": 153.901856,
    "question": "When does the step \"carve along the outline\" occur?",
    "answer": {
      "start": 80.0,
      "end": 98.0
    }
  },
  {
    "id": "cat2_coin_5318",
    "category": "Cat2",
    "video_path": "media/coin/videos/73LsLjCZGfM.mp4",
    "duration": 189.010422,
    "question": "When does the step \"soak and wash the rice\" occur?",
    "answer": {
      "start": 74.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_5217",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmlOKaRS57s.mp4",
    "duration": 170.341578,
    "question": "When does the step \"cut along the edges\" occur?",
    "answer": {
      "start": 51.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_0973",
    "category": "Cat2",
    "video_path": "media/coin/videos/IhFKbkWf8mc.mp4",
    "duration": 57.3765,
    "question": "When does the step \"insert a new toner cartridge\" occur?",
    "answer": {
      "start": 38.0,
      "end": 44.0
    }
  },
  {
    "id": "cat2_coin_4223",
    "category": "Cat2",
    "video_path": "media/coin/videos/CXC7r-fSOt4.mp4",
    "duration": 135.883167,
    "question": "When does the step \"exit from the area and salute\" occur?",
    "answer": {
      "start": 114.0,
      "end": 120.0
    }
  },
  {
    "id": "cat2_coin_2609",
    "category": "Cat2",
    "video_path": "media/coin/videos/O5rQlLX9T3Q.mp4",
    "duration": 1236.250167,
    "question": "When does the step \"wipe off the cleaning agent\" occur?",
    "answer": {
      "start": 384.0,
      "end": 445.0
    }
  },
  {
    "id": "cat2_coin_3219",
    "category": "Cat2",
    "video_path": "media/coin/videos/7gBc9qQUfJE.mp4",
    "duration": 114.38,
    "question": "When does the step \"process the copper wire inside the earphone cable\" occur?",
    "answer": {
      "start": 19.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_2451",
    "category": "Cat2",
    "video_path": "media/coin/videos/2OUntondSkI.mp4",
    "duration": 156.711467,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 15.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_4012",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 132.0,
      "end": 133.0
    }
  },
  {
    "id": "cat2_coin_0897",
    "category": "Cat2",
    "video_path": "media/coin/videos/V_BwPfCh1Z0.mp4",
    "duration": 37.685978,
    "question": "When does the step \"put the SIM card into the SIM card slot\" occur?",
    "answer": {
      "start": 24.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_6110",
    "category": "Cat2",
    "video_path": "media/coin/videos/AyDx6LLv9S8.mp4",
    "duration": 161.448344,
    "question": "When does the step \"cut the raw boards\" occur?",
    "answer": {
      "start": 63.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_3935",
    "category": "Cat2",
    "video_path": "media/coin/videos/CynrNWQ3SY8.mp4",
    "duration": 71.145,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 33.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_1396",
    "category": "Cat2",
    "video_path": "media/coin/videos/w3H0wEoW-io.mp4",
    "duration": 123.576589,
    "question": "When does the step \"begin to practise karate\" occur?",
    "answer": {
      "start": 15.0,
      "end": 110.0
    }
  },
  {
    "id": "cat2_coin_0258",
    "category": "Cat2",
    "video_path": "media/coin/videos/dMMonSQAKxI.mp4",
    "duration": 167.368333,
    "question": "When does the step \"take out the car key battery\" occur?",
    "answer": {
      "start": 55.0,
      "end": 63.5
    }
  },
  {
    "id": "cat2_coin_1562",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 26.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_1670",
    "category": "Cat2",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "When does the step \"bring the frisbee back\" occur?",
    "answer": {
      "start": 7.5,
      "end": 14.5
    }
  },
  {
    "id": "cat2_coin_5754",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0VclzjmHKU.mp4",
    "duration": 238.375,
    "question": "When does the step \"nail down or stick together\" occur?",
    "answer": {
      "start": 177.0,
      "end": 193.0
    }
  },
  {
    "id": "cat2_coin_4304",
    "category": "Cat2",
    "video_path": "media/coin/videos/fMCWIeqH7VA.mp4",
    "duration": 229.9472,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 162.0,
      "end": 171.5
    }
  },
  {
    "id": "cat2_coin_2570",
    "category": "Cat2",
    "video_path": "media/coin/videos/8htEhw4mOaw.mp4",
    "duration": 43.096233,
    "question": "When does the step \"draw an outline\" occur?",
    "answer": {
      "start": 13.0,
      "end": 17.0
    }
  },
  {
    "id": "cat2_coin_1842",
    "category": "Cat2",
    "video_path": "media/coin/videos/FoQVtAndyiI.mp4",
    "duration": 128.777867,
    "question": "When does the step \"sow on the soil\" occur?",
    "answer": {
      "start": 6.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_4324",
    "category": "Cat2",
    "video_path": "media/coin/videos/1JDVou_lpcA.mp4",
    "duration": 142.36,
    "question": "When does the step \"fix the wind mill on the bracket\" occur?",
    "answer": {
      "start": 124.0,
      "end": 131.0
    }
  },
  {
    "id": "cat2_coin_4005",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 96.0,
      "end": 97.0
    }
  },
  {
    "id": "cat2_coin_5005",
    "category": "Cat2",
    "video_path": "media/coin/videos/48ILcKd8eMM.mp4",
    "duration": 135.813511,
    "question": "When does the step \"add seasoning to the boiling water\" occur?",
    "answer": {
      "start": 23.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_3623",
    "category": "Cat2",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "When does the step \"add decoration\" occur?",
    "answer": {
      "start": 179.0,
      "end": 183.0
    }
  },
  {
    "id": "cat2_coin_5933",
    "category": "Cat2",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 147.5,
      "end": 172.0
    }
  },
  {
    "id": "cat2_coin_0415",
    "category": "Cat2",
    "video_path": "media/coin/videos/BzXZUvNy4-0.mp4",
    "duration": 164.35,
    "question": "When does the step \"stick or bind flower to the frame\" occur?",
    "answer": {
      "start": 86.0,
      "end": 146.0
    }
  },
  {
    "id": "cat2_coin_5021",
    "category": "Cat2",
    "video_path": "media/coin/videos/3K008pQ2o3w.mp4",
    "duration": 190.914467,
    "question": "When does the step \"put in the oil to fry\" occur?",
    "answer": {
      "start": 130.0,
      "end": 168.0
    }
  },
  {
    "id": "cat2_coin_6002",
    "category": "Cat2",
    "video_path": "media/coin/videos/7UTDmahoVVw.mp4",
    "duration": 207.423333,
    "question": "When does the step \"install the new screen\" occur?",
    "answer": {
      "start": 144.5,
      "end": 148.5
    }
  },
  {
    "id": "cat2_coin_1293",
    "category": "Cat2",
    "video_path": "media/coin/videos/4um8iuFM9vI.mp4",
    "duration": 123.321178,
    "question": "When does the step \"load a new battery\" occur?",
    "answer": {
      "start": 54.0,
      "end": 72.0
    }
  },
  {
    "id": "cat2_coin_0484",
    "category": "Cat2",
    "video_path": "media/coin/videos/U7Hv602KAxM.mp4",
    "duration": 136.602989,
    "question": "When does the step \"put in the plant\" occur?",
    "answer": {
      "start": 82.5,
      "end": 85.0
    }
  },
  {
    "id": "cat2_coin_5529",
    "category": "Cat2",
    "video_path": "media/coin/videos/B8qK8DL3taM.mp4",
    "duration": 155.665,
    "question": "When does the step \"fry or roast or braise\" occur?",
    "answer": {
      "start": 36.5,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_1526",
    "category": "Cat2",
    "video_path": "media/coin/videos/7vK7lTghbe0.mp4",
    "duration": 490.52,
    "question": "When does the step \"paint on sugar\" occur?",
    "answer": {
      "start": 321.0,
      "end": 346.0
    }
  },
  {
    "id": "cat2_coin_0922",
    "category": "Cat2",
    "video_path": "media/coin/videos/4rJukjdl4iw.mp4",
    "duration": 208.886667,
    "question": "When does the step \"take out the old bulb\" occur?",
    "answer": {
      "start": 54.5,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_2708",
    "category": "Cat2",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.7717,
    "question": "When does the step \"string together\" occur?",
    "answer": {
      "start": 88.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_1513",
    "category": "Cat2",
    "video_path": "media/coin/videos/hXYeosT75Tw.mp4",
    "duration": 125.503333,
    "question": "When does the step \"put on the hair extensions\" occur?",
    "answer": {
      "start": 33.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_0055",
    "category": "Cat2",
    "video_path": "media/coin/videos/QLWJ4N-5KJg.mp4",
    "duration": 237.238267,
    "question": "When does the step \"adjust the tightness of the new string\" occur?",
    "answer": {
      "start": 87.0,
      "end": 177.0
    }
  },
  {
    "id": "cat2_coin_5465",
    "category": "Cat2",
    "video_path": "media/coin/videos/3s1UwZppYBA.mp4",
    "duration": 148.7238,
    "question": "When does the step \"put the filler on the bread slice\" occur?",
    "answer": {
      "start": 31.0,
      "end": 123.0
    }
  },
  {
    "id": "cat2_coin_2513",
    "category": "Cat2",
    "video_path": "media/coin/videos/M_lbiplTf4I.mp4",
    "duration": 141.084444,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 71.0,
      "end": 77.0
    }
  },
  {
    "id": "cat2_coin_4655",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 125.0,
      "end": 126.0
    }
  },
  {
    "id": "cat2_coin_4225",
    "category": "Cat2",
    "video_path": "media/coin/videos/SW03MFsMULA.mp4",
    "duration": 58.745,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 47.5,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_1682",
    "category": "Cat2",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "When does the step \"clean toys and hamster cages\" occur?",
    "answer": {
      "start": 65.0,
      "end": 84.0
    }
  },
  {
    "id": "cat2_coin_6554",
    "category": "Cat2",
    "video_path": "media/coin/videos/5XZVeJbAf_M.mp4",
    "duration": 95.642989,
    "question": "When does the step \"insert a new toner cartridge\" occur?",
    "answer": {
      "start": 68.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_2084",
    "category": "Cat2",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 107.0,
      "end": 110.0
    }
  },
  {
    "id": "cat2_coin_3470",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 9.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_0259",
    "category": "Cat2",
    "video_path": "media/coin/videos/dMMonSQAKxI.mp4",
    "duration": 167.368333,
    "question": "When does the step \"put in the battery\" occur?",
    "answer": {
      "start": 65.0,
      "end": 79.5
    }
  },
  {
    "id": "cat2_coin_4892",
    "category": "Cat2",
    "video_path": "media/coin/videos/CoTk4CmDXUU.mp4",
    "duration": 208.863333,
    "question": "When does the step \"add seasoning on the salmon\" occur?",
    "answer": {
      "start": 34.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_3349",
    "category": "Cat2",
    "video_path": "media/coin/videos/HC2ShTEWufk.mp4",
    "duration": 168.367889,
    "question": "When does the step \"soak and wash the rice\" occur?",
    "answer": {
      "start": 37.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_1474",
    "category": "Cat2",
    "video_path": "media/coin/videos/n0HVJUxP8-o.mp4",
    "duration": 197.717911,
    "question": "When does the step \"fry eggs\" occur?",
    "answer": {
      "start": 156.0,
      "end": 171.0
    }
  },
  {
    "id": "cat2_coin_1109",
    "category": "Cat2",
    "video_path": "media/coin/videos/gTAnovoj4Ec.mp4",
    "duration": 169.853967,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 137.5,
      "end": 142.0
    }
  },
  {
    "id": "cat2_coin_5359",
    "category": "Cat2",
    "video_path": "media/coin/videos/2OYEspC71G8.mp4",
    "duration": 176.309467,
    "question": "When does the step \"install the new toilet seat\" occur?",
    "answer": {
      "start": 119.0,
      "end": 125.0
    }
  },
  {
    "id": "cat2_coin_3092",
    "category": "Cat2",
    "video_path": "media/coin/videos/7blovu8RDkI.mp4",
    "duration": 138.855,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 58.5,
      "end": 66.5
    }
  },
  {
    "id": "cat2_coin_5400",
    "category": "Cat2",
    "video_path": "media/coin/videos/HDO4Iiyiu3Q.mp4",
    "duration": 124.830467,
    "question": "When does the step \"install the new memory chip\" occur?",
    "answer": {
      "start": 74.0,
      "end": 87.0
    }
  },
  {
    "id": "cat2_coin_1043",
    "category": "Cat2",
    "video_path": "media/coin/videos/Yagr0XsARhw.mp4",
    "duration": 182.276633,
    "question": "When does the step \"reconnect the electric wire\" occur?",
    "answer": {
      "start": 118.0,
      "end": 126.0
    }
  },
  {
    "id": "cat2_coin_0186",
    "category": "Cat2",
    "video_path": "media/coin/videos/Pjftlp7-c0I.mp4",
    "duration": 185.411333,
    "question": "When does the step \"shave carefully on the face\" occur?",
    "answer": {
      "start": 124.0,
      "end": 169.0
    }
  },
  {
    "id": "cat2_coin_3474",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"cut the rubber\" occur?",
    "answer": {
      "start": 30.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_4178",
    "category": "Cat2",
    "video_path": "media/coin/videos/SUvRM1pcG3k.mp4",
    "duration": 86.238911,
    "question": "When does the step \"cut both ends and remove fruit seeds\" occur?",
    "answer": {
      "start": 17.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_3773",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 32.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_0924",
    "category": "Cat2",
    "video_path": "media/coin/videos/4rJukjdl4iw.mp4",
    "duration": 208.886667,
    "question": "When does the step \"install the new bulb\" occur?",
    "answer": {
      "start": 94.0,
      "end": 115.5
    }
  },
  {
    "id": "cat2_coin_0263",
    "category": "Cat2",
    "video_path": "media/coin/videos/5H7rd1v7Yrk.mp4",
    "duration": 94.203356,
    "question": "When does the step \"cover with some soil\" occur?",
    "answer": {
      "start": 87.0,
      "end": 93.0
    }
  },
  {
    "id": "cat2_coin_1688",
    "category": "Cat2",
    "video_path": "media/coin/videos/2LXvCbf4kgw.mp4",
    "duration": 40.658133,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 26.0,
      "end": 28.0
    }
  },
  {
    "id": "cat2_coin_0826",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 37.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_2004",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFAEoI2RQS4.mp4",
    "duration": 55.9833,
    "question": "When does the step \"stick or bind flower to the frame\" occur?",
    "answer": {
      "start": 28.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_2210",
    "category": "Cat2",
    "video_path": "media/coin/videos/UuJMpPQ00e0.mp4",
    "duration": 185.063033,
    "question": "When does the step \"crop the wallpaper\" occur?",
    "answer": {
      "start": 134.0,
      "end": 137.0
    }
  },
  {
    "id": "cat2_coin_3089",
    "category": "Cat2",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "When does the step \"bake cookies\" occur?",
    "answer": {
      "start": 199.0,
      "end": 205.0
    }
  },
  {
    "id": "cat2_coin_5090",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 125.0,
      "end": 135.0
    }
  },
  {
    "id": "cat2_coin_1306",
    "category": "Cat2",
    "video_path": "media/coin/videos/J-Pjl07MJCw.mp4",
    "duration": 28.361667,
    "question": "When does the step \"bring the frisbee back\" occur?",
    "answer": {
      "start": 6.5,
      "end": 26.5
    }
  },
  {
    "id": "cat2_coin_2754",
    "category": "Cat2",
    "video_path": "media/coin/videos/BNAtm16kVkc.mp4",
    "duration": 37.848522,
    "question": "When does the step \"remove the core\" occur?",
    "answer": {
      "start": 12.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_3352",
    "category": "Cat2",
    "video_path": "media/coin/videos/ivtTnHoI9ug.mp4",
    "duration": 132.4,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 38.0,
      "end": 41.5
    }
  },
  {
    "id": "cat2_coin_4765",
    "category": "Cat2",
    "video_path": "media/coin/videos/83G3J8dldOc.mp4",
    "duration": 132.166667,
    "question": "When does the step \"rinse the pot\" occur?",
    "answer": {
      "start": 114.0,
      "end": 117.0
    }
  },
  {
    "id": "cat2_coin_4037",
    "category": "Cat2",
    "video_path": "media/coin/videos/PJjqk-bFgig.mp4",
    "duration": 123.901667,
    "question": "When does the step \"measure and mark the wall\" occur?",
    "answer": {
      "start": 18.5,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_5095",
    "category": "Cat2",
    "video_path": "media/coin/videos/7p7hKcxVPf8.mp4",
    "duration": 56.122622,
    "question": "When does the step \"brew the coffee beans\" occur?",
    "answer": {
      "start": 37.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_3733",
    "category": "Cat2",
    "video_path": "media/coin/videos/c5oEG7Wy-mU.mp4",
    "duration": 113.800989,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 92.5,
      "end": 99.5
    }
  },
  {
    "id": "cat2_coin_4965",
    "category": "Cat2",
    "video_path": "media/coin/videos/T-gMfbutDDc.mp4",
    "duration": 219.660767,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 92.0,
      "end": 146.0
    }
  },
  {
    "id": "cat2_coin_2635",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"remove the tire\" occur?",
    "answer": {
      "start": 92.0,
      "end": 103.0
    }
  },
  {
    "id": "cat2_coin_3218",
    "category": "Cat2",
    "video_path": "media/coin/videos/7gBc9qQUfJE.mp4",
    "duration": 114.38,
    "question": "When does the step \"cut the headphone cable\" occur?",
    "answer": {
      "start": 11.0,
      "end": 14.0
    }
  },
  {
    "id": "cat2_coin_1705",
    "category": "Cat2",
    "video_path": "media/coin/videos/cri3d5JvUnM.mp4",
    "duration": 51.130333,
    "question": "When does the step \"close up the stapler\" occur?",
    "answer": {
      "start": 10.0,
      "end": 13.0
    }
  },
  {
    "id": "cat2_coin_1672",
    "category": "Cat2",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "When does the step \"catch the frisbee with mouse\" occur?",
    "answer": {
      "start": 23.5,
      "end": 24.5
    }
  },
  {
    "id": "cat2_coin_5720",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "When does the step \"fit on the shell\" occur?",
    "answer": {
      "start": 54.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_3478",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"attach tape to the edge of the paddle\" occur?",
    "answer": {
      "start": 49.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_0923",
    "category": "Cat2",
    "video_path": "media/coin/videos/4rJukjdl4iw.mp4",
    "duration": 208.886667,
    "question": "When does the step \"install the new bulb\" occur?",
    "answer": {
      "start": 76.0,
      "end": 88.5
    }
  },
  {
    "id": "cat2_coin_2898",
    "category": "Cat2",
    "video_path": "media/coin/videos/E3jXvJ_thKA.mp4",
    "duration": 76.045,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 11.0,
      "end": 15.0
    }
  },
  {
    "id": "cat2_coin_3300",
    "category": "Cat2",
    "video_path": "media/coin/videos/8F6OA8TzqhE.mp4",
    "duration": 123.088333,
    "question": "When does the step \"press the sticker\" occur?",
    "answer": {
      "start": 57.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_3964",
    "category": "Cat2",
    "video_path": "media/coin/videos/1kGlNzJ4lqY.mp4",
    "duration": 210.326344,
    "question": "When does the step \"rinse the dish\" occur?",
    "answer": {
      "start": 181.0,
      "end": 184.0
    }
  },
  {
    "id": "cat2_coin_5688",
    "category": "Cat2",
    "video_path": "media/coin/videos/OU5KAGRyevI.mp4",
    "duration": 129.799544,
    "question": "When does the step \"scratch scales\" occur?",
    "answer": {
      "start": 56.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_6150",
    "category": "Cat2",
    "video_path": "media/coin/videos/FmP7RsHYAzQ.mp4",
    "duration": 38.1736,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 14.0,
      "end": 19.5
    }
  },
  {
    "id": "cat2_coin_0832",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 78.0,
      "end": 81.0
    }
  },
  {
    "id": "cat2_coin_6518",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"put the ingredients into the bowl\" occur?",
    "answer": {
      "start": 59.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_0161",
    "category": "Cat2",
    "video_path": "media/coin/videos/DAzqnAlEoW4.mp4",
    "duration": 158.174322,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 36.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_2289",
    "category": "Cat2",
    "video_path": "media/coin/videos/BM8H9eE6jhI.mp4",
    "duration": 165.066667,
    "question": "When does the step \"pour the orange juice into the cup\" occur?",
    "answer": {
      "start": 116.0,
      "end": 159.0
    }
  },
  {
    "id": "cat2_coin_6086",
    "category": "Cat2",
    "video_path": "media/coin/videos/He3EHjaQRdA.mp4",
    "duration": 215.108333,
    "question": "When does the step \"brush the gesso evenly\" occur?",
    "answer": {
      "start": 106.0,
      "end": 112.0
    }
  },
  {
    "id": "cat2_coin_6510",
    "category": "Cat2",
    "video_path": "media/coin/videos/MMms1I2icpw.mp4",
    "duration": 127.8955,
    "question": "When does the step \"remove the old hard disk\" occur?",
    "answer": {
      "start": 61.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_2261",
    "category": "Cat2",
    "video_path": "media/coin/videos/jmeJFd3QDbU.mp4",
    "duration": 205.658333,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 27.0,
      "end": 57.5
    }
  },
  {
    "id": "cat2_coin_5532",
    "category": "Cat2",
    "video_path": "media/coin/videos/B8qK8DL3taM.mp4",
    "duration": 155.665,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 106.5,
      "end": 135.0
    }
  },
  {
    "id": "cat2_coin_6122",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.508333,
    "question": "When does the step \"knot the rope\" occur?",
    "answer": {
      "start": 103.0,
      "end": 114.0
    }
  },
  {
    "id": "cat2_coin_5025",
    "category": "Cat2",
    "video_path": "media/coin/videos/FzoFQWptJa4.mp4",
    "duration": 100.449522,
    "question": "When does the step \"drive the car forward\" occur?",
    "answer": {
      "start": 69.0,
      "end": 96.0
    }
  },
  {
    "id": "cat2_coin_1471",
    "category": "Cat2",
    "video_path": "media/coin/videos/n0HVJUxP8-o.mp4",
    "duration": 197.717911,
    "question": "When does the step \"pour the egg into the pot\" occur?",
    "answer": {
      "start": 138.0,
      "end": 139.0
    }
  },
  {
    "id": "cat2_coin_4455",
    "category": "Cat2",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "When does the step \"tile the wall\" occur?",
    "answer": {
      "start": 98.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_1473",
    "category": "Cat2",
    "video_path": "media/coin/videos/n0HVJUxP8-o.mp4",
    "duration": 197.717911,
    "question": "When does the step \"pour the egg into the pot\" occur?",
    "answer": {
      "start": 151.0,
      "end": 155.0
    }
  },
  {
    "id": "cat2_coin_0403",
    "category": "Cat2",
    "video_path": "media/coin/videos/4Pq4DShvEmw.mp4",
    "duration": 218.128244,
    "question": "When does the step \"fit on the boards\" occur?",
    "answer": {
      "start": 40.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_4964",
    "category": "Cat2",
    "video_path": "media/coin/videos/T-gMfbutDDc.mp4",
    "duration": 219.660767,
    "question": "When does the step \"add raw materials\" occur?",
    "answer": {
      "start": 64.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_2949",
    "category": "Cat2",
    "video_path": "media/coin/videos/H_NHwcf38rc.mp4",
    "duration": 61.16,
    "question": "When does the step \"cook the rice by rice cooker\" occur?",
    "answer": {
      "start": 17.5,
      "end": 27.5
    }
  },
  {
    "id": "cat2_coin_0624",
    "category": "Cat2",
    "video_path": "media/coin/videos/noq2I5Sew9A.mp4",
    "duration": 215.156089,
    "question": "When does the step \"put strawberries and other fruits into the juicer\" occur?",
    "answer": {
      "start": 14.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_5863",
    "category": "Cat2",
    "video_path": "media/coin/videos/nMQzbbBDAq8.mp4",
    "duration": 81.571667,
    "question": "When does the step \"cut a hole on the shell\" occur?",
    "answer": {
      "start": 7.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_4711",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Mn-qfoBm4M.mp4",
    "duration": 63.042167,
    "question": "When does the step \"replace the battery\" occur?",
    "answer": {
      "start": 29.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_6217",
    "category": "Cat2",
    "video_path": "media/coin/videos/0v686rptbT8.mp4",
    "duration": 176.657411,
    "question": "When does the step \"paste protector on the screen\" occur?",
    "answer": {
      "start": 69.0,
      "end": 114.0
    }
  },
  {
    "id": "cat2_coin_2628",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"jack up the car\" occur?",
    "answer": {
      "start": 16.0,
      "end": 26.0
    }
  },
  {
    "id": "cat2_coin_4429",
    "category": "Cat2",
    "video_path": "media/coin/videos/E1UxXmwBJPQ.mp4",
    "duration": 127.709744,
    "question": "When does the step \"dry strips\" occur?",
    "answer": {
      "start": 57.0,
      "end": 60.0
    }
  },
  {
    "id": "cat2_coin_6454",
    "category": "Cat2",
    "video_path": "media/coin/videos/57ryD89Ez9c.mp4",
    "duration": 232.988333,
    "question": "When does the step \"inject to the muscular\" occur?",
    "answer": {
      "start": 108.0,
      "end": 210.0
    }
  },
  {
    "id": "cat2_coin_4946",
    "category": "Cat2",
    "video_path": "media/coin/videos/X0xRmbh1FO8.mp4",
    "duration": 482.021667,
    "question": "When does the step \"screw off the screws used to fix the switch\" occur?",
    "answer": {
      "start": 76.0,
      "end": 99.0
    }
  },
  {
    "id": "cat2_coin_6343",
    "category": "Cat2",
    "video_path": "media/coin/videos/qkguKz3BrJI.mp4",
    "duration": 67.337867,
    "question": "When does the step \"put the SIM card into the SIM card slot\" occur?",
    "answer": {
      "start": 49.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_6206",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Dmmaemw4jo.mp4",
    "duration": 214.273333,
    "question": "When does the step \"dig a pit with proper size\" occur?",
    "answer": {
      "start": 60.0,
      "end": 65.5
    }
  },
  {
    "id": "cat2_coin_6181",
    "category": "Cat2",
    "video_path": "media/coin/videos/IulZ3WqiK8k.mp4",
    "duration": 105.208333,
    "question": "When does the step \"show the glass to the audience\" occur?",
    "answer": {
      "start": 61.0,
      "end": 64.5
    }
  },
  {
    "id": "cat2_coin_0438",
    "category": "Cat2",
    "video_path": "media/coin/videos/A6G6weok8NA.mp4",
    "duration": 96.0,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 6.0,
      "end": 40.0
    }
  },
  {
    "id": "cat2_coin_0394",
    "category": "Cat2",
    "video_path": "media/coin/videos/ozrd9Zxc8x4.mp4",
    "duration": 44.280444,
    "question": "When does the step \"install the new filter\" occur?",
    "answer": {
      "start": 19.0,
      "end": 26.0
    }
  },
  {
    "id": "cat2_coin_4001",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"lift the barbell from the chin over the head\" occur?",
    "answer": {
      "start": 70.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_3844",
    "category": "Cat2",
    "video_path": "media/coin/videos/ihcAuBnI0mI.mp4",
    "duration": 124.435,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 20.0,
      "end": 50.5
    }
  },
  {
    "id": "cat2_coin_0925",
    "category": "Cat2",
    "video_path": "media/coin/videos/4rJukjdl4iw.mp4",
    "duration": 208.886667,
    "question": "When does the step \"install the new bulb\" occur?",
    "answer": {
      "start": 122.0,
      "end": 133.0
    }
  },
  {
    "id": "cat2_coin_3472",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"put rubber on paddle\" occur?",
    "answer": {
      "start": 23.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_1660",
    "category": "Cat2",
    "video_path": "media/coin/videos/892IyQKIe94.mp4",
    "duration": 217.21,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 37.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_2878",
    "category": "Cat2",
    "video_path": "media/coin/videos/3BvE4z_kmuI.mp4",
    "duration": 174.426667,
    "question": "When does the step \"put the weight until the balance is balanced\" occur?",
    "answer": {
      "start": 36.0,
      "end": 173.0
    }
  },
  {
    "id": "cat2_coin_4698",
    "category": "Cat2",
    "video_path": "media/coin/videos/XSx9vWjcGYA.mp4",
    "duration": 171.431667,
    "question": "When does the step \"open the laptop rear cover\" occur?",
    "answer": {
      "start": 33.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_3212",
    "category": "Cat2",
    "video_path": "media/coin/videos/6Ojpf6UwdVw.mp4",
    "duration": 205.217956,
    "question": "When does the step \"clean the surface\" occur?",
    "answer": {
      "start": 79.0,
      "end": 139.0
    }
  },
  {
    "id": "cat2_coin_0390",
    "category": "Cat2",
    "video_path": "media/coin/videos/-na1ykjeWR4.mp4",
    "duration": 175.867933,
    "question": "When does the step \"cut branches\" occur?",
    "answer": {
      "start": 31.0,
      "end": 74.0
    }
  },
  {
    "id": "cat2_coin_2163",
    "category": "Cat2",
    "video_path": "media/coin/videos/8pNfIyLasLI.mp4",
    "duration": 77.113467,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 75.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_6178",
    "category": "Cat2",
    "video_path": "media/coin/videos/IulZ3WqiK8k.mp4",
    "duration": 105.208333,
    "question": "When does the step \"show the glass to the audience\" occur?",
    "answer": {
      "start": 17.5,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_4111",
    "category": "Cat2",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 60.0,
      "end": 75.5
    }
  },
  {
    "id": "cat2_coin_2321",
    "category": "Cat2",
    "video_path": "media/coin/videos/VaET7EoFWHI.mp4",
    "duration": 143.476667,
    "question": "When does the step \"put the SIM card into the SIM card slot\" occur?",
    "answer": {
      "start": 82.0,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_1110",
    "category": "Cat2",
    "video_path": "media/coin/videos/gTAnovoj4Ec.mp4",
    "duration": 169.853967,
    "question": "When does the step \"transfer print\" occur?",
    "answer": {
      "start": 142.5,
      "end": 157.5
    }
  },
  {
    "id": "cat2_coin_0190",
    "category": "Cat2",
    "video_path": "media/coin/videos/zMkDwx4HZu8.mp4",
    "duration": 79.736667,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 27.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_5252",
    "category": "Cat2",
    "video_path": "media/coin/videos/CY1Ppy7fA5g.mp4",
    "duration": 19.969156,
    "question": "When does the step \"put flower in book\" occur?",
    "answer": {
      "start": 3.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_6326",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"brush ice floor\" occur?",
    "answer": {
      "start": 99.0,
      "end": 109.0
    }
  },
  {
    "id": "cat2_coin_5032",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEoFQ-O8jg.mp4",
    "duration": 52.221678,
    "question": "When does the step \"insert a new toner cartridge\" occur?",
    "answer": {
      "start": 26.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_2919",
    "category": "Cat2",
    "video_path": "media/coin/videos/nVEtMyGpASY.mp4",
    "duration": 174.892689,
    "question": "When does the step \"drive the car forward\" occur?",
    "answer": {
      "start": 33.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_4664",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 173.0,
      "end": 174.0
    }
  },
  {
    "id": "cat2_coin_4671",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell from the chin over the head\" occur?",
    "answer": {
      "start": 194.0,
      "end": 197.0
    }
  },
  {
    "id": "cat2_coin_5717",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 12.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_3435",
    "category": "Cat2",
    "video_path": "media/coin/videos/DeirwSvnWvs.mp4",
    "duration": 145.031667,
    "question": "When does the step \"wind legs with bandage\" occur?",
    "answer": {
      "start": 42.0,
      "end": 72.0
    }
  },
  {
    "id": "cat2_coin_1395",
    "category": "Cat2",
    "video_path": "media/coin/videos/w3H0wEoW-io.mp4",
    "duration": 123.576589,
    "question": "When does the step \"march into the area and salute\" occur?",
    "answer": {
      "start": 5.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_6085",
    "category": "Cat2",
    "video_path": "media/coin/videos/He3EHjaQRdA.mp4",
    "duration": 215.108333,
    "question": "When does the step \"brush the gesso evenly\" occur?",
    "answer": {
      "start": 91.0,
      "end": 95.0
    }
  },
  {
    "id": "cat2_coin_2514",
    "category": "Cat2",
    "video_path": "media/coin/videos/M_lbiplTf4I.mp4",
    "duration": 141.084444,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 78.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_2439",
    "category": "Cat2",
    "video_path": "media/coin/videos/cN9tTQNbvxQ.mp4",
    "duration": 154.343033,
    "question": "When does the step \"push the pin out\" occur?",
    "answer": {
      "start": 37.0,
      "end": 41.0
    }
  },
  {
    "id": "cat2_coin_4303",
    "category": "Cat2",
    "video_path": "media/coin/videos/fMCWIeqH7VA.mp4",
    "duration": 229.9472,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 114.5,
      "end": 130.5
    }
  },
  {
    "id": "cat2_coin_1768",
    "category": "Cat2",
    "video_path": "media/coin/videos/tMRAEAHbBIo.mp4",
    "duration": 32.251667,
    "question": "When does the step \"decorate the wrapped gift\" occur?",
    "answer": {
      "start": 11.5,
      "end": 28.0
    }
  },
  {
    "id": "cat2_coin_2399",
    "category": "Cat2",
    "video_path": "media/coin/videos/-bJ4vcmad_U.mp4",
    "duration": 33.483167,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 17.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_6368",
    "category": "Cat2",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 31.0,
      "end": 36.0
    }
  },
  {
    "id": "cat2_coin_0351",
    "category": "Cat2",
    "video_path": "media/coin/videos/u4E2cAhGdBA.mp4",
    "duration": 69.8224,
    "question": "When does the step \"flush and wash the interior\" occur?",
    "answer": {
      "start": 41.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_2920",
    "category": "Cat2",
    "video_path": "media/coin/videos/nVEtMyGpASY.mp4",
    "duration": 174.892689,
    "question": "When does the step \"drive the car backward\" occur?",
    "answer": {
      "start": 72.0,
      "end": 131.0
    }
  },
  {
    "id": "cat2_coin_5048",
    "category": "Cat2",
    "video_path": "media/coin/videos/0n3n--_5xhQ.mp4",
    "duration": 48.111667,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 3.5,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_0374",
    "category": "Cat2",
    "video_path": "media/coin/videos/b7KQUq87FkM.mp4",
    "duration": 218.987389,
    "question": "When does the step \"remove the old rearview mirror\" occur?",
    "answer": {
      "start": 80.0,
      "end": 121.0
    }
  },
  {
    "id": "cat2_coin_5454",
    "category": "Cat2",
    "video_path": "media/coin/videos/cFm1j1JbEL0.mp4",
    "duration": 109.318333,
    "question": "When does the step \"cut the raw materials\" occur?",
    "answer": {
      "start": 37.0,
      "end": 41.0
    }
  },
  {
    "id": "cat2_coin_6323",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"push curling\" occur?",
    "answer": {
      "start": 27.0,
      "end": 30.0
    }
  },
  {
    "id": "cat2_coin_2272",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_2272.mp4",
    "duration": 52.526,
    "question": "When does the step \"expand the flag\" occur?",
    "answer": {
      "start": 10.0,
      "end": 22.0
    }
  },
  {
    "id": "cat2_coin_2098",
    "category": "Cat2",
    "video_path": "media/coin/videos/31JV3oxPhNw.mp4",
    "duration": 189.428389,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 35.0,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_0107",
    "category": "Cat2",
    "video_path": "media/coin/videos/5_-8QHzXU94.mp4",
    "duration": 83.824033,
    "question": "When does the step \"shave roughly on the face\" occur?",
    "answer": {
      "start": 24.0,
      "end": 46.0
    }
  },
  {
    "id": "cat2_coin_4694",
    "category": "Cat2",
    "video_path": "media/coin/videos/aQ4vZdma60s.mp4",
    "duration": 190.891,
    "question": "When does the step \"install the wheels for the base\" occur?",
    "answer": {
      "start": 56.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_1328",
    "category": "Cat2",
    "video_path": "media/coin/videos/DuL1IRFfL5k.mp4",
    "duration": 38.591556,
    "question": "When does the step \"take out after freezing\" occur?",
    "answer": {
      "start": 29.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_6328",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"push curling\" occur?",
    "answer": {
      "start": 176.0,
      "end": 180.0
    }
  },
  {
    "id": "cat2_coin_2134",
    "category": "Cat2",
    "video_path": "media/coin/videos/fzWn16M-5gk.mp4",
    "duration": 43.003356,
    "question": "When does the step \"transfer print\" occur?",
    "answer": {
      "start": 34.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_1010",
    "category": "Cat2",
    "video_path": "media/coin/videos/e5_PzUtWhE4.mp4",
    "duration": 143.591667,
    "question": "When does the step \"install the new faucet\" occur?",
    "answer": {
      "start": 14.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_1349",
    "category": "Cat2",
    "video_path": "media/coin/videos/4o3nFetqvC8.mp4",
    "duration": 112.336667,
    "question": "When does the step \"clean toys and hamster cages\" occur?",
    "answer": {
      "start": 8.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_0557",
    "category": "Cat2",
    "video_path": "media/coin/videos/wlO7ay8i88U.mp4",
    "duration": 151.958333,
    "question": "When does the step \"wipe screen\" occur?",
    "answer": {
      "start": 17.5,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_6563",
    "category": "Cat2",
    "video_path": "media/coin/videos/-eOejcZF7DE.mp4",
    "duration": 60.0,
    "question": "When does the step \"reveal the glue from the face\" occur?",
    "answer": {
      "start": 47.0,
      "end": 54.0
    }
  },
  {
    "id": "cat2_coin_5241",
    "category": "Cat2",
    "video_path": "media/coin/videos/5qnWui0tVbQ.mp4",
    "duration": 44.350111,
    "question": "When does the step \"install the closestool again\" occur?",
    "answer": {
      "start": 27.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_4038",
    "category": "Cat2",
    "video_path": "media/coin/videos/PJjqk-bFgig.mp4",
    "duration": 123.901667,
    "question": "When does the step \"crop the wallpaper\" occur?",
    "answer": {
      "start": 44.0,
      "end": 50.5
    }
  },
  {
    "id": "cat2_coin_5029",
    "category": "Cat2",
    "video_path": "media/coin/videos/28oOpIHZVNA.mp4",
    "duration": 106.045522,
    "question": "When does the step \"lighten the lighter to check\" occur?",
    "answer": {
      "start": 95.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_6015",
    "category": "Cat2",
    "video_path": "media/coin/videos/58HYW3vD52k.mp4",
    "duration": 181.3,
    "question": "When does the step \"fill with some soil\" occur?",
    "answer": {
      "start": 141.5,
      "end": 151.5
    }
  },
  {
    "id": "cat2_coin_1675",
    "category": "Cat2",
    "video_path": "media/coin/videos/jyGK1_JtGEM.mp4",
    "duration": 60.023578,
    "question": "When does the step \"remove the core\" occur?",
    "answer": {
      "start": 6.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_6207",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Dmmaemw4jo.mp4",
    "duration": 214.273333,
    "question": "When does the step \"fill the tree into the pit\" occur?",
    "answer": {
      "start": 74.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_2697",
    "category": "Cat2",
    "video_path": "media/coin/videos/-4ips6KXoBE.mp4",
    "duration": 90.928333,
    "question": "When does the step \"put the thread on the spool\" occur?",
    "answer": {
      "start": 12.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_4296",
    "category": "Cat2",
    "video_path": "media/coin/videos/yEyQQaFyhxI.mp4",
    "duration": 164.118633,
    "question": "When does the step \"unroll the dough\" occur?",
    "answer": {
      "start": 7.0,
      "end": 37.0
    }
  },
  {
    "id": "cat2_coin_5455",
    "category": "Cat2",
    "video_path": "media/coin/videos/cFm1j1JbEL0.mp4",
    "duration": 109.318333,
    "question": "When does the step \"nail down or stick together\" occur?",
    "answer": {
      "start": 66.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_2833",
    "category": "Cat2",
    "video_path": "media/coin/videos/Hr9TVzx83XQ.mp4",
    "duration": 124.876911,
    "question": "When does the step \"take out the goods\" occur?",
    "answer": {
      "start": 79.0,
      "end": 81.0
    }
  },
  {
    "id": "cat2_coin_1472",
    "category": "Cat2",
    "video_path": "media/coin/videos/n0HVJUxP8-o.mp4",
    "duration": 197.717911,
    "question": "When does the step \"fry eggs\" occur?",
    "answer": {
      "start": 140.0,
      "end": 150.0
    }
  },
  {
    "id": "cat2_coin_2873",
    "category": "Cat2",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "When does the step \"put rubber on paddle\" occur?",
    "answer": {
      "start": 382.0,
      "end": 417.0
    }
  },
  {
    "id": "cat2_coin_2199",
    "category": "Cat2",
    "video_path": "media/coin/videos/5-jaAkl_ZTo.mp4",
    "duration": 232.988333,
    "question": "When does the step \"begin to practise karate\" occur?",
    "answer": {
      "start": 77.0,
      "end": 203.0
    }
  },
  {
    "id": "cat2_coin_2613",
    "category": "Cat2",
    "video_path": "media/coin/videos/O5rQlLX9T3Q.mp4",
    "duration": 1236.250167,
    "question": "When does the step \"wipe off the cleaning agent\" occur?",
    "answer": {
      "start": 794.0,
      "end": 914.0
    }
  },
  {
    "id": "cat2_coin_2722",
    "category": "Cat2",
    "video_path": "media/coin/videos/5Nx_PRATjTc.mp4",
    "duration": 131.1463,
    "question": "When does the step \"install the sofa back\" occur?",
    "answer": {
      "start": 21.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_2642",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"remove the tire\" occur?",
    "answer": {
      "start": 201.0,
      "end": 204.0
    }
  },
  {
    "id": "cat2_coin_1059",
    "category": "Cat2",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.398333,
    "question": "When does the step \"remove the light housing or shell and bulb\" occur?",
    "answer": {
      "start": 58.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_2828",
    "category": "Cat2",
    "video_path": "media/coin/videos/Hr9TVzx83XQ.mp4",
    "duration": 124.876911,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 49.0,
      "end": 50.5
    }
  },
  {
    "id": "cat2_coin_1703",
    "category": "Cat2",
    "video_path": "media/coin/videos/cri3d5JvUnM.mp4",
    "duration": 51.130333,
    "question": "When does the step \"pull open the stapler\" occur?",
    "answer": {
      "start": 5.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_coin_6578",
    "category": "Cat2",
    "video_path": "media/coin/videos/J-AvY-Gs64c.mp4",
    "duration": 99.404622,
    "question": "When does the step \"stir the mixture\" occur?",
    "answer": {
      "start": 74.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_4957",
    "category": "Cat2",
    "video_path": "media/coin/videos/2hWjKhCk5mA.mp4",
    "duration": 125.503844,
    "question": "When does the step \"nail down or stick together\" occur?",
    "answer": {
      "start": 84.0,
      "end": 105.0
    }
  },
  {
    "id": "cat2_coin_3422",
    "category": "Cat2",
    "video_path": "media/coin/videos/DRPfudNNd8Y.mp4",
    "duration": 196.858767,
    "question": "When does the step \"insert the quilt into the quilt cover\" occur?",
    "answer": {
      "start": 4.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_4629",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"stand up with straight legs\" occur?",
    "answer": {
      "start": 22.0,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_5030",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEoFQ-O8jg.mp4",
    "duration": 52.221678,
    "question": "When does the step \"open the front door or cover of the printer\" occur?",
    "answer": {
      "start": 10.0,
      "end": 11.0
    }
  },
  {
    "id": "cat2_coin_3277",
    "category": "Cat2",
    "video_path": "media/coin/videos/onVSkI5YK6k.mp4",
    "duration": 158.846667,
    "question": "When does the step \"wet and wash the hair\" occur?",
    "answer": {
      "start": 20.0,
      "end": 63.0
    }
  },
  {
    "id": "cat2_coin_1355",
    "category": "Cat2",
    "video_path": "media/coin/videos/4o3nFetqvC8.mp4",
    "duration": 112.336667,
    "question": "When does the step \"move the toy and paper bed into the hamster cage\" occur?",
    "answer": {
      "start": 52.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_6223",
    "category": "Cat2",
    "video_path": "media/coin/videos/2lRmo0D9m7w.mp4",
    "duration": 237.306667,
    "question": "When does the step \"fill the injection head\" occur?",
    "answer": {
      "start": 70.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_1892",
    "category": "Cat2",
    "video_path": "media/coin/videos/2wSlSC1h8W4.mp4",
    "duration": 59.906667,
    "question": "When does the step \"put the sticker on the window\" occur?",
    "answer": {
      "start": 24.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_5091",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"put the ingredients into the bowl\" occur?",
    "answer": {
      "start": 145.0,
      "end": 190.0
    }
  },
  {
    "id": "cat2_coin_4950",
    "category": "Cat2",
    "video_path": "media/coin/videos/X0xRmbh1FO8.mp4",
    "duration": 482.021667,
    "question": "When does the step \"reset the switch and screw on the screws used to fix the switch\" occur?",
    "answer": {
      "start": 441.0,
      "end": 468.0
    }
  },
  {
    "id": "cat2_coin_0119",
    "category": "Cat2",
    "video_path": "media/coin/videos/8c-eU4zDzN4.mp4",
    "duration": 133.258333,
    "question": "When does the step \"pull open the stapler\" occur?",
    "answer": {
      "start": 36.0,
      "end": 39.0
    }
  },
  {
    "id": "cat2_coin_2515",
    "category": "Cat2",
    "video_path": "media/coin/videos/M_lbiplTf4I.mp4",
    "duration": 141.084444,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 101.0,
      "end": 119.0
    }
  },
  {
    "id": "cat2_coin_5987",
    "category": "Cat2",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "When does the step \"dig out the seeds with spoon\" occur?",
    "answer": {
      "start": 107.0,
      "end": 133.0
    }
  },
  {
    "id": "cat2_coin_4673",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 200.0,
      "end": 201.0
    }
  },
  {
    "id": "cat2_coin_5724",
    "category": "Cat2",
    "video_path": "media/coin/videos/oyT-cd4XBtA.mp4",
    "duration": 37.059044,
    "question": "When does the step \"mop the floor\" occur?",
    "answer": {
      "start": 8.0,
      "end": 11.0
    }
  },
  {
    "id": "cat2_coin_6097",
    "category": "Cat2",
    "video_path": "media/coin/videos/BivWavHtKEA.mp4",
    "duration": 170.457678,
    "question": "When does the step \"rinse the pot\" occur?",
    "answer": {
      "start": 65.0,
      "end": 84.0
    }
  },
  {
    "id": "cat2_coin_1874",
    "category": "Cat2",
    "video_path": "media/coin/videos/YIYU35vUAuE.mp4",
    "duration": 99.125,
    "question": "When does the step \"install the light shell/housing/support\" occur?",
    "answer": {
      "start": 68.5,
      "end": 76.5
    }
  },
  {
    "id": "cat2_coin_3535",
    "category": "Cat2",
    "video_path": "media/coin/videos/02rlijtJUow.mp4",
    "duration": 88.606667,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 11.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_1074",
    "category": "Cat2",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 43.0,
      "end": 50.0
    }
  },
  {
    "id": "cat2_coin_3732",
    "category": "Cat2",
    "video_path": "media/coin/videos/c5oEG7Wy-mU.mp4",
    "duration": 113.800989,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 87.5,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_0467",
    "category": "Cat2",
    "video_path": "media/coin/videos/6Gg0UUlK3Ns.mp4",
    "duration": 183.112556,
    "question": "When does the step \"add seasoning on the salmon\" occur?",
    "answer": {
      "start": 29.0,
      "end": 105.0
    }
  },
  {
    "id": "cat2_coin_1441",
    "category": "Cat2",
    "video_path": "media/coin/videos/mT7xxa-a1S4.mp4",
    "duration": 96.478911,
    "question": "When does the step \"remove the shrimp shell\" occur?",
    "answer": {
      "start": 5.5,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_3279",
    "category": "Cat2",
    "video_path": "media/coin/videos/onVSkI5YK6k.mp4",
    "duration": 158.846667,
    "question": "When does the step \"wet and wash the hair\" occur?",
    "answer": {
      "start": 102.0,
      "end": 119.0
    }
  },
  {
    "id": "cat2_coin_2516",
    "category": "Cat2",
    "video_path": "media/coin/videos/M_lbiplTf4I.mp4",
    "duration": 141.084444,
    "question": "When does the step \"rub and drag the materials\" occur?",
    "answer": {
      "start": 121.0,
      "end": 133.0
    }
  },
  {
    "id": "cat2_coin_6372",
    "category": "Cat2",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 49.0,
      "end": 52.0
    }
  },
  {
    "id": "cat2_coin_5096",
    "category": "Cat2",
    "video_path": "media/coin/videos/7p7hKcxVPf8.mp4",
    "duration": 56.122622,
    "question": "When does the step \"filtrate the coffee beans\" occur?",
    "answer": {
      "start": 38.0,
      "end": 40.0
    }
  },
  {
    "id": "cat2_coin_2092",
    "category": "Cat2",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "When does the step \"do the third jump\" occur?",
    "answer": {
      "start": 173.0,
      "end": 174.0
    }
  },
  {
    "id": "cat2_coin_5793",
    "category": "Cat2",
    "video_path": "media/coin/videos/B0oEvirFJas.mp4",
    "duration": 85.704844,
    "question": "When does the step \"put the SIM card into the SIM card slot\" occur?",
    "answer": {
      "start": 56.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_4948",
    "category": "Cat2",
    "video_path": "media/coin/videos/X0xRmbh1FO8.mp4",
    "duration": 482.021667,
    "question": "When does the step \"reset the switch and screw on the screws used to fix the switch\" occur?",
    "answer": {
      "start": 402.0,
      "end": 421.0
    }
  },
  {
    "id": "cat2_coin_3768",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 6.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_4430",
    "category": "Cat2",
    "video_path": "media/coin/videos/E1UxXmwBJPQ.mp4",
    "duration": 127.709744,
    "question": "When does the step \"put in the oil to fry\" occur?",
    "answer": {
      "start": 61.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_0920",
    "category": "Cat2",
    "video_path": "media/coin/videos/BcDQJynATUk.mp4",
    "duration": 85.449422,
    "question": "When does the step \"take out the wiper\" occur?",
    "answer": {
      "start": 27.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_1873",
    "category": "Cat2",
    "video_path": "media/coin/videos/YIYU35vUAuE.mp4",
    "duration": 99.125,
    "question": "When does the step \"install the new bulb\" occur?",
    "answer": {
      "start": 57.0,
      "end": 64.5
    }
  },
  {
    "id": "cat2_coin_1502",
    "category": "Cat2",
    "video_path": "media/coin/videos/r4q_QOot_Po.mp4",
    "duration": 178.885,
    "question": "When does the step \"put in the plant\" occur?",
    "answer": {
      "start": 137.0,
      "end": 141.0
    }
  },
  {
    "id": "cat2_coin_4956",
    "category": "Cat2",
    "video_path": "media/coin/videos/2hWjKhCk5mA.mp4",
    "duration": 125.503844,
    "question": "When does the step \"fold or bent the paper\" occur?",
    "answer": {
      "start": 35.0,
      "end": 48.0
    }
  },
  {
    "id": "cat2_coin_6512",
    "category": "Cat2",
    "video_path": "media/coin/videos/MMms1I2icpw.mp4",
    "duration": 127.8955,
    "question": "When does the step \"remove the old hard disk\" occur?",
    "answer": {
      "start": 71.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_4401",
    "category": "Cat2",
    "video_path": "media/coin/videos/yoQ9PhhJZAU.mp4",
    "duration": 60.65,
    "question": "When does the step \"tear off the other side of the sticker\" occur?",
    "answer": {
      "start": 43.0,
      "end": 50.0
    }
  },
  {
    "id": "cat2_coin_4642",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 73.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_4129",
    "category": "Cat2",
    "video_path": "media/coin/videos/Ahvq03T-I6Q.mp4",
    "duration": 102.468333,
    "question": "When does the step \"paint on the paper\" occur?",
    "answer": {
      "start": 84.0,
      "end": 93.0
    }
  },
  {
    "id": "cat2_coin_0132",
    "category": "Cat2",
    "video_path": "media/coin/videos/0Lyg-eVSoAM.mp4",
    "duration": 190.682267,
    "question": "When does the step \"install the new hard disk\" occur?",
    "answer": {
      "start": 127.0,
      "end": 137.0
    }
  },
  {
    "id": "cat2_coin_0859",
    "category": "Cat2",
    "video_path": "media/coin/videos/Q-UgQDoFyvw.mp4",
    "duration": 63.018333,
    "question": "When does the step \"cut in half\" occur?",
    "answer": {
      "start": 5.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_coin_2408",
    "category": "Cat2",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 58.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_5792",
    "category": "Cat2",
    "video_path": "media/coin/videos/B0oEvirFJas.mp4",
    "duration": 85.704844,
    "question": "When does the step \"use the needle to open the SIM card slot\" occur?",
    "answer": {
      "start": 37.0,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_0679",
    "category": "Cat2",
    "video_path": "media/coin/videos/I7OOt6cQfjM.mp4",
    "duration": 195.419133,
    "question": "When does the step \"melt the wax with water\" occur?",
    "answer": {
      "start": 135.0,
      "end": 136.0
    }
  },
  {
    "id": "cat2_coin_0846",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 173.0,
      "end": 180.0
    }
  },
  {
    "id": "cat2_coin_3881",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_3881.mp4",
    "duration": 34.177,
    "question": "When does the step \"polish with polisher\" occur?",
    "answer": {
      "start": 8.6,
      "end": 12.6
    }
  },
  {
    "id": "cat2_coin_3246",
    "category": "Cat2",
    "video_path": "media/coin/videos/2mh5dXr7xHg.mp4",
    "duration": 64.110289,
    "question": "When does the step \"open the car key cover\" occur?",
    "answer": {
      "start": 18.0,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_2782",
    "category": "Cat2",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "When does the step \"carve along the outline\" occur?",
    "answer": {
      "start": 44.0,
      "end": 65.0
    }
  },
  {
    "id": "cat2_coin_1685",
    "category": "Cat2",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "When does the step \"move the toy and paper bed into the hamster cage\" occur?",
    "answer": {
      "start": 164.0,
      "end": 172.0
    }
  },
  {
    "id": "cat2_coin_0242",
    "category": "Cat2",
    "video_path": "media/coin/videos/ndqMyI8mxnA.mp4",
    "duration": 126.641622,
    "question": "When does the step \"cover with some soil\" occur?",
    "answer": {
      "start": 73.0,
      "end": 104.0
    }
  },
  {
    "id": "cat2_coin_0582",
    "category": "Cat2",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "When does the step \"cut up the garlics\" occur?",
    "answer": {
      "start": 77.5,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_6200",
    "category": "Cat2",
    "video_path": "media/coin/videos/50dWHdvU5cA.mp4",
    "duration": 152.880178,
    "question": "When does the step \"put the SIM card into the SIM card slot\" occur?",
    "answer": {
      "start": 84.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_1851",
    "category": "Cat2",
    "video_path": "media/coin/videos/EUCFW3w0c4Q.mp4",
    "duration": 224.258311,
    "question": "When does the step \"remove the light housing or shell and bulb\" occur?",
    "answer": {
      "start": 41.0,
      "end": 127.0
    }
  },
  {
    "id": "cat2_coin_3476",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"put rubber on paddle\" occur?",
    "answer": {
      "start": 41.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_4746",
    "category": "Cat2",
    "video_path": "media/coin/videos/HjNV-h3guVE.mp4",
    "duration": 125.131667,
    "question": "When does the step \"mount the bracket to the back of the car\" occur?",
    "answer": {
      "start": 9.0,
      "end": 37.0
    }
  },
  {
    "id": "cat2_coin_1139",
    "category": "Cat2",
    "video_path": "media/coin/videos/9xVuZodsL5c.mp4",
    "duration": 148.885,
    "question": "When does the step \"fit on the shell\" occur?",
    "answer": {
      "start": 124.0,
      "end": 133.0
    }
  },
  {
    "id": "cat2_coin_1999",
    "category": "Cat2",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "When does the step \"pump up to the tire\" occur?",
    "answer": {
      "start": 79.0,
      "end": 110.0
    }
  },
  {
    "id": "cat2_coin_1340",
    "category": "Cat2",
    "video_path": "media/coin/videos/0w9fOs865cY.mp4",
    "duration": 199.389744,
    "question": "When does the step \"bake pizza\" occur?",
    "answer": {
      "start": 174.0,
      "end": 178.0
    }
  },
  {
    "id": "cat2_coin_0010",
    "category": "Cat2",
    "video_path": "media/coin/videos/Ntzsfe0xzF8.mp4",
    "duration": 30.161667,
    "question": "When does the step \"install the new wax ring\" occur?",
    "answer": {
      "start": 22.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_1467",
    "category": "Cat2",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "When does the step \"fry or roast or braise\" occur?",
    "answer": {
      "start": 44.5,
      "end": 95.0
    }
  },
  {
    "id": "cat2_coin_3600",
    "category": "Cat2",
    "video_path": "media/coin/videos/E__kMjcp0XM.mp4",
    "duration": 188.823333,
    "question": "When does the step \"inject to the muscular\" occur?",
    "answer": {
      "start": 128.0,
      "end": 160.0
    }
  },
  {
    "id": "cat2_coin_2189",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_2189.mp4",
    "duration": 244.741,
    "question": "When does the step \"glue on the back of the rubber\" occur?",
    "answer": {
      "start": 6.1,
      "end": 23.1
    }
  },
  {
    "id": "cat2_coin_1383",
    "category": "Cat2",
    "video_path": "media/coin/videos/ZeFGg1eH8iI.mp4",
    "duration": 55.031289,
    "question": "When does the step \"put the ingredients into the can\" occur?",
    "answer": {
      "start": 23.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_3779",
    "category": "Cat2",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "When does the step \"remove the core\" occur?",
    "answer": {
      "start": 19.0,
      "end": 28.0
    }
  },
  {
    "id": "cat2_coin_0677",
    "category": "Cat2",
    "video_path": "media/coin/videos/I7OOt6cQfjM.mp4",
    "duration": 195.419133,
    "question": "When does the step \"melt the wax with water\" occur?",
    "answer": {
      "start": 97.0,
      "end": 116.0
    }
  },
  {
    "id": "cat2_coin_2562",
    "category": "Cat2",
    "video_path": "media/coin/videos/AtkeQzZCeeo.mp4",
    "duration": 90.7668,
    "question": "When does the step \"push the pin out\" occur?",
    "answer": {
      "start": 48.5,
      "end": 62.5
    }
  },
  {
    "id": "cat2_coin_3729",
    "category": "Cat2",
    "video_path": "media/coin/videos/c5oEG7Wy-mU.mp4",
    "duration": 113.800989,
    "question": "When does the step \"press the corresponding button\" occur?",
    "answer": {
      "start": 57.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_6432",
    "category": "Cat2",
    "video_path": "media/coin/videos/Sh9YmspuK3Q.mp4",
    "duration": 60.9756,
    "question": "When does the step \"apply cleaning agent\" occur?",
    "answer": {
      "start": 8.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_2785",
    "category": "Cat2",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "When does the step \"carve along the outline\" occur?",
    "answer": {
      "start": 83.0,
      "end": 136.0
    }
  },
  {
    "id": "cat2_coin_6115",
    "category": "Cat2",
    "video_path": "media/coin/videos/3UtWNrEIVRo.mp4",
    "duration": 153.901856,
    "question": "When does the step \"clean up the interior of thepumpkin\" occur?",
    "answer": {
      "start": 55.0,
      "end": 72.0
    }
  },
  {
    "id": "cat2_coin_3771",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 26.0,
      "end": 27.0
    }
  },
  {
    "id": "cat2_coin_0290",
    "category": "Cat2",
    "video_path": "media/coin/videos/2yeOGX_3eJI.mp4",
    "duration": 140.294956,
    "question": "When does the step \"pour into the ingredients\" occur?",
    "answer": {
      "start": 59.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_1567",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"pour raw materials\" occur?",
    "answer": {
      "start": 84.0,
      "end": 87.0
    }
  },
  {
    "id": "cat2_coin_3103",
    "category": "Cat2",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.063333,
    "question": "When does the step \"check the pulse of the patient\" occur?",
    "answer": {
      "start": 100.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_2572",
    "category": "Cat2",
    "video_path": "media/coin/videos/8htEhw4mOaw.mp4",
    "duration": 43.096233,
    "question": "When does the step \"clean up the interior of thepumpkin\" occur?",
    "answer": {
      "start": 25.0,
      "end": 30.0
    }
  },
  {
    "id": "cat2_coin_1686",
    "category": "Cat2",
    "video_path": "media/coin/videos/2LXvCbf4kgw.mp4",
    "duration": 40.658133,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 13.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_5303",
    "category": "Cat2",
    "video_path": "media/coin/videos/ptXuHnj0dRs.mp4",
    "duration": 133.653333,
    "question": "When does the step \"wrap on the tape\" occur?",
    "answer": {
      "start": 90.0,
      "end": 100.0
    }
  },
  {
    "id": "cat2_coin_5866",
    "category": "Cat2",
    "video_path": "media/coin/videos/nMQzbbBDAq8.mp4",
    "duration": 81.571667,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 59.0,
      "end": 69.5
    }
  },
  {
    "id": "cat2_coin_3083",
    "category": "Cat2",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 100.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_5565",
    "category": "Cat2",
    "video_path": "media/coin/videos/Iu148cEyaP4.mp4",
    "duration": 224.885,
    "question": "When does the step \"put in the battery\" occur?",
    "answer": {
      "start": 160.0,
      "end": 175.0
    }
  },
  {
    "id": "cat2_coin_2461",
    "category": "Cat2",
    "video_path": "media/coin/videos/f_F6T6Jjfhc.mp4",
    "duration": 155.991644,
    "question": "When does the step \"open up the cover\" occur?",
    "answer": {
      "start": 73.0,
      "end": 77.0
    }
  },
  {
    "id": "cat2_coin_0109",
    "category": "Cat2",
    "video_path": "media/coin/videos/5_-8QHzXU94.mp4",
    "duration": 83.824033,
    "question": "When does the step \"shave carefully on the face\" occur?",
    "answer": {
      "start": 50.0,
      "end": 57.5
    }
  },
  {
    "id": "cat2_coin_0841",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 139.0,
      "end": 141.0
    }
  },
  {
    "id": "cat2_coin_2120",
    "category": "Cat2",
    "video_path": "media/coin/videos/RQ26masias8.mp4",
    "duration": 145.96,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 25.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_2485",
    "category": "Cat2",
    "video_path": "media/coin/videos/GkrExxyrZIE.mp4",
    "duration": 77.181667,
    "question": "When does the step \"tear off the other side of the sticker\" occur?",
    "answer": {
      "start": 54.0,
      "end": 60.0
    }
  },
  {
    "id": "cat2_coin_3234",
    "category": "Cat2",
    "video_path": "media/coin/videos/bKHFWlfkC1o.mp4",
    "duration": 187.988744,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 81.0,
      "end": 113.0
    }
  },
  {
    "id": "cat2_coin_2797",
    "category": "Cat2",
    "video_path": "media/coin/videos/I1OEerHf-IY.mp4",
    "duration": 128.870744,
    "question": "When does the step \"insert the hard disk tray into the position of the CD drive\" occur?",
    "answer": {
      "start": 114.0,
      "end": 122.0
    }
  },
  {
    "id": "cat2_coin_6434",
    "category": "Cat2",
    "video_path": "media/coin/videos/Sh9YmspuK3Q.mp4",
    "duration": 60.9756,
    "question": "When does the step \"apply cleaning agent\" occur?",
    "answer": {
      "start": 18.0,
      "end": 19.0
    }
  },
  {
    "id": "cat2_coin_0276",
    "category": "Cat2",
    "video_path": "media/coin/videos/A05BVLYfgMM.mp4",
    "duration": 142.291878,
    "question": "When does the step \"connect the chair and the base\" occur?",
    "answer": {
      "start": 100.0,
      "end": 123.5
    }
  },
  {
    "id": "cat2_coin_0056",
    "category": "Cat2",
    "video_path": "media/coin/videos/MS0SMLCCtIM.mp4",
    "duration": 55.077722,
    "question": "When does the step \"open cover\" occur?",
    "answer": {
      "start": 7.0,
      "end": 8.5
    }
  },
  {
    "id": "cat2_coin_0163",
    "category": "Cat2",
    "video_path": "media/coin/videos/DAzqnAlEoW4.mp4",
    "duration": 158.174322,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 62.0,
      "end": 101.0
    }
  },
  {
    "id": "cat2_coin_5041",
    "category": "Cat2",
    "video_path": "media/coin/videos/qXd9Zto38Ms.mp4",
    "duration": 95.712644,
    "question": "When does the step \"close the fuel tank cap\" occur?",
    "answer": {
      "start": 40.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_2874",
    "category": "Cat2",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "When does the step \"cut the rubber\" occur?",
    "answer": {
      "start": 419.0,
      "end": 443.0
    }
  },
  {
    "id": "cat2_coin_4456",
    "category": "Cat2",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "When does the step \"cut tiles\" occur?",
    "answer": {
      "start": 103.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_2094",
    "category": "Cat2",
    "video_path": "media/coin/videos/cm6Jw7V2Xi4.mp4",
    "duration": 135.743333,
    "question": "When does the step \"string together\" occur?",
    "answer": {
      "start": 40.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_2634",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"unscrew the screw\" occur?",
    "answer": {
      "start": 78.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_5080",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaPibZ3vXSM.mp4",
    "duration": 127.454322,
    "question": "When does the step \"take out the laptop CD drive\" occur?",
    "answer": {
      "start": 64.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_4376",
    "category": "Cat2",
    "video_path": "media/coin/videos/6kV5nIlvPTM.mp4",
    "duration": 126.596667,
    "question": "When does the step \"operate the control panel\" occur?",
    "answer": {
      "start": 60.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_0489",
    "category": "Cat2",
    "video_path": "media/coin/videos/bFyvbxuXL0g.mp4",
    "duration": 62.251667,
    "question": "When does the step \"show the whole rope again\" occur?",
    "answer": {
      "start": 49.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_2899",
    "category": "Cat2",
    "video_path": "media/coin/videos/E3jXvJ_thKA.mp4",
    "duration": 76.045,
    "question": "When does the step \"transfer print\" occur?",
    "answer": {
      "start": 28.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_1061",
    "category": "Cat2",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.398333,
    "question": "When does the step \"install the bulb and light housing or shell\" occur?",
    "answer": {
      "start": 77.0,
      "end": 84.0
    }
  },
  {
    "id": "cat2_coin_0483",
    "category": "Cat2",
    "video_path": "media/coin/videos/U7Hv602KAxM.mp4",
    "duration": 136.602989,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 32.5,
      "end": 55.5
    }
  },
  {
    "id": "cat2_coin_6170",
    "category": "Cat2",
    "video_path": "media/coin/videos/2mSzq-jlwu0.mp4",
    "duration": 68.6614,
    "question": "When does the step \"paste protector on the screen\" occur?",
    "answer": {
      "start": 35.0,
      "end": 40.0
    }
  },
  {
    "id": "cat2_coin_0261",
    "category": "Cat2",
    "video_path": "media/coin/videos/5H7rd1v7Yrk.mp4",
    "duration": 94.203356,
    "question": "When does the step \"dig some holes on the soil\" occur?",
    "answer": {
      "start": 37.0,
      "end": 43.0
    }
  },
  {
    "id": "cat2_coin_1077",
    "category": "Cat2",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "When does the step \"shape cookie\" occur?",
    "answer": {
      "start": 77.0,
      "end": 98.0
    }
  },
  {
    "id": "cat2_coin_5528",
    "category": "Cat2",
    "video_path": "media/coin/videos/B8qK8DL3taM.mp4",
    "duration": 155.665,
    "question": "When does the step \"cut a hole on the shell\" occur?",
    "answer": {
      "start": 4.0,
      "end": 33.5
    }
  },
  {
    "id": "cat2_coin_3592",
    "category": "Cat2",
    "video_path": "media/coin/videos/so3l0TIINYw.mp4",
    "duration": 52.686067,
    "question": "When does the step \"rise to the sky\" occur?",
    "answer": {
      "start": 12.0,
      "end": 17.0
    }
  },
  {
    "id": "cat2_coin_4212",
    "category": "Cat2",
    "video_path": "media/coin/videos/CTaGmrZ6kBQ.mp4",
    "duration": 141.99,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 44.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_5364",
    "category": "Cat2",
    "video_path": "media/coin/videos/VSMpe0utWjA.mp4",
    "duration": 157.871667,
    "question": "When does the step \"install the new filter\" occur?",
    "answer": {
      "start": 79.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_2985",
    "category": "Cat2",
    "video_path": "media/coin/videos/5QGYFN4ERcc.mp4",
    "duration": 190.241078,
    "question": "When does the step \"package and freeze\" occur?",
    "answer": {
      "start": 167.0,
      "end": 184.0
    }
  },
  {
    "id": "cat2_coin_5358",
    "category": "Cat2",
    "video_path": "media/coin/videos/2OYEspC71G8.mp4",
    "duration": 176.309467,
    "question": "When does the step \"install the new toilet seat\" occur?",
    "answer": {
      "start": 71.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_2922",
    "category": "Cat2",
    "video_path": "media/coin/videos/nVEtMyGpASY.mp4",
    "duration": 174.892689,
    "question": "When does the step \"drive the car forward\" occur?",
    "answer": {
      "start": 152.0,
      "end": 161.0
    }
  },
  {
    "id": "cat2_coin_1568",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 88.0,
      "end": 94.0
    }
  },
  {
    "id": "cat2_coin_1704",
    "category": "Cat2",
    "video_path": "media/coin/videos/cri3d5JvUnM.mp4",
    "duration": 51.130333,
    "question": "When does the step \"insert the stapler pins\" occur?",
    "answer": {
      "start": 7.0,
      "end": 9.0
    }
  },
  {
    "id": "cat2_coin_2341",
    "category": "Cat2",
    "video_path": "media/coin/videos/8VfIDw97aaw.mp4",
    "duration": 57.539,
    "question": "When does the step \"clean the surface\" occur?",
    "answer": {
      "start": 33.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_1527",
    "category": "Cat2",
    "video_path": "media/coin/videos/7vK7lTghbe0.mp4",
    "duration": 490.52,
    "question": "When does the step \"paint on sugar\" occur?",
    "answer": {
      "start": 354.0,
      "end": 363.0
    }
  },
  {
    "id": "cat2_coin_6549",
    "category": "Cat2",
    "video_path": "media/coin/videos/78UikTQkGgg.mp4",
    "duration": 180.2565,
    "question": "When does the step \"cut the bread\" occur?",
    "answer": {
      "start": 29.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_2056",
    "category": "Cat2",
    "video_path": "media/coin/videos/IrH6AjONBWY.mp4",
    "duration": 140.3414,
    "question": "When does the step \"filtrate the coffee beans\" occur?",
    "answer": {
      "start": 68.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_1156",
    "category": "Cat2",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "When does the step \"flatten the dough\" occur?",
    "answer": {
      "start": 13.0,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_3534",
    "category": "Cat2",
    "video_path": "media/coin/videos/CaEgb2VTbos.mp4",
    "duration": 36.501767,
    "question": "When does the step \"slice the pulp\" occur?",
    "answer": {
      "start": 16.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_1508",
    "category": "Cat2",
    "video_path": "media/coin/videos/7OmkFqy0-9I.mp4",
    "duration": 86.169244,
    "question": "When does the step \"shake the mixture\" occur?",
    "answer": {
      "start": 44.0,
      "end": 46.0
    }
  },
  {
    "id": "cat2_coin_4180",
    "category": "Cat2",
    "video_path": "media/coin/videos/SUvRM1pcG3k.mp4",
    "duration": 86.238911,
    "question": "When does the step \"slice the pulp\" occur?",
    "answer": {
      "start": 44.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_6519",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 110.0,
      "end": 127.0
    }
  },
  {
    "id": "cat2_coin_0005",
    "category": "Cat2",
    "video_path": "media/coin/videos/SN_IhH4PDPo.mp4",
    "duration": 85.728067,
    "question": "When does the step \"lighten the lighter to check\" occur?",
    "answer": {
      "start": 63.0,
      "end": 65.0
    }
  },
  {
    "id": "cat2_coin_4009",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"put down the barbell\" occur?",
    "answer": {
      "start": 113.0,
      "end": 114.0
    }
  },
  {
    "id": "cat2_coin_0975",
    "category": "Cat2",
    "video_path": "media/coin/videos/IhFKbkWf8mc.mp4",
    "duration": 57.3765,
    "question": "When does the step \"close the front door or cover of the printer\" occur?",
    "answer": {
      "start": 52.0,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_4551",
    "category": "Cat2",
    "video_path": "media/coin/videos/cSxfqK76dL8.mp4",
    "duration": 77.020589,
    "question": "When does the step \"wind the junction to fasten the connection\" occur?",
    "answer": {
      "start": 42.0,
      "end": 76.0
    }
  },
  {
    "id": "cat2_coin_5564",
    "category": "Cat2",
    "video_path": "media/coin/videos/Iu148cEyaP4.mp4",
    "duration": 224.885,
    "question": "When does the step \"take out the car key battery\" occur?",
    "answer": {
      "start": 106.0,
      "end": 145.5
    }
  },
  {
    "id": "cat2_coin_0830",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 62.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_2195",
    "category": "Cat2",
    "video_path": "media/coin/videos/HjrPNouP340.mp4",
    "duration": 101.471,
    "question": "When does the step \"pour the orange juice into the cup\" occur?",
    "answer": {
      "start": 79.0,
      "end": 91.0
    }
  },
  {
    "id": "cat2_coin_4763",
    "category": "Cat2",
    "video_path": "media/coin/videos/83G3J8dldOc.mp4",
    "duration": 132.166667,
    "question": "When does the step \"rinse the pot\" occur?",
    "answer": {
      "start": 91.0,
      "end": 97.0
    }
  },
  {
    "id": "cat2_coin_2103",
    "category": "Cat2",
    "video_path": "media/coin/videos/31JV3oxPhNw.mp4",
    "duration": 189.428389,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 84.0,
      "end": 123.0
    }
  },
  {
    "id": "cat2_coin_6555",
    "category": "Cat2",
    "video_path": "media/coin/videos/5XZVeJbAf_M.mp4",
    "duration": 95.642989,
    "question": "When does the step \"close the front door or cover of the printer\" occur?",
    "answer": {
      "start": 80.0,
      "end": 81.0
    }
  },
  {
    "id": "cat2_coin_4627",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"stand up with straight legs\" occur?",
    "answer": {
      "start": 17.0,
      "end": 18.0
    }
  },
  {
    "id": "cat2_coin_0497",
    "category": "Cat2",
    "video_path": "media/coin/videos/I1P5GuVHFQA.mp4",
    "duration": 205.473378,
    "question": "When does the step \"weld along the weld line\" occur?",
    "answer": {
      "start": 133.0,
      "end": 156.0
    }
  },
  {
    "id": "cat2_coin_2400",
    "category": "Cat2",
    "video_path": "media/coin/videos/-bJ4vcmad_U.mp4",
    "duration": 33.483167,
    "question": "When does the step \"shoot towards the basket\" occur?",
    "answer": {
      "start": 21.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_1060",
    "category": "Cat2",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.398333,
    "question": "When does the step \"install the bulb and light housing or shell\" occur?",
    "answer": {
      "start": 68.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_0527",
    "category": "Cat2",
    "video_path": "media/coin/videos/BhrXY0Ui6QE.mp4",
    "duration": 195.441667,
    "question": "When does the step \"insert it into the crystal head\" occur?",
    "answer": {
      "start": 100.0,
      "end": 103.0
    }
  },
  {
    "id": "cat2_coin_3257",
    "category": "Cat2",
    "video_path": "media/coin/videos/iZb6UyaElJM.mp4",
    "duration": 134.466667,
    "question": "When does the step \"cut off the tail and fin\" occur?",
    "answer": {
      "start": 41.0,
      "end": 45.0
    }
  },
  {
    "id": "cat2_coin_1774",
    "category": "Cat2",
    "video_path": "media/coin/videos/1eYgUa5tuIs.mp4",
    "duration": 169.203333,
    "question": "When does the step \"put in the plant\" occur?",
    "answer": {
      "start": 108.5,
      "end": 112.0
    }
  },
  {
    "id": "cat2_coin_1747",
    "category": "Cat2",
    "video_path": "media/coin/videos/kE1HgUxYwxs.mp4",
    "duration": 71.888333,
    "question": "When does the step \"connect the water pipe\" occur?",
    "answer": {
      "start": 43.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_6109",
    "category": "Cat2",
    "video_path": "media/coin/videos/AyDx6LLv9S8.mp4",
    "duration": 161.448344,
    "question": "When does the step \"fit on the boards\" occur?",
    "answer": {
      "start": 43.0,
      "end": 56.0
    }
  },
  {
    "id": "cat2_coin_1687",
    "category": "Cat2",
    "video_path": "media/coin/videos/2LXvCbf4kgw.mp4",
    "duration": 40.658133,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 21.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_2632",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"tighten screws\" occur?",
    "answer": {
      "start": 56.0,
      "end": 69.0
    }
  },
  {
    "id": "cat2_coin_1566",
    "category": "Cat2",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 60.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_4007",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"lift the barbell from the chin over the head\" occur?",
    "answer": {
      "start": 105.0,
      "end": 110.0
    }
  },
  {
    "id": "cat2_coin_3941",
    "category": "Cat2",
    "video_path": "media/coin/videos/b2YcHzj1eLU.mp4",
    "duration": 125.387744,
    "question": "When does the step \"remove the light housing or shell and bulb\" occur?",
    "answer": {
      "start": 24.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_6024",
    "category": "Cat2",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "When does the step \"jack up the car\" occur?",
    "answer": {
      "start": 64.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_4198",
    "category": "Cat2",
    "video_path": "media/coin/videos/0siIuxPtRN4.mp4",
    "duration": 95.085711,
    "question": "When does the step \"cut oranges\" occur?",
    "answer": {
      "start": 24.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_5687",
    "category": "Cat2",
    "video_path": "media/coin/videos/OU5KAGRyevI.mp4",
    "duration": 129.799544,
    "question": "When does the step \"cut off the tail and fin\" occur?",
    "answer": {
      "start": 49.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_4638",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 60.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_0771",
    "category": "Cat2",
    "video_path": "media/coin/videos/HnkhQi2Li2w.mp4",
    "duration": 81.733333,
    "question": "When does the step \"wear the  contact lenses\" occur?",
    "answer": {
      "start": 44.0,
      "end": 53.5
    }
  },
  {
    "id": "cat2_coin_3211",
    "category": "Cat2",
    "video_path": "media/coin/videos/6Ojpf6UwdVw.mp4",
    "duration": 205.217956,
    "question": "When does the step \"wipe the detergent\" occur?",
    "answer": {
      "start": 60.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_0896",
    "category": "Cat2",
    "video_path": "media/coin/videos/V_BwPfCh1Z0.mp4",
    "duration": 37.685978,
    "question": "When does the step \"use the needle to open the SIM card slot\" occur?",
    "answer": {
      "start": 12.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_0825",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 28.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_4513",
    "category": "Cat2",
    "video_path": "media/coin/videos/VrAV0gNtocw.mp4",
    "duration": 123.575,
    "question": "When does the step \"fold the edges of the paper\" occur?",
    "answer": {
      "start": 10.0,
      "end": 62.0
    }
  },
  {
    "id": "cat2_coin_5317",
    "category": "Cat2",
    "video_path": "media/coin/videos/73LsLjCZGfM.mp4",
    "duration": 189.010422,
    "question": "When does the step \"soak and wash the rice\" occur?",
    "answer": {
      "start": 42.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_0413",
    "category": "Cat2",
    "video_path": "media/coin/videos/BzXZUvNy4-0.mp4",
    "duration": 164.35,
    "question": "When does the step \"prepare flower\" occur?",
    "answer": {
      "start": 46.0,
      "end": 57.0
    }
  },
  {
    "id": "cat2_coin_3102",
    "category": "Cat2",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.063333,
    "question": "When does the step \"do artificial breathing to the patient\" occur?",
    "answer": {
      "start": 86.0,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_0558",
    "category": "Cat2",
    "video_path": "media/coin/videos/wlO7ay8i88U.mp4",
    "duration": 151.958333,
    "question": "When does the step \"paste protector on the screen\" occur?",
    "answer": {
      "start": 27.0,
      "end": 94.0
    }
  },
  {
    "id": "cat2_coin_4179",
    "category": "Cat2",
    "video_path": "media/coin/videos/SUvRM1pcG3k.mp4",
    "duration": 86.238911,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 22.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_1299",
    "category": "Cat2",
    "video_path": "media/coin/videos/2O87pliAdpg.mp4",
    "duration": 115.31,
    "question": "When does the step \"raise the jack up\" occur?",
    "answer": {
      "start": 36.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_4196",
    "category": "Cat2",
    "video_path": "media/coin/videos/6QXhWrW38ko.mp4",
    "duration": 230.666667,
    "question": "When does the step \"wrap the pipe band\" occur?",
    "answer": {
      "start": 160.0,
      "end": 167.0
    }
  },
  {
    "id": "cat2_coin_1603",
    "category": "Cat2",
    "video_path": "media/coin/videos/EwVctgQJ6Q8.mp4",
    "duration": 147.214511,
    "question": "When does the step \"pump up to the tire\" occur?",
    "answer": {
      "start": 113.0,
      "end": 128.0
    }
  },
  {
    "id": "cat2_coin_2504",
    "category": "Cat2",
    "video_path": "media/coin/videos/MSVAI4xbUbg.mp4",
    "duration": 151.5102,
    "question": "When does the step \"put the filler on the bread slice\" occur?",
    "answer": {
      "start": 84.0,
      "end": 121.0
    }
  },
  {
    "id": "cat2_coin_0576",
    "category": "Cat2",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "When does the step \"smash the garlics with the knife face\" occur?",
    "answer": {
      "start": 28.5,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_3762",
    "category": "Cat2",
    "video_path": "media/coin/videos/f_GrzLHXSQw.mp4",
    "duration": 190.8448,
    "question": "When does the step \"add tea powder\" occur?",
    "answer": {
      "start": 67.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_4195",
    "category": "Cat2",
    "video_path": "media/coin/videos/6QXhWrW38ko.mp4",
    "duration": 230.666667,
    "question": "When does the step \"wrap the pipe band\" occur?",
    "answer": {
      "start": 106.0,
      "end": 111.0
    }
  },
  {
    "id": "cat2_coin_4701",
    "category": "Cat2",
    "video_path": "media/coin/videos/XSx9vWjcGYA.mp4",
    "duration": 171.431667,
    "question": "When does the step \"install the new hard disk\" occur?",
    "answer": {
      "start": 89.0,
      "end": 124.0
    }
  },
  {
    "id": "cat2_coin_3471",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "When does the step \"glue on the back of the rubber\" occur?",
    "answer": {
      "start": 16.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_5040",
    "category": "Cat2",
    "video_path": "media/coin/videos/qXd9Zto38Ms.mp4",
    "duration": 95.712644,
    "question": "When does the step \"open the fuel tank cap\" occur?",
    "answer": {
      "start": 30.0,
      "end": 32.0
    }
  },
  {
    "id": "cat2_coin_4454",
    "category": "Cat2",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "When does the step \"tile the wall\" occur?",
    "answer": {
      "start": 82.0,
      "end": 95.0
    }
  },
  {
    "id": "cat2_coin_1400",
    "category": "Cat2",
    "video_path": "media/coin/videos/22cS0_SGd-o.mp4",
    "duration": 111.315,
    "question": "When does the step \"scratch the hair carefully\" occur?",
    "answer": {
      "start": 65.0,
      "end": 67.5
    }
  },
  {
    "id": "cat2_coin_2496",
    "category": "Cat2",
    "video_path": "media/coin/videos/BWAedc31WdY.mp4",
    "duration": 155.318267,
    "question": "When does the step \"shave carefully on the face\" occur?",
    "answer": {
      "start": 112.0,
      "end": 119.0
    }
  },
  {
    "id": "cat2_coin_1384",
    "category": "Cat2",
    "video_path": "media/coin/videos/ZeFGg1eH8iI.mp4",
    "duration": 55.031289,
    "question": "When does the step \"close cans\" occur?",
    "answer": {
      "start": 32.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_6360",
    "category": "Cat2",
    "video_path": "media/coin/videos/P4nHHLMfPaM.mp4",
    "duration": 59.743333,
    "question": "When does the step \"put the ingredients into the can\" occur?",
    "answer": {
      "start": 41.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_0972",
    "category": "Cat2",
    "video_path": "media/coin/videos/IhFKbkWf8mc.mp4",
    "duration": 57.3765,
    "question": "When does the step \"take out the toner cartridge\" occur?",
    "answer": {
      "start": 27.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_0392",
    "category": "Cat2",
    "video_path": "media/coin/videos/-na1ykjeWR4.mp4",
    "duration": 175.867933,
    "question": "When does the step \"wind the junction to fasten the connection\" occur?",
    "answer": {
      "start": 88.0,
      "end": 145.0
    }
  },
  {
    "id": "cat2_coin_5331",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_5331.mp4",
    "duration": 210.201,
    "question": "When does the step \"move the toy and paper bed into the hamster cage\" occur?",
    "answer": {
      "start": 62.0,
      "end": 204.0
    }
  },
  {
    "id": "cat2_coin_1967",
    "category": "Cat2",
    "video_path": "media/coin/videos/AfIhgL3fTHo.mp4",
    "duration": 194.861856,
    "question": "When does the step \"apply detergent to the intertior of the toilet\" occur?",
    "answer": {
      "start": 69.0,
      "end": 70.0
    }
  },
  {
    "id": "cat2_coin_5092",
    "category": "Cat2",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "When does the step \"stir the ingredients\" occur?",
    "answer": {
      "start": 194.0,
      "end": 201.0
    }
  },
  {
    "id": "cat2_coin_3620",
    "category": "Cat2",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "When does the step \"fry salmon\" occur?",
    "answer": {
      "start": 55.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_3938",
    "category": "Cat2",
    "video_path": "media/coin/videos/CynrNWQ3SY8.mp4",
    "duration": 71.145,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 52.0,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_2003",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFAEoI2RQS4.mp4",
    "duration": 55.9833,
    "question": "When does the step \"prepare flower\" occur?",
    "answer": {
      "start": 22.0,
      "end": 26.0
    }
  },
  {
    "id": "cat2_coin_2228",
    "category": "Cat2",
    "video_path": "media/coin/videos/4bIVgAux3R0.mp4",
    "duration": 161.564444,
    "question": "When does the step \"take out the car key battery\" occur?",
    "answer": {
      "start": 66.0,
      "end": 79.5
    }
  },
  {
    "id": "cat2_coin_4431",
    "category": "Cat2",
    "video_path": "media/coin/videos/E1UxXmwBJPQ.mp4",
    "duration": 127.709744,
    "question": "When does the step \"put in the oil to fry\" occur?",
    "answer": {
      "start": 93.0,
      "end": 98.0
    }
  },
  {
    "id": "cat2_coin_2707",
    "category": "Cat2",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.7717,
    "question": "When does the step \"mix and pickle\" occur?",
    "answer": {
      "start": 67.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_3995",
    "category": "Cat2",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 30.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_3062",
    "category": "Cat2",
    "video_path": "media/coin/videos/THoWo6JUk1Q.mp4",
    "duration": 210.210244,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 78.0,
      "end": 85.0
    }
  },
  {
    "id": "cat2_coin_1309",
    "category": "Cat2",
    "video_path": "media/coin/videos/8sCKnySLkNk.mp4",
    "duration": 140.643256,
    "question": "When does the step \"place light into pumpkin\" occur?",
    "answer": {
      "start": 86.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_5930",
    "category": "Cat2",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "When does the step \"remove the peel\" occur?",
    "answer": {
      "start": 97.0,
      "end": 104.0
    }
  },
  {
    "id": "cat2_coin_3351",
    "category": "Cat2",
    "video_path": "media/coin/videos/HC2ShTEWufk.mp4",
    "duration": 168.367889,
    "question": "When does the step \"cook the rice by rice cooker\" occur?",
    "answer": {
      "start": 113.0,
      "end": 127.0
    }
  },
  {
    "id": "cat2_coin_6522",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"put the ingredients into the bowl\" occur?",
    "answer": {
      "start": 140.0,
      "end": 145.0
    }
  },
  {
    "id": "cat2_coin_2398",
    "category": "Cat2",
    "video_path": "media/coin/videos/-bJ4vcmad_U.mp4",
    "duration": 33.483167,
    "question": "When does the step \"dribble and lay up\" occur?",
    "answer": {
      "start": 14.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_coin_5002",
    "category": "Cat2",
    "video_path": "media/coin/videos/J-9L2mxcOQ0.mp4",
    "duration": 58.676667,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 33.5,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_1683",
    "category": "Cat2",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "When does the step \"clean toys and hamster cages\" occur?",
    "answer": {
      "start": 89.0,
      "end": 132.0
    }
  },
  {
    "id": "cat2_coin_0589",
    "category": "Cat2",
    "video_path": "media/coin/videos/45kvj5E7sA4.mp4",
    "duration": 88.723333,
    "question": "When does the step \"wear the  contact lenses\" occur?",
    "answer": {
      "start": 57.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_0201",
    "category": "Cat2",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "When does the step \"prepare and boil water\" occur?",
    "answer": {
      "start": 112.0,
      "end": 137.5
    }
  },
  {
    "id": "cat2_coin_2411",
    "category": "Cat2",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "When does the step \"rub and drag the materials\" occur?",
    "answer": {
      "start": 83.0,
      "end": 122.0
    }
  },
  {
    "id": "cat2_coin_2013",
    "category": "Cat2",
    "video_path": "media/coin/videos/RRSwWtFBNn0.mp4",
    "duration": 45.046667,
    "question": "When does the step \"iron the cloths with the iron\" occur?",
    "answer": {
      "start": 40.0,
      "end": 44.0
    }
  },
  {
    "id": "cat2_coin_0402",
    "category": "Cat2",
    "video_path": "media/coin/videos/4Pq4DShvEmw.mp4",
    "duration": 218.128244,
    "question": "When does the step \"knock in the nails\" occur?",
    "answer": {
      "start": 5.0,
      "end": 7.0
    }
  },
  {
    "id": "cat2_coin_0769",
    "category": "Cat2",
    "video_path": "media/coin/videos/HnkhQi2Li2w.mp4",
    "duration": 81.733333,
    "question": "When does the step \"wet and wash hands\" occur?",
    "answer": {
      "start": 14.0,
      "end": 29.0
    }
  },
  {
    "id": "cat2_coin_5501",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_5501.mp4",
    "duration": 161.001,
    "question": "When does the step \"cone the leaves\" occur?",
    "answer": {
      "start": 7.5,
      "end": 15.5
    }
  },
  {
    "id": "cat2_coin_3101",
    "category": "Cat2",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.063333,
    "question": "When does the step \"press the chest of the patient\" occur?",
    "answer": {
      "start": 67.0,
      "end": 79.0
    }
  },
  {
    "id": "cat2_coin_5577",
    "category": "Cat2",
    "video_path": "media/coin/videos/hvjVjrtvnlI.mp4",
    "duration": 136.416667,
    "question": "When does the step \"fit on the filter\" occur?",
    "answer": {
      "start": 100.0,
      "end": 120.0
    }
  },
  {
    "id": "cat2_coin_3556",
    "category": "Cat2",
    "video_path": "media/coin/videos/tK9qwxrLFKw.mp4",
    "duration": 234.218333,
    "question": "When does the step \"add seasoning on the salmon\" occur?",
    "answer": {
      "start": 52.0,
      "end": 119.0
    }
  },
  {
    "id": "cat2_coin_2683",
    "category": "Cat2",
    "video_path": "media/coin/videos/0XEUODZWA0A.mp4",
    "duration": 70.006667,
    "question": "When does the step \"plunge into thigh\" occur?",
    "answer": {
      "start": 46.0,
      "end": 49.0
    }
  },
  {
    "id": "cat2_coin_3097",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_3097.mp4",
    "duration": 79.915,
    "question": "When does the step \"cut oranges\" occur?",
    "answer": {
      "start": 8.7,
      "end": 18.7
    }
  },
  {
    "id": "cat2_coin_0990",
    "category": "Cat2",
    "video_path": "media/coin/videos/mu9PvfDG550.mp4",
    "duration": 80.341033,
    "question": "When does the step \"add different kinds of ingredients\" occur?",
    "answer": {
      "start": 29.0,
      "end": 61.0
    }
  },
  {
    "id": "cat2_coin_2002",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFAEoI2RQS4.mp4",
    "duration": 55.9833,
    "question": "When does the step \"prepare the frame\" occur?",
    "answer": {
      "start": 9.0,
      "end": 20.0
    }
  },
  {
    "id": "cat2_coin_4109",
    "category": "Cat2",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "When does the step \"unscrew the screws used to fix the screen\" occur?",
    "answer": {
      "start": 11.0,
      "end": 43.5
    }
  },
  {
    "id": "cat2_coin_6244",
    "category": "Cat2",
    "video_path": "media/coin/videos/30sdUwDcNoQ.mp4",
    "duration": 152.299678,
    "question": "When does the step \"apply a cover on the soil\" occur?",
    "answer": {
      "start": 98.0,
      "end": 142.0
    }
  },
  {
    "id": "cat2_coin_4233",
    "category": "Cat2",
    "video_path": "media/coin/videos/nO9n_GYSDAc.mp4",
    "duration": 212.300044,
    "question": "When does the step \"roll the quilt cover and the quilt together\" occur?",
    "answer": {
      "start": 56.0,
      "end": 67.0
    }
  },
  {
    "id": "cat2_coin_1677",
    "category": "Cat2",
    "video_path": "media/coin/videos/jyGK1_JtGEM.mp4",
    "duration": 60.023578,
    "question": "When does the step \"cut into strips and pieces\" occur?",
    "answer": {
      "start": 29.0,
      "end": 48.0
    }
  },
  {
    "id": "cat2_coin_3061",
    "category": "Cat2",
    "video_path": "media/coin/videos/THoWo6JUk1Q.mp4",
    "duration": 210.210244,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 47.0,
      "end": 70.0
    }
  },
  {
    "id": "cat2_coin_3087",
    "category": "Cat2",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 116.0,
      "end": 154.0
    }
  },
  {
    "id": "cat2_coin_4059",
    "category": "Cat2",
    "video_path": "media/coin/videos/28aidIF86M0.mp4",
    "duration": 197.856667,
    "question": "When does the step \"prepare adhesive\" occur?",
    "answer": {
      "start": 66.0,
      "end": 70.0
    }
  },
  {
    "id": "cat2_coin_4569",
    "category": "Cat2",
    "video_path": "media/coin/videos/0bDRhD0bH4s.mp4",
    "duration": 221.007522,
    "question": "When does the step \"unscrew the screw and take out the needle\" occur?",
    "answer": {
      "start": 60.0,
      "end": 68.0
    }
  },
  {
    "id": "cat2_coin_1157",
    "category": "Cat2",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "When does the step \"fry the dough\" occur?",
    "answer": {
      "start": 42.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_5721",
    "category": "Cat2",
    "video_path": "media/coin/videos/3j0qLDNHSsU.mp4",
    "duration": 196.417589,
    "question": "When does the step \"put the filler on the bread slice\" occur?",
    "answer": {
      "start": 22.0,
      "end": 88.0
    }
  },
  {
    "id": "cat2_coin_4787",
    "category": "Cat2",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.356633,
    "question": "When does the step \"add baking soda to the sink hole\" occur?",
    "answer": {
      "start": 6.0,
      "end": 21.0
    }
  },
  {
    "id": "cat2_coin_2484",
    "category": "Cat2",
    "video_path": "media/coin/videos/GkrExxyrZIE.mp4",
    "duration": 77.181667,
    "question": "When does the step \"press the sticker\" occur?",
    "answer": {
      "start": 41.0,
      "end": 53.0
    }
  },
  {
    "id": "cat2_coin_2900",
    "category": "Cat2",
    "video_path": "media/coin/videos/E3jXvJ_thKA.mp4",
    "duration": 76.045,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 32.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_5718",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "When does the step \"take out the filter\" occur?",
    "answer": {
      "start": 25.0,
      "end": 35.0
    }
  },
  {
    "id": "cat2_coin_2397",
    "category": "Cat2",
    "video_path": "media/coin/videos/-bJ4vcmad_U.mp4",
    "duration": 33.483167,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 12.0,
      "end": 13.0
    }
  },
  {
    "id": "cat2_coin_1468",
    "category": "Cat2",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 110.0,
      "end": 138.5
    }
  },
  {
    "id": "cat2_coin_4494",
    "category": "Cat2",
    "video_path": "media/coin/videos/wAQrLDN7Jok.mp4",
    "duration": 126.455,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 22.5,
      "end": 38.5
    }
  },
  {
    "id": "cat2_coin_1455",
    "category": "Cat2",
    "video_path": "media/coin/videos/wtYxVPXkdek.mp4",
    "duration": 90.931034,
    "question": "When does the step \"connect the chair and the base\" occur?",
    "answer": {
      "start": 74.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_0291",
    "category": "Cat2",
    "video_path": "media/coin/videos/2yeOGX_3eJI.mp4",
    "duration": 140.294956,
    "question": "When does the step \"shake the mixture\" occur?",
    "answer": {
      "start": 81.0,
      "end": 87.0
    }
  },
  {
    "id": "cat2_coin_3437",
    "category": "Cat2",
    "video_path": "media/coin/videos/DeirwSvnWvs.mp4",
    "duration": 145.031667,
    "question": "When does the step \"wind legs with bandage\" occur?",
    "answer": {
      "start": 99.0,
      "end": 134.0
    }
  },
  {
    "id": "cat2_coin_0331",
    "category": "Cat2",
    "video_path": "media/coin/videos/6a7kQH627jg.mp4",
    "duration": 72.98,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 37.0,
      "end": 55.0
    }
  },
  {
    "id": "cat2_coin_0530",
    "category": "Cat2",
    "video_path": "media/coin/videos/DQo5PYhENyc.mp4",
    "duration": 148.2594,
    "question": "When does the step \"strain the rope tightly\" occur?",
    "answer": {
      "start": 55.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_2295",
    "category": "Cat2",
    "video_path": "media/coin/videos/0gHV3DGatNY.mp4",
    "duration": 119.675644,
    "question": "When does the step \"pour the egg into the pot\" occur?",
    "answer": {
      "start": 14.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_coin_0057",
    "category": "Cat2",
    "video_path": "media/coin/videos/MS0SMLCCtIM.mp4",
    "duration": 55.077722,
    "question": "When does the step \"remove battery\" occur?",
    "answer": {
      "start": 9.0,
      "end": 11.5
    }
  },
  {
    "id": "cat2_coin_4633",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 46.0,
      "end": 48.0
    }
  },
  {
    "id": "cat2_coin_0528",
    "category": "Cat2",
    "video_path": "media/coin/videos/BhrXY0Ui6QE.mp4",
    "duration": 195.441667,
    "question": "When does the step \"fixe it with a crimping pliers\" occur?",
    "answer": {
      "start": 108.0,
      "end": 121.0
    }
  },
  {
    "id": "cat2_coin_1191",
    "category": "Cat2",
    "video_path": "media/coin/videos/cU-rvLKIe_I.mp4",
    "duration": 76.648333,
    "question": "When does the step \"remove the vein\" occur?",
    "answer": {
      "start": 36.5,
      "end": 68.5
    }
  },
  {
    "id": "cat2_coin_2322",
    "category": "Cat2",
    "video_path": "media/coin/videos/VaET7EoFWHI.mp4",
    "duration": 143.476667,
    "question": "When does the step \"press the SIM card slot back\" occur?",
    "answer": {
      "start": 94.0,
      "end": 99.0
    }
  },
  {
    "id": "cat2_coin_3939",
    "category": "Cat2",
    "video_path": "media/coin/videos/CynrNWQ3SY8.mp4",
    "duration": 71.145,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 56.0,
      "end": 59.0
    }
  },
  {
    "id": "cat2_coin_2133",
    "category": "Cat2",
    "video_path": "media/coin/videos/fzWn16M-5gk.mp4",
    "duration": 43.003356,
    "question": "When does the step \"ink the marked area\" occur?",
    "answer": {
      "start": 32.0,
      "end": 33.0
    }
  },
  {
    "id": "cat2_coin_2885",
    "category": "Cat2",
    "video_path": "media/coin/videos/5tpP66MCLGE.mp4",
    "duration": 108.551667,
    "question": "When does the step \"wrap the pipe band\" occur?",
    "answer": {
      "start": 5.0,
      "end": 23.0
    }
  },
  {
    "id": "cat2_coin_6380",
    "category": "Cat2",
    "video_path": "media/coin/videos/lpiu7N2ACQI.mp4",
    "duration": 197.648244,
    "question": "When does the step \"wipe the screen\" occur?",
    "answer": {
      "start": 45.0,
      "end": 80.0
    }
  },
  {
    "id": "cat2_coin_1501",
    "category": "Cat2",
    "video_path": "media/coin/videos/r4q_QOot_Po.mp4",
    "duration": 178.885,
    "question": "When does the step \"take out the plant\" occur?",
    "answer": {
      "start": 75.5,
      "end": 109.0
    }
  },
  {
    "id": "cat2_coin_0199",
    "category": "Cat2",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 12.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_2506",
    "category": "Cat2",
    "video_path": "media/coin/videos/kXxqjo5NunQ.mp4",
    "duration": 63.203333,
    "question": "When does the step \"cook the rice by rice cooker\" occur?",
    "answer": {
      "start": 40.0,
      "end": 46.0
    }
  },
  {
    "id": "cat2_coin_2463",
    "category": "Cat2",
    "video_path": "media/coin/videos/f_F6T6Jjfhc.mp4",
    "duration": 155.991644,
    "question": "When does the step \"take out the fuse\" occur?",
    "answer": {
      "start": 103.0,
      "end": 105.5
    }
  },
  {
    "id": "cat2_coin_3604",
    "category": "Cat2",
    "video_path": "media/coin/videos/1YyqVC2dUjk.mp4",
    "duration": 202.988333,
    "question": "When does the step \"remove the light housing or shell and bulb\" occur?",
    "answer": {
      "start": 46.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_5162",
    "category": "Cat2",
    "video_path": "media/coin/videos/yUTVmJMmNdk.mp4",
    "duration": 146.285711,
    "question": "When does the step \"cut tiles\" occur?",
    "answer": {
      "start": 109.0,
      "end": 117.0
    }
  },
  {
    "id": "cat2_coin_2644",
    "category": "Cat2",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "When does the step \"tighten screws\" occur?",
    "answer": {
      "start": 215.0,
      "end": 226.0
    }
  },
  {
    "id": "cat2_coin_2887",
    "category": "Cat2",
    "video_path": "media/coin/videos/ggFdvUlp8YU.mp4",
    "duration": 100.333422,
    "question": "When does the step \"unroll the dough\" occur?",
    "answer": {
      "start": 6.0,
      "end": 11.0
    }
  },
  {
    "id": "cat2_coin_1466",
    "category": "Cat2",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "When does the step \"cut a hole on the shell\" occur?",
    "answer": {
      "start": 8.5,
      "end": 35.5
    }
  },
  {
    "id": "cat2_coin_3080",
    "category": "Cat2",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "When does the step \"pour raw materials\" occur?",
    "answer": {
      "start": 60.0,
      "end": 73.0
    }
  },
  {
    "id": "cat2_coin_3091",
    "category": "Cat2",
    "video_path": "media/coin/videos/4j1Xb4_R5IY.mp4",
    "duration": 118.839722,
    "question": "When does the step \"slice the pulp\" occur?",
    "answer": {
      "start": 39.0,
      "end": 56.0
    }
  },
  {
    "id": "cat2_coin_2955",
    "category": "Cat2",
    "video_path": "media/coin/videos/UgoGgCn7xsE.mp4",
    "duration": 98.522267,
    "question": "When does the step \"apply polishing paste on the surface\" occur?",
    "answer": {
      "start": 57.0,
      "end": 58.0
    }
  },
  {
    "id": "cat2_coin_6093",
    "category": "Cat2",
    "video_path": "media/coin/videos/QEArseUoud4.mp4",
    "duration": 106.555,
    "question": "When does the step \"dribble and lay up\" occur?",
    "answer": {
      "start": 66.0,
      "end": 71.0
    }
  },
  {
    "id": "cat2_coin_1011",
    "category": "Cat2",
    "video_path": "media/coin/videos/e5_PzUtWhE4.mp4",
    "duration": 143.591667,
    "question": "When does the step \"connect the water pipe\" occur?",
    "answer": {
      "start": 52.0,
      "end": 107.0
    }
  },
  {
    "id": "cat2_coin_2395",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_2395.mp4",
    "duration": 38.403,
    "question": "When does the step \"dribble in the field\" occur?",
    "answer": {
      "start": 4.9,
      "end": 9.9
    }
  },
  {
    "id": "cat2_coin_2867",
    "category": "Cat2",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "When does the step \"glue on the paddle\" occur?",
    "answer": {
      "start": 164.0,
      "end": 177.0
    }
  },
  {
    "id": "cat2_coin_3641",
    "category": "Cat2",
    "video_path": "media/coin/videos/6_BD7DmsSSE.mp4",
    "duration": 102.4,
    "question": "When does the step \"tear off the other side of the sticker\" occur?",
    "answer": {
      "start": 64.0,
      "end": 89.0
    }
  },
  {
    "id": "cat2_coin_1745",
    "category": "Cat2",
    "video_path": "media/coin/videos/kE1HgUxYwxs.mp4",
    "duration": 71.888333,
    "question": "When does the step \"remove the old faucet\" occur?",
    "answer": {
      "start": 26.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_1512",
    "category": "Cat2",
    "video_path": "media/coin/videos/hXYeosT75Tw.mp4",
    "duration": 125.503333,
    "question": "When does the step \"pull up the hair to reserve place for the hair extensions\" occur?",
    "answer": {
      "start": 23.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_1744",
    "category": "Cat2",
    "video_path": "media/coin/videos/kE1HgUxYwxs.mp4",
    "duration": 71.888333,
    "question": "When does the step \"close the sluice and empty and disconnect the water pipe\" occur?",
    "answer": {
      "start": 9.0,
      "end": 25.0
    }
  },
  {
    "id": "cat2_coin_6550",
    "category": "Cat2",
    "video_path": "media/coin/videos/78UikTQkGgg.mp4",
    "duration": 180.2565,
    "question": "When does the step \"put the filler on the bread slice\" occur?",
    "answer": {
      "start": 36.0,
      "end": 127.0
    }
  },
  {
    "id": "cat2_coin_0349",
    "category": "Cat2",
    "video_path": "media/coin/videos/u4E2cAhGdBA.mp4",
    "duration": 69.8224,
    "question": "When does the step \"apply detergent to the intertior of the toilet\" occur?",
    "answer": {
      "start": 19.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_3977",
    "category": "Cat2",
    "video_path": "media/coin/videos/ABRh77SHsf0.mp4",
    "duration": 60.5112,
    "question": "When does the step \"take out the old filter\" occur?",
    "answer": {
      "start": 20.0,
      "end": 34.0
    }
  },
  {
    "id": "cat2_coin_3098",
    "category": "Cat2",
    "video_path": "media/coin/videos/sLVJxrrDR-Y.mp4",
    "duration": 71.191667,
    "question": "When does the step \"juice the oranges\" occur?",
    "answer": {
      "start": 36.0,
      "end": 69.0
    }
  },
  {
    "id": "cat2_coin_5220",
    "category": "Cat2",
    "video_path": "media/coin/videos/DmlOKaRS57s.mp4",
    "duration": 170.341578,
    "question": "When does the step \"fold the squares inward and fix them\" occur?",
    "answer": {
      "start": 103.0,
      "end": 145.0
    }
  },
  {
    "id": "cat2_coin_1669",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1669.mp4",
    "duration": 54.722,
    "question": "When does the step \"chase for the frisbee\" occur?",
    "answer": {
      "start": 6.9,
      "end": 12.9
    }
  },
  {
    "id": "cat2_coin_3650",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_3650.mp4",
    "duration": 186.428,
    "question": "When does the step \"pour the solution to the volumetric flask\" occur?",
    "answer": {
      "start": 2.1,
      "end": 17.1
    }
  },
  {
    "id": "cat2_coin_5747",
    "category": "Cat2",
    "video_path": "media/coin/videos/Y0VclzjmHKU.mp4",
    "duration": 238.375,
    "question": "When does the step \"measure and label the lantern\" occur?",
    "answer": {
      "start": 11.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_2626",
    "category": "Cat2",
    "video_path": "media/coin/videos/Ffqf4PY_TO0.mp4",
    "duration": 132.260856,
    "question": "When does the step \"fix the ground nail\" occur?",
    "answer": {
      "start": 72.0,
      "end": 77.0
    }
  },
  {
    "id": "cat2_coin_0852",
    "category": "Cat2",
    "video_path": "media/coin/videos/fMN22KFQbtM.mp4",
    "duration": 232.338856,
    "question": "When does the step \"cut oranges\" occur?",
    "answer": {
      "start": 4.0,
      "end": 82.0
    }
  },
  {
    "id": "cat2_coin_6562",
    "category": "Cat2",
    "video_path": "media/coin/videos/-eOejcZF7DE.mp4",
    "duration": 60.0,
    "question": "When does the step \"wipe the glue to a layer\" occur?",
    "answer": {
      "start": 29.0,
      "end": 42.0
    }
  },
  {
    "id": "cat2_coin_5985",
    "category": "Cat2",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "When does the step \"peel\" occur?",
    "answer": {
      "start": 19.0,
      "end": 92.0
    }
  },
  {
    "id": "cat2_coin_3783",
    "category": "Cat2",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "When does the step \"cut into strips and pieces\" occur?",
    "answer": {
      "start": 74.0,
      "end": 118.0
    }
  },
  {
    "id": "cat2_coin_0059",
    "category": "Cat2",
    "video_path": "media/coin/videos/MS0SMLCCtIM.mp4",
    "duration": 55.077722,
    "question": "When does the step \"close cover\" occur?",
    "answer": {
      "start": 17.0,
      "end": 19.0
    }
  },
  {
    "id": "cat2_coin_3558",
    "category": "Cat2",
    "video_path": "media/coin/videos/tK9qwxrLFKw.mp4",
    "duration": 234.218333,
    "question": "When does the step \"load the dish\" occur?",
    "answer": {
      "start": 153.0,
      "end": 166.0
    }
  },
  {
    "id": "cat2_coin_3364",
    "category": "Cat2",
    "video_path": "media/coin/videos/IZAabHONVys.mp4",
    "duration": 137.136667,
    "question": "When does the step \"install the new air nozzle\" occur?",
    "answer": {
      "start": 110.0,
      "end": 129.0
    }
  },
  {
    "id": "cat2_coin_6470",
    "category": "Cat2",
    "video_path": "media/coin/videos/39xjranFNd0.mp4",
    "duration": 171.711556,
    "question": "When does the step \"apply the shampoo or hair conditioner\" occur?",
    "answer": {
      "start": 98.0,
      "end": 102.0
    }
  },
  {
    "id": "cat2_coin_6523",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 146.0,
      "end": 148.0
    }
  },
  {
    "id": "cat2_coin_1788",
    "category": "Cat2",
    "video_path": "media/coin/videos/Dcjw_VlX2fc.mp4",
    "duration": 130.053333,
    "question": "When does the step \"raise the jack up\" occur?",
    "answer": {
      "start": 56.0,
      "end": 66.0
    }
  },
  {
    "id": "cat2_coin_3937",
    "category": "Cat2",
    "video_path": "media/coin/videos/CynrNWQ3SY8.mp4",
    "duration": 71.145,
    "question": "When does the step \"begin to jump up\" occur?",
    "answer": {
      "start": 50.0,
      "end": 51.0
    }
  },
  {
    "id": "cat2_coin_4792",
    "category": "Cat2",
    "video_path": "media/coin/videos/8oDdmpfe_fE.mp4",
    "duration": 132.911011,
    "question": "When does the step \"take out the shell\" occur?",
    "answer": {
      "start": 33.0,
      "end": 57.0
    }
  },
  {
    "id": "cat2_coin_6466",
    "category": "Cat2",
    "video_path": "media/coin/videos/39xjranFNd0.mp4",
    "duration": 171.711556,
    "question": "When does the step \"wet and wash the hair\" occur?",
    "answer": {
      "start": 25.0,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_6084",
    "category": "Cat2",
    "video_path": "media/coin/videos/He3EHjaQRdA.mp4",
    "duration": 215.108333,
    "question": "When does the step \"brush the gesso evenly\" occur?",
    "answer": {
      "start": 73.0,
      "end": 83.0
    }
  },
  {
    "id": "cat2_coin_3064",
    "category": "Cat2",
    "video_path": "media/coin/videos/THoWo6JUk1Q.mp4",
    "duration": 210.210244,
    "question": "When does the step \"line up the protector and the cellphone\" occur?",
    "answer": {
      "start": 118.0,
      "end": 140.0
    }
  },
  {
    "id": "cat2_coin_5492",
    "category": "Cat2",
    "video_path": "media/coin/videos/bEX51XGEINM.mp4",
    "duration": 108.088889,
    "question": "When does the step \"clean up the interior of thepumpkin\" occur?",
    "answer": {
      "start": 66.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_5521",
    "category": "Cat2",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "When does the step \"put a slice of bread in\" occur?",
    "answer": {
      "start": 20.5,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_3781",
    "category": "Cat2",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "When does the step \"peel\" occur?",
    "answer": {
      "start": 38.0,
      "end": 46.0
    }
  },
  {
    "id": "cat2_coin_6327",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"push curling\" occur?",
    "answer": {
      "start": 123.0,
      "end": 129.0
    }
  },
  {
    "id": "cat2_coin_3774",
    "category": "Cat2",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "When does the step \"rub and drag the materials\" occur?",
    "answer": {
      "start": 36.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_coin_6322",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"push curling\" occur?",
    "answer": {
      "start": 21.0,
      "end": 24.0
    }
  },
  {
    "id": "cat2_coin_1345",
    "category": "Cat2",
    "video_path": "media/coin/videos/FGB4aDX1nyY.mp4",
    "duration": 77.113333,
    "question": "When does the step \"close up the stapler\" occur?",
    "answer": {
      "start": 44.0,
      "end": 47.0
    }
  },
  {
    "id": "cat2_coin_4696",
    "category": "Cat2",
    "video_path": "media/coin/videos/aQ4vZdma60s.mp4",
    "duration": 190.891,
    "question": "When does the step \"connect the chair and the base\" occur?",
    "answer": {
      "start": 154.0,
      "end": 156.0
    }
  },
  {
    "id": "cat2_coin_3653",
    "category": "Cat2",
    "video_path": "media/coin/videos/FzMm6yKrRNI.mp4",
    "duration": 123.413333,
    "question": "When does the step \"remove the head\" occur?",
    "answer": {
      "start": 64.0,
      "end": 72.5
    }
  },
  {
    "id": "cat2_coin_3353",
    "category": "Cat2",
    "video_path": "media/coin/videos/ivtTnHoI9ug.mp4",
    "duration": 132.4,
    "question": "When does the step \"insert money into the vending machine\" occur?",
    "answer": {
      "start": 42.0,
      "end": 48.0
    }
  },
  {
    "id": "cat2_coin_0838",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"fall to the ground\" occur?",
    "answer": {
      "start": 117.0,
      "end": 120.0
    }
  },
  {
    "id": "cat2_coin_6189",
    "category": "Cat2",
    "video_path": "media/coin/videos/jz0h--teoH8.mp4",
    "duration": 204.103333,
    "question": "When does the step \"lighten the lighter to check\" occur?",
    "answer": {
      "start": 70.0,
      "end": 72.0
    }
  },
  {
    "id": "cat2_coin_2409",
    "category": "Cat2",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "When does the step \"mix the raw materials\" occur?",
    "answer": {
      "start": 62.0,
      "end": 75.0
    }
  },
  {
    "id": "cat2_coin_0099",
    "category": "Cat2",
    "video_path": "media/coin/videos/55WzTSED5SI.mp4",
    "duration": 115.194189,
    "question": "When does the step \"install the wheels for the base\" occur?",
    "answer": {
      "start": 20.5,
      "end": 31.0
    }
  },
  {
    "id": "cat2_coin_6094",
    "category": "Cat2",
    "video_path": "media/coin/videos/BivWavHtKEA.mp4",
    "duration": 170.457678,
    "question": "When does the step \"rinse the pot\" occur?",
    "answer": {
      "start": 2.0,
      "end": 13.0
    }
  },
  {
    "id": "cat2_coin_6495",
    "category": "Cat2",
    "video_path": "media/coin/videos/Evhg7Y9hkfw.mp4",
    "duration": 214.226667,
    "question": "When does the step \"remove the toy and paper bed from the hamster cage\" occur?",
    "answer": {
      "start": 28.0,
      "end": 44.0
    }
  },
  {
    "id": "cat2_coin_6521",
    "category": "Cat2",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "When does the step \"cut ingredients\" occur?",
    "answer": {
      "start": 134.0,
      "end": 138.0
    }
  },
  {
    "id": "cat2_coin_4443",
    "category": "Cat2",
    "video_path": "media/coin/videos/O90ULfKlmZk.mp4",
    "duration": 103.01,
    "question": "When does the step \"wipe screen again\" occur?",
    "answer": {
      "start": 59.5,
      "end": 65.5
    }
  },
  {
    "id": "cat2_coin_4641",
    "category": "Cat2",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "When does the step \"lift the barbell directly over the head\" occur?",
    "answer": {
      "start": 66.0,
      "end": 68.0
    }
  },
  {
    "id": "cat2_coin_4397",
    "category": "Cat2",
    "video_path": "media/coin/videos/yoQ9PhhJZAU.mp4",
    "duration": 60.65,
    "question": "When does the step \"clean the window surface\" occur?",
    "answer": {
      "start": 7.0,
      "end": 14.0
    }
  },
  {
    "id": "cat2_coin_5296",
    "category": "Cat2",
    "video_path": "media/coin/videos/HAUOEItfkao.mp4",
    "duration": 62.206256,
    "question": "When does the step \"cover with some soil\" occur?",
    "answer": {
      "start": 33.0,
      "end": 38.0
    }
  },
  {
    "id": "cat2_coin_0845",
    "category": "Cat2",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 166.0,
      "end": 172.0
    }
  },
  {
    "id": "cat2_coin_3357",
    "category": "Cat2",
    "video_path": "media/coin/videos/ivtTnHoI9ug.mp4",
    "duration": 132.4,
    "question": "When does the step \"take out the goods\" occur?",
    "answer": {
      "start": 102.5,
      "end": 117.5
    }
  },
  {
    "id": "cat2_coin_2227",
    "category": "Cat2",
    "video_path": "media/coin/videos/4bIVgAux3R0.mp4",
    "duration": 161.564444,
    "question": "When does the step \"open the car key cover\" occur?",
    "answer": {
      "start": 60.0,
      "end": 63.5
    }
  },
  {
    "id": "cat2_coin_1509",
    "category": "Cat2",
    "video_path": "media/coin/videos/7OmkFqy0-9I.mp4",
    "duration": 86.169244,
    "question": "When does the step \"pour in after mix it\" occur?",
    "answer": {
      "start": 53.0,
      "end": 56.0
    }
  },
  {
    "id": "cat2_coin_2117",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_2117.mp4",
    "duration": 156.577,
    "question": "When does the step \"begin to run up\" occur?",
    "answer": {
      "start": 10.5,
      "end": 15.5
    }
  },
  {
    "id": "cat2_coin_3557",
    "category": "Cat2",
    "video_path": "media/coin/videos/tK9qwxrLFKw.mp4",
    "duration": 234.218333,
    "question": "When does the step \"fry salmon\" occur?",
    "answer": {
      "start": 130.0,
      "end": 152.0
    }
  },
  {
    "id": "cat2_coin_2288",
    "category": "Cat2",
    "video_path": "media/coin/videos/BM8H9eE6jhI.mp4",
    "duration": 165.066667,
    "question": "When does the step \"juice the oranges\" occur?",
    "answer": {
      "start": 93.0,
      "end": 109.0
    }
  },
  {
    "id": "cat2_coin_6329",
    "category": "Cat2",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "When does the step \"brush ice floor\" occur?",
    "answer": {
      "start": 183.0,
      "end": 186.0
    }
  },
  {
    "id": "cat2_coin_1168",
    "category": "Cat2",
    "video_path": "media/coin/videos/uCtImBV_N4E.mp4",
    "duration": 232.8497,
    "question": "When does the step \"install the wiper back\" occur?",
    "answer": {
      "start": 202.0,
      "end": 213.0
    }
  },
  {
    "id": "cat2_coin_0854",
    "category": "Cat2",
    "video_path": "media/coin/videos/fMN22KFQbtM.mp4",
    "duration": 232.338856,
    "question": "When does the step \"cut oranges\" occur?",
    "answer": {
      "start": 103.0,
      "end": 171.0
    }
  },
  {
    "id": "cat2_coin_4041",
    "category": "Cat2",
    "video_path": "media/coin/videos/PJjqk-bFgig.mp4",
    "duration": 123.901667,
    "question": "When does the step \"crop the wallpaper\" occur?",
    "answer": {
      "start": 82.5,
      "end": 92.5
    }
  },
  {
    "id": "cat2_coin_1070",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_coin_1070.mp4",
    "duration": 166.603,
    "question": "When does the step \"mix raw materials\" occur?",
    "answer": {
      "start": 4.9,
      "end": 12.9
    }
  },
  {
    "id": "cat2_coin_4387",
    "category": "Cat2",
    "video_path": "media/coin/videos/1qAKwHs-xJc.mp4",
    "duration": 193.12,
    "question": "When does the step \"pull open the stapler\" occur?",
    "answer": {
      "start": 13.0,
      "end": 37.0
    }
  },
  {
    "id": "cat2_coin_1399",
    "category": "Cat2",
    "video_path": "media/coin/videos/22cS0_SGd-o.mp4",
    "duration": 111.315,
    "question": "When does the step \"wet and wash the hair\" occur?",
    "answer": {
      "start": 45.0,
      "end": 64.0
    }
  },
  {
    "id": "cat2_llp__avvp_0116",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "When is the sound of dog heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_llp__avvp_0117",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 7.0,
      "source_id": "Baue01N86wE_10_20"
    }
  },
  {
    "id": "cat2_llp__avvp_0140",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0140.mp4",
    "duration": 13.514,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0,
      "source_id": "ChbspYoUEok_370_380"
    }
  },
  {
    "id": "cat2_llp__avvp_0141",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0141.mp4",
    "duration": 16.128,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 7.1,
      "end": 9.1
    }
  },
  {
    "id": "cat2_llp__avvp_0231",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0231.mp4",
    "duration": 14.6146,
    "question": "When is the sound of car heard in this video?",
    "answer": {
      "start": 4.6,
      "end": 11.6
    }
  },
  {
    "id": "cat2_llp__avvp_0232",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0232.mp4",
    "duration": 21.0372,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 7.0,
        "end": 8.0
      },
      {
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0339",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0339.mp4",
    "duration": 19.53,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 10.5,
      "end": 11.5
    }
  },
  {
    "id": "cat2_llp__avvp_0410",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0410.mp4",
    "duration": 13.514,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 3.5,
      "end": 5.5
    }
  },
  {
    "id": "cat2_llp__avvp_0431",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0431.mp4",
    "duration": 15.7278,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "source_id": "6uQyki-4Q_c_0_10"
    }
  },
  {
    "id": "cat2_llp__avvp_0462",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0462.mp4",
    "duration": 21.525,
    "question": "When is the sound of cheering heard in this video?",
    "answer": [
      {
        "start": 7.0,
        "end": 10.0
      },
      {
        "start": 13.0,
        "end": 14.0
      },
      {
        "start": 15.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0503",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0503.mp4",
    "duration": 17.218,
    "question": "When is the sound of blender heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "JX-yvRwRrEU_210_220"
    }
  },
  {
    "id": "cat2_llp__avvp_0504",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0504.mp4",
    "duration": 21.912,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 11.9,
      "end": 14.9
    }
  },
  {
    "id": "cat2_llp__avvp_0505",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0505.mp4",
    "duration": 15.232,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 2.4,
        "end": 3.4
      },
      {
        "start": 7.4,
        "end": 12.4
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0532",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0532.mp4",
    "duration": 12.123,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 2.1,
      "end": 8.1
    }
  },
  {
    "id": "cat2_llp__avvp_0533",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0533.mp4",
    "duration": 16.627,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0,
      "source_id": "OoTe9A7L7GQ_80_90"
    }
  },
  {
    "id": "cat2_llp__avvp_0548",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0548.mp4",
    "duration": 25.0383,
    "question": "When is the sound of dog heard in this video?",
    "answer": [
      {
        "start": 11.5,
        "end": 13.5
      },
      {
        "start": 15.5,
        "end": 16.5
      },
      {
        "start": 17.5,
        "end": 20.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0549",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0549.mp4",
    "duration": 12.9107,
    "question": "When is the sound of dog heard in this video?",
    "answer": [
      {
        "start": 6.0,
        "end": 7.0,
        "source_id": "MQWKt3_NVvM_70_80"
      },
      {
        "start": 9.0,
        "end": 10.0,
        "source_id": "MQWKt3_NVvM_70_80"
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0550",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0550.mp4",
    "duration": 20.718,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 11.7,
      "end": 13.7
    }
  },
  {
    "id": "cat2_llp__avvp_0602",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0602.mp4",
    "duration": 16.331,
    "question": "When is the sound of singing heard in this video?",
    "answer": [
      {
        "start": 2.3,
        "end": 8.3
      },
      {
        "start": 10.3,
        "end": 12.3
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0603",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/BIoHN1ABoQE.mp4",
    "duration": 10.01,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 8.0,
      "source_id": "BIoHN1ABoQE_90_100"
    }
  },
  {
    "id": "cat2_llp__avvp_0620",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0620.mp4",
    "duration": 19.532,
    "question": "When is the sound of singing heard in this video?",
    "answer": [
      {
        "start": 4.3,
        "end": 7.3
      },
      {
        "start": 12.3,
        "end": 14.3
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_0621",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0621.mp4",
    "duration": 12.91,
    "question": "When is speech visible in this video?",
    "answer": {
      "start": 2.9,
      "end": 3.9
    }
  },
  {
    "id": "cat2_llp__avvp_0736",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0736.mp4",
    "duration": 13.528,
    "question": "When is the sound of clapping heard in this video?",
    "answer": {
      "start": 3.5,
      "end": 10.5
    }
  },
  {
    "id": "cat2_llp__avvp_0737",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0737.mp4",
    "duration": 15.627,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.6,
      "end": 8.6
    }
  },
  {
    "id": "cat2_llp__avvp_0738",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0738.mp4",
    "duration": 15.929,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "IfCB-RoiEGI_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_0838",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0838.mp4",
    "duration": 12.515,
    "question": "When is the sound of cello heard in this video?",
    "answer": {
      "start": 2.5,
      "end": 9.5
    }
  },
  {
    "id": "cat2_llp__avvp_0839",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0839.mp4",
    "duration": 19.117,
    "question": "When is the sound of clapping heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "5iF6LJ7_N2Q_400_410"
    }
  },
  {
    "id": "cat2_llp__avvp_0840",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0840.mp4",
    "duration": 14.633,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 4.6,
      "end": 11.6
    }
  },
  {
    "id": "cat2_llp__avvp_0848",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0848.mp4",
    "duration": 19.4141,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 9.4,
      "end": 10.4
    }
  },
  {
    "id": "cat2_llp__avvp_0849",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0849.mp4",
    "duration": 13.53,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "source_id": "AHyGaSlJ7UE_10_20"
    }
  },
  {
    "id": "cat2_llp__avvp_0889",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0889.mp4",
    "duration": 20.72,
    "question": "When is the sound of cheering heard in this video?",
    "answer": {
      "start": 10.7,
      "end": 15.7
    }
  },
  {
    "id": "cat2_llp__avvp_0891",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0891.mp4",
    "duration": 12.9129,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "N_x3pPx8TWk_470_480"
    }
  },
  {
    "id": "cat2_llp__avvp_0970",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0970.mp4",
    "duration": 13.4233,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 4.4,
      "end": 8.4
    }
  },
  {
    "id": "cat2_llp__avvp_0982",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0982.mp4",
    "duration": 14.326,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 8.0,
      "end": 10.0,
      "source_id": "E1ep57TU23A_0_10"
    }
  },
  {
    "id": "cat2_llp__avvp_0991",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "When is the sound of cat heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 8.0
    }
  },
  {
    "id": "cat2_llp__avvp_0992",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_0992.mp4",
    "duration": 19.739,
    "question": "When is speech visible in this video?",
    "answer": [
      {
        "start": 5.6,
        "end": 10.6
      },
      {
        "start": 14.6,
        "end": 15.6
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1008",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1008.mp4",
    "duration": 19.83,
    "question": "When is the sound of blender heard in this video?",
    "answer": [
      {
        "start": 6.5,
        "end": 8.5
      },
      {
        "start": 11.5,
        "end": 15.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1009",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1009.mp4",
    "duration": 15.023,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 2.8,
        "end": 9.8
      },
      {
        "start": 11.8,
        "end": 12.8
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1013",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1013.mp4",
    "duration": 13.928,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 3.9,
        "end": 4.9
      },
      {
        "start": 6.9,
        "end": 9.9
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1103",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1103.mp4",
    "duration": 12.819,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "Di13sZqVF4A_480_490"
    }
  },
  {
    "id": "cat2_llp__avvp_1177",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1177.mp4",
    "duration": 12.422,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 3.4,
      "end": 4.4
    }
  },
  {
    "id": "cat2_llp__avvp_1178",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1178.mp4",
    "duration": 22.926,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 5.4,
        "end": 9.4
      },
      {
        "start": 11.4,
        "end": 15.4
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1206",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1206.mp4",
    "duration": 13.583,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 4.1,
      "end": 8.1
    }
  },
  {
    "id": "cat2_llp__avvp_1207",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1207.mp4",
    "duration": 16.985,
    "question": "When is the sound of cheering heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "2z8v0R3dq44_20_30"
    }
  },
  {
    "id": "cat2_llp__avvp_1208",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1208.mp4",
    "duration": 19.693,
    "question": "When is the sound of clapping heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 10.0,
      "source_id": "2z8v0R3dq44_20_30"
    }
  },
  {
    "id": "cat2_llp__avvp_1210",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "When is speech visible in this video?",
    "answer": {
      "start": 2.0,
      "end": 4.0,
      "source_id": "0zlncY7-wfY_320_330"
    }
  },
  {
    "id": "cat2_llp__avvp_1221",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1221.mp4",
    "duration": 13.128,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 3.1,
      "end": 6.1
    }
  },
  {
    "id": "cat2_llp__avvp_1280",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1280.mp4",
    "duration": 18.8395,
    "question": "When is the sound of acoustic guitar heard in this video?",
    "answer": {
      "start": 8.8,
      "end": 15.8
    }
  },
  {
    "id": "cat2_llp__avvp_1281",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1281.mp4",
    "duration": 19.019,
    "question": "When is the sound of banjo heard in this video?",
    "answer": {
      "start": 9.0,
      "end": 16.0
    }
  },
  {
    "id": "cat2_llp__avvp_1283",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1283.mp4",
    "duration": 21.316,
    "question": "When is the sound of cheering heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0,
      "source_id": "7XM4DfCbONg_210_220"
    }
  },
  {
    "id": "cat2_llp__avvp_1284",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1284.mp4",
    "duration": 16.813,
    "question": "When is the sound of clapping heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0,
      "source_id": "7XM4DfCbONg_210_220"
    }
  },
  {
    "id": "cat2_llp__avvp_1286",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1286.mp4",
    "duration": 13.5664,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 3.5,
      "end": 10.5
    }
  },
  {
    "id": "cat2_llp__avvp_1302",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1302.mp4",
    "duration": 13.119,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": [
      {
        "start": 3.1,
        "end": 5.1
      },
      {
        "start": 7.1,
        "end": 11.1
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1346",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1346.mp4",
    "duration": 18.1501,
    "question": "When is cat visible in this video?",
    "answer": [
      {
        "start": 5.1,
        "end": 7.1
      },
      {
        "start": 12.1,
        "end": 14.1
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1347",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1347.mp4",
    "duration": 18.32,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 8.8,
        "end": 9.8
      },
      {
        "start": 10.8,
        "end": 12.8
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1348",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1348.mp4",
    "duration": 15.939,
    "question": "When is the sound of singing heard in this video?",
    "answer": [
      {
        "start": 4.8,
        "end": 9.8
      },
      {
        "start": 10.8,
        "end": 13.8
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1349",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/EgvAozAo-sU.mp4",
    "duration": 10.0,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 7.0
    }
  },
  {
    "id": "cat2_llp__avvp_1357",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1357.mp4",
    "duration": 29.136,
    "question": "When is lawn mower visible in this video?",
    "answer": [
      {
        "start": 10.9,
        "end": 15.9
      },
      {
        "start": 17.9,
        "end": 20.9
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1415",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1415.mp4",
    "duration": 31.936,
    "question": "When is the sound of acoustic guitar heard in this video?",
    "answer": [
      {
        "start": 10.9,
        "end": 11.9
      },
      {
        "start": 13.9,
        "end": 20.9
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1416",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1416.mp4",
    "duration": 12.6126,
    "question": "When is the sound of singing heard in this video?",
    "answer": [
      {
        "start": 3.6,
        "end": 6.6
      },
      {
        "start": 9.6,
        "end": 11.6
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1422",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/HAwbu6oNapk.mp4",
    "duration": 10.01,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 7.0,
      "source_id": "HAwbu6oNapk_130_140"
    }
  },
  {
    "id": "cat2_llp__avvp_1444",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1444.mp4",
    "duration": 27.732,
    "question": "When is the sound of acoustic guitar heard in this video?",
    "answer": [
      {
        "start": 7.5,
        "end": 8.5
      },
      {
        "start": 10.5,
        "end": 15.5
      },
      {
        "start": 16.5,
        "end": 17.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1445",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1445.mp4",
    "duration": 15.129,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 4.0,
        "end": 7.0
      },
      {
        "start": 8.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1574",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/JMLZAxGosWI.mp4",
    "duration": 10.01,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 9.0,
      "source_id": "JMLZAxGosWI_220_230"
    }
  },
  {
    "id": "cat2_llp__avvp_1633",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1633.mp4",
    "duration": 12.3435,
    "question": "When is the sound of dog heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_llp__avvp_1634",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 6.0,
      "source_id": "H8FPgLh1mfg_50_60"
    }
  },
  {
    "id": "cat2_llp__avvp_1650",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1650.mp4",
    "duration": 27.44,
    "question": "When is the sound of cheering heard in this video?",
    "answer": [
      {
        "start": 11.5,
        "end": 14.5
      },
      {
        "start": 16.5,
        "end": 20.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1652",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 7.0,
      "source_id": "6TweVTyp6a4_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_1676",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1676.mp4",
    "duration": 12.123,
    "question": "When is the sound of cheering heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "ISwSxZmWM24_170_180"
    }
  },
  {
    "id": "cat2_llp__avvp_1677",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1677.mp4",
    "duration": 14.723,
    "question": "When is the sound of clapping heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "ISwSxZmWM24_170_180"
    }
  },
  {
    "id": "cat2_llp__avvp_1717",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/BkUdwj5JR0Q.mp4",
    "duration": 10.01,
    "question": "When is the sound of blender heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 7.0,
      "source_id": "BkUdwj5JR0Q_20_30"
    }
  },
  {
    "id": "cat2_llp__avvp_1732",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1732.mp4",
    "duration": 21.6572,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 9.1,
        "end": 13.1
      },
      {
        "start": 16.1,
        "end": 19.1
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_1748",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 8.0,
      "source_id": "3AZw1zRDdcE_170_180"
    }
  },
  {
    "id": "cat2_llp__avvp_1785",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1785.mp4",
    "duration": 21.016,
    "question": "When is the sound of dog heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "source_id": "0gJPpZXeGms_10_20"
    }
  },
  {
    "id": "cat2_llp__avvp_1787",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1787.mp4",
    "duration": 16.509,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 3.0,
      "end": 10.0,
      "source_id": "4si49U1zha4_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_1808",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1808.mp4",
    "duration": 13.9331,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 3.9,
      "end": 5.9
    }
  },
  {
    "id": "cat2_llp__avvp_1827",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1827.mp4",
    "duration": 12.539,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "0ZAR-Tbrv3s_150_160"
    }
  },
  {
    "id": "cat2_llp__avvp_1873",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1873.mp4",
    "duration": 19.53,
    "question": "When is the sound of dog heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "3nW0Dj2dOFo_70_80"
    }
  },
  {
    "id": "cat2_llp__avvp_1878",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1878.mp4",
    "duration": 15.511,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "source_id": "EIy2hSlwqMg_540_550"
    }
  },
  {
    "id": "cat2_llp__avvp_1879",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_1879.mp4",
    "duration": 14.117,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 4.1,
      "end": 6.1
    }
  },
  {
    "id": "cat2_llp__avvp_1980",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "When is speech visible in this video?",
    "answer": {
      "start": 2.0,
      "end": 8.0
    }
  },
  {
    "id": "cat2_llp__avvp_2008",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2008.mp4",
    "duration": 21.225,
    "question": "When is the sound of acoustic guitar heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "source_id": "JdYxbaszdxs_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_2010",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2010.mp4",
    "duration": 14.025,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_llp__avvp_2158",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2158.mp4",
    "duration": 22.6615,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 9.5,
        "end": 10.5
      },
      {
        "start": 15.5,
        "end": 19.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2266",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 4.0,
      "source_id": "7hspZOznOIM_0_10"
    }
  },
  {
    "id": "cat2_llp__avvp_2267",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2267.mp4",
    "duration": 12.425,
    "question": "When is the sound of telephone bell ringing heard in this video?",
    "answer": {
      "start": 9.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_llp__avvp_2277",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2277.mp4",
    "duration": 19.0408,
    "question": "When is the sound of telephone bell ringing heard in this video?",
    "answer": [
      {
        "start": 2.1,
        "end": 4.1
      },
      {
        "start": 9.1,
        "end": 11.1
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2309",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "When is the sound of cat heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 6.0
    }
  },
  {
    "id": "cat2_llp__avvp_2310",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2310.mp4",
    "duration": 12.724,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 3.0,
        "end": 5.0,
        "source_id": "Mj3zLi9jRjI_30_40"
      },
      {
        "start": 6.0,
        "end": 9.0,
        "source_id": "Mj3zLi9jRjI_30_40"
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2365",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2365.mp4",
    "duration": 19.53,
    "question": "When is the sound of blender heard in this video?",
    "answer": [
      {
        "start": 9.5,
        "end": 12.5
      },
      {
        "start": 14.5,
        "end": 17.5
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2366",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2366.mp4",
    "duration": 12.726,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 2.0,
        "end": 5.0,
        "source_id": "2U6WeaRLEds_140_150"
      },
      {
        "start": 6.0,
        "end": 8.0,
        "source_id": "2U6WeaRLEds_140_150"
      },
      {
        "start": 9.0,
        "end": 10.0,
        "source_id": "2U6WeaRLEds_140_150"
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2403",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2403.mp4",
    "duration": 12.912,
    "question": "When is the sound of banjo heard in this video?",
    "answer": {
      "start": 7.0,
      "end": 10.0,
      "source_id": "BHLdOTsouJw_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_2404",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2404.mp4",
    "duration": 18.641,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 8.6,
      "end": 16.6
    }
  },
  {
    "id": "cat2_llp__avvp_2442",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2442.mp4",
    "duration": 14.5147,
    "question": "When is the sound of blender heard in this video?",
    "answer": {
      "start": 4.5,
      "end": 9.5
    }
  },
  {
    "id": "cat2_llp__avvp_2460",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2460.mp4",
    "duration": 14.6328,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_llp__avvp_2461",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2461.mp4",
    "duration": 20.544,
    "question": "When is the sound of vacuum cleaner heard in this video?",
    "answer": {
      "start": 10.5,
      "end": 16.5
    }
  },
  {
    "id": "cat2_llp__avvp_2484",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2484.mp4",
    "duration": 19.343,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "source_id": "5a_l3dBvgFM_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_2556",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2556.mp4",
    "duration": 27.9283,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": [
      {
        "start": 6.9,
        "end": 7.9
      },
      {
        "start": 11.9,
        "end": 13.9
      },
      {
        "start": 15.9,
        "end": 16.9
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2557",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 7.0
    }
  },
  {
    "id": "cat2_llp__avvp_2574",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2574.mp4",
    "duration": 14.1199,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 5.1,
      "end": 8.1
    }
  },
  {
    "id": "cat2_llp__avvp_2602",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2602.mp4",
    "duration": 16.927,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 6.9,
      "end": 8.9
    }
  },
  {
    "id": "cat2_llp__avvp_2603",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2603.mp4",
    "duration": 13.121,
    "question": "When is the sound of violin fiddle heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 10.0,
      "source_id": "I35Xp8ugqj4_30_40"
    }
  },
  {
    "id": "cat2_llp__avvp_2642",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2642.mp4",
    "duration": 15.528,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 5.5,
      "end": 6.5
    }
  },
  {
    "id": "cat2_llp__avvp_2661",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2661.mp4",
    "duration": 21.826,
    "question": "When is the sound of banjo heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 9.0,
      "source_id": "Hln9D0soCes_420_430"
    }
  },
  {
    "id": "cat2_llp__avvp_2662",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2662.mp4",
    "duration": 24.7393,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 2.7,
        "end": 4.7
      },
      {
        "start": 10.7,
        "end": 12.7
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_2715",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2715.mp4",
    "duration": 18.128,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 8.1,
      "end": 12.1
    }
  },
  {
    "id": "cat2_llp__avvp_2729",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2729.mp4",
    "duration": 16.927,
    "question": "When is the sound of cheering heard in this video?",
    "answer": {
      "start": 8.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_llp__avvp_2730",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2730.mp4",
    "duration": 14.513,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 4.5,
      "end": 11.5
    }
  },
  {
    "id": "cat2_llp__avvp_2731",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2731.mp4",
    "duration": 12.332,
    "question": "When is the sound of singing heard in this video?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "source_id": "Dk4YYDzk6v4_140_150"
    }
  },
  {
    "id": "cat2_llp__avvp_2766",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2766.mp4",
    "duration": 13.118,
    "question": "When is the sound of blender heard in this video?",
    "answer": {
      "start": 3.1,
      "end": 8.1
    }
  },
  {
    "id": "cat2_llp__avvp_2767",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2767.mp4",
    "duration": 14.512,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 6.0,
      "end": 10.0,
      "source_id": "LH_cTOUJPhU_330_340"
    }
  },
  {
    "id": "cat2_llp__avvp_2921",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "When is the sound of basketball bounce heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 6.0,
      "source_id": "ICNjHa1pF0g_80_90"
    }
  },
  {
    "id": "cat2_llp__avvp_2922",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_2922.mp4",
    "duration": 16.137,
    "question": "When is the sound of cheering heard in this video?",
    "answer": [
      {
        "start": 3.4,
        "end": 7.4
      },
      {
        "start": 9.4,
        "end": 12.4
      }
    ]
  },
  {
    "id": "cat2_llp__avvp_3005",
    "category": "Cat2",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "When is the sound of dog heard in this video?",
    "answer": {
      "start": 5.0,
      "end": 9.0,
      "source_id": "I6Drk3QmQn8_60_70"
    }
  },
  {
    "id": "cat2_llp__avvp_3006",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_3006.mp4",
    "duration": 19.0512,
    "question": "When is the sound of speech heard in this video?",
    "answer": {
      "start": 9.0,
      "end": 11.0
    }
  },
  {
    "id": "cat2_llp__avvp_3052",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_3052.mp4",
    "duration": 22.0226,
    "question": "When is the sound of chicken rooster heard in this video?",
    "answer": {
      "start": 4.0,
      "end": 10.0,
      "source_id": "0AuRaeswC-8_20_30"
    }
  },
  {
    "id": "cat2_llp__avvp_3132",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_3132.mp4",
    "duration": 19.309,
    "question": "When is the sound of acoustic guitar heard in this video?",
    "answer": {
      "start": 9.0,
      "end": 10.0
    }
  },
  {
    "id": "cat2_llp__avvp_3133",
    "category": "Cat2",
    "video_path": "media/benchmark/cat2_prepend_videos/cat2_llp__avvp_3133.mp4",
    "duration": 30.024,
    "question": "When is the sound of speech heard in this video?",
    "answer": [
      {
        "start": 11.6,
        "end": 14.6
      },
      {
        "start": 15.6,
        "end": 20.6
      }
    ]
  },
  {
    "id": "cat3_unav-100_1211",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1211.mp4",
    "duration": 35.018376,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0395",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0395.mp4",
    "duration": 56.00325,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8203",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8203.mp4",
    "duration": 120.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1892",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1892.mp4",
    "duration": 64.806893,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0456",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0456.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2207",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2207.mp4",
    "duration": 10.012683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2002",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2002.mp4",
    "duration": 42.562177,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_avsbench_0005",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_avsbench_0005.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2363",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2363.mp4",
    "duration": 37.407347,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0175",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0175.mp4",
    "duration": 636.853696,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4672",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4672.mp4",
    "duration": 56.541,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2361",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2361.mp4",
    "duration": 121.579683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3103",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3103.mp4",
    "duration": 218.940952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0791",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0791.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0198",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0198.mp4",
    "duration": 190.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6943",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6943.mp4",
    "duration": 20.011,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1798",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1798.mp4",
    "duration": 616.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_3653",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_3653.mp4",
    "duration": 12.028005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3519",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3519.mp4",
    "duration": 73.676916,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7186",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7186.mp4",
    "duration": 153.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3597",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3597.mp4",
    "duration": 492.495238,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1552",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1552.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3397",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3397.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_3738",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_3738.mp4",
    "duration": 34.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1871",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1871.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_avsbench_0099",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_avsbench_0099.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_avsbench_0017",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_avsbench_0017.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2529",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2529.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1637",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1637.mp4",
    "duration": 115.281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7098",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7098.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1812",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1812.mp4",
    "duration": 185.086259,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0558",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0558.mp4",
    "duration": 188.847891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3271",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3271.mp4",
    "duration": 157.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5968",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5968.mp4",
    "duration": 106.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2546",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2546.mp4",
    "duration": 128.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4086",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4086.mp4",
    "duration": 214.064762,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2859",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2859.mp4",
    "duration": 135.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3863",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3863.mp4",
    "duration": 174.939138,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1554",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1554.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0859",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0859.mp4",
    "duration": 46.973968,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0029",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0029.mp4",
    "duration": 4228.446621,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8089",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8089.mp4",
    "duration": 23.296,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2303",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2303.mp4",
    "duration": 48.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0169",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0169.mp4",
    "duration": 318.856417,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0097",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0097.mp4",
    "duration": 983.829478,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2419",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2419.mp4",
    "duration": 59.814603,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1737",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1737.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2852",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2852.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6942",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6942.mp4",
    "duration": 20.011,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2833",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2833.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3599",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3599.mp4",
    "duration": 492.495238,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3828",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3828.mp4",
    "duration": 76.115011,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0152",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0152.mp4",
    "duration": 548.176689,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4993",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4993.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0179",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0179.mp4",
    "duration": 523.772517,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7527",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7527.mp4",
    "duration": 238.468934,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_2578",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_2578.mp4",
    "duration": 29.525,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0253",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0253.mp4",
    "duration": 185.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7281",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7281.mp4",
    "duration": 224.921,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0231",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0231.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7739",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7739.mp4",
    "duration": 231.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1471",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1471.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_2223",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_2223.mp4",
    "duration": 20.544,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0502",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0502.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8158",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8158.mp4",
    "duration": 164.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0557",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0557.mp4",
    "duration": 188.847891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0793",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0793.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0083",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0083.mp4",
    "duration": 576.296054,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5207",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5207.mp4",
    "duration": 10.012683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0902",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0902.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1962",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1962.mp4",
    "duration": 173.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0307",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0307.mp4",
    "duration": 592.410703,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5869",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5869.mp4",
    "duration": 103.050159,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3583",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3583.mp4",
    "duration": 167.021134,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1181",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1181.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4521",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4521.mp4",
    "duration": 186.221,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0583",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0583.mp4",
    "duration": 180.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2573",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2573.mp4",
    "duration": 158.91737,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1481",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1481.mp4",
    "duration": 10.003201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0097",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0097.mp4",
    "duration": 60.026633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5256",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5256.mp4",
    "duration": 10.031096,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0582",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0582.mp4",
    "duration": 180.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0627",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0627.mp4",
    "duration": 36.08381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0621",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0621.mp4",
    "duration": 31.486259,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1997",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1997.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0877",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0877.mp4",
    "duration": 46.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0277",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0277.mp4",
    "duration": 502.572698,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2206",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2206.mp4",
    "duration": 619.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0934",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0934.mp4",
    "duration": 203.685442,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1102",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1102.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0079",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0079.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1427",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1427.mp4",
    "duration": 34.923,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0467",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0467.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3345",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3345.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6771",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6771.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1189",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1189.mp4",
    "duration": 98.561,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1484",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1484.mp4",
    "duration": 10.003201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0849",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0849.mp4",
    "duration": 697.504218,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0938",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0938.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7386",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7386.mp4",
    "duration": 70.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1682",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1682.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4402",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4402.mp4",
    "duration": 224.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3062",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3062.mp4",
    "duration": 165.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1233",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1233.mp4",
    "duration": 223.329524,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3414",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3414.mp4",
    "duration": 60.046803,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1153",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1153.mp4",
    "duration": 658.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2436",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2436.mp4",
    "duration": 6.571247,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4698",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4698.mp4",
    "duration": 142.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5994",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5994.mp4",
    "duration": 31.296,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2116",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2116.mp4",
    "duration": 151.765624,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0458",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0458.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6919",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6919.mp4",
    "duration": 133.677279,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1881",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1881.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4793",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4793.mp4",
    "duration": 10.01001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0846",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0846.mp4",
    "duration": 697.504218,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0466",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0466.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0585",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0585.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2332",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2332.mp4",
    "duration": 30.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0228",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0228.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0177",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0177.mp4",
    "duration": 375.489887,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2892",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2892.mp4",
    "duration": 43.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1135",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1135.mp4",
    "duration": 50.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1382",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1382.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1518",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1518.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7859",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7859.mp4",
    "duration": 26.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2607",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2607.mp4",
    "duration": 460.93932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4113",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4113.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_3751",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_3751.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1787",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1787.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1537",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1537.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1303",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1303.mp4",
    "duration": 47.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0882",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0882.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0172",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0172.mp4",
    "duration": 60.046803,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4084",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4084.mp4",
    "duration": 71.192381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3063",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3063.mp4",
    "duration": 133.607619,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0005",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0005.mp4",
    "duration": 425.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1684",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1684.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3804",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3804.mp4",
    "duration": 108.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1334",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1334.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1882",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1882.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2005",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2005.mp4",
    "duration": 34.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0471",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0471.mp4",
    "duration": 23.147,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5013",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5013.mp4",
    "duration": 210.221,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0526",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0526.mp4",
    "duration": 12.309,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2752",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2752.mp4",
    "duration": 69.172245,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3411",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3411.mp4",
    "duration": 262.501587,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0524",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0524.mp4",
    "duration": 10.006576,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4588",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4588.mp4",
    "duration": 134.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7937",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7937.mp4",
    "duration": 29.995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_2167",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_2167.mp4",
    "duration": 21.888,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2432",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2432.mp4",
    "duration": 346.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1603",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1603.mp4",
    "duration": 44.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1923",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1923.mp4",
    "duration": 103.921,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3454",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3454.mp4",
    "duration": 92.02068,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2301",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2301.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_1593",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_1593.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6648",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6648.mp4",
    "duration": 18.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3581",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3581.mp4",
    "duration": 167.021134,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1529",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1529.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_0275",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_0275.mp4",
    "duration": 43.019019,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2689",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2689.mp4",
    "duration": 274.204444,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4951",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4951.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_3422",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_3422.mp4",
    "duration": 10.002401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_8011",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_8011.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1536",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1536.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1434",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1434.mp4",
    "duration": 156.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0112",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0112.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4543",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4543.mp4",
    "duration": 145.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1516",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1516.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8281",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8281.mp4",
    "duration": 188.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5368",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5368.mp4",
    "duration": 15.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4859",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4859.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5392",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5392.mp4",
    "duration": 10.797007,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2208",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2208.mp4",
    "duration": 619.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1383",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1383.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_9659",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_9659.mp4",
    "duration": 34.969002,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1178",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1178.mp4",
    "duration": 200.016689,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3543",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3543.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_wasd_0197",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_wasd_0197.mp4",
    "duration": 1854.577778,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1581",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1581.mp4",
    "duration": 45.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4659",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4659.mp4",
    "duration": 30.528,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1472",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1472.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3789",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3789.mp4",
    "duration": 596.241,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7388",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7388.mp4",
    "duration": 70.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8674",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8674.mp4",
    "duration": 19.643991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_4291",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_4291.mp4",
    "duration": 47.013633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4292",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4292.mp4",
    "duration": 134.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4356",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4356.mp4",
    "duration": 15.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0376",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0376.mp4",
    "duration": 10.051708,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4412",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4412.mp4",
    "duration": 168.367891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0901",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0901.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0212",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0212.mp4",
    "duration": 52.593197,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5524",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5524.mp4",
    "duration": 16.875,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7059",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7059.mp4",
    "duration": 171.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7108",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7108.mp4",
    "duration": 19.093,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6607",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6607.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0903",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0903.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1669",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1669.mp4",
    "duration": 110.178685,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2709",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2709.mp4",
    "duration": 624.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1716",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1716.mp4",
    "duration": 71.006621,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1913",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1913.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2193",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2193.mp4",
    "duration": 259.413333,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0378",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0378.mp4",
    "duration": 259.691973,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1843",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1843.mp4",
    "duration": 18.603,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7282",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7282.mp4",
    "duration": 224.921,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3118",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3118.mp4",
    "duration": 30.116281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8553",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8553.mp4",
    "duration": 21.419,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2873",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2873.mp4",
    "duration": 723.185488,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5407",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5407.mp4",
    "duration": 96.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6668",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6668.mp4",
    "duration": 18.453,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1165",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1165.mp4",
    "duration": 14.981,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_1463",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_1463.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0893",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0893.mp4",
    "duration": 16.533,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2656",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2656.mp4",
    "duration": 78.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1534",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1534.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6032",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6032.mp4",
    "duration": 221.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0101",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0101.mp4",
    "duration": 187.461,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1408",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1408.mp4",
    "duration": 124.691233,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6262",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6262.mp4",
    "duration": 16.512,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1154",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1154.mp4",
    "duration": 658.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8467",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8467.mp4",
    "duration": 27.817007,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7682",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7682.mp4",
    "duration": 58.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6389",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6389.mp4",
    "duration": 208.981,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2187",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2187.mp4",
    "duration": 370.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1873",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1873.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0337",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0337.mp4",
    "duration": 35.029,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0619",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0619.mp4",
    "duration": 179.792109,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1551",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1551.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5367",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5367.mp4",
    "duration": 15.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6909",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6909.mp4",
    "duration": 24.32,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1885",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1885.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0039",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0039.mp4",
    "duration": 191.750385,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1539",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1539.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8553",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8553.mp4",
    "duration": 99.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4984",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4984.mp4",
    "duration": 34.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0937",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0937.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1866",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1866.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2485",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2485.mp4",
    "duration": 10.634739,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2782",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2782.mp4",
    "duration": 574.740317,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1766",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1766.mp4",
    "duration": 140.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4083",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4083.mp4",
    "duration": 35.029,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2303",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2303.mp4",
    "duration": 143.940499,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0503",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0503.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3642",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3642.mp4",
    "duration": 194.181,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0221",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0221.mp4",
    "duration": 191.378866,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2469",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2469.mp4",
    "duration": 52.732517,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1886",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1886.mp4",
    "duration": 163.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0556",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0556.mp4",
    "duration": 188.847891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2321",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2321.mp4",
    "duration": 40.661,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2988",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2988.mp4",
    "duration": 157.617052,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2208",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2208.mp4",
    "duration": 10.012683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1432",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1432.mp4",
    "duration": 156.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1629",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1629.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4252",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4252.mp4",
    "duration": 100.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2799",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2799.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7537",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7537.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1743",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1743.mp4",
    "duration": 123.367619,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1333",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1333.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1593",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1593.mp4",
    "duration": 22.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2447",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2447.mp4",
    "duration": 32.252517,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1914",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1914.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5442",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5442.mp4",
    "duration": 55.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0234",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0234.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0501",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0501.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0116",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0116.mp4",
    "duration": 10.05127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6647",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6647.mp4",
    "duration": 18.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2571",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2571.mp4",
    "duration": 158.91737,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8264",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8264.mp4",
    "duration": 67.341,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7349",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7349.mp4",
    "duration": 31.138005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1202",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1202.mp4",
    "duration": 35.072,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0636",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0636.mp4",
    "duration": 90.093424,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_9672",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_9672.mp4",
    "duration": 16.469,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4434",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4434.mp4",
    "duration": 137.241,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0881",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0881.mp4",
    "duration": 32.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0682",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0682.mp4",
    "duration": 205.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_5954",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_5954.mp4",
    "duration": 31.68,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0114",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0114.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1884",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1884.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5929",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5929.mp4",
    "duration": 220.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1757",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1757.mp4",
    "duration": 555.9554,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0468",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0468.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3942",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3942.mp4",
    "duration": 190.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1819",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1819.mp4",
    "duration": 213.762902,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1538",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1538.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1419",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1419.mp4",
    "duration": 182.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1327",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1327.mp4",
    "duration": 127.87229,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0126",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0126.mp4",
    "duration": 10.054127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2719",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2719.mp4",
    "duration": 43.009633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5266",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5266.mp4",
    "duration": 188.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8631",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8631.mp4",
    "duration": 19.947,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2022",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2022.mp4",
    "duration": 107.206531,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2663",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2663.mp4",
    "duration": 182.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4954",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4954.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2451",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2451.mp4",
    "duration": 75.766712,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0208",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0208.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5492",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5492.mp4",
    "duration": 163.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_0371",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_0371.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7053",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7053.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3289",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3289.mp4",
    "duration": 149.281088,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0887",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0887.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_3152",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_3152.mp4",
    "duration": 10.680998,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1062",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1062.mp4",
    "duration": 161.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7017",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7017.mp4",
    "duration": 11.191995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_3596",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_3596.mp4",
    "duration": 29.355,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0814",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0814.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3651",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3651.mp4",
    "duration": 265.636281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4602",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4602.mp4",
    "duration": 198.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0304",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0304.mp4",
    "duration": 106.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1503",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1503.mp4",
    "duration": 19.76,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1874",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1874.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8554",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8554.mp4",
    "duration": 21.419,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1031",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1031.mp4",
    "duration": 112.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5232",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5232.mp4",
    "duration": 210.381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1904",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1904.mp4",
    "duration": 387.006984,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0232",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0232.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1725",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1725.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2456",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2456.mp4",
    "duration": 169.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_1648",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_1648.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2489",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2489.mp4",
    "duration": 151.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1666",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1666.mp4",
    "duration": 115.542494,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ave_0889",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ave_0889.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6393",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6393.mp4",
    "duration": 71.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0037",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0037.mp4",
    "duration": 191.750385,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7876",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7876.mp4",
    "duration": 59.841,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2993",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2993.mp4",
    "duration": 100.124444,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8476",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8476.mp4",
    "duration": 200.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1773",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1773.mp4",
    "duration": 33.715374,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1999",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1999.mp4",
    "duration": 53.019633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4408",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4408.mp4",
    "duration": 21.376,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5878",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5878.mp4",
    "duration": 169.901,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2754",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2754.mp4",
    "duration": 69.172245,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4993",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4993.mp4",
    "duration": 65.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1788",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1788.mp4",
    "duration": 83.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1201",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1201.mp4",
    "duration": 35.072,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0391",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0391.mp4",
    "duration": 92.833379,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_0206",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_0206.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_3391",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_3391.mp4",
    "duration": 52.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2402",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2402.mp4",
    "duration": 522.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1768",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1768.mp4",
    "duration": 66.38585,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_2268",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_2268.mp4",
    "duration": 19.713991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1891",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1891.mp4",
    "duration": 64.806893,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2832",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2832.mp4",
    "duration": 140.387846,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4423",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4423.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5202",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5202.mp4",
    "duration": 125.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4112",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4112.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3414",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3414.mp4",
    "duration": 262.501587,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2248",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2248.mp4",
    "duration": 46.811429,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2582",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2582.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1758",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1758.mp4",
    "duration": 555.9554,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2608",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2608.mp4",
    "duration": 460.93932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2107",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2107.mp4",
    "duration": 59.56,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4016",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4016.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2003",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2003.mp4",
    "duration": 42.562177,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1977",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1977.mp4",
    "duration": 96.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_0208",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_0208.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5478",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5478.mp4",
    "duration": 193.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5926",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5926.mp4",
    "duration": 220.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1511",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1511.mp4",
    "duration": 46.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1904",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1904.mp4",
    "duration": 111.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_9043",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_9043.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1176",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1176.mp4",
    "duration": 200.016689,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6691",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6691.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2304",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2304.mp4",
    "duration": 48.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5573",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5573.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_2307",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_2307.mp4",
    "duration": 10.379002,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5441",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5441.mp4",
    "duration": 55.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_4299",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_4299.mp4",
    "duration": 45.011633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0189",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0189.mp4",
    "duration": 170.841,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3423",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3423.mp4",
    "duration": 169.20381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1887",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1887.mp4",
    "duration": 163.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0883",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0883.mp4",
    "duration": 258.089796,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0867",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0867.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8116",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8116.mp4",
    "duration": 237.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5734",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5734.mp4",
    "duration": 142.381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_9313",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_9313.mp4",
    "duration": 28.693,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2688",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2688.mp4",
    "duration": 274.204444,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7161",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7161.mp4",
    "duration": 18.56,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4776",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4776.mp4",
    "duration": 52.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4846",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4846.mp4",
    "duration": 184.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1771",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1771.mp4",
    "duration": 33.715374,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_3934",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_3934.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0104",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0104.mp4",
    "duration": 187.461,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2304",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2304.mp4",
    "duration": 143.940499,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2993",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2993.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7872",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7872.mp4",
    "duration": 163.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0182",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0182.mp4",
    "duration": 342.029932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4656",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4656.mp4",
    "duration": 30.528,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1514",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1514.mp4",
    "duration": 46.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2648",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2648.mp4",
    "duration": 46.18449,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8076",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8076.mp4",
    "duration": 24.213,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5732",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5732.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0584",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0584.mp4",
    "duration": 180.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_1151",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_1151.mp4",
    "duration": 658.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2177",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2177.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3577",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3577.mp4",
    "duration": 132.818141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0379",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0379.mp4",
    "duration": 259.691973,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0944",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0944.mp4",
    "duration": 195.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_0609",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_0609.mp4",
    "duration": 110.641,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0146",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0146.mp4",
    "duration": 77.740408,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0623",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0623.mp4",
    "duration": 51.571519,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7834",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7834.mp4",
    "duration": 207.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_8043",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_8043.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1669",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1669.mp4",
    "duration": 39.005633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7112",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7112.mp4",
    "duration": 10.031679,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2871",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2871.mp4",
    "duration": 723.185488,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_2983",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_2983.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2609",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2609.mp4",
    "duration": 460.93932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5443",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5443.mp4",
    "duration": 55.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_r-avst_2401",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_r-avst_2401.mp4",
    "duration": 522.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5686",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5686.mp4",
    "duration": 164.118639,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4096",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4096.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0847",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0847.mp4",
    "duration": 697.504218,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_9042",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_9042.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1474",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1474.mp4",
    "duration": 31.253991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2246",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2246.mp4",
    "duration": 46.811429,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_1282",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_1282.mp4",
    "duration": 77.345669,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0712",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0712.mp4",
    "duration": 14.592,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5731",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5731.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4939",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4939.mp4",
    "duration": 113.881,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_3424",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_3424.mp4",
    "duration": 10.002401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2118",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2118.mp4",
    "duration": 151.765624,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_4303",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_4303.mp4",
    "duration": 51.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0637",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0637.mp4",
    "duration": 90.093424,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5234",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5234.mp4",
    "duration": 210.381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1812",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1812.mp4",
    "duration": 199.461,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6839",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6839.mp4",
    "duration": 17.792,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0941",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0941.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1878",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1878.mp4",
    "duration": 55.161,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2161",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2161.mp4",
    "duration": 123.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0181",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_0181.mp4",
    "duration": 342.029932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0513",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0513.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_2616",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_2616.mp4",
    "duration": 256.13932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6839",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6839.mp4",
    "duration": 44.489433,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_1428",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_1428.mp4",
    "duration": 34.923,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7463",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7463.mp4",
    "duration": 99.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7811",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7811.mp4",
    "duration": 139.482268,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2028",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2028.mp4",
    "duration": 197.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6171",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6171.mp4",
    "duration": 9.938005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_3104",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_ov-avebench_3104.mp4",
    "duration": 218.940952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2851",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2851.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5599",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5599.mp4",
    "duration": 212.341,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1747",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1747.mp4",
    "duration": 163.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0003",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0003.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0642",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0642.mp4",
    "duration": 183.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2206",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2206.mp4",
    "duration": 10.012683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8468",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8468.mp4",
    "duration": 27.817007,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5419",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5419.mp4",
    "duration": 9.310998,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6108",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6108.mp4",
    "duration": 202.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0186",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0186.mp4",
    "duration": 170.841,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0848",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0848.mp4",
    "duration": 31.723,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7296",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7296.mp4",
    "duration": 136.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5197",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5197.mp4",
    "duration": 71.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2921",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2921.mp4",
    "duration": 204.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_8918",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_8918.mp4",
    "duration": 25.429,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_2935",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_2935.mp4",
    "duration": 52.7527,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1922",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1922.mp4",
    "duration": 103.921,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1961",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1961.mp4",
    "duration": 173.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1985",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1985.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4316",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4316.mp4",
    "duration": 158.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0521",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0521.mp4",
    "duration": 175.881,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5572",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5572.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5697",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5697.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0473",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0473.mp4",
    "duration": 23.147,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5893",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5893.mp4",
    "duration": 203.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_8012",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_8012.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3273",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3273.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_4219",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_4219.mp4",
    "duration": 15.000091,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4319",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4319.mp4",
    "duration": 158.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6488",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6488.mp4",
    "duration": 219.681,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_unav-100_1055",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_unav-100_1055.mp4",
    "duration": 44.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_3262",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_3262.mp4",
    "duration": 31.893,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4964",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4964.mp4",
    "duration": 23.083,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7019",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7019.mp4",
    "duration": 11.191995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5088",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5088.mp4",
    "duration": 179.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4782",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4782.mp4",
    "duration": 19.051,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6608",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6608.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2013",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2013.mp4",
    "duration": 194.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_1539",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_1539.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3539",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3539.mp4",
    "duration": 183.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_0279",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_0279.mp4",
    "duration": 35.029,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3399",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3399.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_3159",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_3159.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_6907",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_6907.mp4",
    "duration": 24.32,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6358",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6358.mp4",
    "duration": 116.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1262",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1262.mp4",
    "duration": 85.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_8352",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_8352.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3229",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3229.mp4",
    "duration": 30.55746,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0887",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0887.mp4",
    "duration": 170.541,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6331",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6331.mp4",
    "duration": 95.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6594",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6594.mp4",
    "duration": 95.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7639",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7639.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3541",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3541.mp4",
    "duration": 70.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7342",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7342.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6581",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6581.mp4",
    "duration": 72.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6692",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6692.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4422",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4422.mp4",
    "duration": 19.285,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_5037",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_5037.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8294",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8294.mp4",
    "duration": 59.884263,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_4649",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_4649.mp4",
    "duration": 16.704,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2774",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2774.mp4",
    "duration": 56.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_music-avqa_0583",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_music-avqa_0583.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4587",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4587.mp4",
    "duration": 134.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7722",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7722.mp4",
    "duration": 30.848,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0251",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0251.mp4",
    "duration": 185.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5249",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5249.mp4",
    "duration": 60.541,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6519",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6519.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5541",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5541.mp4",
    "duration": 95.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5539",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5539.mp4",
    "duration": 230.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_perception_test_7362",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_perception_test_7362.mp4",
    "duration": 32.661,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4542",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4542.mp4",
    "duration": 145.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4744",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4744.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7504",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7504.mp4",
    "duration": 196.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2454",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2454.mp4",
    "duration": 30.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6592",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6592.mp4",
    "duration": 95.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_3753",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_3753.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0119",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0119.mp4",
    "duration": 65.381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4061",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4061.mp4",
    "duration": 230.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4414",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4414.mp4",
    "duration": 168.367891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2887",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2887.mp4",
    "duration": 146.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0196",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0196.mp4",
    "duration": 190.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7898",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7898.mp4",
    "duration": 230.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7941",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7941.mp4",
    "duration": 170.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2124",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2124.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2909",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2909.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_0283",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_0283.mp4",
    "duration": 230.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1032",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1032.mp4",
    "duration": 112.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4241",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4241.mp4",
    "duration": 114.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_2796",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_2796.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1418",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1418.mp4",
    "duration": 182.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_6491",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_6491.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3192",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3192.mp4",
    "duration": 218.731973,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_4794",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_4794.mp4",
    "duration": 10.01001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6456",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6456.mp4",
    "duration": 482.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3456",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3456.mp4",
    "duration": 1236.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_llp__avvp_7386",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_llp__avvp_7386.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7143",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7143.mp4",
    "duration": 172.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8263",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8263.mp4",
    "duration": 67.341,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6467",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6467.mp4",
    "duration": 175.681,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7056",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7056.mp4",
    "duration": 171.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_8439",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_8439.mp4",
    "duration": 87.881,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5303",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5303.mp4",
    "duration": 59.841,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1816",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1816.mp4",
    "duration": 77.181,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2549",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2549.mp4",
    "duration": 128.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1734",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1734.mp4",
    "duration": 142.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_2073",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_2073.mp4",
    "duration": 178.352472,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1317",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1317.mp4",
    "duration": 57.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5204",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5204.mp4",
    "duration": 125.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3703",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3703.mp4",
    "duration": 151.533424,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4109",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4109.mp4",
    "duration": 226.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_6211",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_6211.mp4",
    "duration": 125.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_3987",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_3987.mp4",
    "duration": 73.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5596",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5596.mp4",
    "duration": 212.341,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_1264",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_1264.mp4",
    "duration": 85.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_5199",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_5199.mp4",
    "duration": 71.121,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_4082",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_4082.mp4",
    "duration": 71.192381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_coin_7456",
    "category": "Cat3",
    "video_path": "media/benchmark/cat3_videos/cat3_coin_7456.mp4",
    "duration": 129.881,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "no"
  },
  {
    "id": "cat3_ov-avebench_0370",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8065",
    "category": "Cat3",
    "video_path": "media/coin/videos/jz0h--teoH8.mp4",
    "duration": 204.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1180",
    "category": "Cat3",
    "video_path": "media/ave/videos/-1wShjRIMEI.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1140",
    "category": "Cat3",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.388118,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0425",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/ChEmnsjAkkY.mp4",
    "duration": 97.15229,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0970",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/8ukSET8BiEE.mp4",
    "duration": 318.541,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1560",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/-mm4g324bU0.mp4",
    "duration": 86.169252,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3555",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/BkuuaMmVPcI.mp4",
    "duration": 210.488889,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4095",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/MnwwrlH3LOQ.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4595",
    "category": "Cat3",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.341,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1760",
    "category": "Cat3",
    "video_path": "media/coin/videos/J-Pjl07MJCw.mp4",
    "duration": 28.490884,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1270",
    "category": "Cat3",
    "video_path": "media/ave/videos/-5QrBL6MzLg.mp4",
    "duration": 10.014354,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5840",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_867.mp4",
    "duration": 12.608,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_9290",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.552,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3575",
    "category": "Cat3",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.818141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_3102",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00000087.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2650",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/D-DBnNlXTIc.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_1084",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00005986.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7870",
    "category": "Cat3",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0286",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00003641.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_avsbench_0098",
    "category": "Cat3",
    "video_path": "media/avsbench/videos/0bzkGQLy7b4_2.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0230",
    "category": "Cat3",
    "video_path": "media/ave/videos/BXmugBgPWcA.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1965",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/-WE1L6GAx4w.mp4",
    "duration": 226.626757,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6600",
    "category": "Cat3",
    "video_path": "media/coin/videos/0n3n--_5xhQ.mp4",
    "duration": 47.624127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1865",
    "category": "Cat3",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_avsbench_0004",
    "category": "Cat3",
    "video_path": "media/avsbench/videos/EnpqqJXs0aY_2.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3060",
    "category": "Cat3",
    "video_path": "media/coin/videos/BM8H9eE6jhI.mp4",
    "duration": 165.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_4435",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_10563.mp4",
    "duration": 11.435,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8105",
    "category": "Cat3",
    "video_path": "media/coin/videos/0v686rptbT8.mp4",
    "duration": 176.681,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1785",
    "category": "Cat3",
    "video_path": "media/coin/videos/3gcIxgZ6yi0.mp4",
    "duration": 83.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0876",
    "category": "Cat3",
    "video_path": "media/unav100/videos/0FaCl_VTHbU.mp4",
    "duration": 46.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2870",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/21cuxerogvY.mp4",
    "duration": 723.185488,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1680",
    "category": "Cat3",
    "video_path": "media/ave/videos/0iaK9Evi2_U.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4085",
    "category": "Cat3",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.064762,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0200",
    "category": "Cat3",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0935",
    "category": "Cat3",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1815",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/-Xu-MvAsSvo.mp4",
    "duration": 213.762902,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0035",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/YBeAPR2aFPY.mp4",
    "duration": 191.750385,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0515",
    "category": "Cat3",
    "video_path": "media/coin/videos/1cB2A_pMSDI.mp4",
    "duration": 533.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0205",
    "category": "Cat3",
    "video_path": "media/ave/videos/Iu25yrsetUM.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_avsbench_0016",
    "category": "Cat3",
    "video_path": "media/avsbench/videos/BZyTr2Pku2A_2.mp4",
    "duration": 5.005005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4990",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6635",
    "category": "Cat3",
    "video_path": "media/coin/videos/CaPibZ3vXSM.mp4",
    "duration": 127.481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0004",
    "category": "Cat3",
    "video_path": "media/wasd/videos/1MIuBqLsnXM.mp4",
    "duration": 425.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0178",
    "category": "Cat3",
    "video_path": "media/wasd/videos/WpCj4sVwcNE.mp4",
    "duration": 523.772517,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6780",
    "category": "Cat3",
    "video_path": "media/coin/videos/5YXmYllpWvY.mp4",
    "duration": 122.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_6880",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/BHLdOTsouJw.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5815",
    "category": "Cat3",
    "video_path": "media/coin/videos/yoQ9PhhJZAU.mp4",
    "duration": 60.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_3250",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3304.mp4",
    "duration": 26.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0688",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00004676.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0275",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/48fdPJsY1jg.mp4",
    "duration": 373.446531,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7770",
    "category": "Cat3",
    "video_path": "media/coin/videos/40W6R93OR1o.mp4",
    "duration": 134.921,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0082",
    "category": "Cat3",
    "video_path": "media/wasd/videos/E4-M9lf3IxY.mp4",
    "duration": 576.296054,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0320",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1480",
    "category": "Cat3",
    "video_path": "media/ave/videos/95BBXTWKR4U.mp4",
    "duration": 10.003201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1665",
    "category": "Cat3",
    "video_path": "media/coin/videos/6TI0tbC8wws.mp4",
    "duration": 110.178685,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1160",
    "category": "Cat3",
    "video_path": "media/ave/videos/--vNfjUwxnc.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0276",
    "category": "Cat3",
    "video_path": "media/wasd/videos/qcf3wI-Wrik.mp4",
    "duration": 502.572698,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0590",
    "category": "Cat3",
    "video_path": "media/ave/videos/43IxB0Hz2RA.mp4",
    "duration": 10.028231,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_2484",
    "category": "Cat3",
    "video_path": "media/unav100/videos/2kQlGqmppZo.mp4",
    "duration": 10.634739,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8405",
    "category": "Cat3",
    "video_path": "media/coin/videos/57ryD89Ez9c.mp4",
    "duration": 232.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1625",
    "category": "Cat3",
    "video_path": "media/ave/videos/48h1ibWL_8c.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0145",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2210",
    "category": "Cat3",
    "video_path": "media/coin/videos/EwVctgQJ6Q8.mp4",
    "duration": 147.241,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1530",
    "category": "Cat3",
    "video_path": "media/ave/videos/2ULEIoRKW_Q.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0394",
    "category": "Cat3",
    "video_path": "media/unav100/videos/-bZsTPn9IM4.mp4",
    "duration": 56.00325,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2340",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6470",
    "category": "Cat3",
    "video_path": "media/coin/videos/2hWjKhCk5mA.mp4",
    "duration": 125.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7850",
    "category": "Cat3",
    "video_path": "media/coin/videos/58HYW3vD52k.mp4",
    "duration": 181.281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1615",
    "category": "Cat3",
    "video_path": "media/ave/videos/-IBinZS3e2I.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3680",
    "category": "Cat3",
    "video_path": "media/coin/videos/-R6zVQR-Npk.mp4",
    "duration": 45.981,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1955",
    "category": "Cat3",
    "video_path": "media/ave/videos/7cxgLJ1Csy4.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_3745",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.245,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8250",
    "category": "Cat3",
    "video_path": "media/coin/videos/N5Wa9I2qK3g.mp4",
    "duration": 233.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3640",
    "category": "Cat3",
    "video_path": "media/coin/videos/BOu9Ua3zP28.mp4",
    "duration": 194.181,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3405",
    "category": "Cat3",
    "video_path": "media/coin/videos/8htEhw4mOaw.mp4",
    "duration": 43.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7780",
    "category": "Cat3",
    "video_path": "media/coin/videos/0SPYZ1mz_Pw.mp4",
    "duration": 153.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0125",
    "category": "Cat3",
    "video_path": "media/ave/videos/-GL6Sw_U1gk.mp4",
    "duration": 10.054127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0174",
    "category": "Cat3",
    "video_path": "media/wasd/videos/Ve_wd6pcZwY.mp4",
    "duration": 636.853696,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1795",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/qwoyjr7tSBA.mp4",
    "duration": 616.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1640",
    "category": "Cat3",
    "video_path": "media/ave/videos/5J0IFzqU9-E.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1810",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/2cHS2U1XWJM.mp4",
    "duration": 185.086259,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_2448",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00002047.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8565",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.04,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2855",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6560",
    "category": "Cat3",
    "video_path": "media/coin/videos/3K008pQ2o3w.mp4",
    "duration": 190.960907,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2040",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/HXvge-6i_mk.mp4",
    "duration": 46.16127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1935",
    "category": "Cat3",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_1348",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00008472.mp4",
    "duration": 26.801995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7385",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1750",
    "category": "Cat3",
    "video_path": "media/coin/videos/2O87pliAdpg.mp4",
    "duration": 115.321,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_0845",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.723,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3545",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/1pm82JaM4v0.mp4",
    "duration": 302.950748,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1875",
    "category": "Cat3",
    "video_path": "media/ave/videos/5JXa2-I5sOM.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2705",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/3A0AlepZY7c.mp4",
    "duration": 624.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4720",
    "category": "Cat3",
    "video_path": "media/coin/videos/tK9qwxrLFKw.mp4",
    "duration": 234.219683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8885",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2868.mp4",
    "duration": 19.392,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4740",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0215",
    "category": "Cat3",
    "video_path": "media/ave/videos/LpfewILEuUU.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0096",
    "category": "Cat3",
    "video_path": "media/wasd/videos/G16p2gY-26M.mp4",
    "duration": 983.829478,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_8610",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8550",
    "category": "Cat3",
    "video_path": "media/coin/videos/J-AvY-Gs64c.mp4",
    "duration": 99.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2975",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/5sfQQb6HpSc.mp4",
    "duration": 383.268571,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1285",
    "category": "Cat3",
    "video_path": "media/coin/videos/ubC-1DXt7TQ.mp4",
    "duration": 104.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2900",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/1pY3SiwwkRo.mp4",
    "duration": 195.929977,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3475",
    "category": "Cat3",
    "video_path": "media/coin/videos/Ffqf4PY_TO0.mp4",
    "duration": 132.281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0455",
    "category": "Cat3",
    "video_path": "media/ave/videos/1PtJ6jckef0.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0176",
    "category": "Cat3",
    "video_path": "media/wasd/videos/WZkEgX7lfQs.mp4",
    "duration": 375.489887,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_3080",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.2,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3235",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/Eg-FRF2xS1Y.mp4",
    "duration": 46.11483,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0535",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/0vC6CHaPjIE.mp4",
    "duration": 264.126984,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1745",
    "category": "Cat3",
    "video_path": "media/coin/videos/aCiN9mqkXoA.mp4",
    "duration": 163.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0010",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/sHXL47A97eg.mp4",
    "duration": 151.440544,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3090",
    "category": "Cat3",
    "video_path": "media/coin/videos/wZ7G6PelVvA.mp4",
    "duration": 136.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0065",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_7190",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_6652.mp4",
    "duration": 35.051,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0565",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/-GTJNoTd14k.mp4",
    "duration": 394.221,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1090",
    "category": "Cat3",
    "video_path": "media/ave/videos/0VonGBmATx8.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8475",
    "category": "Cat3",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0028",
    "category": "Cat3",
    "video_path": "media/wasd/videos/6MTTLng8_9s.mp4",
    "duration": 4228.446621,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2245",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2140",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0605",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/5n7mg7rsZZA.mp4",
    "duration": 125.271655,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3385",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/GuQv2aDehHE.mp4",
    "duration": 219.591111,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0196",
    "category": "Cat3",
    "video_path": "media/wasd/videos/b1f6AFuY6WM.mp4",
    "duration": 1854.577778,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3190",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0005",
    "category": "Cat3",
    "video_path": "media/coin/videos/SN_IhH4PDPo.mp4",
    "duration": 85.820952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0425",
    "category": "Cat3",
    "video_path": "media/ave/videos/0eUKfO9ZNdM.mp4",
    "duration": 10.006554,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_wasd_0306",
    "category": "Cat3",
    "video_path": "media/wasd/videos/xgQ1WQB5HOg.mp4",
    "duration": 592.410703,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1150",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/1pCR9eDSO2I.mp4",
    "duration": 658.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1900",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/2EIM_iSOGk8.mp4",
    "duration": 387.006984,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3805",
    "category": "Cat3",
    "video_path": "media/coin/videos/ggFdvUlp8YU.mp4",
    "duration": 100.381,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1890",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/1FNVhZcLBrc.mp4",
    "duration": 64.806893,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6860",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_335.mp4",
    "duration": 14.08,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_2302",
    "category": "Cat3",
    "video_path": "media/unav100/videos/Hz8ig_n39IM.mp4",
    "duration": 48.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1740",
    "category": "Cat3",
    "video_path": "media/coin/videos/4um8iuFM9vI.mp4",
    "duration": 123.367619,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0785",
    "category": "Cat3",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.330431,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5710",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_10353.mp4",
    "duration": 18.816,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0530",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/ELswChmKtko.mp4",
    "duration": 143.661859,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1335",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/IfELoiK8RNc.mp4",
    "duration": 122.62458,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7110",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/5a_l3dBvgFM.mp4",
    "duration": 10.031679,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0880",
    "category": "Cat3",
    "video_path": "media/coin/videos/APXZKV2L5yc.mp4",
    "duration": 32.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_3344",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/sa00007139.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0080",
    "category": "Cat3",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2710",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/Nw1YZuIbM6Q.mp4",
    "duration": 682.620227,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0430",
    "category": "Cat3",
    "video_path": "media/coin/videos/6a7kQH627jg.mp4",
    "duration": 72.980317,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8200",
    "category": "Cat3",
    "video_path": "media/coin/videos/C76dCA0LcYc.mp4",
    "duration": 120.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5205",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/1vdboF6KhB0.mp4",
    "duration": 10.012683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0636",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00005202.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1380",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/FXaFJAmZEiE.mp4",
    "duration": 14.001633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2905",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/-1HZWgFylMQ.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2605",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/DGGwyqSZYR4.mp4",
    "duration": 460.93932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5130",
    "category": "Cat3",
    "video_path": "media/coin/videos/4fxQr2j0718.mp4",
    "duration": 32.716916,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1765",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2010",
    "category": "Cat3",
    "video_path": "media/coin/videos/FfuBO3-K8AQ.mp4",
    "duration": 194.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1580",
    "category": "Cat3",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4065",
    "category": "Cat3",
    "video_path": "media/coin/videos/4j1Xb4_R5IY.mp4",
    "duration": 118.955828,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2585",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/-6v1PqgFrDk.mp4",
    "duration": 425.821,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8285",
    "category": "Cat3",
    "video_path": "media/coin/videos/P4nHHLMfPaM.mp4",
    "duration": 59.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0465",
    "category": "Cat3",
    "video_path": "media/ave/videos/1BkHCsfaduk.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8865",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2047.mp4",
    "duration": 27.700998,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5085",
    "category": "Cat3",
    "video_path": "media/coin/videos/FBKxAtpxIok.mp4",
    "duration": 179.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3800",
    "category": "Cat3",
    "video_path": "media/coin/videos/5tpP66MCLGE.mp4",
    "duration": 108.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1470",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/D716iyM9nq4.mp4",
    "duration": 182.137324,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5525",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/LuChwFtVLpI.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6680",
    "category": "Cat3",
    "video_path": "media/coin/videos/198JTgxDFjA.mp4",
    "duration": 60.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1880",
    "category": "Cat3",
    "video_path": "media/ave/videos/27jUPieRDT8.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0110",
    "category": "Cat3",
    "video_path": "media/ave/videos/0PRVVZXqqv4.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_1240",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/6uQyki-4Q_c.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1535",
    "category": "Cat3",
    "video_path": "media/ave/videos/2hZ8I2fqG9k.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_1330",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/6KokONMge3U.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1440",
    "category": "Cat3",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2990",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0580",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/_QsEc34hEik.mp4",
    "duration": 180.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0055",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1100",
    "category": "Cat3",
    "video_path": "media/ave/videos/0Dt-pH0pW-Y.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0734",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00002117.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3205",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/DX5Kzbqd2SQ.mp4",
    "duration": 163.67746,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0600",
    "category": "Cat3",
    "video_path": "media/coin/videos/A6G6weok8NA.mp4",
    "duration": 96.060952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0015",
    "category": "Cat3",
    "video_path": "media/ave/videos/aCyWUJkT_5U.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1750",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/6QUr6pFx4dA.mp4",
    "duration": 599.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_2528",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00006958.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7385",
    "category": "Cat3",
    "video_path": "media/coin/videos/1BpD0tWm0_E.mp4",
    "duration": 70.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_4985",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_5560.mp4",
    "duration": 16.880998,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0100",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/1YcuoLNYQ8A.mp4",
    "duration": 187.461,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0210",
    "category": "Cat3",
    "video_path": "media/ave/videos/4dbhc3pklcQ.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1525",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/57eucQqHwJQ.mp4",
    "duration": 164.257959,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2655",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/Pf_5TncWkIM.mp4",
    "duration": 78.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_1590",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7100",
    "category": "Cat3",
    "video_path": "media/coin/videos/tFrlk7RWNoo.mp4",
    "duration": 155.550476,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1550",
    "category": "Cat3",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2205",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/2Ol8WFWH3_c.mp4",
    "duration": 619.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1990",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/1yNDulBLLXk.mp4",
    "duration": 330.536054,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_9315",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.28,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0765",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/EnO7UI5MQms.mp4",
    "duration": 152.973061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0790",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00004407.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5560",
    "category": "Cat3",
    "video_path": "media/coin/videos/CTaGmrZ6kBQ.mp4",
    "duration": 142.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3595",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/M_JBp6bDjnw.mp4",
    "duration": 492.495238,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2725",
    "category": "Cat3",
    "video_path": "media/coin/videos/AfIhgL3fTHo.mp4",
    "duration": 194.901,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0705",
    "category": "Cat3",
    "video_path": "media/ave/videos/03jRqksffAw.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5475",
    "category": "Cat3",
    "video_path": "media/coin/videos/IvXuM_tPU38.mp4",
    "duration": 193.061,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0410",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/ceJxRCjUEWk.mp4",
    "duration": 169.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5990",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.296,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_1998",
    "category": "Cat3",
    "video_path": "media/unav100/videos/-pTn4s4daZU.mp4",
    "duration": 53.019633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1875",
    "category": "Cat3",
    "video_path": "media/coin/videos/ZeFGg1eH8iI.mp4",
    "duration": 55.161,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4560",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/JMLZAxGosWI.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1825",
    "category": "Cat3",
    "video_path": "media/ave/videos/OpSuHI3sbk0.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0360",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/JeDxUa1V67o.mp4",
    "duration": 165.860136,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2050",
    "category": "Cat3",
    "video_path": "media/coin/videos/1y1bDqmpCe0.mp4",
    "duration": 120.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4275",
    "category": "Cat3",
    "video_path": "media/coin/videos/eGZrxila0Uw.mp4",
    "duration": 76.641,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0520",
    "category": "Cat3",
    "video_path": "media/ave/videos/-Y5nYQIRkJ0.mp4",
    "duration": 10.006576,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8465",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 27.817007,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2620",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/47W0go3F0J8.mp4",
    "duration": 244.529342,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6075",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.180998,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0500",
    "category": "Cat3",
    "video_path": "media/ave/videos/1eDacKns0Hk.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2330",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/48Jgt4igVEI.mp4",
    "duration": 30.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2615",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/6UV2rvguebo.mp4",
    "duration": 256.13932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1430",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/O2HttJtcec4.mp4",
    "duration": 156.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0470",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/1nzr0Hb_4_Y.mp4",
    "duration": 172.222404,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_8965",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/39KgkK23Zmk.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1995",
    "category": "Cat3",
    "video_path": "media/coin/videos/wtYxVPXkdek.mp4",
    "duration": 91.022222,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4320",
    "category": "Cat3",
    "video_path": "media/coin/videos/eebWXkd8IFI.mp4",
    "duration": 236.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1275",
    "category": "Cat3",
    "video_path": "media/ave/videos/6Q7JIacR29o.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2760",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/54WAbde6sew.mp4",
    "duration": 230.621,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6535",
    "category": "Cat3",
    "video_path": "media/coin/videos/J-9L2mxcOQ0.mp4",
    "duration": 58.700045,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_3650",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_5195.mp4",
    "duration": 12.028005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3305",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/Kw-PLfbmjvQ.mp4",
    "duration": 390.791837,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3760",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_1602",
    "category": "Cat3",
    "video_path": "media/unav100/videos/4DehgF5MyHs.mp4",
    "duration": 44.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3130",
    "category": "Cat3",
    "video_path": "media/coin/videos/8VfIDw97aaw.mp4",
    "duration": 57.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0790",
    "category": "Cat3",
    "video_path": "media/ave/videos/16cpSo6bBCE.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1325",
    "category": "Cat3",
    "video_path": "media/coin/videos/37PY5qvO_tQ.mp4",
    "duration": 132.461,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8220",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6040",
    "category": "Cat3",
    "video_path": "media/coin/videos/u56u6oLtjdQ.mp4",
    "duration": 213.961,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6400",
    "category": "Cat3",
    "video_path": "media/coin/videos/DzLGaJKhHyY.mp4",
    "duration": 64.861,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0615",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/0PHUQku2P5I.mp4",
    "duration": 179.792109,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7050",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0415",
    "category": "Cat3",
    "video_path": "media/ave/videos/1ElntnVDwas.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1755",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/7UrpM-Ypq2A.mp4",
    "duration": 555.9554,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7340",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1560",
    "category": "Cat3",
    "video_path": "media/ave/videos/12pTWInk-LI.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_1054",
    "category": "Cat3",
    "video_path": "media/unav100/videos/06T5S_wlgNs.mp4",
    "duration": 44.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5535",
    "category": "Cat3",
    "video_path": "media/coin/videos/6QXhWrW38ko.mp4",
    "duration": 230.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7535",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/IGaYfRj5dJQ.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6650",
    "category": "Cat3",
    "video_path": "media/coin/videos/7p7hKcxVPf8.mp4",
    "duration": 56.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6260",
    "category": "Cat3",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_9685",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_9819.mp4",
    "duration": 34.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8520",
    "category": "Cat3",
    "video_path": "media/coin/videos/5XZVeJbAf_M.mp4",
    "duration": 95.621,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6150",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_1237.mp4",
    "duration": 18.624,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6990",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_820.mp4",
    "duration": 21.733991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1645",
    "category": "Cat3",
    "video_path": "media/ave/videos/59svx6RTX6E.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1685",
    "category": "Cat3",
    "video_path": "media/ave/videos/-W9N8xqohLA.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2070",
    "category": "Cat3",
    "video_path": "media/coin/videos/r4q_QOot_Po.mp4",
    "duration": 178.352472,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_2004",
    "category": "Cat3",
    "video_path": "media/unav100/videos/2vzILE2bhaQ.mp4",
    "duration": 34.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3590",
    "category": "Cat3",
    "video_path": "media/coin/videos/RxW-juF27CY.mp4",
    "duration": 211.801,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2825",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/L3itG4pWpY8.mp4",
    "duration": 63.413696,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_0780",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.944,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0096",
    "category": "Cat3",
    "video_path": "media/unav100/videos/21oGk4sKDbY.mp4",
    "duration": 60.026633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8115",
    "category": "Cat3",
    "video_path": "media/coin/videos/2lRmo0D9m7w.mp4",
    "duration": 237.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6030",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.885,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0330",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/1P9wGKjGNfs.mp4",
    "duration": 44.048254,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2820",
    "category": "Cat3",
    "video_path": "media/coin/videos/6nird3RyNEw.mp4",
    "duration": 186.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0810",
    "category": "Cat3",
    "video_path": "media/ave/videos/2hh_VXjk5JY.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5695",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_491.mp4",
    "duration": 34.923,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7975",
    "category": "Cat3",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3065",
    "category": "Cat3",
    "video_path": "media/coin/videos/0-KNi82OfNw.mp4",
    "duration": 144.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4590",
    "category": "Cat3",
    "video_path": "media/coin/videos/2h53otOBTsI.mp4",
    "duration": 119.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0845",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/CG81WWzF3PA.mp4",
    "duration": 697.504218,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4830",
    "category": "Cat3",
    "video_path": "media/coin/videos/t1EOba6mbAc.mp4",
    "duration": 23.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_0650",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_0980",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1135",
    "category": "Cat3",
    "video_path": "media/coin/videos/4ufBW5Cfpgw.mp4",
    "duration": 178.661,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_0985",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.211995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8290",
    "category": "Cat3",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.884263,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0270",
    "category": "Cat3",
    "video_path": "media/ave/videos/8B4pp_c9c0E.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_1898",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00006064.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_2230",
    "category": "Cat3",
    "video_path": "media/unav100/videos/3bnqZuo6VOo.mp4",
    "duration": 51.017633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1795",
    "category": "Cat3",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.603356,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8585",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.412993,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_1164",
    "category": "Cat3",
    "video_path": "media/unav100/videos/ZN1L5NaaikI.mp4",
    "duration": 14.981,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1380",
    "category": "Cat3",
    "video_path": "media/ave/videos/4-AQAJIOLuM.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1595",
    "category": "Cat3",
    "video_path": "media/coin/videos/6Cvo3Y2FWbU.mp4",
    "duration": 146.726893,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2250",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3035",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/AOSVHoRTyC4.mp4",
    "duration": 45.85941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_7555",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_1648.mp4",
    "duration": 19.115,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6575",
    "category": "Cat3",
    "video_path": "media/coin/videos/CaEoFQ-O8jg.mp4",
    "duration": 52.241,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_7295",
    "category": "Cat3",
    "video_path": "media/coin/videos/hvjVjrtvnlI.mp4",
    "duration": 136.401,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4780",
    "category": "Cat3",
    "video_path": "media/coin/videos/E__kMjcp0XM.mp4",
    "duration": 188.731791,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2360",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/grygJyKvYgs.mp4",
    "duration": 121.579683,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0180",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/XXdchdH1TBQ.mp4",
    "duration": 342.029932,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2305",
    "category": "Cat3",
    "video_path": "media/coin/videos/jyGK1_JtGEM.mp4",
    "duration": 60.041,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2400",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/-n5hYIULn18.mp4",
    "duration": 522.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3930",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/IU36VhygUGY.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4070",
    "category": "Cat3",
    "video_path": "media/coin/videos/7blovu8RDkI.mp4",
    "duration": 138.841,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5295",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_381.mp4",
    "duration": 10.965,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0885",
    "category": "Cat3",
    "video_path": "media/ave/videos/AiPaclfScPk.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6330",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.901,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3705",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2850",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0910",
    "category": "Cat3",
    "video_path": "media/coin/videos/EDL0gMCqz7g.mp4",
    "duration": 150.201,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1320",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/2WzBFgf4HQU.mp4",
    "duration": 733.495147,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_2330",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_829.mp4",
    "duration": 34.991995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1565",
    "category": "Cat3",
    "video_path": "media/ave/videos/2Lej8aE00uw.mp4",
    "duration": 10.007339,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0150",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/7QMU0xkgF0U.mp4",
    "duration": 548.176689,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6365",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.881995,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3275",
    "category": "Cat3",
    "video_path": "media/coin/videos/f_F6T6Jjfhc.mp4",
    "duration": 156.021,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4600",
    "category": "Cat3",
    "video_path": "media/coin/videos/nZPpXbf5woQ.mp4",
    "duration": 198.261,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1060",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/6dtatA6Jj2o.mp4",
    "duration": 161.521,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1940",
    "category": "Cat3",
    "video_path": "media/ave/videos/2Lb6weWw8zI.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2535",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/3T4yG_IUjNY.mp4",
    "duration": 229.807891,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4855",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0605",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/649lapAa-CQ.mp4",
    "duration": 110.641,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0645",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/afvKRNCfIXA.mp4",
    "duration": 509.581,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_2260",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_6952.mp4",
    "duration": 23.787,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_1880",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3308.mp4",
    "duration": 34.272993,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5760",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6110",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.051,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2465",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/NU03wqRcZx0.mp4",
    "duration": 52.732517,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_2718",
    "category": "Cat3",
    "video_path": "media/unav100/videos/CFAyCQSpQ4c.mp4",
    "duration": 43.009633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2615",
    "category": "Cat3",
    "video_path": "media/coin/videos/2wSlSC1h8W4.mp4",
    "duration": 59.907483,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0720",
    "category": "Cat3",
    "video_path": "media/unav100/videos/4TZlckoATkE.mp4",
    "duration": 51.017633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0438",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00006817.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0815",
    "category": "Cat3",
    "video_path": "media/coin/videos/qFWPvy2s6Xw.mp4",
    "duration": 227.973515,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0900",
    "category": "Cat3",
    "video_path": "media/ave/videos/0rrQS9Nt48s.mp4",
    "duration": 10.027855,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2750",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/CeD0DWsDQDA.mp4",
    "duration": 69.172245,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_8420",
    "category": "Cat3",
    "video_path": "media/coin/videos/39xjranFNd0.mp4",
    "duration": 171.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5370",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/BSaCSGuS8_8.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0660",
    "category": "Cat3",
    "video_path": "media/coin/videos/U7Hv602KAxM.mp4",
    "duration": 136.742313,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6170",
    "category": "Cat3",
    "video_path": "media/coin/videos/Bjmqx_g0u04.mp4",
    "duration": 144.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4185",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/Aulv3ps28cw.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5845",
    "category": "Cat3",
    "video_path": "media/coin/videos/E1UxXmwBJPQ.mp4",
    "duration": 127.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0390",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/-1ABuaSkkio.mp4",
    "duration": 92.833379,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_9235",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_6993.mp4",
    "duration": 21.248,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2285",
    "category": "Cat3",
    "video_path": "media/coin/videos/892IyQKIe94.mp4",
    "duration": 217.315556,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_1760",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.843,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0795",
    "category": "Cat3",
    "video_path": "media/coin/videos/45kvj5E7sA4.mp4",
    "duration": 88.701,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1320",
    "category": "Cat3",
    "video_path": "media/coin/videos/0cutDaLcqLg.mp4",
    "duration": 109.941,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3995",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0375",
    "category": "Cat3",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_1230",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/00nfuIfLkcs.mp4",
    "duration": 223.329524,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_7785",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3410",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/2OqQENv2PzY.mp4",
    "duration": 262.501587,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_0030",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/GSovTky7XbU.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0115",
    "category": "Cat3",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2595",
    "category": "Cat3",
    "video_path": "media/coin/videos/YIYU35vUAuE.mp4",
    "duration": 99.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0580",
    "category": "Cat3",
    "video_path": "media/ave/videos/F9-W5ZCxDhs.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_0735",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/4Vq6WDtxTt4.mp4",
    "duration": 69.079365,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5140",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/0gJPpZXeGms.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1340",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/kh77cZfsDvc.mp4",
    "duration": 101.661,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5135",
    "category": "Cat3",
    "video_path": "media/coin/videos/2T1Et9xE5IQ.mp4",
    "duration": 116.441,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6485",
    "category": "Cat3",
    "video_path": "media/coin/videos/T-gMfbutDDc.mp4",
    "duration": 219.681,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0300",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6480",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_1855.mp4",
    "duration": 20.245,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0595",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1870",
    "category": "Cat3",
    "video_path": "media/ave/videos/3l4HqVEHCEs.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1330",
    "category": "Cat3",
    "video_path": "media/ave/videos/2jkFn9zX8GY.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0858",
    "category": "Cat3",
    "video_path": "media/unav100/videos/VLNKqrVmD9g.mp4",
    "duration": 46.973968,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4195",
    "category": "Cat3",
    "video_path": "media/coin/videos/kdyQdqH5dPw.mp4",
    "duration": 105.581,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5805",
    "category": "Cat3",
    "video_path": "media/coin/videos/1qAKwHs-xJc.mp4",
    "duration": 193.101,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1515",
    "category": "Cat3",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8660",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.2,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_1795",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_8610",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.496,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1485",
    "category": "Cat3",
    "video_path": "media/ave/videos/1SMerEFcw_E.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0090",
    "category": "Cat3",
    "video_path": "media/coin/videos/l_pp-1qu9Ig.mp4",
    "duration": 113.141,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1240",
    "category": "Cat3",
    "video_path": "media/ave/videos/3O8GirGuUL4.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_2420",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00006031.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1260",
    "category": "Cat3",
    "video_path": "media/coin/videos/BcDQJynATUk.mp4",
    "duration": 85.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0274",
    "category": "Cat3",
    "video_path": "media/unav100/videos/7wD2GwFZxxY.mp4",
    "duration": 43.019019,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2185",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/5PbJQv6WkBA.mp4",
    "duration": 370.601,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0170",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/75BiOswLc10.mp4",
    "duration": 60.046803,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_8730",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1360",
    "category": "Cat3",
    "video_path": "media/coin/videos/F5JeSnLF_N0.mp4",
    "duration": 64.741,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_5515",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/AmsZlVPWqGw.mp4",
    "duration": 10.030706,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3260",
    "category": "Cat3",
    "video_path": "media/coin/videos/2OUntondSkI.mp4",
    "duration": 156.761,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_4110",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2239.mp4",
    "duration": 19.008,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_4980",
    "category": "Cat3",
    "video_path": "media/coin/videos/f_GrzLHXSQw.mp4",
    "duration": 190.901,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1470",
    "category": "Cat3",
    "video_path": "media/ave/videos/7lLbVG85YcE.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2580",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/N_x3pPx8TWk.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3445",
    "category": "Cat3",
    "video_path": "media/coin/videos/hC5H3SkZAaA.mp4",
    "duration": 141.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_1538",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00002233.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1910",
    "category": "Cat3",
    "video_path": "media/ave/videos/59nR0HbNqqo.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2300",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/3Bt9Zpx8E4g.mp4",
    "duration": 143.940499,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_7405",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.512,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_0310",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_3350",
    "category": "Cat3",
    "video_path": "media/unav100/videos/7IVwirRF3W0.mp4",
    "duration": 39.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1135",
    "category": "Cat3",
    "video_path": "media/ave/videos/-660yf6Dwb0.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3645",
    "category": "Cat3",
    "video_path": "media/coin/videos/BNAtm16kVkc.mp4",
    "duration": 37.941406,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0430",
    "category": "Cat3",
    "video_path": "media/ave/videos/4LaTWnw4_Z8.mp4",
    "duration": 10.061281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_1270",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_6181.mp4",
    "duration": 18.837,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0966",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00003410.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_5110",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_4828.mp4",
    "duration": 24.682993,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0695",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3115",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/7sqKizBX0Zk.mp4",
    "duration": 30.116281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_0805",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/3F2x54nOz6g.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5800",
    "category": "Cat3",
    "video_path": "media/coin/videos/_8OJPszhlTQ.mp4",
    "duration": 65.294512,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_0475",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.475011,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3505",
    "category": "Cat3",
    "video_path": "media/coin/videos/4kC78ea4c9g.mp4",
    "duration": 170.721,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_4218",
    "category": "Cat3",
    "video_path": "media/unav100/videos/CIOyzuncSdk.mp4",
    "duration": 15.000091,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1995",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/DmGkhygs4_k.mp4",
    "duration": 15.001,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_3865",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.039002,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0015",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/T710OEbZUKU.mp4",
    "duration": 182.903583,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0235",
    "category": "Cat3",
    "video_path": "media/ave/videos/ALP8_z817Uw.mp4",
    "duration": 10.04644,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_6080",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.643,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_4302",
    "category": "Cat3",
    "video_path": "media/unav100/videos/pbVP6Z1c4_k.mp4",
    "duration": 51.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_6170",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_3945",
    "category": "Cat3",
    "video_path": "media/coin/videos/0aVupKCufGg.mp4",
    "duration": 94.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2795",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/CNnEqypUvSQ.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3580",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/3_lvUQ4M_G8.mp4",
    "duration": 167.021134,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_1585",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/FsTXNxD8M2A.mp4",
    "duration": 10.016807,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0620",
    "category": "Cat3",
    "video_path": "media/unav100/videos/0-H86ZEzNe4.mp4",
    "duration": 31.486259,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0990",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00000413.mp4",
    "duration": 49.583333,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2435",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_3525",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/GmetnCLxFHE.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3100",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/9LI_Z4Xh-40.mp4",
    "duration": 218.940952,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0940",
    "category": "Cat3",
    "video_path": "media/coin/videos/I7OOt6cQfjM.mp4",
    "duration": 195.421,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2460",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_0135",
    "category": "Cat3",
    "video_path": "media/coin/videos/OPJ8od5-9k0.mp4",
    "duration": 139.900227,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2415",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/x0fI4QXOz9M.mp4",
    "duration": 59.814603,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_3390",
    "category": "Cat3",
    "video_path": "media/unav100/videos/0Q54PG-_maE.mp4",
    "duration": 52.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3335",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/EcKaybxKLqI.mp4",
    "duration": 32.206077,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_0785",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/LWfC-jjMe_A.mp4",
    "duration": 147.771791,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_0078",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/00007197.mp4",
    "duration": 60.003991,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_2830",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/E1ep57TU23A.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3450",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_0420",
    "category": "Cat3",
    "video_path": "media/unav100/videos/ALdjQ9kbwd8.mp4",
    "duration": 42.008633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_2520",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/3-6EpvIgyDY.mp4",
    "duration": 246.781678,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_6975",
    "category": "Cat3",
    "video_path": "media/coin/videos/2OYEspC71G8.mp4",
    "duration": 176.361,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1030",
    "category": "Cat3",
    "video_path": "media/coin/videos/2npoZ7SdAHw.mp4",
    "duration": 112.301,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_1510",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/_FYM-K4XniU.mp4",
    "duration": 46.781,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_0135",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.016009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_2100",
    "category": "Cat3",
    "video_path": "media/coin/videos/7vK7lTghbe0.mp4",
    "duration": 490.501,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_3504",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/eva00000963.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_0880",
    "category": "Cat3",
    "video_path": "media/ave/videos/5jGW04-qCqA.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ov-avebench_3515",
    "category": "Cat3",
    "video_path": "media/ov_avebench/videos/KVMd1zCQaQY.mp4",
    "duration": 73.676916,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2685",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/3ISCjujmTtc.mp4",
    "duration": 274.204444,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_perception_test_4475",
    "category": "Cat3",
    "video_path": "media/perception_test/videos/video_2774.mp4",
    "duration": 28.373,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_unav-100_4298",
    "category": "Cat3",
    "video_path": "media/unav100/videos/TtO9wzZ3LFA.mp4",
    "duration": 45.011633,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_llp__avvp_4015",
    "category": "Cat3",
    "video_path": "media/llp_avvp/videos/DZouIJT89m4.mp4",
    "duration": 10.01,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_5700",
    "category": "Cat3",
    "video_path": "media/coin/videos/fMCWIeqH7VA.mp4",
    "duration": 230.086531,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_ave_1340",
    "category": "Cat3",
    "video_path": "media/ave/videos/T192PyU-mko.mp4",
    "duration": 10.0,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_coin_1635",
    "category": "Cat3",
    "video_path": "media/coin/videos/B-y8hFFSjXM.mp4",
    "duration": 115.281,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_r-avst_2060",
    "category": "Cat3",
    "video_path": "media/r_avst/videos/3nqELeTLYBs.mp4",
    "duration": 217.081,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat3_music-avqa_3138",
    "category": "Cat3",
    "video_path": "media/music_avqa/videos/sa00008593.mp4",
    "duration": 60.056009,
    "question": "Is the audio-visual synchronization intact in this video?",
    "answer": "yes"
  },
  {
    "id": "cat4_coin_1559",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1559.mp4",
    "duration": 33.0,
    "question": "Given the steps: (1) prepare the soil carefully, (2) sow on the soil, (3) cover with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "prepare the soil carefully",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "sow on the soil",
          "start": 10.0,
          "end": 16.0
        },
        {
          "step": "cover with some soil",
          "start": 20.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "water and fertilize the seeds",
        "start": 29.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_1350",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1350.mp4",
    "duration": 20.02,
    "question": "Given the steps: (1) squat and hold the barbell, (2) pull the barbell to the chin, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 10.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 15.0,
        "end": 18.0
      }
    }
  },
  {
    "id": "cat4_coin_0215",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0215.mp4",
    "duration": 27.06,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "begin to jump up",
          "start": 12.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 22.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4101",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4101.mp4",
    "duration": 12.8,
    "question": "Given the sequence: (1) putting a plastic bottle on top of a mug (2) showing a green glass bottle to the camera (3) showing a glass bottle of oil to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a plastic bottle on top of a mug",
          "start": 0.7333,
          "end": 2.2667
        },
        {
          "step": "showing a green glass bottle to the camera",
          "start": 3.6,
          "end": 6.1
        },
        {
          "step": "showing a glass bottle of oil to the camera",
          "start": 7.1,
          "end": 9.7
        }
      ],
      "target_step": {
        "event": "pushing a cucumber",
        "start": 9.9,
        "end": 10.8
      }
    }
  },
  {
    "id": "cat4_perception_test_6326",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6326.mp4",
    "duration": 9.962,
    "question": "Given the sequence: (1) putting a card on top of a card (2) putting a card on top of a card (3) showing a card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a card on top of a card",
          "start": 2.0,
          "end": 2.5331
        },
        {
          "step": "putting a card on top of a card",
          "start": 3.2328,
          "end": 3.9991
        },
        {
          "step": "showing a card to the camera",
          "start": 4.4322,
          "end": 5.8982
        }
      ],
      "target_step": {
        "event": "showing a card to the camera",
        "start": 6.0981,
        "end": 7.9306
      }
    }
  },
  {
    "id": "cat4_coin_0402",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0402.mp4",
    "duration": 59.0583,
    "question": "Given the steps: (1) take out after freezing, (2) melt the soap block, (3) melt the soap block – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out after freezing",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "melt the soap block",
          "start": 27.0,
          "end": 29.0
        },
        {
          "step": "melt the soap block",
          "start": 35.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "put the melted soap block into the vessel",
        "start": 53.0,
        "end": 57.0
      }
    }
  },
  {
    "id": "cat4_coin_0153",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0153.mp4",
    "duration": 34.5,
    "question": "Given the steps: (1) cut up the garlics, (2) smash the garlics with the knife face, (3) smash the garlics with the knife face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut up the garlics",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 4.0,
          "end": 5.5
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 8.5,
          "end": 10.5
        }
      ],
      "target_step": {
        "event": "cut up the garlics",
        "start": 27.0,
        "end": 32.5
      }
    }
  },
  {
    "id": "cat4_coin_1817",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1817.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) paste protector on the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "paste protector on the screen",
          "start": 8.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 14.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_1278",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1278.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) cut tiles, (2) wipe adhesive and bedding layer, (3) tile the wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut tiles",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "tile the wall",
          "start": 10.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "prepare adhesive",
        "start": 21.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1750",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1750.mp4",
    "duration": 44.0,
    "question": "Given the steps: (1) unscrew gun head, (2) pull out a lock lever at bottom of gun, (3) open the lid of new container – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew gun head",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "pull out a lock lever at bottom of gun",
          "start": 13.0,
          "end": 17.0
        },
        {
          "step": "open the lid of new container",
          "start": 31.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "put in a new grease container",
        "start": 38.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0793",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0793.mp4",
    "duration": 49.0,
    "question": "Given the steps: (1) unload the wheel, (2) remove the inner tube, (3) load the inner tube – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unload the wheel",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "remove the inner tube",
          "start": 7.0,
          "end": 14.0
        },
        {
          "step": "load the inner tube",
          "start": 16.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "load the wheel",
        "start": 29.0,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_1347",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1347.mp4",
    "duration": 23.056,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) stand up with straight legs, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "stand up with straight legs",
          "start": 10.0,
          "end": 12.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 20.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0693",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0693.mp4",
    "duration": 47.5471,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) remove the old watch band and reconnect – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 8.5
        },
        {
          "step": "push the pin out",
          "start": 9.0,
          "end": 15.5
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 27.0,
          "end": 33.5
        }
      ],
      "target_step": {
        "event": "put the pin in",
        "start": 34.0,
        "end": 45.5
      }
    }
  },
  {
    "id": "cat4_coin_0132",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0132.mp4",
    "duration": 79.012,
    "question": "Given the steps: (1) strip the insulation, (2) arrange the seperated wire, (3) arrange the seperated wire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "strip the insulation",
          "start": 2.0,
          "end": 27.0
        },
        {
          "step": "arrange the seperated wire",
          "start": 28.0,
          "end": 37.0
        },
        {
          "step": "arrange the seperated wire",
          "start": 68.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "cut a certain length",
        "start": 75.0,
        "end": 77.0
      }
    }
  },
  {
    "id": "cat4_coin_1020",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1020.mp4",
    "duration": 17.0,
    "question": "Given the steps: (1) rise to the sky, (2) rise to the sky, (3) rise to the sky – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rise to the sky",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "rise to the sky",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "rise to the sky",
          "start": 13.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "ski down from the hill",
        "start": 14.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_coin_1567",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1567.mp4",
    "duration": 44.0,
    "question": "Given the steps: (1) put the washed rice into the rice cooker, (2) put the washed rice into the rice cooker, (3) cook the rice by rice cooker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the washed rice into the rice cooker",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 11.0,
          "end": 15.0
        },
        {
          "step": "cook the rice by rice cooker",
          "start": 31.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "cook the rice by rice cooker",
        "start": 38.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0576",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0576.mp4",
    "duration": 43.0426,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "do the third jump",
          "start": 13.0,
          "end": 17.0
        },
        {
          "step": "begin to run up",
          "start": 21.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 32.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_coin_0545",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0545.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the third jump",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "do the first two jumps",
          "start": 11.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_1184",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1184.mp4",
    "duration": 63.5301,
    "question": "Given the steps: (1) pull out the screen connector and remove the screen, (2) unscrew the screws used to fix the screen, (3) unscrew the screws used to fix the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 16.0,
          "end": 31.5
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 39.0,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "pull out the screen connector and remove the screen",
        "start": 58.0,
        "end": 61.5
      }
    }
  },
  {
    "id": "cat4_coin_1132",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1132.mp4",
    "duration": 152.0185,
    "question": "Given the steps: (1) remove the door knob, (2) remove the bolt and pin board, (3) install the new bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the door knob",
          "start": 2.0,
          "end": 8.5
        },
        {
          "step": "remove the bolt and pin board",
          "start": 9.0,
          "end": 15.0
        },
        {
          "step": "install the new bolt",
          "start": 53.5,
          "end": 101.5
        }
      ],
      "target_step": {
        "event": "install the new door knob",
        "start": 102.5,
        "end": 150.0
      }
    }
  },
  {
    "id": "cat4_coin_1517",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1517.mp4",
    "duration": 37.003,
    "question": "Given the steps: (1) tile the wall, (2) wipe adhesive and bedding layer, (3) tile the wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tile the wall",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "tile the wall",
          "start": 8.0,
          "end": 19.5
        }
      ],
      "target_step": {
        "event": "cut tiles",
        "start": 27.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_coin_0032",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0032.mp4",
    "duration": 120.0,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 22.0,
          "end": 27.0
        },
        {
          "step": "mix the raw materials",
          "start": 28.0,
          "end": 67.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 74.0,
        "end": 118.0
      }
    }
  },
  {
    "id": "cat4_coin_1839",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1839.mp4",
    "duration": 40.0,
    "question": "Given the steps: (1) show the blank paper, (2) fold or fire the blank paper, (3) show the money to the audience – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the blank paper",
          "start": 0.0,
          "end": 11.0
        },
        {
          "step": "fold or fire the blank paper",
          "start": 11.0,
          "end": 24.0
        },
        {
          "step": "show the money to the audience",
          "start": 34.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "fold or fire the blank paper",
        "start": 36.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_0074",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0074.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 8.0,
          "end": 13.0
        },
        {
          "step": "do the third jump",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 19.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_0751",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0751.mp4",
    "duration": 62.0,
    "question": "Given the steps: (1) set up the brackets, (2) set up the platfond, (3) fix the ground nail – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set up the brackets",
          "start": 2.0,
          "end": 35.0
        },
        {
          "step": "set up the platfond",
          "start": 35.0,
          "end": 49.0
        },
        {
          "step": "fix the ground nail",
          "start": 50.0,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "set up the platfond",
        "start": 56.0,
        "end": 60.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6116",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6116.mp4",
    "duration": 17.916,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) covering something with something (3) showing something to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 5.9961
        },
        {
          "step": "covering something with something",
          "start": 6.1626,
          "end": 7.6612
        },
        {
          "step": "showing something to the camera",
          "start": 7.9609,
          "end": 11.8238
        }
      ],
      "target_step": {
        "event": "putting a yellow ring on top of a circle",
        "start": 14.8209,
        "end": 15.8865
      }
    }
  },
  {
    "id": "cat4_perception_test_4931",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4931.mp4",
    "duration": 17.1042,
    "question": "Given the sequence: (1) putting money into wallet (2) opening wallet (3) closing wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting money into wallet",
          "start": 2.0,
          "end": 11.0692
        },
        {
          "step": "opening wallet",
          "start": 9.7355,
          "end": 11.2693
        },
        {
          "step": "closing wallet",
          "start": 11.2693,
          "end": 12.703
        }
      ],
      "target_step": {
        "event": "putting wallet into bag",
        "start": 12.6363,
        "end": 15.0703
      }
    }
  },
  {
    "id": "cat4_coin_1066",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1066.mp4",
    "duration": 39.0386,
    "question": "Given the steps: (1) press the corresponding button, (2) insert money into the vending machine, (3) take out the goods – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the corresponding button",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "insert money into the vending machine",
          "start": 4.5,
          "end": 14.5
        },
        {
          "step": "take out the goods",
          "start": 15.0,
          "end": 26.5
        }
      ],
      "target_step": {
        "event": "press the corresponding button",
        "start": 32.5,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0093",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0093.mp4",
    "duration": 22.569,
    "question": "Given the sequence: (1) moving a salt shaker and a fork (2) mixing tea with a spoon (3) putting sugar into the tea - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a salt shaker and a fork",
          "start": 2.0,
          "end": 5.1333
        },
        {
          "step": "mixing tea with a spoon",
          "start": 6.0333,
          "end": 9.3333
        },
        {
          "step": "putting sugar into the tea",
          "start": 8.7667,
          "end": 13.5333
        }
      ],
      "target_step": {
        "event": "mixing tea with a spoon",
        "start": 12.4667,
        "end": 22.5333
      }
    }
  },
  {
    "id": "cat4_coin_0068",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0068.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 13.0,
          "end": 17.0
        },
        {
          "step": "do the third jump",
          "start": 18.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 23.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0717",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0717.mp4",
    "duration": 49.5488,
    "question": "Given the steps: (1) shave carefully on the face, (2) shave carefully on the face, (3) shave carefully on the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shave carefully on the face",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "shave carefully on the face",
          "start": 7.5,
          "end": 15.5
        },
        {
          "step": "shave carefully on the face",
          "start": 30.5,
          "end": 37.5
        }
      ],
      "target_step": {
        "event": "do facial care carefully",
        "start": 44.5,
        "end": 47.5
      }
    }
  },
  {
    "id": "cat4_coin_1201",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1201.mp4",
    "duration": 168.0012,
    "question": "Given the steps: (1) replace the old shower head, (2) wrap the pipe band, (3) wrap the pipe band – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "replace the old shower head",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "wrap the pipe band",
          "start": 58.0,
          "end": 63.0
        },
        {
          "step": "wrap the pipe band",
          "start": 112.0,
          "end": 119.0
        }
      ],
      "target_step": {
        "event": "install the new shower head",
        "start": 120.0,
        "end": 166.0
      }
    }
  },
  {
    "id": "cat4_coin_0718",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0718.mp4",
    "duration": 99.0,
    "question": "Given the steps: (1) prepare the filler, (2) fry or grill, (3) fry or grill – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "prepare the filler",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "fry or grill",
          "start": 40.0,
          "end": 48.0
        },
        {
          "step": "fry or grill",
          "start": 53.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "put the filler on the bread slice",
        "start": 60.0,
        "end": 97.0
      }
    }
  },
  {
    "id": "cat4_coin_1026",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1026.mp4",
    "duration": 149.0155,
    "question": "Given the steps: (1) fry salmon, (2) add seasoning on the salmon, (3) fry salmon – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fry salmon",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "add seasoning on the salmon",
          "start": 19.0,
          "end": 23.0
        },
        {
          "step": "fry salmon",
          "start": 40.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "add seasoning on the salmon",
        "start": 93.0,
        "end": 147.0
      }
    }
  },
  {
    "id": "cat4_coin_0712",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0712.mp4",
    "duration": 56.5148,
    "question": "Given the steps: (1) shave roughly on the face, (2) shave roughly on the face, (3) apply cleansing milk to the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shave roughly on the face",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "shave roughly on the face",
          "start": 10.0,
          "end": 19.0
        },
        {
          "step": "apply cleansing milk to the face",
          "start": 23.5,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "apply cleansing milk to the face",
        "start": 43.0,
        "end": 54.5
      }
    }
  },
  {
    "id": "cat4_coin_0172",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0172.mp4",
    "duration": 68.0263,
    "question": "Given the steps: (1) melt the wax with water, (2) melt the wax with water, (3) melt the wax with water – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the wax with water",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "melt the wax with water",
          "start": 30.0,
          "end": 38.0
        },
        {
          "step": "melt the wax with water",
          "start": 40.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "pour the wax into the vessel",
        "start": 42.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_coin_1595",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1595.mp4",
    "duration": 83.0163,
    "question": "Given the steps: (1) show the whole rope again, (2) knot the rope, (3) show the whole rope again – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the whole rope again",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "knot the rope",
          "start": 11.0,
          "end": 27.0
        },
        {
          "step": "show the whole rope again",
          "start": 57.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "knot the rope",
        "start": 70.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_1639",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1639.mp4",
    "duration": 26.5,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) aim at the pin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "push the pin out",
          "start": 5.0,
          "end": 7.5
        },
        {
          "step": "aim at the pin",
          "start": 16.0,
          "end": 21.5
        }
      ],
      "target_step": {
        "event": "push the pin out",
        "start": 22.0,
        "end": 24.5
      }
    }
  },
  {
    "id": "cat4_coin_0069",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0069.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "do the first two jumps",
          "start": 12.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 17.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_1495",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1495.mp4",
    "duration": 97.0303,
    "question": "Given the steps: (1) cut ingredients, (2) cut ingredients, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "cut ingredients",
          "start": 19.0,
          "end": 29.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 39.0,
          "end": 84.0
        }
      ],
      "target_step": {
        "event": "stir the ingredients",
        "start": 88.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_coin_0684",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0684.mp4",
    "duration": 119.468,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) rub and drag the materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "rub and drag the materials",
          "start": 9.0,
          "end": 48.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 57.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 62.0,
        "end": 119.0
      }
    }
  },
  {
    "id": "cat4_coin_0575",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0575.mp4",
    "duration": 40.0396,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "do the first two jumps",
          "start": 9.0,
          "end": 19.0
        },
        {
          "step": "do the third jump",
          "start": 20.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 28.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_1345",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1345.mp4",
    "duration": 19.019,
    "question": "Given the steps: (1) put down the barbell, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 7.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_1017",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1017.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) rise to the sky, (2) fall to the ground, (3) rise to the sky – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rise to the sky",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "fall to the ground",
          "start": 7.0,
          "end": 8.0
        },
        {
          "step": "rise to the sky",
          "start": 11.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "rise to the sky",
        "start": 13.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1334",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1334.mp4",
    "duration": 15.015,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) put down the barbell, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put down the barbell",
          "start": 7.0,
          "end": 8.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 11.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_0264",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0264.mp4",
    "duration": 30.063,
    "question": "Given the steps: (1) take out the toner cartridge, (2) insert a new toner cartridge, (3) insert a new toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the toner cartridge",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 13.0,
          "end": 19.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 20.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "close the front door or cover of the printer",
        "start": 27.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0067",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0067.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 19.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 24.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0948",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0948.mp4",
    "duration": 118.0,
    "question": "Given the steps: (1) wet and wash the hair, (2) scratch the hair carefully, (3) wet and wash the hair – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wet and wash the hair",
          "start": 2.0,
          "end": 45.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 46.0,
          "end": 83.0
        },
        {
          "step": "wet and wash the hair",
          "start": 84.0,
          "end": 101.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 102.0,
        "end": 116.0
      }
    }
  },
  {
    "id": "cat4_coin_1878",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1878.mp4",
    "duration": 20.0,
    "question": "Given the steps: (1) do the first layup, (2) dribble in the field, (3) pass the basketball into the hole at the first time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first layup",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "dribble in the field",
          "start": 5.0,
          "end": 10.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 11.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "shoot towards the basket",
        "start": 15.0,
        "end": 18.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1841",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1841.mp4",
    "duration": 13.9282,
    "question": "Given the sequence: (1) putting book into backpack (2) putting pens into backpack (3) putting cloth into backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting book into backpack",
          "start": 2.0,
          "end": 5.5987
        },
        {
          "step": "putting pens into backpack",
          "start": 6.0985,
          "end": 7.2981
        },
        {
          "step": "putting cloth into backpack",
          "start": 8.0312,
          "end": 9.1308
        }
      ],
      "target_step": {
        "event": "putting sweater into backpack",
        "start": 9.9305,
        "end": 11.8965
      }
    }
  },
  {
    "id": "cat4_coin_1819",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1819.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) paste protector on the screen, (2) wipe the screen, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "paste protector on the screen",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "wipe the screen",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "remove the original protector",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 15.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1191",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1191.mp4",
    "duration": 24.024,
    "question": "Given the steps: (1) put strawberries and other fruits into the juicer, (2) put yogurt, honey and other ingredients into the juicer, (3) put yogurt, honey and other ingredients into the juicer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put strawberries and other fruits into the juicer",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "shake and juice",
        "start": 16.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_1797",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1797.mp4",
    "duration": 30.03,
    "question": "Given the steps: (1) pass the basketball into the hole at the second time, (2) shoot towards the basket, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "shoot towards the basket",
          "start": 7.0,
          "end": 13.0
        },
        {
          "step": "dribble in the field",
          "start": 19.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 23.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_1366",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1366.mp4",
    "duration": 15.015,
    "question": "Given the steps: (1) put down the barbell, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 8.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 11.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_0713",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0713.mp4",
    "duration": 56.5558,
    "question": "Given the steps: (1) shave roughly on the face, (2) apply cleansing milk to the face, (3) apply cleansing milk to the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shave roughly on the face",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "apply cleansing milk to the face",
          "start": 15.5,
          "end": 27.0
        },
        {
          "step": "apply cleansing milk to the face",
          "start": 35.0,
          "end": 46.5
        }
      ],
      "target_step": {
        "event": "shave carefully on the face",
        "start": 50.0,
        "end": 54.5
      }
    }
  },
  {
    "id": "cat4_perception_test_4325",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4325.mp4",
    "duration": 14.176,
    "question": "Given the sequence: (1) closing a door (2) dropping a yellow cloth on a paper (3) dropping a yellow ball on a paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing a door",
          "start": 2.0,
          "end": 6.4259
        },
        {
          "step": "dropping a yellow cloth on a paper",
          "start": 3.9967,
          "end": 5.4942
        },
        {
          "step": "dropping a yellow ball on a paper",
          "start": 7.1581,
          "end": 7.8236
        }
      ],
      "target_step": {
        "event": "closing a door",
        "start": 9.0216,
        "end": 12.1497
      }
    }
  },
  {
    "id": "cat4_coin_1515",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1515.mp4",
    "duration": 27.06,
    "question": "Given the steps: (1) tile the wall, (2) wipe adhesive and bedding layer, (3) tile the wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tile the wall",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 17.5,
          "end": 19.0
        },
        {
          "step": "tile the wall",
          "start": 20.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "wipe adhesive and bedding layer",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_0315",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0315.mp4",
    "duration": 92.0253,
    "question": "Given the steps: (1) fry the dough, (2) flatten the dough, (3) fry the dough – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fry the dough",
          "start": 1.0,
          "end": 2.0
        },
        {
          "step": "flatten the dough",
          "start": 13.0,
          "end": 23.0
        },
        {
          "step": "fry the dough",
          "start": 42.0,
          "end": 83.0
        }
      ],
      "target_step": {
        "event": "fry the dough",
        "start": 88.0,
        "end": 90.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4789",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4789.mp4",
    "duration": 11.7852,
    "question": "Given the sequence: (1) dropping a nail clipper on top of a coin (2) dropping a clothespin on top of a nail clipper (3) dropping a black comb on top of a clothespin - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a nail clipper on top of a coin",
          "start": 2.0,
          "end": 2.0695
        },
        {
          "step": "dropping a clothespin on top of a nail clipper",
          "start": 4.1903,
          "end": 4.2598
        },
        {
          "step": "dropping a black comb on top of a clothespin",
          "start": 6.9021,
          "end": 7.0412
        }
      ],
      "target_step": {
        "event": "dropping a black battery on top of a comb",
        "start": 9.5791,
        "end": 9.7182
      }
    }
  },
  {
    "id": "cat4_perception_test_6249",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6249.mp4",
    "duration": 13.7641,
    "question": "Given the sequence: (1) shuffling cards (2) showing a card to the camera (3) showing a card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling cards",
          "start": 2.0,
          "end": 5.6082
        },
        {
          "step": "showing a card to the camera",
          "start": 5.4746,
          "end": 7.713
        },
        {
          "step": "showing a card to the camera",
          "start": 7.9468,
          "end": 9.5839
        }
      ],
      "target_step": {
        "event": "showing a card to the camera",
        "start": 9.8512,
        "end": 11.8223
      }
    }
  },
  {
    "id": "cat4_coin_0835",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0835.mp4",
    "duration": 56.0,
    "question": "Given the steps: (1) ink the marked area, (2) transfer print, (3) ink the marked area – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "ink the marked area",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "transfer print",
          "start": 19.0,
          "end": 22.0
        },
        {
          "step": "ink the marked area",
          "start": 23.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "transfer print",
        "start": 50.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_coin_1831",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1831.mp4",
    "duration": 81.5148,
    "question": "Given the steps: (1) fill the pit with some soil, (2) fill the pit with some soil, (3) fill the pit with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fill the pit with some soil",
          "start": 2.0,
          "end": 37.5
        },
        {
          "step": "fill the pit with some soil",
          "start": 42.5,
          "end": 47.0
        },
        {
          "step": "fill the pit with some soil",
          "start": 52.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "fill the pit with some soil",
        "start": 61.0,
        "end": 79.5
      }
    }
  },
  {
    "id": "cat4_coin_0794",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0794.mp4",
    "duration": 55.0,
    "question": "Given the steps: (1) draw an outline, (2) carve along the outline, (3) remove pumpkin pedicle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "draw an outline",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "carve along the outline",
          "start": 24.0,
          "end": 45.0
        },
        {
          "step": "remove pumpkin pedicle",
          "start": 46.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "clean up the interior of thepumpkin",
        "start": 48.0,
        "end": 53.0
      }
    }
  },
  {
    "id": "cat4_perception_test_7016",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_7016.mp4",
    "duration": 7.9233,
    "question": "Given the sequence: (1) moving orange letters around (2) putting letter 'b' on top of table (3) moving orange letters around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving orange letters around",
          "start": 2.0,
          "end": 2.233
        },
        {
          "step": "putting letter 'b' on top of table",
          "start": 3.1985,
          "end": 3.831
        },
        {
          "step": "moving orange letters around",
          "start": 4.0641,
          "end": 4.3304
        }
      ],
      "target_step": {
        "event": "putting letter 'c' on top of table",
        "start": 5.2626,
        "end": 5.8951
      }
    }
  },
  {
    "id": "cat4_coin_1773",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1773.mp4",
    "duration": 89.0,
    "question": "Given the steps: (1) add some cleaner to clean and wet the lenses and take out the lenses, (2) add some cleaner to clean and wet the lenses and take out the lenses, (3) wear the  contact lenses – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add some cleaner to clean and wet the lenses and take out the lenses",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "add some cleaner to clean and wet the lenses and take out the lenses",
          "start": 34.0,
          "end": 37.0
        },
        {
          "step": "wear the  contact lenses",
          "start": 56.0,
          "end": 62.0
        }
      ],
      "target_step": {
        "event": "wear the  contact lenses",
        "start": 68.0,
        "end": 87.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1399",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1399.mp4",
    "duration": 7.3879,
    "question": "Given the sequence: (1) putting letter F on top of paper (2) putting letter C into letter F (3) moving letter I around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting letter F on top of paper",
          "start": 2.0,
          "end": 2.888
        },
        {
          "step": "putting letter C into letter F",
          "start": 2.0355,
          "end": 2.3197
        },
        {
          "step": "moving letter I around",
          "start": 3.6694,
          "end": 4.3798
        }
      ],
      "target_step": {
        "event": "putting letter G on top of paper",
        "start": 4.877,
        "end": 5.3743
      }
    }
  },
  {
    "id": "cat4_coin_1874",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1874.mp4",
    "duration": 20.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the second time, (2) shoot towards the basket, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "shoot towards the basket",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "dribble in the field",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 16.0,
        "end": 18.0
      }
    }
  },
  {
    "id": "cat4_coin_1376",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1376.mp4",
    "duration": 114.0,
    "question": "Given the steps: (1) install the wheels for the base, (2) assemble the cushion and the backrest, (3) connect the chair and the base – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the wheels for the base",
          "start": 2.0,
          "end": 22.0
        },
        {
          "step": "assemble the cushion and the backrest",
          "start": 36.0,
          "end": 97.0
        },
        {
          "step": "connect the chair and the base",
          "start": 100.0,
          "end": 102.0
        }
      ],
      "target_step": {
        "event": "assemble the cushion and the backrest",
        "start": 105.0,
        "end": 112.0
      }
    }
  },
  {
    "id": "cat4_coin_0578",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0578.mp4",
    "duration": 45.0116,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "do the first two jumps",
          "start": 13.0,
          "end": 22.0
        },
        {
          "step": "do the third jump",
          "start": 23.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 33.0,
        "end": 43.0
      }
    }
  },
  {
    "id": "cat4_coin_1152",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1152.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) put down the barbell, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 15.0,
          "end": 19.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 19.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 25.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0098",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0098.mp4",
    "duration": 43.0096,
    "question": "Given the steps: (1) flush and wash the interior, (2) apply detergent to the intertior of the toilet, (3) scrub the toilet interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "flush and wash the interior",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 13.0,
          "end": 18.0
        },
        {
          "step": "scrub the toilet interior",
          "start": 30.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "flush and wash the interior",
        "start": 35.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4830",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4830.mp4",
    "duration": 17.4407,
    "question": "Given the sequence: (1) putting onion into cup (2) putting container on book (3) putting pen on cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting onion into cup",
          "start": 2.0,
          "end": 3.8252
        },
        {
          "step": "putting container on book",
          "start": 5.9883,
          "end": 7.6107
        },
        {
          "step": "putting pen on cup",
          "start": 9.7739,
          "end": 11.9371
        }
      ],
      "target_step": {
        "event": "putting knife on container",
        "start": 13.8974,
        "end": 15.4184
      }
    }
  },
  {
    "id": "cat4_coin_0782",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0782.mp4",
    "duration": 38.0,
    "question": "Given the steps: (1) mix and pickle, (2) string together, (3) prepare seasonings and side dishes – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix and pickle",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "string together",
          "start": 23.0,
          "end": 26.0
        },
        {
          "step": "prepare seasonings and side dishes",
          "start": 27.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "string together",
        "start": 31.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0225",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0225.mp4",
    "duration": 30.063,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 15.0
        },
        {
          "step": "fall to the ground",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 22.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0895",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0895.mp4",
    "duration": 19.052,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "pour raw materials",
          "start": 10.0,
          "end": 11.0
        },
        {
          "step": "mix raw materials",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 14.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0737",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0737.mp4",
    "duration": 39.0056,
    "question": "Given the steps: (1) push the pin out, (2) remove the old watch band and reconnect, (3) put the pin in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 18.5,
          "end": 22.0
        },
        {
          "step": "put the pin in",
          "start": 22.5,
          "end": 29.5
        }
      ],
      "target_step": {
        "event": "push the pin in",
        "start": 30.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1049",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1049.mp4",
    "duration": 17.405,
    "question": "Given the sequence: (1) taking an egg out of an egg carton (2) covering an egg carton with a lid (3) breaking an egg into a glass bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking an egg out of an egg carton",
          "start": 2.0,
          "end": 3.5309
        },
        {
          "step": "covering an egg carton with a lid",
          "start": 3.065,
          "end": 3.8637
        },
        {
          "step": "breaking an egg into a glass bowl",
          "start": 3.5642,
          "end": 7.7575
        }
      ],
      "target_step": {
        "event": "putting an eggshell into a glass bowl",
        "start": 7.5911,
        "end": 15.3787
      }
    }
  },
  {
    "id": "cat4_coin_0288",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0288.mp4",
    "duration": 44.002,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 0.0,
          "end": 8.0
        },
        {
          "step": "pour raw materials",
          "start": 16.0,
          "end": 22.0
        },
        {
          "step": "mix raw materials",
          "start": 23.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 37.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0748",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0748.mp4",
    "duration": 311.0218,
    "question": "Given the steps: (1) wipe off the cleaning agent, (2) spray the cleaning agent on the car window, (3) wipe off the cleaning agent – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe off the cleaning agent",
          "start": 2.0,
          "end": 63.0
        },
        {
          "step": "spray the cleaning agent on the car window",
          "start": 81.0,
          "end": 93.0
        },
        {
          "step": "wipe off the cleaning agent",
          "start": 98.0,
          "end": 147.0
        }
      ],
      "target_step": {
        "event": "apply the cleaning agent with towel evenly",
        "start": 221.0,
        "end": 309.0
      }
    }
  },
  {
    "id": "cat4_coin_1156",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1156.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) put down the barbell, (2) lift the barbell from the chin over the head, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 12.0,
          "end": 19.0
        },
        {
          "step": "put down the barbell",
          "start": 20.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 24.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6569",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6569.mp4",
    "duration": 13.9784,
    "question": "Given the sequence: (1) closing a pink wallet (2) opening a blue handbag (3) putting a pink wallet into a blue handbag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing a pink wallet",
          "start": 2.0,
          "end": 5.6628
        },
        {
          "step": "opening a blue handbag",
          "start": 5.6964,
          "end": 7.7462
        },
        {
          "step": "putting a pink wallet into a blue handbag",
          "start": 7.7798,
          "end": 9.4936
        }
      ],
      "target_step": {
        "event": "closing a blue handbag",
        "start": 9.5272,
        "end": 11.913
      }
    }
  },
  {
    "id": "cat4_coin_1753",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1753.mp4",
    "duration": 80.0,
    "question": "Given the steps: (1) put in a new grease container, (2) open the lid of new container, (3) screw gun head back – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put in a new grease container",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "open the lid of new container",
          "start": 9.0,
          "end": 15.0
        },
        {
          "step": "screw gun head back",
          "start": 20.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "try to press gun head, spray residual old grease",
        "start": 59.0,
        "end": 78.0
      }
    }
  },
  {
    "id": "cat4_coin_1772",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1772.mp4",
    "duration": 83.0,
    "question": "Given the steps: (1) wet and wash hands, (2) add some cleaner to clean and wet the lenses and take out the lenses, (3) add some cleaner to clean and wet the lenses and take out the lenses – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wet and wash hands",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "add some cleaner to clean and wet the lenses and take out the lenses",
          "start": 21.0,
          "end": 27.0
        },
        {
          "step": "add some cleaner to clean and wet the lenses and take out the lenses",
          "start": 53.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "wear the  contact lenses",
        "start": 75.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_0580",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0580.mp4",
    "duration": 39.0056,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to run up",
          "start": 12.0,
          "end": 22.0
        },
        {
          "step": "do the first two jumps",
          "start": 23.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 31.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_coin_1362",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1362.mp4",
    "duration": 15.015,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) put down the barbell, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put down the barbell",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 8.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 11.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_1767",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1767.mp4",
    "duration": 36.0026,
    "question": "Given the steps: (1) remove the tire, (2) put on the tire, (3) jack up the car – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the tire",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put on the tire",
          "start": 9.0,
          "end": 19.0
        },
        {
          "step": "jack up the car",
          "start": 20.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 26.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0291",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0291.mp4",
    "duration": 43.0423,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "mix raw materials",
          "start": 8.0,
          "end": 15.0
        },
        {
          "step": "pour raw materials",
          "start": 31.0,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 35.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_coin_1677",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1677.mp4",
    "duration": 49.0,
    "question": "Given the steps: (1) nail down or stick together, (2) fold or bent the paper, (3) measure and label the lantern – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "nail down or stick together",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "fold or bent the paper",
          "start": 19.0,
          "end": 26.0
        },
        {
          "step": "measure and label the lantern",
          "start": 28.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "nail down or stick together",
        "start": 41.0,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_0681",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0681.mp4",
    "duration": 38.0047,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "mix the raw materials",
          "start": 16.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 30.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0060",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0060.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 8.0,
          "end": 13.0
        },
        {
          "step": "do the third jump",
          "start": 14.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 21.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1094",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1094.mp4",
    "duration": 72.5,
    "question": "Given the steps: (1) pull out the screen connector and remove the screen, (2) install the new screen, (3) reset and screw on the screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 2.0,
          "end": 36.5
        },
        {
          "step": "install the new screen",
          "start": 46.0,
          "end": 51.0
        },
        {
          "step": "reset and screw on the screws",
          "start": 53.5,
          "end": 64.0
        }
      ],
      "target_step": {
        "event": "reset and screw on the screws",
        "start": 69.0,
        "end": 70.5
      }
    }
  },
  {
    "id": "cat4_coin_1799",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1799.mp4",
    "duration": 110.0099,
    "question": "Given the steps: (1) pour salt and rust removal liquid, (2) rub back and forth with potatoes or rust remover, (3) rinse the pot – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour salt and rust removal liquid",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 9.0,
          "end": 48.0
        },
        {
          "step": "rinse the pot",
          "start": 50.0,
          "end": 69.0
        }
      ],
      "target_step": {
        "event": "rub back and forth with potatoes or rust remover",
        "start": 82.0,
        "end": 108.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6073",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6073.mp4",
    "duration": 9.1654,
    "question": "Given the sequence: (1) putting orange letter on top of something (2) putting green letter on top of something (3) putting yellow letter on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting orange letter on top of something",
          "start": 2.0,
          "end": 2.6666
        },
        {
          "step": "putting green letter on top of something",
          "start": 3.4665,
          "end": 4.0664
        },
        {
          "step": "putting yellow letter on top of something",
          "start": 4.8996,
          "end": 5.7995
        }
      ],
      "target_step": {
        "event": "putting green letter on top of something",
        "start": 6.4327,
        "end": 7.1326
      }
    }
  },
  {
    "id": "cat4_coin_0759",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0759.mp4",
    "duration": 41.007,
    "question": "Given the steps: (1) jack up the car, (2) unscrew the screw, (3) remove the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "jack up the car",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "unscrew the screw",
          "start": 6.0,
          "end": 19.0
        },
        {
          "step": "remove the tire",
          "start": 20.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "put on the tire",
        "start": 32.0,
        "end": 39.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0983",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0983.mp4",
    "duration": 7.4333,
    "question": "Given the sequence: (1) putting bread on top of kettle (2) opening egg carton (3) taking egg out of carton - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting bread on top of kettle",
          "start": 0.2,
          "end": 1.9667
        },
        {
          "step": "opening egg carton",
          "start": 2.5667,
          "end": 3.8
        },
        {
          "step": "taking egg out of carton",
          "start": 4.1,
          "end": 4.9666
        }
      ],
      "target_step": {
        "event": "closing egg carton",
        "start": 4.9333,
        "end": 5.4333
      }
    }
  },
  {
    "id": "cat4_coin_1467",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1467.mp4",
    "duration": 16.0,
    "question": "Given the steps: (1) dribble in the field, (2) dribble and lay up, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "dribble and lay up",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "dribble in the field",
          "start": 8.5,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "shoot towards the basket",
        "start": 10.5,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0089",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0089.mp4",
    "duration": 14.8,
    "question": "Given the sequence: (1) tearing a tea bag from its packet (2) taking a tea bag out of its packet (3) putting a tea bag into a glass - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing a tea bag from its packet",
          "start": 2.0,
          "end": 4.1333
        },
        {
          "step": "taking a tea bag out of its packet",
          "start": 4.6,
          "end": 5.3333
        },
        {
          "step": "putting a tea bag into a glass",
          "start": 5.8333,
          "end": 7.5667
        }
      ],
      "target_step": {
        "event": "pouring hot water from a kettle into a glass",
        "start": 7.9667,
        "end": 12.8
      }
    }
  },
  {
    "id": "cat4_coin_0368",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0368.mp4",
    "duration": 33.0,
    "question": "Given the steps: (1) remove the toy and paper bed from the hamster cage, (2) remove the hamster from the hamster cage, (3) remove the toy and paper bed from the hamster cage – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the toy and paper bed from the hamster cage",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "remove the hamster from the hamster cage",
          "start": 5.0,
          "end": 13.0
        },
        {
          "step": "remove the toy and paper bed from the hamster cage",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "clean toys and hamster cages",
        "start": 19.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_1249",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1249.mp4",
    "duration": 61.0606,
    "question": "Given the steps: (1) open the fuel tank cap, (2) insert oil gun in the car, (3) operate the control panel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the fuel tank cap",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "insert oil gun in the car",
          "start": 15.0,
          "end": 28.0
        },
        {
          "step": "operate the control panel",
          "start": 29.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "pullthe  oil gun out",
        "start": 51.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_0361",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0361.mp4",
    "duration": 21.021,
    "question": "Given the steps: (1) melt the soap block, (2) melt the soap block, (3) prepare a vacant vessel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the soap block",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "melt the soap block",
          "start": 7.0,
          "end": 12.0
        },
        {
          "step": "prepare a vacant vessel",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "put the melted soap block into the vessel",
        "start": 17.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6259",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6259.mp4",
    "duration": 6.9186,
    "question": "Given the sequence: (1) launching a black toy car (2) hitting a book with a white plastic spoon (3) hitting a book with a white plastic spoon - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching a black toy car",
          "start": 2.0,
          "end": 3.2428
        },
        {
          "step": "hitting a book with a white plastic spoon",
          "start": 3.5451,
          "end": 4.0489
        },
        {
          "step": "hitting a book with a white plastic spoon",
          "start": 4.1161,
          "end": 4.284
        }
      ],
      "target_step": {
        "event": "hitting a book with a white plastic spoon",
        "start": 4.452,
        "end": 4.855
      }
    }
  },
  {
    "id": "cat4_coin_0742",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0742.mp4",
    "duration": 57.0,
    "question": "Given the steps: (1) clean wall with a clean cloth, (2) use a hair dryer to blow hot wall, (3) clean wall with a clean cloth – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean wall with a clean cloth",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "use a hair dryer to blow hot wall",
          "start": 15.0,
          "end": 27.0
        },
        {
          "step": "clean wall with a clean cloth",
          "start": 28.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "use a hair dryer to blow hot wall",
        "start": 39.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5234",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5234.mp4",
    "duration": 11.288,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 2.338
        },
        {
          "step": "clapping hands",
          "start": 6.4273,
          "end": 6.8329
        },
        {
          "step": "clapping hands",
          "start": 7.4412,
          "end": 8.0833
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 8.9282,
        "end": 9.2662
      }
    }
  },
  {
    "id": "cat4_coin_0354",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0354.mp4",
    "duration": 73.0,
    "question": "Given the steps: (1) pick up the back cover of the phone with the cymbal, (2) take down the old battery, (3) load a new battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pick up the back cover of the phone with the cymbal",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "take down the old battery",
          "start": 18.0,
          "end": 28.0
        },
        {
          "step": "load a new battery",
          "start": 29.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "restore the fixed battery components and the back cover",
        "start": 48.0,
        "end": 71.0
      }
    }
  },
  {
    "id": "cat4_coin_1675",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1675.mp4",
    "duration": 122.0,
    "question": "Given the steps: (1) measure and label the lantern, (2) fold or bent the paper, (3) nail down or stick together – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "measure and label the lantern",
          "start": 2.0,
          "end": 57.0
        },
        {
          "step": "fold or bent the paper",
          "start": 80.0,
          "end": 93.0
        },
        {
          "step": "nail down or stick together",
          "start": 96.0,
          "end": 111.0
        }
      ],
      "target_step": {
        "event": "fold or bent the paper",
        "start": 113.0,
        "end": 120.0
      }
    }
  },
  {
    "id": "cat4_coin_1837",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1837.mp4",
    "duration": 51.0093,
    "question": "Given the steps: (1) cover with some soil, (2) sow on the soil, (3) cover with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cover with some soil",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "sow on the soil",
          "start": 15.0,
          "end": 32.0
        },
        {
          "step": "cover with some soil",
          "start": 33.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "water and fertilize the seeds",
        "start": 40.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_0213",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0213.mp4",
    "duration": 31.031,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 17.0
        },
        {
          "step": "fall to the ground",
          "start": 20.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 24.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_0207",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0207.mp4",
    "duration": 149.0,
    "question": "Given the steps: (1) fold the edges of the paper, (2) cut along the edges, (3) fold the squares inward and fix them – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold the edges of the paper",
          "start": 2.0,
          "end": 32.0
        },
        {
          "step": "cut along the edges",
          "start": 33.0,
          "end": 54.0
        },
        {
          "step": "fold the squares inward and fix them",
          "start": 64.0,
          "end": 134.0
        }
      ],
      "target_step": {
        "event": "fix the wind mill on the bracket",
        "start": 135.0,
        "end": 147.0
      }
    }
  },
  {
    "id": "cat4_coin_1074",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1074.mp4",
    "duration": 14.0509,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "mix the raw materials",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 7.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 11.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1312",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1312.mp4",
    "duration": 7.458,
    "question": "Given the sequence: (1) moving alphabet toys around (2) moving alphabet toys around (3) moving alphabet toys around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving alphabet toys around",
          "start": 2.0,
          "end": 3.122
        },
        {
          "step": "moving alphabet toys around",
          "start": 3.485,
          "end": 3.782
        },
        {
          "step": "moving alphabet toys around",
          "start": 4.046,
          "end": 4.772
        }
      ],
      "target_step": {
        "event": "moving alphabet toys around",
        "start": 4.937,
        "end": 5.399
      }
    }
  },
  {
    "id": "cat4_coin_1224",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1224.mp4",
    "duration": 117.586,
    "question": "Given the steps: (1) unscrew the screws used to fix the screen, (2) unscrew the screws used to fix the screen, (3) pull out the screen connector and remove the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 49.5,
          "end": 59.0
        },
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 73.5,
          "end": 102.5
        }
      ],
      "target_step": {
        "event": "install the new screen",
        "start": 108.0,
        "end": 117.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6203",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6203.mp4",
    "duration": 12.3959,
    "question": "Given the sequence: (1) closing red backpack (2) opening red backpack (3) taking green face mask out of backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing red backpack",
          "start": 2.0,
          "end": 4.2992
        },
        {
          "step": "opening red backpack",
          "start": 5.6321,
          "end": 6.7983
        },
        {
          "step": "taking green face mask out of backpack",
          "start": 7.7313,
          "end": 8.731
        }
      ],
      "target_step": {
        "event": "taking white lotion bottle out of backpack",
        "start": 9.1309,
        "end": 10.3638
      }
    }
  },
  {
    "id": "cat4_coin_1159",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1159.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 7.0,
          "end": 12.0
        },
        {
          "step": "stand up with straight legs",
          "start": 13.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 15.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4794",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4794.mp4",
    "duration": 11.368,
    "question": "Given the sequence: (1) dropping a blue lighter on the table (2) dropping a red whistle on the table (3) dropping a white charger on the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a blue lighter on the table",
          "start": 2.0,
          "end": 2.1391
        },
        {
          "step": "dropping a red whistle on the table",
          "start": 4.1555,
          "end": 4.2598
        },
        {
          "step": "dropping a white charger on the table",
          "start": 7.2498,
          "end": 7.4236
        }
      ],
      "target_step": {
        "event": "dropping a white charger on the table",
        "start": 9.2315,
        "end": 9.301
      }
    }
  },
  {
    "id": "cat4_coin_0254",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0254.mp4",
    "duration": 93.026,
    "question": "Given the steps: (1) pick up the back cover of the phone with the cymbal, (2) remove the components of the fixed battery, (3) remove the tape of the fixed battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pick up the back cover of the phone with the cymbal",
          "start": 2.0,
          "end": 32.0
        },
        {
          "step": "remove the components of the fixed battery",
          "start": 33.0,
          "end": 50.0
        },
        {
          "step": "remove the tape of the fixed battery",
          "start": 51.0,
          "end": 79.0
        }
      ],
      "target_step": {
        "event": "remove the components of the fixed battery",
        "start": 82.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5180",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5180.mp4",
    "duration": 17.2942,
    "question": "Given the sequence: (1) putting red letter 'A' on top of something (2) putting red letter 'D' on top of something (3) putting blue letter 'B' on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting red letter 'A' on top of something",
          "start": 2.0,
          "end": 3.4328
        },
        {
          "step": "putting red letter 'D' on top of something",
          "start": 7.0649,
          "end": 8.6977
        },
        {
          "step": "putting blue letter 'B' on top of something",
          "start": 10.7637,
          "end": 12.4298
        }
      ],
      "target_step": {
        "event": "putting blue letter 'b' on top of something",
        "start": 14.0959,
        "end": 15.2621
      }
    }
  },
  {
    "id": "cat4_coin_1552",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1552.mp4",
    "duration": 78.0335,
    "question": "Given the steps: (1) unscrew gun head, (2) pull out a lock lever at bottom of gun, (3) screw gun head back – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew gun head",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "pull out a lock lever at bottom of gun",
          "start": 7.0,
          "end": 8.0
        },
        {
          "step": "screw gun head back",
          "start": 53.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "try to press gun head, spray residual old grease",
        "start": 66.0,
        "end": 76.0
      }
    }
  },
  {
    "id": "cat4_coin_1929",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1929.mp4",
    "duration": 44.0023,
    "question": "Given the steps: (1) cut ingredients, (2) put the ingredients into the bowl, (3) cut ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 8.0,
          "end": 13.0
        },
        {
          "step": "cut ingredients",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "put the ingredients into the bowl",
        "start": 17.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1083",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1083.mp4",
    "duration": 13.002,
    "question": "Given the sequence: (1) putting salt into egg (2) mixing egg with fork (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting salt into egg",
          "start": 2.0,
          "end": 6.2063
        },
        {
          "step": "mixing egg with fork",
          "start": 6.5707,
          "end": 10.9095
        },
        {
          "step": "clapping hands",
          "start": 11.1082,
          "end": 11.4063
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 11.7706,
        "end": 12.2674
      }
    }
  },
  {
    "id": "cat4_coin_0701",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0701.mp4",
    "duration": 39.0056,
    "question": "Given the steps: (1) open up the cover, (2) take out the fuse, (3) take out the fuse – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open up the cover",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "take out the fuse",
          "start": 13.0,
          "end": 20.0
        },
        {
          "step": "take out the fuse",
          "start": 32.0,
          "end": 34.5
        }
      ],
      "target_step": {
        "event": "fit on the fuse",
        "start": 35.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_coin_0363",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0363.mp4",
    "duration": 172.603,
    "question": "Given the steps: (1) unscrew the screw, (2) jack up the car, (3) unscrew the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 48.0
        },
        {
          "step": "jack up the car",
          "start": 54.0,
          "end": 100.0
        },
        {
          "step": "unscrew the screw",
          "start": 102.0,
          "end": 139.0
        }
      ],
      "target_step": {
        "event": "remove the tire",
        "start": 140.0,
        "end": 171.0
      }
    }
  },
  {
    "id": "cat4_coin_0899",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0899.mp4",
    "duration": 75.008,
    "question": "Given the steps: (1) do artificial breathing to the patient, (2) press the chest of the patient, (3) do artificial breathing to the patient – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do artificial breathing to the patient",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "press the chest of the patient",
          "start": 33.0,
          "end": 45.0
        },
        {
          "step": "do artificial breathing to the patient",
          "start": 52.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "check the pulse of the patient",
        "start": 66.0,
        "end": 73.0
      }
    }
  },
  {
    "id": "cat4_coin_0839",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0839.mp4",
    "duration": 132.0,
    "question": "Given the steps: (1) drive the car forward, (2) drive the car backward, (3) adjust front and back position – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drive the car forward",
          "start": 2.0,
          "end": 40.0
        },
        {
          "step": "drive the car backward",
          "start": 41.0,
          "end": 100.0
        },
        {
          "step": "adjust front and back position",
          "start": 101.0,
          "end": 120.0
        }
      ],
      "target_step": {
        "event": "drive the car forward",
        "start": 121.0,
        "end": 130.0
      }
    }
  },
  {
    "id": "cat4_coin_0269",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0269.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) sow on the soil, (2) cover with some soil, (3) prepare the soil carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "sow on the soil",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "cover with some soil",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "prepare the soil carefully",
          "start": 18.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "water and fertilize the seeds",
        "start": 25.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1027",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1027.mp4",
    "duration": 148.0475,
    "question": "Given the steps: (1) add seasoning on the salmon, (2) fry salmon, (3) add seasoning on the salmon – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add seasoning on the salmon",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "fry salmon",
          "start": 23.0,
          "end": 34.0
        },
        {
          "step": "add seasoning on the salmon",
          "start": 76.0,
          "end": 130.0
        }
      ],
      "target_step": {
        "event": "load the dish",
        "start": 131.0,
        "end": 146.0
      }
    }
  },
  {
    "id": "cat4_coin_1401",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1401.mp4",
    "duration": 96.0623,
    "question": "Given the steps: (1) take out the shell, (2) remove the old memory chip, (3) install the new memory chip – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "remove the old memory chip",
          "start": 27.0,
          "end": 36.0
        },
        {
          "step": "install the new memory chip",
          "start": 38.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 57.0,
        "end": 94.0
      }
    }
  },
  {
    "id": "cat4_coin_1332",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1332.mp4",
    "duration": 15.015,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "stand up with straight legs",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 7.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 12.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_0547",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0547.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the third jump",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "begin to run up",
          "start": 17.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 20.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1870",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1870.mp4",
    "duration": 93.0263,
    "question": "Given the steps: (1) circle the rope under the bolt, (2) cross the rope to wrap the bolt, (3) circle the rope under the bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "circle the rope under the bolt",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "cross the rope to wrap the bolt",
          "start": 4.0,
          "end": 38.0
        },
        {
          "step": "circle the rope under the bolt",
          "start": 75.0,
          "end": 77.0
        }
      ],
      "target_step": {
        "event": "cross the rope to wrap the bolt",
        "start": 78.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6802",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6802.mp4",
    "duration": 22.263,
    "question": "Given the sequence: (1) dropping papers on top of papers (2) dropping a plastic bag on top of papers (3) putting a white chair on top of papers - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping papers on top of papers",
          "start": 2.0,
          "end": 2.7332
        },
        {
          "step": "dropping a plastic bag on top of papers",
          "start": 6.3326,
          "end": 6.9991
        },
        {
          "step": "putting a white chair on top of papers",
          "start": 12.7982,
          "end": 14.2979
        }
      ],
      "target_step": {
        "event": "closing a door",
        "start": 17.7306,
        "end": 20.2302
      }
    }
  },
  {
    "id": "cat4_coin_1930",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1930.mp4",
    "duration": 45.0033,
    "question": "Given the steps: (1) put the ingredients into the bowl, (2) cut ingredients, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the ingredients into the bowl",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "cut ingredients",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 11.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "stir the ingredients",
        "start": 37.0,
        "end": 43.0
      }
    }
  },
  {
    "id": "cat4_coin_0290",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0290.mp4",
    "duration": 50.0493,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "pour raw materials",
          "start": 16.0,
          "end": 21.0
        },
        {
          "step": "mix raw materials",
          "start": 22.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 45.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_1255",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1255.mp4",
    "duration": 39.039,
    "question": "Given the steps: (1) clean the window surface, (2) tear off the front of the sticker, (3) put the sticker on the window – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean the window surface",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "tear off the front of the sticker",
          "start": 20.0,
          "end": 23.0
        },
        {
          "step": "put the sticker on the window",
          "start": 25.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "press the sticker",
        "start": 30.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_coin_0214",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0214.mp4",
    "duration": 33.033,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "fall to the ground",
          "start": 14.0,
          "end": 16.0
        },
        {
          "step": "begin to run up",
          "start": 18.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 24.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_0463",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0463.mp4",
    "duration": 88.0213,
    "question": "Given the steps: (1) set the underprop, (2) let the jack down, (3) raise the jack up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set the underprop",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "let the jack down",
          "start": 6.0,
          "end": 31.0
        },
        {
          "step": "raise the jack up",
          "start": 52.0,
          "end": 62.0
        }
      ],
      "target_step": {
        "event": "raise the jack up",
        "start": 76.0,
        "end": 86.0
      }
    }
  },
  {
    "id": "cat4_coin_0439",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0439.mp4",
    "duration": 30.801,
    "question": "Given the steps: (1) chase for the frisbee, (2) catch the frisbee with mouse, (3) bring the frisbee back – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "chase for the frisbee",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "catch the frisbee with mouse",
          "start": 5.5,
          "end": 6.5
        },
        {
          "step": "bring the frisbee back",
          "start": 7.0,
          "end": 20.5
        }
      ],
      "target_step": {
        "event": "chase for the frisbee",
        "start": 24.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_0400",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0400.mp4",
    "duration": 90.0066,
    "question": "Given the steps: (1) melt the soap block, (2) put the melted soap block into the vessel, (3) take out after freezing – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the soap block",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put the melted soap block into the vessel",
          "start": 46.0,
          "end": 52.0
        },
        {
          "step": "take out after freezing",
          "start": 61.0,
          "end": 67.0
        }
      ],
      "target_step": {
        "event": "melt the soap block",
        "start": 86.0,
        "end": 88.0
      }
    }
  },
  {
    "id": "cat4_coin_0809",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0809.mp4",
    "duration": 26.059,
    "question": "Given the steps: (1) press the corresponding button, (2) take out the goods, (3) insert money into the vending machine – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the corresponding button",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "take out the goods",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "insert money into the vending machine",
          "start": 16.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "press the corresponding button",
        "start": 22.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0362",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0362.mp4",
    "duration": 6.0315,
    "question": "Given the sequence: (1) hitting lime against spoon (2) hitting lime against spoon (3) hitting lime against spoon - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting lime against spoon",
          "start": 2.0,
          "end": 2.1333
        },
        {
          "step": "hitting lime against spoon",
          "start": 2.2666,
          "end": 2.4332
        },
        {
          "step": "hitting lime against spoon",
          "start": 2.5665,
          "end": 2.7331
        }
      ],
      "target_step": {
        "event": "hitting lime against spoon",
        "start": 2.8664,
        "end": 3.9994
      }
    }
  },
  {
    "id": "cat4_coin_1642",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1642.mp4",
    "duration": 35.5,
    "question": "Given the steps: (1) push the pin out, (2) remove the old watch band and reconnect, (3) put the pin in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 8.0,
          "end": 13.0
        },
        {
          "step": "put the pin in",
          "start": 13.5,
          "end": 17.5
        }
      ],
      "target_step": {
        "event": "push the pin in",
        "start": 19.0,
        "end": 33.5
      }
    }
  },
  {
    "id": "cat4_coin_1906",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1906.mp4",
    "duration": 70.0,
    "question": "Given the steps: (1) apply the shampoo or hair conditioner, (2) scratch the hair carefully, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 12.0,
          "end": 28.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 36.0,
          "end": 54.0
        }
      ],
      "target_step": {
        "event": "apply the shampoo or hair conditioner",
        "start": 64.0,
        "end": 68.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6331",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6331.mp4",
    "duration": 12.4942,
    "question": "Given the sequence: (1) showing playing cards to the camera (2) shuffling playing cards (3) moving playing cards around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing playing cards to the camera",
          "start": 2.0,
          "end": 3.8325
        },
        {
          "step": "shuffling playing cards",
          "start": 3.9991,
          "end": 6.498
        },
        {
          "step": "moving playing cards around",
          "start": 6.9644,
          "end": 7.1643
        }
      ],
      "target_step": {
        "event": "showing playing cards to the camera",
        "start": 8.5637,
        "end": 10.4628
      }
    }
  },
  {
    "id": "cat4_coin_0560",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0560.mp4",
    "duration": 34.0,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 15.0,
          "end": 17.0
        },
        {
          "step": "do the third jump",
          "start": 18.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 29.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_0970",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0970.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) press the corresponding button, (2) insert money into the vending machine, (3) take out the goods – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the corresponding button",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "insert money into the vending machine",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "take out the goods",
          "start": 16.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "press the corresponding button",
        "start": 19.5,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0355",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0355.mp4",
    "duration": 103.0,
    "question": "Given the steps: (1) add detergent and make bubble, (2) wipe the dish, (3) rinse the dish – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add detergent and make bubble",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "wipe the dish",
          "start": 11.0,
          "end": 14.0
        },
        {
          "step": "rinse the dish",
          "start": 15.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "rinse the dish",
        "start": 100.0,
        "end": 101.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2592",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2592.mp4",
    "duration": 18.545,
    "question": "Given the sequence: (1) pouring water from a plastic bottle into a glass (2) pouring water from a plastic bottle into a glass (3) pouring water from a plastic bottle into a glass - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 2.0,
          "end": 6.3276
        },
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 6.7603,
          "end": 9.0906
        },
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 9.6232,
          "end": 12.8855
        }
      ],
      "target_step": {
        "event": "showing a glass of water to the camera",
        "start": 12.9854,
        "end": 17.1798
      }
    }
  },
  {
    "id": "cat4_coin_1925",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1925.mp4",
    "duration": 82.04,
    "question": "Given the steps: (1) cut ingredients, (2) put the ingredients into the bowl, (3) cut ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 7.0,
          "end": 55.0
        },
        {
          "step": "cut ingredients",
          "start": 58.0,
          "end": 75.0
        }
      ],
      "target_step": {
        "event": "put the ingredients into the bowl",
        "start": 77.0,
        "end": 80.0
      }
    }
  },
  {
    "id": "cat4_coin_0915",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0915.mp4",
    "duration": 64.0636,
    "question": "Given the steps: (1) scratch the hair carefully, (2) scratch the hair carefully, (3) apply the shampoo or hair conditioner – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch the hair carefully",
          "start": 2.0,
          "end": 20.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 23.0,
          "end": 24.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 29.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 33.0,
        "end": 62.0
      }
    }
  },
  {
    "id": "cat4_coin_0409",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0409.mp4",
    "duration": 41.041,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "pour raw materials",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "mix raw materials",
          "start": 12.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 36.0,
        "end": 39.0
      }
    }
  },
  {
    "id": "cat4_coin_1410",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1410.mp4",
    "duration": 92.0,
    "question": "Given the steps: (1) set up the brackets, (2) fix the ground nail, (3) lay the cushion evenly – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set up the brackets",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "fix the ground nail",
          "start": 13.0,
          "end": 57.0
        },
        {
          "step": "lay the cushion evenly",
          "start": 61.0,
          "end": 65.0
        }
      ],
      "target_step": {
        "event": "set up the platfond",
        "start": 73.0,
        "end": 90.0
      }
    }
  },
  {
    "id": "cat4_coin_1838",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1838.mp4",
    "duration": 83.041,
    "question": "Given the steps: (1) sow on the soil, (2) cover with some soil, (3) water and fertilize the seeds – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "sow on the soil",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "cover with some soil",
          "start": 20.0,
          "end": 26.0
        },
        {
          "step": "water and fertilize the seeds",
          "start": 27.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "apply a cover on the soil",
        "start": 37.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4292",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4292.mp4",
    "duration": 18.3981,
    "question": "Given the sequence: (1) putting a green lamp on the floor (2) trying to close a door but a lamp prevents that (3) moving a green lamp - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a green lamp on the floor",
          "start": 2.0,
          "end": 3.6848
        },
        {
          "step": "trying to close a door but a lamp prevents that",
          "start": 4.5946,
          "end": 9.211
        },
        {
          "step": "moving a green lamp",
          "start": 9.6153,
          "end": 10.2219
        }
      ],
      "target_step": {
        "event": "putting a black laptop on the floor",
        "start": 13.76,
        "end": 16.3883
      }
    }
  },
  {
    "id": "cat4_coin_1404",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1404.mp4",
    "duration": 40.0,
    "question": "Given the steps: (1) fix the ground nail, (2) lay the cushion evenly, (3) set up the brackets – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fix the ground nail",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "lay the cushion evenly",
          "start": 22.0,
          "end": 26.0
        },
        {
          "step": "set up the brackets",
          "start": 28.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 33.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_1474",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1474.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) open the front door or cover of the printer, (2) take out the toner cartridge, (3) insert a new toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the front door or cover of the printer",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 18.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "close the front door or cover of the printer",
        "start": 22.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1425",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1425.mp4",
    "duration": 87.0203,
    "question": "Given the steps: (1) apply detergent to the intertior of the toilet, (2) apply detergent to the intertior of the toilet, (3) flush and wash the interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 22.0,
          "end": 29.0
        },
        {
          "step": "flush and wash the interior",
          "start": 60.0,
          "end": 67.0
        }
      ],
      "target_step": {
        "event": "scrub the toilet interior",
        "start": 77.0,
        "end": 85.0
      }
    }
  },
  {
    "id": "cat4_coin_1378",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1378.mp4",
    "duration": 90.0066,
    "question": "Given the steps: (1) remove the old hard disk, (2) remove the old hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "remove the old hard disk",
          "start": 18.0,
          "end": 31.0
        },
        {
          "step": "install the new hard disk",
          "start": 38.0,
          "end": 73.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 86.0,
        "end": 88.0
      }
    }
  },
  {
    "id": "cat4_coin_0518",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0518.mp4",
    "duration": 62.028,
    "question": "Given the steps: (1) install the air nozzle, (2) pump up to the tire, (3) remove the air nozzle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the air nozzle",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "pump up to the tire",
          "start": 9.0,
          "end": 40.0
        },
        {
          "step": "remove the air nozzle",
          "start": 41.0,
          "end": 54.0
        }
      ],
      "target_step": {
        "event": "tighten the valve and screw on the valve cap",
        "start": 55.0,
        "end": 60.0
      }
    }
  },
  {
    "id": "cat4_coin_0760",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0760.mp4",
    "duration": 52.0186,
    "question": "Given the steps: (1) unscrew the screw, (2) remove the tire, (3) put on the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "remove the tire",
          "start": 16.0,
          "end": 27.0
        },
        {
          "step": "put on the tire",
          "start": 28.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 36.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_1344",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1344.mp4",
    "duration": 18.018,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) put down the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put down the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 6.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 9.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_0761",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0761.mp4",
    "duration": 60.0596,
    "question": "Given the steps: (1) remove the tire, (2) put on the tire, (3) tighten screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the tire",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "put on the tire",
          "start": 14.0,
          "end": 21.0
        },
        {
          "step": "tighten screws",
          "start": 22.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "unscrew the screw",
        "start": 42.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_1364",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1364.mp4",
    "duration": 16.016,
    "question": "Given the steps: (1) squat and hold the barbell, (2) pull the barbell to the chin, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "put down the barbell",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 12.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0898",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0898.mp4",
    "duration": 97.0303,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) shape cookie – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "mix raw materials",
          "start": 6.0,
          "end": 44.0
        },
        {
          "step": "shape cookie",
          "start": 45.0,
          "end": 88.0
        }
      ],
      "target_step": {
        "event": "bake cookies",
        "start": 89.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_coin_1277",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1277.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) tile the wall, (2) cut tiles, (3) wipe adhesive and bedding layer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tile the wall",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "cut tiles",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "tile the wall",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0066",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0066.mp4",
    "duration": 34.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 11.0,
          "end": 16.0
        },
        {
          "step": "do the third jump",
          "start": 17.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 28.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_0378",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0378.mp4",
    "duration": 68.321,
    "question": "Given the steps: (1) wet and wash the hair, (2) scratch the hair carefully, (3) apply the shampoo or hair conditioner – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wet and wash the hair",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 22.0,
          "end": 24.5
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 25.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 36.5,
        "end": 68.0
      }
    }
  },
  {
    "id": "cat4_coin_0049",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0049.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 14.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 19.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1927",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1927.mp4",
    "duration": 39.08,
    "question": "Given the steps: (1) cut ingredients, (2) put the ingredients into the bowl, (3) cut ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 21.0,
          "end": 24.0
        },
        {
          "step": "cut ingredients",
          "start": 26.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "put the ingredients into the bowl",
        "start": 32.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4417",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4417.mp4",
    "duration": 8.3408,
    "question": "Given the sequence: (1) putting a blue notebook into a shoebox (2) putting a black mouse into a shoebox (3) putting a white cup into a shoebox - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a blue notebook into a shoebox",
          "start": 2.0,
          "end": 3.6349
        },
        {
          "step": "putting a black mouse into a shoebox",
          "start": 3.6682,
          "end": 4.2354
        },
        {
          "step": "putting a white cup into a shoebox",
          "start": 4.469,
          "end": 5.57
        }
      ],
      "target_step": {
        "event": "putting a white tube into a shoebox",
        "start": 5.6034,
        "end": 6.304
      }
    }
  },
  {
    "id": "cat4_coin_1361",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1361.mp4",
    "duration": 15.048,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) pull the barbell to the chin, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "put down the barbell",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 11.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_1325",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1325.mp4",
    "duration": 12.012,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "stand up with straight legs",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 6.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 9.0,
        "end": 10.0
      }
    }
  },
  {
    "id": "cat4_coin_1492",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1492.mp4",
    "duration": 64.0636,
    "question": "Given the steps: (1) cut ingredients, (2) cut ingredients, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "cut ingredients",
          "start": 37.0,
          "end": 42.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 44.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "cut ingredients",
        "start": 55.0,
        "end": 62.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2073",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2073.mp4",
    "duration": 16.5135,
    "question": "Given the sequence: (1) shuffling three crystal glasses (2) lifting a crystal glass and placing it back down (3) lifting a crystal glass and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling three crystal glasses",
          "start": 2.0,
          "end": 7.094
        },
        {
          "step": "lifting a crystal glass and placing it back down",
          "start": 7.2271,
          "end": 8.9917
        },
        {
          "step": "lifting a crystal glass and placing it back down",
          "start": 9.2914,
          "end": 11.855
        }
      ],
      "target_step": {
        "event": "lifting a crystal glass and placing it back down",
        "start": 12.2212,
        "end": 14.4852
      }
    }
  },
  {
    "id": "cat4_coin_1011",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1011.mp4",
    "duration": 125.0249,
    "question": "Given the steps: (1) add seasoning on the salmon, (2) fry salmon, (3) load the dish – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add seasoning on the salmon",
          "start": 2.0,
          "end": 69.0
        },
        {
          "step": "fry salmon",
          "start": 80.0,
          "end": 102.0
        },
        {
          "step": "load the dish",
          "start": 103.0,
          "end": 116.0
        }
      ],
      "target_step": {
        "event": "add seasoning on the salmon",
        "start": 118.0,
        "end": 123.0
      }
    }
  },
  {
    "id": "cat4_coin_1331",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1331.mp4",
    "duration": 16.016,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) lift the barbell directly over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "stand up with straight legs",
          "start": 10.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 12.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0211",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0211.mp4",
    "duration": 31.064,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "fall to the ground",
          "start": 11.0,
          "end": 13.0
        },
        {
          "step": "begin to run up",
          "start": 14.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 20.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_0515",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0515.mp4",
    "duration": 39.0056,
    "question": "Given the steps: (1) install the air nozzle, (2) pump up to the tire, (3) remove the air nozzle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the air nozzle",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "pump up to the tire",
          "start": 11.0,
          "end": 26.0
        },
        {
          "step": "remove the air nozzle",
          "start": 27.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "install the air nozzle",
        "start": 31.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4191",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4191.mp4",
    "duration": 14.342,
    "question": "Given the sequence: (1) launching a bottle (2) launching a bottle (3) launching a bottle - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching a bottle",
          "start": 2.0,
          "end": 5.0311
        },
        {
          "step": "launching a bottle",
          "start": 6.7299,
          "end": 8.8283
        },
        {
          "step": "launching a bottle",
          "start": 10.3272,
          "end": 11.0933
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 11.5597,
        "end": 12.8587
      }
    }
  },
  {
    "id": "cat4_coin_0458",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0458.mp4",
    "duration": 50.0166,
    "question": "Given the steps: (1) close the sluice and empty and disconnect the water pipe, (2) remove the old faucet, (3) install the new faucet – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "close the sluice and empty and disconnect the water pipe",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "remove the old faucet",
          "start": 19.0,
          "end": 24.0
        },
        {
          "step": "install the new faucet",
          "start": 25.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "connect the water pipe",
        "start": 36.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_0369",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0369.mp4",
    "duration": 43.0,
    "question": "Given the steps: (1) remove the hamster from the hamster cage, (2) remove the toy and paper bed from the hamster cage, (3) clean toys and hamster cages – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the hamster from the hamster cage",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "remove the toy and paper bed from the hamster cage",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 16.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "move the toy and paper bed into the hamster cage",
        "start": 29.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_coin_1867",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1867.mp4",
    "duration": 91.0076,
    "question": "Given the steps: (1) brush ice floor, (2) push curling, (3) push curling – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "brush ice floor",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "push curling",
          "start": 26.0,
          "end": 32.0
        },
        {
          "step": "push curling",
          "start": 79.0,
          "end": 83.0
        }
      ],
      "target_step": {
        "event": "brush ice floor",
        "start": 86.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1879",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1879.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) dribble in the field, (2) pass the basketball into the hole at the first time, (3) shoot towards the basket – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "shoot towards the basket",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "pass the basketball into the hole at the second time",
        "start": 16.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_1126",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1126.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "begin to run up",
          "start": 15.0,
          "end": 18.0
        },
        {
          "step": "begin to jump up",
          "start": 19.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 21.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_0220",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0220.mp4",
    "duration": 34.0006,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "fall to the ground",
          "start": 13.0,
          "end": 15.0
        },
        {
          "step": "begin to run up",
          "start": 18.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 24.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_1765",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1765.mp4",
    "duration": 39.0386,
    "question": "Given the steps: (1) unscrew the screw, (2) jack up the car, (3) remove the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "jack up the car",
          "start": 15.0,
          "end": 19.0
        },
        {
          "step": "remove the tire",
          "start": 20.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "put on the tire",
        "start": 27.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_coin_0731",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0731.mp4",
    "duration": 82.0483,
    "question": "Given the steps: (1) release liquid, (2) calibrate the liquid, (3) absorb liquid with dropper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "release liquid",
          "start": 2.0,
          "end": 39.0
        },
        {
          "step": "calibrate the liquid",
          "start": 50.0,
          "end": 57.0
        },
        {
          "step": "absorb liquid with dropper",
          "start": 58.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "release liquid",
        "start": 73.0,
        "end": 80.0
      }
    }
  },
  {
    "id": "cat4_coin_1431",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1431.mp4",
    "duration": 27.027,
    "question": "Given the steps: (1) put strawberries and other fruits into the juicer, (2) put yogurt, honey and other ingredients into the juicer, (3) put yogurt, honey and other ingredients into the juicer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put strawberries and other fruits into the juicer",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 11.0,
          "end": 13.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 15.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "put yogurt, honey and other ingredients into the juicer",
        "start": 22.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2157",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2157.mp4",
    "duration": 18.1109,
    "question": "Given the sequence: (1) lifting a white cup and placing it back down (2) shuffling three white cups (3) lifting a white cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a white cup and placing it back down",
          "start": 2.0,
          "end": 4.1052
        },
        {
          "step": "shuffling three white cups",
          "start": 4.8069,
          "end": 10.0866
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 11.891,
          "end": 13.9294
        }
      ],
      "target_step": {
        "event": "lifting a white cup and placing it back down",
        "start": 14.3304,
        "end": 16.068
      }
    }
  },
  {
    "id": "cat4_coin_0830",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0830.mp4",
    "duration": 102.0019,
    "question": "Given the steps: (1) glue on the paddle, (2) glue on the back of the rubber, (3) put rubber on paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 15.0,
          "end": 35.0
        },
        {
          "step": "put rubber on paddle",
          "start": 39.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "cut the rubber",
        "start": 76.0,
        "end": 100.0
      }
    }
  },
  {
    "id": "cat4_coin_0299",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0299.mp4",
    "duration": 74.5078,
    "question": "Given the steps: (1) transfer pattern to board or tarpaulin, (2) scrape tarpaulin without ink, (3) cut the tarpaulin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "transfer pattern to board or tarpaulin",
          "start": 2.0,
          "end": 15.5
        },
        {
          "step": "scrape tarpaulin without ink",
          "start": 18.0,
          "end": 48.0
        },
        {
          "step": "cut the tarpaulin",
          "start": 48.5,
          "end": 64.0
        }
      ],
      "target_step": {
        "event": "ink the marked area",
        "start": 68.0,
        "end": 72.5
      }
    }
  },
  {
    "id": "cat4_coin_0319",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0319.mp4",
    "duration": 122.0,
    "question": "Given the steps: (1) take out the blade from the old rubber sleeve, (2) put the balde into the new rubber sleeve, (3) put the new rubber sleeve into the wiper head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the blade from the old rubber sleeve",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "put the balde into the new rubber sleeve",
          "start": 36.0,
          "end": 53.0
        },
        {
          "step": "put the new rubber sleeve into the wiper head",
          "start": 86.0,
          "end": 105.0
        }
      ],
      "target_step": {
        "event": "install the wiper back",
        "start": 109.0,
        "end": 120.0
      }
    }
  },
  {
    "id": "cat4_coin_1818",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1818.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) line up the protector and the cellphone, (2) paste protector on the screen, (3) wipe the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up the protector and the cellphone",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "paste protector on the screen",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "wipe the screen",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "remove the original protector",
        "start": 16.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0827",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0827.mp4",
    "duration": 175.0082,
    "question": "Given the steps: (1) glue on the paddle, (2) put rubber on paddle, (3) cut the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 55.0
        },
        {
          "step": "put rubber on paddle",
          "start": 56.0,
          "end": 130.0
        },
        {
          "step": "cut the rubber",
          "start": 131.0,
          "end": 152.0
        }
      ],
      "target_step": {
        "event": "glue on the paddle",
        "start": 167.0,
        "end": 173.0
      }
    }
  },
  {
    "id": "cat4_coin_0933",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0933.mp4",
    "duration": 126.0259,
    "question": "Given the steps: (1) remove the original protector, (2) wipe the screen, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "wipe the screen",
          "start": 46.0,
          "end": 70.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 72.0,
          "end": 104.0
        }
      ],
      "target_step": {
        "event": "paste protector on the screen",
        "start": 105.0,
        "end": 124.0
      }
    }
  },
  {
    "id": "cat4_coin_1336",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1336.mp4",
    "duration": 11.044,
    "question": "Given the steps: (1) squat and hold the barbell, (2) lift the barbell directly over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "stand up with straight legs",
          "start": 6.0,
          "end": 7.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 8.0,
        "end": 9.0
      }
    }
  },
  {
    "id": "cat4_coin_1322",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1322.mp4",
    "duration": 19.019,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 0.0,
          "end": 3.0
        },
        {
          "step": "stand up with straight legs",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "put down the barbell",
          "start": 8.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6069",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6069.mp4",
    "duration": 15.3646,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) showing something to the camera (3) showing something to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 4.7663
        },
        {
          "step": "showing something to the camera",
          "start": 6.0994,
          "end": 8.0658
        },
        {
          "step": "showing something to the camera",
          "start": 7.3992,
          "end": 8.4991
        }
      ],
      "target_step": {
        "event": "showing something to the camera",
        "start": 8.899,
        "end": 13.3317
      }
    }
  },
  {
    "id": "cat4_coin_0227",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0227.mp4",
    "duration": 29.029,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "begin to jump up",
          "start": 13.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 25.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_1898",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1898.mp4",
    "duration": 24.057,
    "question": "Given the steps: (1) wipe wall with detergent, (2) apply cleaning agent, (3) wipe wall with detergent – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe wall with detergent",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "apply cleaning agent",
          "start": 13.0,
          "end": 15.0
        },
        {
          "step": "wipe wall with detergent",
          "start": 17.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "apply cleaning agent",
        "start": 20.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_0364",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0364.mp4",
    "duration": 40.0,
    "question": "Given the steps: (1) knead the dough, (2) unroll the dough, (3) bake pizza – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knead the dough",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "unroll the dough",
          "start": 25.0,
          "end": 28.0
        },
        {
          "step": "bake pizza",
          "start": 29.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "add seasoning",
        "start": 34.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_0251",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0251.mp4",
    "duration": 56.0226,
    "question": "Given the steps: (1) screw on the screws, (2) install the new toilet seat, (3) screw on the screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "screw on the screws",
          "start": 2.0,
          "end": 24.0
        },
        {
          "step": "install the new toilet seat",
          "start": 26.0,
          "end": 28.0
        },
        {
          "step": "screw on the screws",
          "start": 30.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "screw on the screws",
        "start": 45.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_coin_1203",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1203.mp4",
    "duration": 53.0196,
    "question": "Given the steps: (1) wipe the screen, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 27.0
        },
        {
          "step": "remove the original protector",
          "start": 29.0,
          "end": 33.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 34.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "paste protector on the screen",
        "start": 49.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_0031",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0031.mp4",
    "duration": 80.0,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "mix the raw materials",
          "start": 13.0,
          "end": 28.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 33.0,
          "end": 38.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 39.0,
        "end": 78.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1050",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1050.mp4",
    "duration": 22.63,
    "question": "Given the sequence: (1) covering egg carton with its lid (2) breaking egg on bowl (3) putting egg into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "covering egg carton with its lid",
          "start": 2.0,
          "end": 2.7987
        },
        {
          "step": "breaking egg on bowl",
          "start": 2.4992,
          "end": 6.6925
        },
        {
          "step": "putting egg into bowl",
          "start": 6.5261,
          "end": 14.3138
        }
      ],
      "target_step": {
        "event": "pouring water from kettle into glass",
        "start": 14.9128,
        "end": 20.6038
      }
    }
  },
  {
    "id": "cat4_coin_1465",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1465.mp4",
    "duration": 16.5,
    "question": "Given the steps: (1) dribble in the field, (2) pass the basketball into the hole at the first time, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 4.5,
          "end": 8.0
        },
        {
          "step": "dribble in the field",
          "start": 8.5,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 11.5,
        "end": 14.5
      }
    }
  },
  {
    "id": "cat4_coin_1337",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1337.mp4",
    "duration": 12.045,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "stand up with straight legs",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "put down the barbell",
          "start": 6.0,
          "end": 7.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 8.0,
        "end": 10.0
      }
    }
  },
  {
    "id": "cat4_coin_1359",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1359.mp4",
    "duration": 17.05,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) squat and hold the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 10.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 13.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_coin_0401",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0401.mp4",
    "duration": 56.014,
    "question": "Given the steps: (1) put the melted soap block into the vessel, (2) take out after freezing, (3) melt the soap block – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the melted soap block into the vessel",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "take out after freezing",
          "start": 17.0,
          "end": 23.0
        },
        {
          "step": "melt the soap block",
          "start": 42.0,
          "end": 44.0
        }
      ],
      "target_step": {
        "event": "melt the soap block",
        "start": 50.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0416",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0416.mp4",
    "duration": 9.048,
    "question": "Given the sequence: (1) putting lettuce into bowl (2) putting tomato on top of salad (3) putting cucumber on top of salad - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce into bowl",
          "start": 2.0,
          "end": 2.6344
        },
        {
          "step": "putting tomato on top of salad",
          "start": 2.9015,
          "end": 3.5359
        },
        {
          "step": "putting cucumber on top of salad",
          "start": 3.9365,
          "end": 5.1385
        }
      ],
      "target_step": {
        "event": "putting cucumber on top of salad",
        "start": 5.439,
        "end": 7.0083
      }
    }
  },
  {
    "id": "cat4_coin_0971",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0971.mp4",
    "duration": 48.5,
    "question": "Given the steps: (1) insert money into the vending machine, (2) take out the goods, (3) press the corresponding button – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "insert money into the vending machine",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "take out the goods",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "press the corresponding button",
          "start": 15.5,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "insert money into the vending machine",
        "start": 27.0,
        "end": 46.5
      }
    }
  },
  {
    "id": "cat4_coin_0780",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0780.mp4",
    "duration": 50.0,
    "question": "Given the steps: (1) prepare seasonings and side dishes, (2) prepare meat, (3) mix and pickle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "prepare seasonings and side dishes",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "prepare meat",
          "start": 14.0,
          "end": 17.0
        },
        {
          "step": "mix and pickle",
          "start": 24.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "string together",
        "start": 45.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_1154",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1154.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) stand up with straight legs, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "stand up with straight legs",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "put down the barbell",
          "start": 10.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 20.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_1457",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1457.mp4",
    "duration": 332.0317,
    "question": "Given the steps: (1) screw off the screws used to fix the switch, (2) reset the switch and screw on the screws used to fix the switch, (3) reset the switch and screw on the screws used to fix the switch – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "screw off the screws used to fix the switch",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "reset the switch and screw on the screws used to fix the switch",
          "start": 264.0,
          "end": 283.0
        },
        {
          "step": "reset the switch and screw on the screws used to fix the switch",
          "start": 292.0,
          "end": 297.0
        }
      ],
      "target_step": {
        "event": "reset the switch and screw on the screws used to fix the switch",
        "start": 303.0,
        "end": 330.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0417",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0417.mp4",
    "duration": 9.9829,
    "question": "Given the sequence: (1) putting lettuce on top of salad (2) putting tomato on top of salad (3) putting tomato on top of salad - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce on top of salad",
          "start": 2.0,
          "end": 2.6344
        },
        {
          "step": "putting tomato on top of salad",
          "start": 3.035,
          "end": 4.237
        },
        {
          "step": "putting tomato on top of salad",
          "start": 4.5375,
          "end": 6.1068
        }
      ],
      "target_step": {
        "event": "putting cucumber on top of salad",
        "start": 6.4741,
        "end": 7.9432
      }
    }
  },
  {
    "id": "cat4_coin_1432",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1432.mp4",
    "duration": 30.063,
    "question": "Given the steps: (1) put yogurt, honey and other ingredients into the juicer, (2) put yogurt, honey and other ingredients into the juicer, (3) put yogurt, honey and other ingredients into the juicer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 13.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "shake and juice",
        "start": 21.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0053",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0053.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 18.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 25.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0754",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0754.mp4",
    "duration": 37.0036,
    "question": "Given the steps: (1) jack up the car, (2) unscrew the screw, (3) put on the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "jack up the car",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "unscrew the screw",
          "start": 13.0,
          "end": 18.0
        },
        {
          "step": "put on the tire",
          "start": 20.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 24.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_coin_0366",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0366.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) clean toys and hamster cages, (2) clean toys and hamster cages, (3) remove the toy and paper bed from the hamster cage – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean toys and hamster cages",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "remove the toy and paper bed from the hamster cage",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "remove the hamster from the hamster cage",
        "start": 19.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0795",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0795.mp4",
    "duration": 96.0,
    "question": "Given the steps: (1) carve along the outline, (2) remove pumpkin pedicle, (3) clean up the interior of thepumpkin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "carve along the outline",
          "start": 2.0,
          "end": 23.0
        },
        {
          "step": "remove pumpkin pedicle",
          "start": 24.0,
          "end": 25.0
        },
        {
          "step": "clean up the interior of thepumpkin",
          "start": 26.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "carve along the outline",
        "start": 41.0,
        "end": 94.0
      }
    }
  },
  {
    "id": "cat4_coin_1535",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1535.mp4",
    "duration": 98.0,
    "question": "Given the steps: (1) cut along the edges, (2) fold the edges of the paper, (3) cut along the edges – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut along the edges",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "fold the edges of the paper",
          "start": 17.0,
          "end": 34.0
        },
        {
          "step": "cut along the edges",
          "start": 35.0,
          "end": 53.0
        }
      ],
      "target_step": {
        "event": "fold the squares inward and fix them",
        "start": 54.0,
        "end": 96.0
      }
    }
  },
  {
    "id": "cat4_coin_1352",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1352.mp4",
    "duration": 21.021,
    "question": "Given the steps: (1) squat and hold the barbell, (2) pull the barbell to the chin, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "put down the barbell",
          "start": 13.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 16.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_1868",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1868.mp4",
    "duration": 67.0003,
    "question": "Given the steps: (1) circle the rope under the bolt, (2) cross the rope to wrap the bolt, (3) circle the rope under the bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "circle the rope under the bolt",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "cross the rope to wrap the bolt",
          "start": 15.0,
          "end": 27.0
        },
        {
          "step": "circle the rope under the bolt",
          "start": 29.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "cross the rope to wrap the bolt",
        "start": 31.0,
        "end": 65.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6564",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6564.mp4",
    "duration": 9.9796,
    "question": "Given the sequence: (1) putting coins into wallet (2) putting coins into wallet (3) putting paper into wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting coins into wallet",
          "start": 2.0,
          "end": 2.7057
        },
        {
          "step": "putting coins into wallet",
          "start": 3.4785,
          "end": 4.2514
        },
        {
          "step": "putting paper into wallet",
          "start": 4.6547,
          "end": 5.7636
        }
      ],
      "target_step": {
        "event": "putting paper into wallet",
        "start": 6.7381,
        "end": 7.9142
      }
    }
  },
  {
    "id": "cat4_coin_0736",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0736.mp4",
    "duration": 41.5081,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) remove the old watch band and reconnect – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "push the pin out",
          "start": 12.0,
          "end": 26.0
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 28.5,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "put the pin in",
        "start": 32.5,
        "end": 39.5
      }
    }
  },
  {
    "id": "cat4_perception_test_6835",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6835.mp4",
    "duration": 9.3667,
    "question": "Given the sequence: (1) putting sunscreen into box (2) putting foot deodorant into box (3) putting spray bottle into box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting sunscreen into box",
          "start": 2.0,
          "end": 2.8333
        },
        {
          "step": "putting foot deodorant into box",
          "start": 3.3333,
          "end": 4.3333
        },
        {
          "step": "putting spray bottle into box",
          "start": 4.8,
          "end": 5.7333
        }
      ],
      "target_step": {
        "event": "putting hand sanitizer into box",
        "start": 6.2333,
        "end": 7.3667
      }
    }
  },
  {
    "id": "cat4_perception_test_6245",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6245.mp4",
    "duration": 13.1294,
    "question": "Given the sequence: (1) putting playing cards on top of the table (2) showing a playing card to the camera (3) showing a playing card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting playing cards on top of the table",
          "start": 2.0,
          "end": 4.205
        },
        {
          "step": "showing a playing card to the camera",
          "start": 4.9066,
          "end": 7.2787
        },
        {
          "step": "showing a playing card to the camera",
          "start": 7.145,
          "end": 9.2498
        }
      ],
      "target_step": {
        "event": "showing a playing card to the camera",
        "start": 9.1162,
        "end": 11.0873
      }
    }
  },
  {
    "id": "cat4_coin_0829",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0829.mp4",
    "duration": 112.0119,
    "question": "Given the steps: (1) cut the rubber, (2) glue on the paddle, (3) glue on the back of the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut the rubber",
          "start": 2.0,
          "end": 23.0
        },
        {
          "step": "glue on the paddle",
          "start": 38.0,
          "end": 44.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 51.0,
          "end": 71.0
        }
      ],
      "target_step": {
        "event": "put rubber on paddle",
        "start": 75.0,
        "end": 110.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6220",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6220.mp4",
    "duration": 8.1105,
    "question": "Given the sequence: (1) opening a pink backpack (2) putting a red wallet into the backpack (3) putting a green container into the backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a pink backpack",
          "start": 0.0,
          "end": 0.9049
        },
        {
          "step": "putting a red wallet into the backpack",
          "start": 2.1114,
          "end": 3.452
        },
        {
          "step": "putting a green container into the backpack",
          "start": 3.9882,
          "end": 4.7926
        }
      ],
      "target_step": {
        "event": "putting a blue hair clip into the backpack",
        "start": 5.1277,
        "end": 6.0996
      }
    }
  },
  {
    "id": "cat4_coin_0949",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0949.mp4",
    "duration": 85.0,
    "question": "Given the steps: (1) scratch the hair carefully, (2) wet and wash the hair, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch the hair carefully",
          "start": 2.0,
          "end": 39.0
        },
        {
          "step": "wet and wash the hair",
          "start": 40.0,
          "end": 57.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 58.0,
          "end": 72.0
        }
      ],
      "target_step": {
        "event": "make the hair dry",
        "start": 73.0,
        "end": 83.0
      }
    }
  },
  {
    "id": "cat4_coin_0935",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0935.mp4",
    "duration": 89.0223,
    "question": "Given the steps: (1) line up the protector and the cellphone, (2) paste protector on the screen, (3) wipe the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up the protector and the cellphone",
          "start": 2.0,
          "end": 34.0
        },
        {
          "step": "paste protector on the screen",
          "start": 35.0,
          "end": 54.0
        },
        {
          "step": "wipe the screen",
          "start": 55.0,
          "end": 73.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 84.0,
        "end": 87.0
      }
    }
  },
  {
    "id": "cat4_coin_0914",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0914.mp4",
    "duration": 36.0356,
    "question": "Given the steps: (1) apply the shampoo or hair conditioner, (2) scratch the hair carefully, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 6.0,
          "end": 24.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 27.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "apply the shampoo or hair conditioner",
        "start": 33.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_1865",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1865.mp4",
    "duration": 101.0586,
    "question": "Given the steps: (1) brush ice floor, (2) push curling, (3) brush ice floor – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "brush ice floor",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "push curling",
          "start": 30.0,
          "end": 31.0
        },
        {
          "step": "brush ice floor",
          "start": 69.0,
          "end": 79.0
        }
      ],
      "target_step": {
        "event": "push curling",
        "start": 93.0,
        "end": 99.0
      }
    }
  },
  {
    "id": "cat4_coin_0062",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0062.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 9.0,
          "end": 14.0
        },
        {
          "step": "do the third jump",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 19.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_0749",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0749.mp4",
    "duration": 455.0225,
    "question": "Given the steps: (1) spray the cleaning agent on the car window, (2) wipe off the cleaning agent, (3) apply the cleaning agent with towel evenly – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "spray the cleaning agent on the car window",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "wipe off the cleaning agent",
          "start": 19.0,
          "end": 68.0
        },
        {
          "step": "apply the cleaning agent with towel evenly",
          "start": 142.0,
          "end": 230.0
        }
      ],
      "target_step": {
        "event": "wipe off the cleaning agent",
        "start": 333.0,
        "end": 453.0
      }
    }
  },
  {
    "id": "cat4_coin_0568",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0568.mp4",
    "duration": 68.0343,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "mix the raw materials",
          "start": 8.0,
          "end": 24.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 25.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 27.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5477",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5477.mp4",
    "duration": 12.3766,
    "question": "Given the sequence: (1) launching a red toy car (2) putting a book on top of a glass (3) launching a red toy car - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching a red toy car",
          "start": 2.0,
          "end": 4.6689
        },
        {
          "step": "putting a book on top of a glass",
          "start": 5.4028,
          "end": 7.0709
        },
        {
          "step": "launching a red toy car",
          "start": 7.638,
          "end": 8.7389
        }
      ],
      "target_step": {
        "event": "launching a red toy car",
        "start": 8.8056,
        "end": 10.3402
      }
    }
  },
  {
    "id": "cat4_coin_0573",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0573.mp4",
    "duration": 40.0066,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "do the third jump",
          "start": 12.0,
          "end": 17.0
        },
        {
          "step": "begin to run up",
          "start": 21.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 28.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0980",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0980.mp4",
    "duration": 13.4753,
    "question": "Given the sequence: (1) taking an egg out of an egg carton (2) closing an egg carton (3) breaking an egg into a glass bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking an egg out of an egg carton",
          "start": 2.0,
          "end": 3.6969
        },
        {
          "step": "closing an egg carton",
          "start": 3.2311,
          "end": 3.6303
        },
        {
          "step": "breaking an egg into a glass bowl",
          "start": 3.7301,
          "end": 6.8244
        }
      ],
      "target_step": {
        "event": "putting salt into a glass bowl",
        "start": 5.6932,
        "end": 11.4492
      }
    }
  },
  {
    "id": "cat4_coin_0757",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0757.mp4",
    "duration": 57.0236,
    "question": "Given the steps: (1) tighten screws, (2) tighten screws, (3) jack up the car – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tighten screws",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "tighten screws",
          "start": 20.0,
          "end": 33.0
        },
        {
          "step": "jack up the car",
          "start": 38.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "unscrew the screw",
        "start": 42.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_1864",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1864.mp4",
    "duration": 86.0436,
    "question": "Given the steps: (1) push curling, (2) brush ice floor, (3) push curling – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push curling",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "brush ice floor",
          "start": 7.0,
          "end": 21.0
        },
        {
          "step": "push curling",
          "start": 35.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "brush ice floor",
        "start": 74.0,
        "end": 84.0
      }
    }
  },
  {
    "id": "cat4_coin_1078",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1078.mp4",
    "duration": 90.0476,
    "question": "Given the steps: (1) remove the core, (2) peel, (3) cut into strips and pieces – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the core",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "peel",
          "start": 8.0,
          "end": 16.0
        },
        {
          "step": "cut into strips and pieces",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "cut into strips and pieces",
        "start": 44.0,
        "end": 88.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3908",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3908.mp4",
    "duration": 22.1185,
    "question": "Given the sequence: (1) moving a black mug around (2) showing a black pen to the camera (3) showing a white book to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a black mug around",
          "start": 2.0,
          "end": 4.7151
        },
        {
          "step": "showing a black pen to the camera",
          "start": 6.8011,
          "end": 10.0791
        },
        {
          "step": "showing a white book to the camera",
          "start": 11.7015,
          "end": 15.5424
        }
      ],
      "target_step": {
        "event": "showing a black pen to the camera",
        "start": 17.0655,
        "end": 20.1117
      }
    }
  },
  {
    "id": "cat4_coin_0550",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0550.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "do the third jump",
          "start": 3.0,
          "end": 5.0
        },
        {
          "step": "begin to run up",
          "start": 15.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 20.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_perception_test_7019",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_7019.mp4",
    "duration": 6.192,
    "question": "Given the sequence: (1) putting letter 'b' on top of letter 'a' (2) moving letter 'b' (3) moving letter 'c' - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting letter 'b' on top of letter 'a'",
          "start": 2.0,
          "end": 2.6325
        },
        {
          "step": "moving letter 'b'",
          "start": 2.8656,
          "end": 3.0653
        },
        {
          "step": "moving letter 'c'",
          "start": 3.3317,
          "end": 3.598
        }
      ],
      "target_step": {
        "event": "moving letter 'c'",
        "start": 3.9975,
        "end": 4.1639
      }
    }
  },
  {
    "id": "cat4_perception_test_5648",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5648.mp4",
    "duration": 13.2978,
    "question": "Given the sequence: (1) mixing tea bag with water (2) putting sugar cube into cup (3) mixing sugar with tea - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mixing tea bag with water",
          "start": 2.0,
          "end": 5.6328
        },
        {
          "step": "putting sugar cube into cup",
          "start": 5.866,
          "end": 6.7659
        },
        {
          "step": "mixing sugar with tea",
          "start": 7.0992,
          "end": 9.4988
        }
      ],
      "target_step": {
        "event": "moving lime and apple",
        "start": 10.0654,
        "end": 11.2652
      }
    }
  },
  {
    "id": "cat4_perception_test_5665",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5665.mp4",
    "duration": 19.4819,
    "question": "Given the sequence: (1) taking tea bag out of packet (2) putting tea bag into cup (3) pouring water from kettle into cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking tea bag out of packet",
          "start": 2.0,
          "end": 3.3011
        },
        {
          "step": "putting tea bag into cup",
          "start": 3.3344,
          "end": 6.0032
        },
        {
          "step": "pouring water from kettle into cup",
          "start": 7.1041,
          "end": 13.476
        }
      ],
      "target_step": {
        "event": "mixing tea with spoon",
        "start": 14.1098,
        "end": 17.4458
      }
    }
  },
  {
    "id": "cat4_coin_0888",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0888.mp4",
    "duration": 91.0,
    "question": "Given the steps: (1) wipe the screen, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "remove the original protector",
          "start": 37.0,
          "end": 41.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 42.0,
          "end": 64.0
        }
      ],
      "target_step": {
        "event": "paste protector on the screen",
        "start": 65.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1757",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1757.mp4",
    "duration": 135.0015,
    "question": "Given the steps: (1) cut off the edge, (2) peel, (3) cut in half – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut off the edge",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "peel",
          "start": 19.0,
          "end": 92.0
        },
        {
          "step": "cut in half",
          "start": 95.0,
          "end": 102.0
        }
      ],
      "target_step": {
        "event": "dig out the seeds with spoon",
        "start": 107.0,
        "end": 133.0
      }
    }
  },
  {
    "id": "cat4_coin_0046",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0046.mp4",
    "duration": 151.5264,
    "question": "Given the steps: (1) take out the shell, (2) cut a hole on the shell, (3) prepare and boil water – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "cut a hole on the shell",
          "start": 23.5,
          "end": 93.0
        },
        {
          "step": "prepare and boil water",
          "start": 102.0,
          "end": 127.5
        }
      ],
      "target_step": {
        "event": "fry or roast or braise",
        "start": 138.0,
        "end": 149.5
      }
    }
  },
  {
    "id": "cat4_coin_1863",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1863.mp4",
    "duration": 44.0023,
    "question": "Given the steps: (1) push curling, (2) push curling, (3) brush ice floor – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push curling",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "push curling",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "brush ice floor",
          "start": 13.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "push curling",
        "start": 41.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6685",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6685.mp4",
    "duration": 16.2958,
    "question": "Given the sequence: (1) opening a pink handbag (2) putting a book into a backpack (3) putting a book into a backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a pink handbag",
          "start": 2.0,
          "end": 3.1214
        },
        {
          "step": "putting a book into a backpack",
          "start": 5.3643,
          "end": 7.2917
        },
        {
          "step": "putting a book into a backpack",
          "start": 7.537,
          "end": 10.4457
        }
      ],
      "target_step": {
        "event": "putting a book into a backpack",
        "start": 11.0765,
        "end": 14.2656
      }
    }
  },
  {
    "id": "cat4_coin_0226",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0226.mp4",
    "duration": 33.066,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "fall to the ground",
          "start": 12.0,
          "end": 14.0
        },
        {
          "step": "begin to run up",
          "start": 16.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 23.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4223",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4223.mp4",
    "duration": 11.7748,
    "question": "Given the sequence: (1) putting notebook on top of books (2) moving tissue box (3) launching spray bottle - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting notebook on top of books",
          "start": 1.4183,
          "end": 3.1334
        },
        {
          "step": "moving tissue box",
          "start": 3.4962,
          "end": 4.3537
        },
        {
          "step": "launching spray bottle",
          "start": 4.7165,
          "end": 5.8709
        }
      ],
      "target_step": {
        "event": "launching spray bottle",
        "start": 6.9923,
        "end": 9.7629
      }
    }
  },
  {
    "id": "cat4_coin_0574",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0574.mp4",
    "duration": 35.0016,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to run up",
          "start": 11.0,
          "end": 17.0
        },
        {
          "step": "do the first two jumps",
          "start": 18.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 29.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_0785",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0785.mp4",
    "duration": 52.0516,
    "question": "Given the steps: (1) install legs of sofa, (2) place cushion and backrest, (3) install the sofa back – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install legs of sofa",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "place cushion and backrest",
          "start": 6.5,
          "end": 11.0
        },
        {
          "step": "install the sofa back",
          "start": 27.5,
          "end": 36.5
        }
      ],
      "target_step": {
        "event": "install legs of sofa",
        "start": 47.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_1897",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1897.mp4",
    "duration": 23.023,
    "question": "Given the steps: (1) apply cleaning agent, (2) wipe wall with detergent, (3) apply cleaning agent – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply cleaning agent",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "wipe wall with detergent",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "apply cleaning agent",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "wipe wall with detergent",
        "start": 20.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4225",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4225.mp4",
    "duration": 12.9612,
    "question": "Given the sequence: (1) launching a white bottle (2) launching a white bottle (3) moving a tissue box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching a white bottle",
          "start": 2.0,
          "end": 3.1544
        },
        {
          "step": "launching a white bottle",
          "start": 4.2758,
          "end": 7.0464
        },
        {
          "step": "moving a tissue box",
          "start": 5.3313,
          "end": 5.76
        }
      ],
      "target_step": {
        "event": "launching a white bottle",
        "start": 7.805,
        "end": 10.9053
      }
    }
  },
  {
    "id": "cat4_coin_1738",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1738.mp4",
    "duration": 68.5018,
    "question": "Given the steps: (1) remove the peel, (2) remove the peel, (3) slice the pulp – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the peel",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "remove the peel",
          "start": 19.5,
          "end": 26.5
        },
        {
          "step": "slice the pulp",
          "start": 28.5,
          "end": 48.5
        }
      ],
      "target_step": {
        "event": "cut both ends and remove fruit seeds",
        "start": 63.0,
        "end": 66.5
      }
    }
  },
  {
    "id": "cat4_coin_0404",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0404.mp4",
    "duration": 53.0113,
    "question": "Given the steps: (1) melt the soap block, (2) put the melted soap block into the vessel, (3) melt the soap block – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the soap block",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put the melted soap block into the vessel",
          "start": 20.0,
          "end": 24.0
        },
        {
          "step": "melt the soap block",
          "start": 38.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "take out after freezing",
        "start": 49.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3553",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3553.mp4",
    "duration": 15.3546,
    "question": "Given the sequence: (1) holding knife in a state (2) clicking remote (3) plugging hair dryer into something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding knife in a state",
          "start": 2.0,
          "end": 3.7539
        },
        {
          "step": "clicking remote",
          "start": 4.2171,
          "end": 7.427
        },
        {
          "step": "plugging hair dryer into something",
          "start": 8.4529,
          "end": 10.8686
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 11.8613,
        "end": 13.3504
      }
    }
  },
  {
    "id": "cat4_coin_0231",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0231.mp4",
    "duration": 191.0,
    "question": "Given the steps: (1) cut oranges, (2) juice the oranges, (3) cut oranges – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut oranges",
          "start": 2.0,
          "end": 80.0
        },
        {
          "step": "juice the oranges",
          "start": 90.0,
          "end": 94.0
        },
        {
          "step": "cut oranges",
          "start": 101.0,
          "end": 169.0
        }
      ],
      "target_step": {
        "event": "pour the orange juice into the cup",
        "start": 170.0,
        "end": 189.0
      }
    }
  },
  {
    "id": "cat4_coin_0144",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0144.mp4",
    "duration": 125.5,
    "question": "Given the steps: (1) wipe screen, (2) paste protector on the screen, (3) remove the label – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe screen",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "paste protector on the screen",
          "start": 11.5,
          "end": 78.5
        },
        {
          "step": "remove the label",
          "start": 97.0,
          "end": 116.0
        }
      ],
      "target_step": {
        "event": "wipe screen again",
        "start": 121.0,
        "end": 123.5
      }
    }
  },
  {
    "id": "cat4_coin_0077",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0077.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 6.0,
          "end": 10.0
        },
        {
          "step": "do the third jump",
          "start": 11.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 18.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0962",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0962.mp4",
    "duration": 90.5238,
    "question": "Given the steps: (1) remove the light shell/housing/support, (2) take out the old bulb, (3) install the new bulb – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the light shell/housing/support",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "take out the old bulb",
          "start": 27.5,
          "end": 45.5
        },
        {
          "step": "install the new bulb",
          "start": 46.0,
          "end": 63.5
        }
      ],
      "target_step": {
        "event": "install the light shell/housing/support",
        "start": 78.0,
        "end": 88.5
      }
    }
  },
  {
    "id": "cat4_coin_0753",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0753.mp4",
    "duration": 28.028,
    "question": "Given the steps: (1) unscrew the screw, (2) jack up the car, (3) unscrew the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "jack up the car",
          "start": 4.0,
          "end": 14.0
        },
        {
          "step": "unscrew the screw",
          "start": 15.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "put on the tire",
        "start": 22.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1363",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1363.mp4",
    "duration": 14.014,
    "question": "Given the steps: (1) put down the barbell, (2) squat and hold the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 7.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 11.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6432",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6432.mp4",
    "duration": 10.9366,
    "question": "Given the sequence: (1) rotating a book (2) unplugging a lamp from a wall socket (3) hitting a book against a table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rotating a book",
          "start": 2.0,
          "end": 4.2341
        },
        {
          "step": "unplugging a lamp from a wall socket",
          "start": 4.7676,
          "end": 7.1018
        },
        {
          "step": "hitting a book against a table",
          "start": 7.6019,
          "end": 8.569
        }
      ],
      "target_step": {
        "event": "hitting a book against a table",
        "start": 8.6356,
        "end": 8.9024
      }
    }
  },
  {
    "id": "cat4_coin_0263",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0263.mp4",
    "duration": 38.0046,
    "question": "Given the steps: (1) take out the toner cartridge, (2) take out the toner cartridge, (3) insert a new toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the toner cartridge",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 12.0,
          "end": 16.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 23.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "insert a new toner cartridge",
        "start": 30.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0513",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0513.mp4",
    "duration": 118.0,
    "question": "Given the steps: (1) remove the old hard disk, (2) install the new hard disk, (3) install the laptop rear cover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "install the new hard disk",
          "start": 37.0,
          "end": 87.0
        },
        {
          "step": "install the laptop rear cover",
          "start": 88.0,
          "end": 102.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 106.0,
        "end": 116.0
      }
    }
  },
  {
    "id": "cat4_coin_1032",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1032.mp4",
    "duration": 41.0406,
    "question": "Given the steps: (1) put the sticker on the window, (2) press the sticker, (3) tear off the other side of the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the sticker on the window",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "press the sticker",
          "start": 11.0,
          "end": 14.0
        },
        {
          "step": "tear off the other side of the sticker",
          "start": 15.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "put the sticker on the window",
        "start": 30.0,
        "end": 39.0
      }
    }
  },
  {
    "id": "cat4_coin_1830",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1830.mp4",
    "duration": 67.5008,
    "question": "Given the steps: (1) fill the tree into the pit, (2) fill the pit with some soil, (3) fill the pit with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fill the tree into the pit",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "fill the pit with some soil",
          "start": 8.5,
          "end": 44.0
        },
        {
          "step": "fill the pit with some soil",
          "start": 49.0,
          "end": 53.5
        }
      ],
      "target_step": {
        "event": "fill the pit with some soil",
        "start": 58.5,
        "end": 65.5
      }
    }
  },
  {
    "id": "cat4_perception_test_6371",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6371.mp4",
    "duration": 23.079,
    "question": "Given the sequence: (1) folding floral pants (2) folding maroon sweater (3) folding pink shirt - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "folding floral pants",
          "start": 2.0,
          "end": 7.2667
        },
        {
          "step": "folding maroon sweater",
          "start": 7.6667,
          "end": 15.1333
        },
        {
          "step": "folding pink shirt",
          "start": 15.2,
          "end": 20.4667
        }
      ],
      "target_step": {
        "event": "moving clothes around",
        "start": 20.5,
        "end": 21.4333
      }
    }
  },
  {
    "id": "cat4_coin_1072",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1072.mp4",
    "duration": 25.0506,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "mix the raw materials",
          "start": 17.0,
          "end": 18.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 19.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 22.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0730",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0730.mp4",
    "duration": 109.0089,
    "question": "Given the steps: (1) absorb liquid with dropper, (2) release liquid, (3) calibrate the liquid – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "absorb liquid with dropper",
          "start": 2.0,
          "end": 31.0
        },
        {
          "step": "release liquid",
          "start": 50.0,
          "end": 87.0
        },
        {
          "step": "calibrate the liquid",
          "start": 98.0,
          "end": 105.0
        }
      ],
      "target_step": {
        "event": "absorb liquid with dropper",
        "start": 106.0,
        "end": 107.0
      }
    }
  },
  {
    "id": "cat4_coin_1808",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1808.mp4",
    "duration": 66.501,
    "question": "Given the steps: (1) knot the rope, (2) show the whole rope again, (3) knot the rope – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knot the rope",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "show the whole rope again",
          "start": 14.0,
          "end": 22.0
        },
        {
          "step": "knot the rope",
          "start": 23.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "show the whole rope again",
        "start": 48.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3390",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3390.mp4",
    "duration": 10.681,
    "question": "Given the sequence: (1) holding a hair dryer (2) turning on a hair dryer (3) putting cherry tomatoes into a plastic bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a hair dryer",
          "start": 0.0,
          "end": 9.841
        },
        {
          "step": "turning on a hair dryer",
          "start": 0.1334,
          "end": 0.3002
        },
        {
          "step": "putting cherry tomatoes into a plastic bag",
          "start": 1.5012,
          "end": 2.6354
        }
      ],
      "target_step": {
        "event": "putting coins into a bowl",
        "start": 3.0691,
        "end": 4.2033
      }
    }
  },
  {
    "id": "cat4_coin_1514",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1514.mp4",
    "duration": 36.0356,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) tile the wall, (3) wipe adhesive and bedding layer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "tile the wall",
          "start": 15.0,
          "end": 30.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 30.5,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "tile the wall",
        "start": 33.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0950",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0950.mp4",
    "duration": 79.0,
    "question": "Given the steps: (1) wipe the screen, (2) line up the protector and the cellphone, (3) wipe the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "wipe the screen",
          "start": 67.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "remove the original protector",
        "start": 75.0,
        "end": 77.0
      }
    }
  },
  {
    "id": "cat4_coin_1368",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1368.mp4",
    "duration": 15.048,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 8.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 12.0,
        "end": 13.0
      }
    }
  },
  {
    "id": "cat4_coin_0099",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0099.mp4",
    "duration": 38.0376,
    "question": "Given the steps: (1) apply detergent to the intertior of the toilet, (2) scrub the toilet interior, (3) flush and wash the interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "scrub the toilet interior",
          "start": 19.0,
          "end": 22.0
        },
        {
          "step": "flush and wash the interior",
          "start": 24.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "flush and wash the interior",
        "start": 35.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1177",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1177.mp4",
    "duration": 22.784,
    "question": "Given the sequence: (1) putting egg into bowl (2) shuffling letters (3) putting salt into egg - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting egg into bowl",
          "start": 2.0,
          "end": 5.4333
        },
        {
          "step": "shuffling letters",
          "start": 6.5666,
          "end": 10.6332
        },
        {
          "step": "putting salt into egg",
          "start": 12.8998,
          "end": 15.7997
        }
      ],
      "target_step": {
        "event": "mixing egg with fork",
        "start": 16.1331,
        "end": 22.4329
      }
    }
  },
  {
    "id": "cat4_coin_1640",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1640.mp4",
    "duration": 32.0,
    "question": "Given the steps: (1) push the pin out, (2) aim at the pin, (3) push the pin out – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "aim at the pin",
          "start": 13.0,
          "end": 18.5
        },
        {
          "step": "push the pin out",
          "start": 19.0,
          "end": 21.5
        }
      ],
      "target_step": {
        "event": "remove the old watch band and reconnect",
        "start": 25.0,
        "end": 30.0
      }
    }
  },
  {
    "id": "cat4_coin_1795",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1795.mp4",
    "duration": 25.058,
    "question": "Given the steps: (1) dribble in the field, (2) pass the basketball into the hole at the first time, (3) pass the basketball into the hole at the second time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 12.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "shoot towards the basket",
        "start": 17.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1845",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1845.mp4",
    "duration": 64.0306,
    "question": "Given the steps: (1) rub back and forth with potatoes or rust remover, (2) pour salt and rust removal liquid, (3) rub back and forth with potatoes or rust remover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "pour salt and rust removal liquid",
          "start": 17.0,
          "end": 18.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 22.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "add some oil to the pot",
        "start": 59.0,
        "end": 62.0
      }
    }
  },
  {
    "id": "cat4_coin_0235",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0235.mp4",
    "duration": 42.0003,
    "question": "Given the steps: (1) circle the rope under the bolt, (2) cross the rope to wrap the bolt, (3) circle the rope under the bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "circle the rope under the bolt",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "cross the rope to wrap the bolt",
          "start": 4.0,
          "end": 21.0
        },
        {
          "step": "circle the rope under the bolt",
          "start": 31.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "cross the rope to wrap the bolt",
        "start": 33.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_0293",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0293.mp4",
    "duration": 46.0453,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) shape cookie – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "mix raw materials",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "shape cookie",
          "start": 13.0,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 35.0,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_1151",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1151.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) put down the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "put down the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 17.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 21.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0281",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0281.mp4",
    "duration": 82.0,
    "question": "Given the steps: (1) remove the old rearview mirror, (2) cut off the electric wire, (3) reconnect the electric wire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old rearview mirror",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "cut off the electric wire",
          "start": 26.0,
          "end": 34.0
        },
        {
          "step": "reconnect the electric wire",
          "start": 42.0,
          "end": 50.0
        }
      ],
      "target_step": {
        "event": "reinstall the rearview mirror",
        "start": 51.0,
        "end": 80.0
      }
    }
  },
  {
    "id": "cat4_coin_0022",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0022.mp4",
    "duration": 80.0,
    "question": "Given the steps: (1) remove the old hard disk, (2) install the new hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 42.0
        },
        {
          "step": "install the new hard disk",
          "start": 49.0,
          "end": 60.0
        },
        {
          "step": "install the new hard disk",
          "start": 64.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "install the new hard disk",
        "start": 77.0,
        "end": 78.0
      }
    }
  },
  {
    "id": "cat4_coin_1468",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1468.mp4",
    "duration": 61.0,
    "question": "Given the steps: (1) pour the noodles into the water and stir, (2) add seasoning to the boiling water, (3) add seasoning to the boiling water – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour the noodles into the water and stir",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "add seasoning to the boiling water",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "add seasoning to the boiling water",
          "start": 15.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "take a little bit noodles and taste it",
        "start": 46.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_0787",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0787.mp4",
    "duration": 47.5471,
    "question": "Given the steps: (1) install the sofa back, (2) install legs of sofa, (3) place cushion and backrest – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the sofa back",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "install legs of sofa",
          "start": 21.5,
          "end": 24.5
        },
        {
          "step": "place cushion and backrest",
          "start": 27.5,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "install legs of sofa",
        "start": 42.5,
        "end": 45.5
      }
    }
  },
  {
    "id": "cat4_coin_0868",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0868.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) take out the slice of bread, (2) put a slice of bread in, (3) run the toaster and adjust – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the slice of bread",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put a slice of bread in",
          "start": 7.0,
          "end": 12.0
        },
        {
          "step": "run the toaster and adjust",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "take out the slice of bread",
        "start": 19.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4692",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4692.mp4",
    "duration": 18.2604,
    "question": "Given the sequence: (1) opening a bottle with a yellow cap (2) opening a bottle with a white cap (3) rotating a potted plant - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a bottle with a yellow cap",
          "start": 2.0,
          "end": 6.1472
        },
        {
          "step": "opening a bottle with a white cap",
          "start": 6.6823,
          "end": 9.0569
        },
        {
          "step": "rotating a potted plant",
          "start": 9.7592,
          "end": 13.572
        }
      ],
      "target_step": {
        "event": "opening a bottle with a pink cap",
        "start": 13.9064,
        "end": 16.2141
      }
    }
  },
  {
    "id": "cat4_coin_1923",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1923.mp4",
    "duration": 43.0,
    "question": "Given the steps: (1) remove the old hard disk, (2) install the new hard disk, (3) install the laptop rear cover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "install the new hard disk",
          "start": 7.0,
          "end": 24.0
        },
        {
          "step": "install the laptop rear cover",
          "start": 29.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 39.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_coin_1886",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1886.mp4",
    "duration": 68.0,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) paste protector on the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 12.0,
          "end": 16.0
        },
        {
          "step": "paste protector on the screen",
          "start": 17.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 46.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_coin_0763",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0763.mp4",
    "duration": 58.0246,
    "question": "Given the steps: (1) tighten screws, (2) unscrew the screw, (3) put on the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tighten screws",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "unscrew the screw",
          "start": 22.0,
          "end": 38.0
        },
        {
          "step": "put on the tire",
          "start": 40.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 43.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_coin_0721",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0721.mp4",
    "duration": 115.5,
    "question": "Given the steps: (1) apply cleansing milk to the face, (2) apply shaving cream to the face, (3) shave carefully on the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply cleansing milk to the face",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "apply shaving cream to the face",
          "start": 7.0,
          "end": 15.0
        },
        {
          "step": "shave carefully on the face",
          "start": 16.0,
          "end": 99.0
        }
      ],
      "target_step": {
        "event": "do facial care carefully",
        "start": 104.0,
        "end": 113.5
      }
    }
  },
  {
    "id": "cat4_perception_test_3128",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3128.mp4",
    "duration": 5.9527,
    "question": "Given the sequence: (1) moving a knife around (2) moving a knife around (3) hitting a knife against a glass - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a knife around",
          "start": 2.0,
          "end": 2.5686
        },
        {
          "step": "moving a knife around",
          "start": 2.602,
          "end": 2.9699
        },
        {
          "step": "hitting a knife against a glass",
          "start": 2.8027,
          "end": 3.9063
        }
      ],
      "target_step": {
        "event": "moving a knife around",
        "start": 3.3712,
        "end": 3.8729
      }
    }
  },
  {
    "id": "cat4_perception_test_5483",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5483.mp4",
    "duration": 11.9886,
    "question": "Given the sequence: (1) rotating an orange ball (2) putting an orange ball on top of a book (3) launching an orange ball - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rotating an orange ball",
          "start": 0.5343,
          "end": 4.8755
        },
        {
          "step": "putting an orange ball on top of a book",
          "start": 5.2763,
          "end": 7.1463
        },
        {
          "step": "launching an orange ball",
          "start": 5.51,
          "end": 7.9812
        }
      ],
      "target_step": {
        "event": "launching an orange ball",
        "start": 8.7158,
        "end": 9.9848
      }
    }
  },
  {
    "id": "cat4_coin_0075",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0075.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "begin to run up",
          "start": 13.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 17.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4297",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4297.mp4",
    "duration": 15.8709,
    "question": "Given the sequence: (1) moving laptop around (2) putting potted plant on floor (3) trying to close door but plant prevents that - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving laptop around",
          "start": 2.0,
          "end": 3.3815
        },
        {
          "step": "putting potted plant on floor",
          "start": 6.9533,
          "end": 7.9305
        },
        {
          "step": "trying to close door but plant prevents that",
          "start": 7.9979,
          "end": 12.2773
        }
      ],
      "target_step": {
        "event": "moving potted plant around",
        "start": 12.8502,
        "end": 13.8611
      }
    }
  },
  {
    "id": "cat4_coin_0559",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0559.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the third jump",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "begin to run up",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 21.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4322",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4322.mp4",
    "duration": 14.8419,
    "question": "Given the sequence: (1) dropping a crumpled paper on the floor (2) closing a white door (3) dropping a yellow cloth on the floor - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a crumpled paper on the floor",
          "start": 2.0,
          "end": 2.599
        },
        {
          "step": "closing a white door",
          "start": 4.995,
          "end": 6.8253
        },
        {
          "step": "dropping a yellow cloth on the floor",
          "start": 6.8586,
          "end": 7.5241
        }
      ],
      "target_step": {
        "event": "closing a white door",
        "start": 8.3893,
        "end": 12.8153
      }
    }
  },
  {
    "id": "cat4_coin_1876",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1876.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) dribble in the field, (2) dribble and lay up, (3) do the first layup – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "dribble and lay up",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "do the first layup",
          "start": 11.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 14.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_0682",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0682.mp4",
    "duration": 68.0344,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "mix the raw materials",
          "start": 6.0,
          "end": 19.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 20.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 27.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_coin_1357",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1357.mp4",
    "duration": 34.0336,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) pull the barbell to the chin, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 10.0,
          "end": 21.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 25.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 31.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_1250",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1250.mp4",
    "duration": 57.0236,
    "question": "Given the steps: (1) insert oil gun in the car, (2) operate the control panel, (3) pullthe  oil gun out – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "insert oil gun in the car",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "operate the control panel",
          "start": 16.0,
          "end": 23.0
        },
        {
          "step": "pullthe  oil gun out",
          "start": 38.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "close the fuel tank cap",
        "start": 53.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_1858",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1858.mp4",
    "duration": 59.0583,
    "question": "Given the steps: (1) cut ingredients, (2) put the ingredients into the bowl, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 17.0,
          "end": 21.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 32.0,
          "end": 50.0
        }
      ],
      "target_step": {
        "event": "stir the ingredients",
        "start": 55.0,
        "end": 57.0
      }
    }
  },
  {
    "id": "cat4_coin_0597",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0597.mp4",
    "duration": 27.027,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the third jump",
          "start": 18.0,
          "end": 20.0
        },
        {
          "step": "do the first two jumps",
          "start": 21.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_0699",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0699.mp4",
    "duration": 65.0316,
    "question": "Given the steps: (1) wipe the screen, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "remove the original protector",
          "start": 17.0,
          "end": 21.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 22.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "remove the original protector",
        "start": 57.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6929",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6929.mp4",
    "duration": 17.6348,
    "question": "Given the sequence: (1) tearing white paper into pieces (2) tearing green leaf into pieces (3) tearing white paper into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing white paper into pieces",
          "start": 2.0,
          "end": 3.6482
        },
        {
          "step": "tearing green leaf into pieces",
          "start": 5.3623,
          "end": 7.5379
        },
        {
          "step": "tearing white paper into pieces",
          "start": 8.5928,
          "end": 10.1421
        }
      ],
      "target_step": {
        "event": "tearing white paper into pieces",
        "start": 14.4604,
        "end": 15.5812
      }
    }
  },
  {
    "id": "cat4_coin_1880",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1880.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) shoot towards the basket, (3) pass the basketball into the hole at the second time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "shoot towards the basket",
          "start": 6.0,
          "end": 9.0
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 10.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 14.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6648",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6648.mp4",
    "duration": 8.8796,
    "question": "Given the sequence: (1) opening a black bag (2) putting a wallet into a black bag (3) putting a magazine into a black bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a black bag",
          "start": 2.0,
          "end": 2.37
        },
        {
          "step": "putting a wallet into a black bag",
          "start": 2.0,
          "end": 3.3454
        },
        {
          "step": "putting a magazine into a black bag",
          "start": 3.749,
          "end": 6.8771
        }
      ],
      "target_step": {
        "event": "opening a black bag",
        "start": 4.7245,
        "end": 5.1617
      }
    }
  },
  {
    "id": "cat4_coin_1150",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1150.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) lift the barbell from the chin over the head, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 7.0,
          "end": 8.0
        },
        {
          "step": "put down the barbell",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 22.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1073",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1073.mp4",
    "duration": 14.0179,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "mix the raw materials",
          "start": 7.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 9.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_0441",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0441.mp4",
    "duration": 126.0,
    "question": "Given the steps: (1) clean toys and hamster cages, (2) clean toys and hamster cages, (3) clean toys and hamster cages – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean toys and hamster cages",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 30.0,
          "end": 49.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 54.0,
          "end": 97.0
        }
      ],
      "target_step": {
        "event": "move the toy and paper bed into the hamster cage",
        "start": 105.0,
        "end": 124.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3728",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3728.mp4",
    "duration": 10.8935,
    "question": "Given the sequence: (1) juggling a bottle and a plug (2) turning on a hair dryer (3) turning off a hair dryer - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "juggling a bottle and a plug",
          "start": 2.0,
          "end": 4.8983
        },
        {
          "step": "turning on a hair dryer",
          "start": 4.9649,
          "end": 6.364
        },
        {
          "step": "turning off a hair dryer",
          "start": 6.464,
          "end": 8.0297
        }
      ],
      "target_step": {
        "event": "turning on a hair dryer",
        "start": 8.5294,
        "end": 8.8625
      }
    }
  },
  {
    "id": "cat4_coin_0383",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0383.mp4",
    "duration": 90.5238,
    "question": "Given the steps: (1) remove the shrimp shell, (2) remove the vein, (3) remove the shrimp shell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the shrimp shell",
          "start": 2.0,
          "end": 29.5
        },
        {
          "step": "remove the vein",
          "start": 30.0,
          "end": 47.0
        },
        {
          "step": "remove the shrimp shell",
          "start": 52.5,
          "end": 77.0
        }
      ],
      "target_step": {
        "event": "remove the vein",
        "start": 77.5,
        "end": 88.5
      }
    }
  },
  {
    "id": "cat4_coin_0300",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0300.mp4",
    "duration": 74.0403,
    "question": "Given the steps: (1) scrape tarpaulin without ink, (2) cut the tarpaulin, (3) ink the marked area – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scrape tarpaulin without ink",
          "start": 2.0,
          "end": 32.0
        },
        {
          "step": "cut the tarpaulin",
          "start": 32.5,
          "end": 48.0
        },
        {
          "step": "ink the marked area",
          "start": 52.0,
          "end": 56.5
        }
      ],
      "target_step": {
        "event": "transfer print",
        "start": 57.0,
        "end": 72.0
      }
    }
  },
  {
    "id": "cat4_coin_0057",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0057.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 12.0
        },
        {
          "step": "do the first two jumps",
          "start": 15.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 21.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1166",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1166.mp4",
    "duration": 20.7054,
    "question": "Given the sequence: (1) shuffling cards (2) breaking egg (3) putting egg into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling cards",
          "start": 0.1734,
          "end": 6.763
        },
        {
          "step": "breaking egg",
          "start": 7.2832,
          "end": 9.711
        },
        {
          "step": "putting egg into bowl",
          "start": 9.9884,
          "end": 16.474
        }
      ],
      "target_step": {
        "event": "putting fork into bowl",
        "start": 16.7514,
        "end": 18.6936
      }
    }
  },
  {
    "id": "cat4_coin_1438",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1438.mp4",
    "duration": 39.5391,
    "question": "Given the steps: (1) pull out the insurance ring, (2) spray towards the fire, (3) pull out the insurance ring – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull out the insurance ring",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "spray towards the fire",
          "start": 17.5,
          "end": 24.0
        },
        {
          "step": "pull out the insurance ring",
          "start": 28.5,
          "end": 31.5
        }
      ],
      "target_step": {
        "event": "spray towards the fire",
        "start": 33.0,
        "end": 37.5
      }
    }
  },
  {
    "id": "cat4_coin_0047",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0047.mp4",
    "duration": 178.5527,
    "question": "Given the steps: (1) cut a hole on the shell, (2) prepare and boil water, (3) fry or roast or braise – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut a hole on the shell",
          "start": 2.0,
          "end": 71.5
        },
        {
          "step": "prepare and boil water",
          "start": 80.5,
          "end": 106.0
        },
        {
          "step": "fry or roast or braise",
          "start": 116.5,
          "end": 128.0
        }
      ],
      "target_step": {
        "event": "take out the shell",
        "start": 141.5,
        "end": 176.5
      }
    }
  },
  {
    "id": "cat4_perception_test_6204",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6204.mp4",
    "duration": 12.433,
    "question": "Given the sequence: (1) opening a red backpack (2) taking a green packet out of the backpack (3) taking a white bottle out of the backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a red backpack",
          "start": 2.0,
          "end": 3.1663
        },
        {
          "step": "taking a green packet out of the backpack",
          "start": 4.0993,
          "end": 5.0989
        },
        {
          "step": "taking a white bottle out of the backpack",
          "start": 5.4988,
          "end": 6.7317
        }
      ],
      "target_step": {
        "event": "closing the backpack",
        "start": 8.3645,
        "end": 10.697
      }
    }
  },
  {
    "id": "cat4_perception_test_5171",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5171.mp4",
    "duration": 20.4726,
    "question": "Given the sequence: (1) showing a pink letter A to the camera (2) showing a pink letter O to the camera (3) showing a pink letter B to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a pink letter A to the camera",
          "start": 2.0,
          "end": 4.6428
        },
        {
          "step": "showing a pink letter O to the camera",
          "start": 7.0514,
          "end": 9.6607
        },
        {
          "step": "showing a pink letter B to the camera",
          "start": 11.0992,
          "end": 14.2438
        }
      ],
      "target_step": {
        "event": "showing a pink letter G to the camera",
        "start": 15.1805,
        "end": 18.4254
      }
    }
  },
  {
    "id": "cat4_coin_0232",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0232.mp4",
    "duration": 33.033,
    "question": "Given the steps: (1) cut in half, (2) dig out the seeds with spoon, (3) cut off the edge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut in half",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "dig out the seeds with spoon",
          "start": 8.0,
          "end": 16.0
        },
        {
          "step": "cut off the edge",
          "start": 18.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "slice the pulp",
        "start": 27.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_0700",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0700.mp4",
    "duration": 102.0019,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "remove the original protector",
          "start": 42.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 92.0,
        "end": 100.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3323",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3323.mp4",
    "duration": 14.3309,
    "question": "Given the sequence: (1) rotating a green bowl (2) unplugging a lamp from a wall socket (3) plugging a lamp into a wall socket - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rotating a green bowl",
          "start": 0.5999,
          "end": 4.6659
        },
        {
          "step": "unplugging a lamp from a wall socket",
          "start": 5.2991,
          "end": 9.3652
        },
        {
          "step": "plugging a lamp into a wall socket",
          "start": 9.4318,
          "end": 10.165
        }
      ],
      "target_step": {
        "event": "unplugging a lamp from a wall socket",
        "start": 10.2317,
        "end": 12.298
      }
    }
  },
  {
    "id": "cat4_coin_0070",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0070.mp4",
    "duration": 27.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "do the third jump",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 20.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6328",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6328.mp4",
    "duration": 11.428,
    "question": "Given the sequence: (1) showing a card to the camera (2) showing a card to the camera (3) showing a card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a card to the camera",
          "start": 2.0,
          "end": 3.466
        },
        {
          "step": "showing a card to the camera",
          "start": 3.6659,
          "end": 5.4984
        },
        {
          "step": "showing a card to the camera",
          "start": 5.6983,
          "end": 7.3975
        }
      ],
      "target_step": {
        "event": "showing a card to the camera",
        "start": 7.5641,
        "end": 9.3966
      }
    }
  },
  {
    "id": "cat4_coin_1740",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1740.mp4",
    "duration": 77.241,
    "question": "Given the steps: (1) slice the pulp, (2) cut both ends and remove fruit seeds, (3) remove the peel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "slice the pulp",
          "start": 2.0,
          "end": 22.0
        },
        {
          "step": "cut both ends and remove fruit seeds",
          "start": 36.5,
          "end": 40.0
        },
        {
          "step": "remove the peel",
          "start": 43.5,
          "end": 68.0
        }
      ],
      "target_step": {
        "event": "slice the pulp",
        "start": 68.5,
        "end": 76.5
      }
    }
  },
  {
    "id": "cat4_perception_test_5951",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5951.mp4",
    "duration": 13.8711,
    "question": "Given the sequence: (1) putting cheese on top of bread (2) putting ham on top of cheese (3) putting lettuce on top of ham - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cheese on top of bread",
          "start": 2.0,
          "end": 4.1496
        },
        {
          "step": "putting ham on top of cheese",
          "start": 4.7878,
          "end": 8.2137
        },
        {
          "step": "putting lettuce on top of ham",
          "start": 8.2137,
          "end": 10.1953
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 10.2961,
        "end": 11.8075
      }
    }
  },
  {
    "id": "cat4_coin_1921",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1921.mp4",
    "duration": 36.0,
    "question": "Given the steps: (1) remove the old hard disk, (2) remove the old hard disk, (3) remove the old hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "remove the old hard disk",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "remove the old hard disk",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "install the new hard disk",
        "start": 17.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0336",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0336.mp4",
    "duration": 47.0,
    "question": "Given the steps: (1) take out the toner cartridge, (2) insert a new toner cartridge, (3) close the front door or cover of the printer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the toner cartridge",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 25.0,
          "end": 33.0
        },
        {
          "step": "close the front door or cover of the printer",
          "start": 36.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "close the front door or cover of the printer",
        "start": 43.0,
        "end": 45.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6263",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6263.mp4",
    "duration": 10.7142,
    "question": "Given the sequence: (1) browsing through a book (2) lifting a pink cup and placing it back down (3) lifting a pink cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "browsing through a book",
          "start": 2.0,
          "end": 3.881
        },
        {
          "step": "lifting a pink cup and placing it back down",
          "start": 4.2504,
          "end": 5.1909
        },
        {
          "step": "lifting a pink cup and placing it back down",
          "start": 5.6612,
          "end": 7.0719
        }
      ],
      "target_step": {
        "event": "lifting a pink cup and placing it back down",
        "start": 7.3742,
        "end": 8.6506
      }
    }
  },
  {
    "id": "cat4_coin_1859",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1859.mp4",
    "duration": 56.0553,
    "question": "Given the steps: (1) put the ingredients into the bowl, (2) put the ingredients into the bowl, (3) stir the ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the ingredients into the bowl",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 17.0,
          "end": 35.0
        },
        {
          "step": "stir the ingredients",
          "start": 40.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "stir the ingredients",
        "start": 48.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_coin_0419",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0419.mp4",
    "duration": 26.026,
    "question": "Given the steps: (1) pump up to the tire, (2) install the air nozzle, (3) pump up to the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pump up to the tire",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "install the air nozzle",
          "start": 18.0,
          "end": 19.0
        },
        {
          "step": "pump up to the tire",
          "start": 20.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "remove the air nozzle",
        "start": 22.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_0015",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0015.mp4",
    "duration": 21.5625,
    "question": "Given the steps: (1) cut the packing paper, (2) measure the size of the packing paper, (3) cut the packing paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut the packing paper",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "measure the size of the packing paper",
          "start": 5.5,
          "end": 14.0
        },
        {
          "step": "cut the packing paper",
          "start": 14.5,
          "end": 15.5
        }
      ],
      "target_step": {
        "event": "measure the size of the packing paper",
        "start": 17.5,
        "end": 19.5
      }
    }
  },
  {
    "id": "cat4_coin_0767",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0767.mp4",
    "duration": 40.0396,
    "question": "Given the steps: (1) unscrew the screw, (2) remove the tire, (3) put on the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "remove the tire",
          "start": 13.0,
          "end": 16.0
        },
        {
          "step": "put on the tire",
          "start": 17.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 27.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_0894",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0894.mp4",
    "duration": 26.059,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "mix raw materials",
          "start": 13.0,
          "end": 20.0
        },
        {
          "step": "pour raw materials",
          "start": 21.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 23.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_0901",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0901.mp4",
    "duration": 209.0088,
    "question": "Given the steps: (1) place the board on each side, (2) install head of the bed, (3) place the bed board – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "place the board on each side",
          "start": 2.0,
          "end": 71.0
        },
        {
          "step": "install head of the bed",
          "start": 72.0,
          "end": 121.0
        },
        {
          "step": "place the bed board",
          "start": 184.0,
          "end": 199.0
        }
      ],
      "target_step": {
        "event": "place mattress on the bed",
        "start": 200.0,
        "end": 207.0
      }
    }
  },
  {
    "id": "cat4_coin_1162",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1162.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) put down the barbell, (2) squat and hold the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 9.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 21.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_1128",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1128.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "fall to the ground",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 14.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_0762",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0762.mp4",
    "duration": 52.0186,
    "question": "Given the steps: (1) put on the tire, (2) tighten screws, (3) unscrew the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put on the tire",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "tighten screws",
          "start": 10.0,
          "end": 24.0
        },
        {
          "step": "unscrew the screw",
          "start": 30.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "put on the tire",
        "start": 48.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_1279",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1279.mp4",
    "duration": 33.0,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) tile the wall, (3) prepare adhesive – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "tile the wall",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "prepare adhesive",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "fill the gap",
        "start": 19.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_0420",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0420.mp4",
    "duration": 52.0,
    "question": "Given the steps: (1) tear out the foil, (2) turn the suspension link, (3) turn the suspension link – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear out the foil",
          "start": 2.0,
          "end": 31.0
        },
        {
          "step": "turn the suspension link",
          "start": 32.0,
          "end": 34.0
        },
        {
          "step": "turn the suspension link",
          "start": 40.0,
          "end": 44.0
        }
      ],
      "target_step": {
        "event": "open the bottle carefully",
        "start": 48.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_1591",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1591.mp4",
    "duration": 88.5548,
    "question": "Given the steps: (1) take out the shell, (2) remove the old memory chip, (3) install the new memory chip – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 22.5
        },
        {
          "step": "remove the old memory chip",
          "start": 23.0,
          "end": 38.5
        },
        {
          "step": "install the new memory chip",
          "start": 43.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 56.5,
        "end": 86.5
      }
    }
  },
  {
    "id": "cat4_coin_0825",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0825.mp4",
    "duration": 191.0572,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) glue on the paddle, (3) glue on the paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "glue on the paddle",
          "start": 45.0,
          "end": 58.0
        },
        {
          "step": "glue on the paddle",
          "start": 61.0,
          "end": 114.0
        }
      ],
      "target_step": {
        "event": "put rubber on paddle",
        "start": 115.0,
        "end": 189.0
      }
    }
  },
  {
    "id": "cat4_coin_1267",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1267.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) soak them in water, (2) soak them in water, (3) dry strips – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "soak them in water",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "soak them in water",
          "start": 6.0,
          "end": 9.0
        },
        {
          "step": "dry strips",
          "start": 14.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "put in the oil to fry",
        "start": 18.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0386",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0386.mp4",
    "duration": 37.0,
    "question": "Given the steps: (1) pour the egg into the pot, (2) fry eggs, (3) pour the egg into the pot – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour the egg into the pot",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "fry eggs",
          "start": 4.0,
          "end": 14.0
        },
        {
          "step": "pour the egg into the pot",
          "start": 15.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "fry eggs",
        "start": 20.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6939",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6939.mp4",
    "duration": 7.425,
    "question": "Given the sequence: (1) putting a card on top of a card (2) putting a card on top of a card (3) putting a card on top of a card - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a card on top of a card",
          "start": 2.0,
          "end": 2.3696
        },
        {
          "step": "putting a card on top of a card",
          "start": 3.0416,
          "end": 3.4112
        },
        {
          "step": "putting a card on top of a card",
          "start": 3.9488,
          "end": 4.2848
        }
      ],
      "target_step": {
        "event": "putting a card on top of a card",
        "start": 4.856,
        "end": 5.36
      }
    }
  },
  {
    "id": "cat4_coin_0551",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0551.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 14.0,
          "end": 18.0
        },
        {
          "step": "do the first two jumps",
          "start": 19.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 21.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0675",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0675.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) dribble in the field, (2) pass the basketball into the hole at the first time, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 0.0,
          "end": 5.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "dribble in the field",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 14.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1536",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1536.mp4",
    "duration": 106.0,
    "question": "Given the steps: (1) fold the edges of the paper, (2) cut along the edges, (3) fold the squares inward and fix them – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold the edges of the paper",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "cut along the edges",
          "start": 20.0,
          "end": 38.0
        },
        {
          "step": "fold the squares inward and fix them",
          "start": 39.0,
          "end": 81.0
        }
      ],
      "target_step": {
        "event": "fix the wind mill on the bracket",
        "start": 82.0,
        "end": 104.0
      }
    }
  },
  {
    "id": "cat4_coin_1733",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1733.mp4",
    "duration": 56.022,
    "question": "Given the steps: (1) cut both ends and remove fruit seeds, (2) remove the peel, (3) slice the pulp – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut both ends and remove fruit seeds",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "remove the peel",
          "start": 8.0,
          "end": 29.0
        },
        {
          "step": "slice the pulp",
          "start": 34.0,
          "end": 49.0
        }
      ],
      "target_step": {
        "event": "cut in half",
        "start": 51.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_coin_1920",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1920.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) open the laptop rear cover, (2) remove the old hard disk, (3) remove the old hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the laptop rear cover",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "remove the old hard disk",
          "start": 11.0,
          "end": 14.0
        },
        {
          "step": "remove the old hard disk",
          "start": 17.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "remove the old hard disk",
        "start": 21.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0519",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0519.mp4",
    "duration": 45.093,
    "question": "Given the steps: (1) get an iron prepared, (2) iron the cloths with the iron, (3) flip the clothes repeatly – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "get an iron prepared",
          "start": 0.0,
          "end": 1.0
        },
        {
          "step": "iron the cloths with the iron",
          "start": 4.0,
          "end": 25.0
        },
        {
          "step": "flip the clothes repeatly",
          "start": 26.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "iron the cloths with the iron",
        "start": 40.0,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_0993",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0993.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) put rubber on paddle, (2) glue on the paddle, (3) cut the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put rubber on paddle",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "glue on the paddle",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "cut the rubber",
          "start": 9.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "glue on the back of the rubber",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0808",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0808.mp4",
    "duration": 28.028,
    "question": "Given the steps: (1) insert money into the vending machine, (2) press the corresponding button, (3) take out the goods – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "insert money into the vending machine",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "press the corresponding button",
          "start": 9.0,
          "end": 14.0
        },
        {
          "step": "take out the goods",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "insert money into the vending machine",
        "start": 23.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0071",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0071.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 15.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 21.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1566",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1566.mp4",
    "duration": 51.0,
    "question": "Given the steps: (1) soak and wash the rice, (2) put the washed rice into the rice cooker, (3) put the washed rice into the rice cooker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "soak and wash the rice",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 16.0,
          "end": 19.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 25.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "cook the rice by rice cooker",
        "start": 45.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4792",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4792.mp4",
    "duration": 11.3332,
    "question": "Given the sequence: (1) dropping a black comb on top of a nail clipper (2) dropping a black battery on top of a nail clipper (3) dropping a blue lighter on top of a nail clipper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a black comb on top of a nail clipper",
          "start": 2.0,
          "end": 2.1391
        },
        {
          "step": "dropping a black battery on top of a nail clipper",
          "start": 4.1555,
          "end": 4.2598
        },
        {
          "step": "dropping a blue lighter on top of a nail clipper",
          "start": 7.0064,
          "end": 7.1455
        }
      ],
      "target_step": {
        "event": "dropping a red whistle on top of a nail clipper",
        "start": 9.1619,
        "end": 9.2662
      }
    }
  },
  {
    "id": "cat4_coin_1077",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1077.mp4",
    "duration": 35.035,
    "question": "Given the steps: (1) remove the core, (2) remove the core, (3) peel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the core",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "remove the core",
          "start": 15.0,
          "end": 18.0
        },
        {
          "step": "peel",
          "start": 21.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "cut into strips and pieces",
        "start": 31.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1534",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1534.mp4",
    "duration": 61.0,
    "question": "Given the steps: (1) fold the edges of the paper, (2) cut along the edges, (3) fold the edges of the paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold the edges of the paper",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "cut along the edges",
          "start": 8.0,
          "end": 15.0
        },
        {
          "step": "fold the edges of the paper",
          "start": 23.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "cut along the edges",
        "start": 41.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_1565",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1565.mp4",
    "duration": 63.0,
    "question": "Given the steps: (1) soak and wash the rice, (2) soak and wash the rice, (3) put the washed rice into the rice cooker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "soak and wash the rice",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "soak and wash the rice",
          "start": 34.0,
          "end": 43.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 48.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "put the washed rice into the rice cooker",
        "start": 57.0,
        "end": 61.0
      }
    }
  },
  {
    "id": "cat4_coin_1406",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1406.mp4",
    "duration": 47.0,
    "question": "Given the steps: (1) set up the brackets, (2) fix the ground nail, (3) fix the ground nail – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set up the brackets",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "fix the ground nail",
          "start": 7.0,
          "end": 12.0
        },
        {
          "step": "fix the ground nail",
          "start": 37.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "set up the brackets",
        "start": 43.0,
        "end": 45.0
      }
    }
  },
  {
    "id": "cat4_coin_1680",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1680.mp4",
    "duration": 61.0,
    "question": "Given the steps: (1) nail down or stick together, (2) fold or bent the paper, (3) nail down or stick together – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "nail down or stick together",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "fold or bent the paper",
          "start": 10.0,
          "end": 32.0
        },
        {
          "step": "nail down or stick together",
          "start": 35.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "fold or bent the paper",
        "start": 53.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_0564",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0564.mp4",
    "duration": 73.0063,
    "question": "Given the steps: (1) mix and pickle, (2) string together, (3) roast ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix and pickle",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "string together",
          "start": 25.0,
          "end": 47.0
        },
        {
          "step": "roast ingredients",
          "start": 55.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "prepare seasonings and side dishes",
        "start": 63.0,
        "end": 71.0
      }
    }
  },
  {
    "id": "cat4_coin_1877",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1877.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) dribble and lay up, (2) do the first layup, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble and lay up",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first layup",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "dribble in the field",
          "start": 10.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "pass the basketball into the hole at the first time",
        "start": 16.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_0162",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0162.mp4",
    "duration": 115.0,
    "question": "Given the steps: (1) put strawberries and other fruits into the juicer, (2) put yogurt, honey and other ingredients into the juicer, (3) put yogurt, honey and other ingredients into the juicer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put strawberries and other fruits into the juicer",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 18.0,
          "end": 27.0
        },
        {
          "step": "put yogurt, honey and other ingredients into the juicer",
          "start": 33.0,
          "end": 57.0
        }
      ],
      "target_step": {
        "event": "shake and juice",
        "start": 78.0,
        "end": 113.0
      }
    }
  },
  {
    "id": "cat4_coin_1018",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1018.mp4",
    "duration": 17.0,
    "question": "Given the steps: (1) fall to the ground, (2) rise to the sky, (3) rise to the sky – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "rise to the sky",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "rise to the sky",
          "start": 8.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "rise to the sky",
        "start": 14.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_coin_0623",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0623.mp4",
    "duration": 73.5398,
    "question": "Given the steps: (1) open the car key cover, (2) take out the car key battery, (3) put in the battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the car key cover",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "take out the car key battery",
          "start": 8.0,
          "end": 21.5
        },
        {
          "step": "put in the battery",
          "start": 52.5,
          "end": 63.5
        }
      ],
      "target_step": {
        "event": "close the car key cover",
        "start": 67.5,
        "end": 71.5
      }
    }
  },
  {
    "id": "cat4_perception_test_5486",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5486.mp4",
    "duration": 24.1919,
    "question": "Given the sequence: (1) putting a bottle on top of a bat (2) lifting a bat and placing it back down (3) putting a bottle on top of a bat - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a bottle on top of a bat",
          "start": 2.0,
          "end": 3.6328
        },
        {
          "step": "lifting a bat and placing it back down",
          "start": 5.7321,
          "end": 11.4302
        },
        {
          "step": "putting a bottle on top of a bat",
          "start": 14.5291,
          "end": 16.1286
        }
      ],
      "target_step": {
        "event": "lifting a bat and placing it back down",
        "start": 18.6277,
        "end": 22.1599
      }
    }
  },
  {
    "id": "cat4_coin_1582",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1582.mp4",
    "duration": 100.033,
    "question": "Given the steps: (1) screw on the screws, (2) install the new toilet seat, (3) install the new toilet seat – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "screw on the screws",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "install the new toilet seat",
          "start": 27.0,
          "end": 31.0
        },
        {
          "step": "install the new toilet seat",
          "start": 75.0,
          "end": 81.0
        }
      ],
      "target_step": {
        "event": "screw on the screws",
        "start": 88.0,
        "end": 98.0
      }
    }
  },
  {
    "id": "cat4_coin_0715",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0715.mp4",
    "duration": 40.5405,
    "question": "Given the steps: (1) apply cleansing milk to the face, (2) shave carefully on the face, (3) shave carefully on the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply cleansing milk to the face",
          "start": 2.0,
          "end": 13.5
        },
        {
          "step": "shave carefully on the face",
          "start": 17.0,
          "end": 21.5
        },
        {
          "step": "shave carefully on the face",
          "start": 25.0,
          "end": 27.5
        }
      ],
      "target_step": {
        "event": "shave carefully on the face",
        "start": 30.5,
        "end": 38.5
      }
    }
  },
  {
    "id": "cat4_coin_0953",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0953.mp4",
    "duration": 60.0,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) wipe the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "wipe the screen",
          "start": 9.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 55.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_0294",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0294.mp4",
    "duration": 84.0416,
    "question": "Given the steps: (1) mix raw materials, (2) shape cookie, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "shape cookie",
          "start": 9.0,
          "end": 30.0
        },
        {
          "step": "pour raw materials",
          "start": 31.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "shape cookie",
        "start": 48.0,
        "end": 82.0
      }
    }
  },
  {
    "id": "cat4_coin_0134",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0134.mp4",
    "duration": 35.0016,
    "question": "Given the steps: (1) arrange the seperated wire, (2) cut a certain length, (3) insert it into the crystal head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "arrange the seperated wire",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "cut a certain length",
          "start": 9.0,
          "end": 11.0
        },
        {
          "step": "insert it into the crystal head",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "fixe it with a crimping pliers",
        "start": 20.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1160",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1160.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) stand up with straight legs, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "stand up with straight legs",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "put down the barbell",
          "start": 10.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 14.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1167",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1167.mp4",
    "duration": 45.5451,
    "question": "Given the steps: (1) apply glue to the wall and wallpaper, (2) paste and level the wallpaper, (3) crop the wallpaper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply glue to the wall and wallpaper",
          "start": 2.0,
          "end": 9.5
        },
        {
          "step": "paste and level the wallpaper",
          "start": 10.0,
          "end": 20.0
        },
        {
          "step": "crop the wallpaper",
          "start": 20.5,
          "end": 30.5
        }
      ],
      "target_step": {
        "event": "paste and level the wallpaper",
        "start": 31.0,
        "end": 43.5
      }
    }
  },
  {
    "id": "cat4_coin_0896",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0896.mp4",
    "duration": 50.0166,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "mix raw materials",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "pour raw materials",
          "start": 6.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 10.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_1031",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1031.mp4",
    "duration": 42.008,
    "question": "Given the steps: (1) tear off the front of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the front of the sticker",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "put the sticker on the window",
          "start": 14.0,
          "end": 21.0
        },
        {
          "step": "press the sticker",
          "start": 23.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 27.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0365",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0365.mp4",
    "duration": 8.297,
    "question": "Given the sequence: (1) hitting a spoon against a cutting board (2) putting chopped onions on a plate (3) putting chopped potatoes on a plate - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting a spoon against a cutting board",
          "start": 2.0,
          "end": 3.133
        },
        {
          "step": "putting chopped onions on a plate",
          "start": 3.5662,
          "end": 5.0657
        },
        {
          "step": "putting chopped potatoes on a plate",
          "start": 5.4323,
          "end": 6.2654
        }
      ],
      "target_step": {
        "event": "putting chopped potatoes on a plate",
        "start": 5.4656,
        "end": 5.9988
      }
    }
  },
  {
    "id": "cat4_coin_1075",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1075.mp4",
    "duration": 41.701,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "mix the raw materials",
          "start": 8.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 12.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_1369",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1369.mp4",
    "duration": 13.121,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "stand up with straight legs",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 11.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4976",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4976.mp4",
    "duration": 17.6,
    "question": "Given the sequence: (1) opening a black wallet (2) closing a black wallet (3) opening a green backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a black wallet",
          "start": 1.3667,
          "end": 4.2333
        },
        {
          "step": "closing a black wallet",
          "start": 9.2667,
          "end": 10.6333
        },
        {
          "step": "opening a green backpack",
          "start": 10.3,
          "end": 14.3333
        }
      ],
      "target_step": {
        "event": "putting a black wallet into a green backpack",
        "start": 14.3667,
        "end": 15.6
      }
    }
  },
  {
    "id": "cat4_coin_0555",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0555.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the third jump",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 21.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 26.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1739",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1739.mp4",
    "duration": 79.0453,
    "question": "Given the steps: (1) remove the peel, (2) slice the pulp, (3) cut both ends and remove fruit seeds – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the peel",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "slice the pulp",
          "start": 11.0,
          "end": 31.0
        },
        {
          "step": "cut both ends and remove fruit seeds",
          "start": 45.5,
          "end": 49.0
        }
      ],
      "target_step": {
        "event": "remove the peel",
        "start": 52.5,
        "end": 77.0
      }
    }
  },
  {
    "id": "cat4_coin_1840",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1840.mp4",
    "duration": 50.0,
    "question": "Given the steps: (1) fold or fire the blank paper, (2) show the money to the audience, (3) fold or fire the blank paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold or fire the blank paper",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "show the money to the audience",
          "start": 25.0,
          "end": 27.0
        },
        {
          "step": "fold or fire the blank paper",
          "start": 27.0,
          "end": 29.0
        }
      ],
      "target_step": {
        "event": "show the money to the audience",
        "start": 35.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_1873",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1873.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) pass the basketball into the hole at the second time, (3) shoot towards the basket – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 0.0,
          "end": 6.0
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 9.0,
          "end": 10.0
        },
        {
          "step": "shoot towards the basket",
          "start": 11.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 19.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_0916",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0916.mp4",
    "duration": 63.0296,
    "question": "Given the steps: (1) scratch the hair carefully, (2) apply the shampoo or hair conditioner, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch the hair carefully",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 12.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "apply the shampoo or hair conditioner",
        "start": 52.0,
        "end": 61.0
      }
    }
  },
  {
    "id": "cat4_coin_0410",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0410.mp4",
    "duration": 42.0,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "mix raw materials",
          "start": 6.0,
          "end": 29.0
        },
        {
          "step": "pour raw materials",
          "start": 30.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 34.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_1843",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1843.mp4",
    "duration": 76.0093,
    "question": "Given the steps: (1) rinse the pot, (2) rub back and forth with potatoes or rust remover, (3) rub back and forth with potatoes or rust remover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rinse the pot",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 7.0,
          "end": 35.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 58.0,
          "end": 68.0
        }
      ],
      "target_step": {
        "event": "pour salt and rust removal liquid",
        "start": 73.0,
        "end": 74.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6020",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6020.mp4",
    "duration": 23.3945,
    "question": "Given the sequence: (1) hitting egg against white bowl (2) pretending to put egg into white bowl (3) pretending to put salt into white bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting egg against white bowl",
          "start": 2.0,
          "end": 4.4418
        },
        {
          "step": "pretending to put egg into white bowl",
          "start": 5.1018,
          "end": 8.5335
        },
        {
          "step": "pretending to put salt into white bowl",
          "start": 8.7645,
          "end": 12.0972
        }
      ],
      "target_step": {
        "event": "pretending to mix salt in white bowl",
        "start": 12.7902,
        "end": 21.3365
      }
    }
  },
  {
    "id": "cat4_coin_0710",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0710.mp4",
    "duration": 47.0136,
    "question": "Given the steps: (1) clean the window surface, (2) tear off the front of the sticker, (3) put the sticker on the window – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean the window surface",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "tear off the front of the sticker",
          "start": 12.0,
          "end": 18.0
        },
        {
          "step": "put the sticker on the window",
          "start": 21.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "press the sticker",
        "start": 33.0,
        "end": 45.0
      }
    }
  },
  {
    "id": "cat4_coin_1028",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1028.mp4",
    "duration": 132.0649,
    "question": "Given the steps: (1) fry salmon, (2) add seasoning on the salmon, (3) load the dish – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fry salmon",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "add seasoning on the salmon",
          "start": 55.0,
          "end": 109.0
        },
        {
          "step": "load the dish",
          "start": 110.0,
          "end": 125.0
        }
      ],
      "target_step": {
        "event": "add decoration",
        "start": 126.0,
        "end": 130.0
      }
    }
  },
  {
    "id": "cat4_coin_1326",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1326.mp4",
    "duration": 14.014,
    "question": "Given the steps: (1) stand up with straight legs, (2) lift the barbell directly over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "stand up with straight legs",
          "start": 7.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 9.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_1353",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1353.mp4",
    "duration": 19.052,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) put down the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put down the barbell",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 11.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 15.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3460",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3460.mp4",
    "duration": 11.187,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) turning something on - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 2.462
        },
        {
          "step": "clapping hands",
          "start": 2.99,
          "end": 3.485
        },
        {
          "step": "turning something on",
          "start": 3.914,
          "end": 4.739
        }
      ],
      "target_step": {
        "event": "turning something on",
        "start": 5.036,
        "end": 9.128
      }
    }
  },
  {
    "id": "cat4_perception_test_1081",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1081.mp4",
    "duration": 16.4608,
    "question": "Given the sequence: (1) breaking an egg (2) putting egg into cup (3) putting salt into cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "breaking an egg",
          "start": 0.0,
          "end": 2.749
        },
        {
          "step": "putting egg into cup",
          "start": 2.8815,
          "end": 5.4649
        },
        {
          "step": "putting salt into cup",
          "start": 5.5312,
          "end": 9.7375
        }
      ],
      "target_step": {
        "event": "mixing egg with spoon",
        "start": 10.1018,
        "end": 14.4406
      }
    }
  },
  {
    "id": "cat4_coin_0599",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0599.mp4",
    "duration": 40.0396,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "do the third jump",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 34.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 37.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0987",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0987.mp4",
    "duration": 23.509,
    "question": "Given the sequence: (1) breaking an egg (2) putting egg into bowl (3) putting salt into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "breaking an egg",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "putting egg into bowl",
          "start": 6.1333,
          "end": 9.5333
        },
        {
          "step": "putting salt into bowl",
          "start": 9.9,
          "end": 12.6333
        }
      ],
      "target_step": {
        "event": "mixing egg with fork",
        "start": 13.0,
        "end": 23.1999
      }
    }
  },
  {
    "id": "cat4_coin_1183",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1183.mp4",
    "duration": 92.0253,
    "question": "Given the steps: (1) unscrew the screws used to fix the screen, (2) pull out the screen connector and remove the screen, (3) unscrew the screws used to fix the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 2.0,
          "end": 34.5
        },
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 37.0,
          "end": 50.0
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 51.0,
          "end": 66.5
        }
      ],
      "target_step": {
        "event": "unscrew the screws used to fix the screen",
        "start": 74.0,
        "end": 90.0
      }
    }
  },
  {
    "id": "cat4_coin_1124",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1124.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "fall to the ground",
          "start": 10.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 23.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1596",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1596.mp4",
    "duration": 90.0563,
    "question": "Given the steps: (1) knot the rope, (2) show the whole rope again, (3) knot the rope – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knot the rope",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "show the whole rope again",
          "start": 48.0,
          "end": 49.0
        },
        {
          "step": "knot the rope",
          "start": 61.0,
          "end": 72.0
        }
      ],
      "target_step": {
        "event": "knot the rope",
        "start": 76.0,
        "end": 88.0
      }
    }
  },
  {
    "id": "cat4_coin_0021",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0021.mp4",
    "duration": 116.0,
    "question": "Given the steps: (1) open the laptop rear cover, (2) remove the old hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the laptop rear cover",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "remove the old hard disk",
          "start": 42.0,
          "end": 82.0
        },
        {
          "step": "install the new hard disk",
          "start": 89.0,
          "end": 100.0
        }
      ],
      "target_step": {
        "event": "install the new hard disk",
        "start": 104.0,
        "end": 114.0
      }
    }
  },
  {
    "id": "cat4_coin_1766",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1766.mp4",
    "duration": 32.032,
    "question": "Given the steps: (1) jack up the car, (2) remove the tire, (3) put on the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "jack up the car",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "remove the tire",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "put on the tire",
          "start": 14.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "jack up the car",
        "start": 25.0,
        "end": 30.0
      }
    }
  },
  {
    "id": "cat4_coin_0690",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0690.mp4",
    "duration": 45.5451,
    "question": "Given the steps: (1) push the pin out, (2) aim at the pin, (3) push the pin out – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "aim at the pin",
          "start": 8.0,
          "end": 18.5
        },
        {
          "step": "push the pin out",
          "start": 19.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "aim at the pin",
        "start": 37.0,
        "end": 43.5
      }
    }
  },
  {
    "id": "cat4_coin_1171",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1171.mp4",
    "duration": 121.0,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) prepare adhesive, (3) wipe adhesive and bedding layer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "prepare adhesive",
          "start": 33.0,
          "end": 37.0
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 51.0,
          "end": 70.0
        }
      ],
      "target_step": {
        "event": "tile the wall",
        "start": 71.0,
        "end": 119.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0977",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0977.mp4",
    "duration": 14.0409,
    "question": "Given the sequence: (1) moving object(s) around (2) putting something on top of something (3) opening something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving object(s) around",
          "start": 1.9963,
          "end": 2.9612
        },
        {
          "step": "putting something on top of something",
          "start": 3.3937,
          "end": 7.9187
        },
        {
          "step": "opening something",
          "start": 9.5158,
          "end": 11.4455
        }
      ],
      "target_step": {
        "event": "taking something out of something",
        "start": 10.3143,
        "end": 12.0112
      }
    }
  },
  {
    "id": "cat4_coin_0026",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0026.mp4",
    "duration": 40.593,
    "question": "Given the steps: (1) insert the paperclips into the lock hole, (2) twist the paperclips by hands, (3) insert the paperclips into the lock hole – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "insert the paperclips into the lock hole",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "twist the paperclips by hands",
          "start": 10.0,
          "end": 18.0
        },
        {
          "step": "insert the paperclips into the lock hole",
          "start": 27.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "twist the paperclips by hands",
        "start": 32.0,
        "end": 39.0
      }
    }
  },
  {
    "id": "cat4_coin_0256",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0256.mp4",
    "duration": 58.0576,
    "question": "Given the steps: (1) remove the tape of the fixed battery, (2) remove the components of the fixed battery, (3) remove the tape of the fixed battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the tape of the fixed battery",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "remove the components of the fixed battery",
          "start": 33.0,
          "end": 42.0
        },
        {
          "step": "remove the tape of the fixed battery",
          "start": 43.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "take down the old battery",
        "start": 49.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4457",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4457.mp4",
    "duration": 19.0609,
    "question": "Given the sequence: (1) putting spoons into box (2) moving object(s) around (3) putting something into box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting spoons into box",
          "start": 2.0,
          "end": 3.4995
        },
        {
          "step": "moving object(s) around",
          "start": 3.7328,
          "end": 4.7991
        },
        {
          "step": "putting something into box",
          "start": 4.6325,
          "end": 7.0651
        }
      ],
      "target_step": {
        "event": "closing box",
        "start": 7.465,
        "end": 17.0288
      }
    }
  },
  {
    "id": "cat4_coin_0618",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0618.mp4",
    "duration": 60.0,
    "question": "Given the steps: (1) paste and level the wallpaper, (2) wipe or polish the wall, (3) crop the wallpaper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "paste and level the wallpaper",
          "start": 2.0,
          "end": 23.0
        },
        {
          "step": "wipe or polish the wall",
          "start": 24.0,
          "end": 29.0
        },
        {
          "step": "crop the wallpaper",
          "start": 30.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "paste and level the wallpaper",
        "start": 34.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_0752",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0752.mp4",
    "duration": 35.0,
    "question": "Given the steps: (1) set up the platfond, (2) fix the ground nail, (3) set up the platfond – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set up the platfond",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "fix the ground nail",
          "start": 17.0,
          "end": 22.0
        },
        {
          "step": "set up the platfond",
          "start": 23.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 28.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_0442",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0442.mp4",
    "duration": 111.0,
    "question": "Given the steps: (1) clean toys and hamster cages, (2) clean toys and hamster cages, (3) move the toy and paper bed into the hamster cage – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean toys and hamster cages",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 26.0,
          "end": 69.0
        },
        {
          "step": "move the toy and paper bed into the hamster cage",
          "start": 77.0,
          "end": 96.0
        }
      ],
      "target_step": {
        "event": "move the toy and paper bed into the hamster cage",
        "start": 101.0,
        "end": 109.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1388",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1388.mp4",
    "duration": 18.4785,
    "question": "Given the sequence: (1) showing a glue gun to the camera (2) showing a blue ball to the camera (3) showing a wooden paddle to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a glue gun to the camera",
          "start": 2.0,
          "end": 3.9256
        },
        {
          "step": "showing a blue ball to the camera",
          "start": 5.6484,
          "end": 7.0673
        },
        {
          "step": "showing a wooden paddle to the camera",
          "start": 9.0266,
          "end": 11.2224
        }
      ],
      "target_step": {
        "event": "showing a wooden paddle to the camera",
        "start": 13.7223,
        "end": 16.4586
      }
    }
  },
  {
    "id": "cat4_coin_1341",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1341.mp4",
    "duration": 14.014,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "stand up with straight legs",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 6.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 10.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_0612",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0612.mp4",
    "duration": 208.0,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) glue on the back of the rubber, (3) glue on the paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 0.0,
          "end": 17.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 129.0,
          "end": 143.0
        },
        {
          "step": "glue on the paddle",
          "start": 168.0,
          "end": 183.0
        }
      ],
      "target_step": {
        "event": "glue on the back of the rubber",
        "start": 198.0,
        "end": 206.0
      }
    }
  },
  {
    "id": "cat4_coin_1823",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1823.mp4",
    "duration": 42.0416,
    "question": "Given the steps: (1) show the glass to the audience, (2) block out the glass, (3) show the vanished glass – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the glass to the audience",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "block out the glass",
          "start": 6.0,
          "end": 31.0
        },
        {
          "step": "show the vanished glass",
          "start": 31.5,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "show the vanished glass",
        "start": 39.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_0512",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0512.mp4",
    "duration": 133.0,
    "question": "Given the steps: (1) open the laptop rear cover, (2) remove the old hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the laptop rear cover",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "remove the old hard disk",
          "start": 31.0,
          "end": 59.0
        },
        {
          "step": "install the new hard disk",
          "start": 66.0,
          "end": 116.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 117.0,
        "end": 131.0
      }
    }
  },
  {
    "id": "cat4_coin_0412",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0412.mp4",
    "duration": 105.401,
    "question": "Given the steps: (1) take out the shell, (2) remove the old memory chip, (3) install the new memory chip – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "remove the old memory chip",
          "start": 46.0,
          "end": 52.0
        },
        {
          "step": "install the new memory chip",
          "start": 54.0,
          "end": 78.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 79.0,
        "end": 104.0
      }
    }
  },
  {
    "id": "cat4_coin_0311",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0311.mp4",
    "duration": 98.0,
    "question": "Given the steps: (1) take out the filter, (2) fit on the shell, (3) fit on the filter – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the filter",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "fit on the shell",
          "start": 9.0,
          "end": 68.0
        },
        {
          "step": "fit on the filter",
          "start": 69.0,
          "end": 86.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 87.0,
        "end": 96.0
      }
    }
  },
  {
    "id": "cat4_coin_1800",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1800.mp4",
    "duration": 114.0469,
    "question": "Given the steps: (1) rub back and forth with potatoes or rust remover, (2) rinse the pot, (3) rub back and forth with potatoes or rust remover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 2.0,
          "end": 41.0
        },
        {
          "step": "rinse the pot",
          "start": 43.0,
          "end": 62.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 75.0,
          "end": 101.0
        }
      ],
      "target_step": {
        "event": "rinse the pot",
        "start": 103.0,
        "end": 112.0
      }
    }
  },
  {
    "id": "cat4_coin_1329",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1329.mp4",
    "duration": 28.061,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) lift the barbell directly over the head, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 19.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 24.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0766",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0766.mp4",
    "duration": 65.0646,
    "question": "Given the steps: (1) tighten screws, (2) unscrew the screw, (3) remove the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tighten screws",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "unscrew the screw",
          "start": 39.0,
          "end": 49.0
        },
        {
          "step": "remove the tire",
          "start": 50.0,
          "end": 53.0
        }
      ],
      "target_step": {
        "event": "put on the tire",
        "start": 54.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_coin_1721",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1721.mp4",
    "duration": 55.0546,
    "question": "Given the steps: (1) clean up and soak, (2) fry or roast or braise, (3) take out the shell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean up and soak",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "fry or roast or braise",
          "start": 22.0,
          "end": 30.5
        },
        {
          "step": "take out the shell",
          "start": 35.0,
          "end": 45.5
        }
      ],
      "target_step": {
        "event": "take out the shell",
        "start": 50.0,
        "end": 53.0
      }
    }
  },
  {
    "id": "cat4_coin_0930",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0930.mp4",
    "duration": 59.0,
    "question": "Given the steps: (1) remove the door knob, (2) remove the bolt and pin board, (3) install the new bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the door knob",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "remove the bolt and pin board",
          "start": 9.5,
          "end": 25.0
        },
        {
          "step": "install the new bolt",
          "start": 42.5,
          "end": 44.5
        }
      ],
      "target_step": {
        "event": "install the new pin board",
        "start": 47.0,
        "end": 57.0
      }
    }
  },
  {
    "id": "cat4_coin_0152",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0152.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) peel off the garlics, (2) cut up the garlics, (3) smash the garlics with the knife face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "peel off the garlics",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "cut up the garlics",
          "start": 10.5,
          "end": 12.0
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 12.5,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "smash the garlics with the knife face",
        "start": 17.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_1737",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1737.mp4",
    "duration": 70.0363,
    "question": "Given the steps: (1) slice the pulp, (2) remove the peel, (3) remove the peel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "slice the pulp",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "remove the peel",
          "start": 21.5,
          "end": 28.5
        },
        {
          "step": "remove the peel",
          "start": 39.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "slice the pulp",
        "start": 48.0,
        "end": 68.0
      }
    }
  },
  {
    "id": "cat4_coin_0230",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0230.mp4",
    "duration": 25.388,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "begin to jump up",
          "start": 13.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 24.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_1497",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1497.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) brew the coffee beans, (2) brew the coffee beans, (3) filtrate the coffee beans – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "brew the coffee beans",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "brew the coffee beans",
          "start": 9.0,
          "end": 10.0
        },
        {
          "step": "filtrate the coffee beans",
          "start": 10.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "brew the coffee beans",
        "start": 13.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_1824",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1824.mp4",
    "duration": 97.0,
    "question": "Given the steps: (1) press the fuel nozzle, (2) lighten the lighter to check, (3) pump up the fuel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the fuel nozzle",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "lighten the lighter to check",
          "start": 14.0,
          "end": 16.0
        },
        {
          "step": "pump up the fuel",
          "start": 57.0,
          "end": 62.0
        }
      ],
      "target_step": {
        "event": "pump up the fuel",
        "start": 72.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_coin_0202",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0202.mp4",
    "duration": 73.0,
    "question": "Given the steps: (1) cut along the edges, (2) cut along the edges, (3) cut along the edges – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut along the edges",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "cut along the edges",
          "start": 13.0,
          "end": 15.0
        },
        {
          "step": "cut along the edges",
          "start": 19.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "fold the squares inward and fix them",
        "start": 22.0,
        "end": 71.0
      }
    }
  },
  {
    "id": "cat4_coin_0823",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0823.mp4",
    "duration": 120.0,
    "question": "Given the steps: (1) reveal the glue from the face, (2) pour some glue to the face, (3) wipe the glue to a layer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "reveal the glue from the face",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "pour some glue to the face",
          "start": 12.5,
          "end": 24.0
        },
        {
          "step": "wipe the glue to a layer",
          "start": 76.5,
          "end": 106.5
        }
      ],
      "target_step": {
        "event": "reveal the glue from the face",
        "start": 109.5,
        "end": 118.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3391",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3391.mp4",
    "duration": 9.8409,
    "question": "Given the sequence: (1) turning on a hair dryer (2) putting a tomato into a plastic bag (3) putting a tomato into a plastic bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "turning on a hair dryer",
          "start": 0.1334,
          "end": 0.3002
        },
        {
          "step": "putting a tomato into a plastic bag",
          "start": 1.5012,
          "end": 2.6354
        },
        {
          "step": "putting a tomato into a plastic bag",
          "start": 3.0691,
          "end": 4.2033
        }
      ],
      "target_step": {
        "event": "taking coins out of a bowl",
        "start": 4.737,
        "end": 7.8395
      }
    }
  },
  {
    "id": "cat4_coin_1822",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1822.mp4",
    "duration": 45.5451,
    "question": "Given the steps: (1) show the vanished glass, (2) show the glass to the audience, (3) block out the glass – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the vanished glass",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "show the glass to the audience",
          "start": 10.5,
          "end": 14.0
        },
        {
          "step": "block out the glass",
          "start": 14.5,
          "end": 39.5
        }
      ],
      "target_step": {
        "event": "show the vanished glass",
        "start": 40.0,
        "end": 43.5
      }
    }
  },
  {
    "id": "cat4_coin_0072",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0072.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 10.0,
          "end": 15.0
        },
        {
          "step": "do the third jump",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 22.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0464",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0464.mp4",
    "duration": 91.024,
    "question": "Given the steps: (1) let the jack down, (2) raise the jack up, (3) raise the jack up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "let the jack down",
          "start": 2.0,
          "end": 27.0
        },
        {
          "step": "raise the jack up",
          "start": 48.0,
          "end": 58.0
        },
        {
          "step": "raise the jack up",
          "start": 72.0,
          "end": 82.0
        }
      ],
      "target_step": {
        "event": "let the jack down",
        "start": 83.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1343",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1343.mp4",
    "duration": 14.014,
    "question": "Given the steps: (1) squat and hold the barbell, (2) lift the barbell directly over the head, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "put down the barbell",
          "start": 8.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 10.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_1408",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1408.mp4",
    "duration": 84.0,
    "question": "Given the steps: (1) fix the ground nail, (2) set up the brackets, (3) set up the brackets – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fix the ground nail",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "set up the brackets",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "set up the brackets",
          "start": 27.0,
          "end": 37.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 38.0,
        "end": 82.0
      }
    }
  },
  {
    "id": "cat4_coin_0289",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0289.mp4",
    "duration": 38.038,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "mix raw materials",
          "start": 9.0,
          "end": 22.0
        },
        {
          "step": "pour raw materials",
          "start": 23.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 29.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0298",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0298.mp4",
    "duration": 82.5488,
    "question": "Given the steps: (1) draw black patterns, (2) transfer pattern to board or tarpaulin, (3) scrape tarpaulin without ink – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "draw black patterns",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "transfer pattern to board or tarpaulin",
          "start": 18.5,
          "end": 32.0
        },
        {
          "step": "scrape tarpaulin without ink",
          "start": 34.5,
          "end": 64.5
        }
      ],
      "target_step": {
        "event": "cut the tarpaulin",
        "start": 65.0,
        "end": 80.5
      }
    }
  },
  {
    "id": "cat4_perception_test_1335",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1335.mp4",
    "duration": 19.056,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) showing something to the camera (3) putting something on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 4.4654
        },
        {
          "step": "showing something to the camera",
          "start": 6.431,
          "end": 10.7954
        },
        {
          "step": "putting something on top of something",
          "start": 13.4607,
          "end": 14.2936
        }
      ],
      "target_step": {
        "event": "putting something on top of something",
        "start": 16.0927,
        "end": 17.0255
      }
    }
  },
  {
    "id": "cat4_coin_1324",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1324.mp4",
    "duration": 18.018,
    "question": "Given the steps: (1) put down the barbell, (2) lift the barbell directly over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 9.0,
          "end": 11.0
        },
        {
          "step": "stand up with straight legs",
          "start": 11.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 13.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1798",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1798.mp4",
    "duration": 86.0193,
    "question": "Given the steps: (1) rinse the pot, (2) pour salt and rust removal liquid, (3) rub back and forth with potatoes or rust remover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rinse the pot",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "pour salt and rust removal liquid",
          "start": 17.0,
          "end": 23.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 24.0,
          "end": 63.0
        }
      ],
      "target_step": {
        "event": "rinse the pot",
        "start": 65.0,
        "end": 84.0
      }
    }
  },
  {
    "id": "cat4_coin_1019",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1019.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) rise to the sky, (2) rise to the sky, (3) rise to the sky – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rise to the sky",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "rise to the sky",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "rise to the sky",
          "start": 10.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "rise to the sky",
        "start": 15.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_0076",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0076.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 11.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 16.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5725",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5725.mp4",
    "duration": 15.803,
    "question": "Given the sequence: (1) opening a can (2) putting a spoon into a cup (3) covering a can with a lid - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a can",
          "start": 2.0,
          "end": 4.5151
        },
        {
          "step": "putting a spoon into a cup",
          "start": 4.753,
          "end": 6.9622
        },
        {
          "step": "covering a can with a lid",
          "start": 7.1661,
          "end": 9.5792
        }
      ],
      "target_step": {
        "event": "pretending to pour from a thermos into a cup",
        "start": 10.191,
        "end": 13.7597
      }
    }
  },
  {
    "id": "cat4_coin_1895",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1895.mp4",
    "duration": 20.02,
    "question": "Given the steps: (1) apply cleaning agent, (2) wipe wall with detergent, (3) apply cleaning agent – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply cleaning agent",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "wipe wall with detergent",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "apply cleaning agent",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "wipe wall with detergent",
        "start": 15.0,
        "end": 18.0
      }
    }
  },
  {
    "id": "cat4_coin_1562",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1562.mp4",
    "duration": 96.0,
    "question": "Given the steps: (1) ink the marked area, (2) ink the marked area, (3) transfer print – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "ink the marked area",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "ink the marked area",
          "start": 14.0,
          "end": 42.0
        },
        {
          "step": "transfer print",
          "start": 59.0,
          "end": 63.0
        }
      ],
      "target_step": {
        "event": "transfer print",
        "start": 90.0,
        "end": 94.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4995",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4995.mp4",
    "duration": 27.756,
    "question": "Given the sequence: (1) putting a white paper on a book (2) closing a book (3) opening a black backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a white paper on a book",
          "start": 2.0,
          "end": 4.1805
        },
        {
          "step": "closing a book",
          "start": 6.79,
          "end": 9.5068
        },
        {
          "step": "opening a black backpack",
          "start": 9.8642,
          "end": 18.9438
        }
      ],
      "target_step": {
        "event": "closing a black backpack",
        "start": 18.9796,
        "end": 26.3434
      }
    }
  },
  {
    "id": "cat4_coin_1663",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1663.mp4",
    "duration": 66.0326,
    "question": "Given the steps: (1) take out the shell, (2) take out the filter, (3) fit on the filter – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "take out the filter",
          "start": 15.0,
          "end": 25.0
        },
        {
          "step": "fit on the filter",
          "start": 26.0,
          "end": 43.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 44.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_1829",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1829.mp4",
    "duration": 69.5358,
    "question": "Given the steps: (1) dig a pit with proper size, (2) fill the tree into the pit, (3) fill the pit with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dig a pit with proper size",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "fill the tree into the pit",
          "start": 16.0,
          "end": 22.0
        },
        {
          "step": "fill the pit with some soil",
          "start": 22.5,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "fill the pit with some soil",
        "start": 63.0,
        "end": 67.5
      }
    }
  },
  {
    "id": "cat4_coin_0203",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0203.mp4",
    "duration": 96.0,
    "question": "Given the steps: (1) cut along the edges, (2) cut along the edges, (3) fold the squares inward and fix them – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut along the edges",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "cut along the edges",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "fold the squares inward and fix them",
          "start": 11.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "fix the wind mill on the bracket",
        "start": 91.0,
        "end": 94.0
      }
    }
  },
  {
    "id": "cat4_coin_0123",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0123.mp4",
    "duration": 62.401,
    "question": "Given the steps: (1) show the whole rope again, (2) cut the rope, (3) cut the rope – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the whole rope again",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "cut the rope",
          "start": 19.0,
          "end": 26.0
        },
        {
          "step": "cut the rope",
          "start": 28.0,
          "end": 37.0
        }
      ],
      "target_step": {
        "event": "show the whole rope again",
        "start": 49.0,
        "end": 61.0
      }
    }
  },
  {
    "id": "cat4_coin_1793",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1793.mp4",
    "duration": 62.0203,
    "question": "Given the steps: (1) pour the gesso to the canvas, (2) brush the gesso evenly, (3) brush the gesso evenly – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour the gesso to the canvas",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "brush the gesso evenly",
          "start": 21.0,
          "end": 31.0
        },
        {
          "step": "brush the gesso evenly",
          "start": 39.0,
          "end": 43.0
        }
      ],
      "target_step": {
        "event": "brush the gesso evenly",
        "start": 54.0,
        "end": 60.0
      }
    }
  },
  {
    "id": "cat4_coin_0462",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0462.mp4",
    "duration": 68.0013,
    "question": "Given the steps: (1) raise the jack up, (2) set the underprop, (3) let the jack down – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "raise the jack up",
          "start": 0.0,
          "end": 5.5
        },
        {
          "step": "set the underprop",
          "start": 6.0,
          "end": 9.5
        },
        {
          "step": "let the jack down",
          "start": 10.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "raise the jack up",
        "start": 56.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1310",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1310.mp4",
    "duration": 10.659,
    "question": "Given the sequence: (1) showing a paper with 'BAG' written on it to the camera (2) moving a green pen on the table (3) moving colorful toy letters on the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a paper with 'BAG' written on it to the camera",
          "start": 2.0,
          "end": 5.927
        },
        {
          "step": "moving a green pen on the table",
          "start": 6.719,
          "end": 7.709
        },
        {
          "step": "moving colorful toy letters on the table",
          "start": 6.818,
          "end": 7.94
        }
      ],
      "target_step": {
        "event": "moving colorful toy letters on the table",
        "start": 8.303,
        "end": 8.6
      }
    }
  },
  {
    "id": "cat4_perception_test_3914",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3914.mp4",
    "duration": 19.2468,
    "question": "Given the sequence: (1) showing a blue pen to the camera (2) showing a red book to the camera (3) showing a red book to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a blue pen to the camera",
          "start": 0.401,
          "end": 2.172
        },
        {
          "step": "showing a red book to the camera",
          "start": 4.3439,
          "end": 6.282
        },
        {
          "step": "showing a red book to the camera",
          "start": 9.0889,
          "end": 11.4613
        }
      ],
      "target_step": {
        "event": "showing a red book to the camera",
        "start": 14.168,
        "end": 17.2421
      }
    }
  },
  {
    "id": "cat4_coin_0151",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0151.mp4",
    "duration": 17.5,
    "question": "Given the steps: (1) smash the garlics with the knife face, (2) peel off the garlics, (3) cut up the garlics – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "smash the garlics with the knife face",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "peel off the garlics",
          "start": 3.5,
          "end": 6.5
        },
        {
          "step": "cut up the garlics",
          "start": 12.0,
          "end": 13.5
        }
      ],
      "target_step": {
        "event": "smash the garlics with the knife face",
        "start": 14.0,
        "end": 15.5
      }
    }
  },
  {
    "id": "cat4_coin_0133",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0133.mp4",
    "duration": 57.023,
    "question": "Given the steps: (1) arrange the seperated wire, (2) arrange the seperated wire, (3) cut a certain length – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "arrange the seperated wire",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "arrange the seperated wire",
          "start": 42.0,
          "end": 48.0
        },
        {
          "step": "cut a certain length",
          "start": 49.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "insert it into the crystal head",
        "start": 52.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_0517",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0517.mp4",
    "duration": 60.0596,
    "question": "Given the steps: (1) remove the air nozzle, (2) install the air nozzle, (3) pump up to the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the air nozzle",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "install the air nozzle",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "pump up to the tire",
          "start": 13.0,
          "end": 44.0
        }
      ],
      "target_step": {
        "event": "remove the air nozzle",
        "start": 45.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_0105",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0105.mp4",
    "duration": 119.0189,
    "question": "Given the steps: (1) knock in the nails, (2) fit on the boards, (3) fit on the boards – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knock in the nails",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "fit on the boards",
          "start": 37.0,
          "end": 59.0
        },
        {
          "step": "fit on the boards",
          "start": 69.0,
          "end": 76.0
        }
      ],
      "target_step": {
        "event": "fit on the boards",
        "start": 105.0,
        "end": 117.0
      }
    }
  },
  {
    "id": "cat4_coin_0377",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0377.mp4",
    "duration": 81.0,
    "question": "Given the steps: (1) wet and wash the hair, (2) wet and wash the hair, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wet and wash the hair",
          "start": 0.0,
          "end": 36.5
        },
        {
          "step": "wet and wash the hair",
          "start": 45.0,
          "end": 64.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 65.0,
          "end": 67.5
        }
      ],
      "target_step": {
        "event": "apply the shampoo or hair conditioner",
        "start": 68.0,
        "end": 79.0
      }
    }
  },
  {
    "id": "cat4_coin_0902",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0902.mp4",
    "duration": 36.002,
    "question": "Given the steps: (1) put on the hair extensions, (2) pull up the hair to reserve place for the hair extensions, (3) put on the hair extensions – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put on the hair extensions",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "pull up the hair to reserve place for the hair extensions",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "put on the hair extensions",
          "start": 8.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "put down the hair and comb",
        "start": 29.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0582",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0582.mp4",
    "duration": 35.0,
    "question": "Given the steps: (1) transfer print, (2) transfer print, (3) scrape tarpaulin without ink – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "transfer print",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "transfer print",
          "start": 20.0,
          "end": 25.0
        },
        {
          "step": "scrape tarpaulin without ink",
          "start": 28.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "ink the marked area",
        "start": 32.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1820",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1820.mp4",
    "duration": 51.0176,
    "question": "Given the steps: (1) show the glass to the audience, (2) block out the glass, (3) show the vanished glass – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the glass to the audience",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "block out the glass",
          "start": 13.5,
          "end": 36.5
        },
        {
          "step": "show the vanished glass",
          "start": 37.0,
          "end": 40.5
        }
      ],
      "target_step": {
        "event": "show the glass to the audience",
        "start": 45.5,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_0598",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0598.mp4",
    "duration": 41.0406,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 37.0,
        "end": 39.0
      }
    }
  },
  {
    "id": "cat4_coin_0111",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0111.mp4",
    "duration": 83.0,
    "question": "Given the steps: (1) install the wheels for the base, (2) assemble the cushion and the backrest, (3) connect the chair and the base – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the wheels for the base",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "assemble the cushion and the backrest",
          "start": 18.0,
          "end": 52.0
        },
        {
          "step": "connect the chair and the base",
          "start": 54.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "assemble the cushion and the backrest",
        "start": 59.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_0561",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0561.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) begin to run up, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the third jump",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 16.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 20.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0259",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0259.mp4",
    "duration": 70.0033,
    "question": "Given the steps: (1) take down the old battery, (2) put on new tape, (3) load a new battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take down the old battery",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "put on new tape",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "load a new battery",
          "start": 15.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "restore the fixed battery components and the back cover",
        "start": 36.0,
        "end": 68.0
      }
    }
  },
  {
    "id": "cat4_coin_0606",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0606.mp4",
    "duration": 114.0469,
    "question": "Given the steps: (1) take old chain away, (2) install the new chain, (3) cut the old chain – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take old chain away",
          "start": 2.0,
          "end": 21.0
        },
        {
          "step": "install the new chain",
          "start": 43.0,
          "end": 86.0
        },
        {
          "step": "cut the old chain",
          "start": 87.0,
          "end": 88.0
        }
      ],
      "target_step": {
        "event": "install the new chain",
        "start": 89.0,
        "end": 112.0
      }
    }
  },
  {
    "id": "cat4_coin_0397",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0397.mp4",
    "duration": 300.0,
    "question": "Given the steps: (1) knead the raw sugar, (2) blow the raw sugar, (3) paint on sugar – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knead the raw sugar",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "blow the raw sugar",
          "start": 190.0,
          "end": 222.0
        },
        {
          "step": "paint on sugar",
          "start": 256.0,
          "end": 281.0
        }
      ],
      "target_step": {
        "event": "paint on sugar",
        "start": 289.0,
        "end": 298.0
      }
    }
  },
  {
    "id": "cat4_coin_0579",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0579.mp4",
    "duration": 42.0416,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "do the third jump",
          "start": 12.0,
          "end": 17.0
        },
        {
          "step": "begin to run up",
          "start": 22.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 33.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_1480",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1480.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) pass the basketball into the hole at the second time, (3) shoot towards the basket – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 5.5,
          "end": 6.5
        },
        {
          "step": "shoot towards the basket",
          "start": 7.0,
          "end": 10.5
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 24.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0991",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0991.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) glue on the paddle, (2) glue on the back of the rubber, (3) put rubber on paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 9.0,
          "end": 13.0
        },
        {
          "step": "put rubber on paddle",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "glue on the paddle",
        "start": 19.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_1356",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1356.mp4",
    "duration": 35.0346,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) lift the barbell directly over the head, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 5.0,
          "end": 10.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 13.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 28.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_0244",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0244.mp4",
    "duration": 82.5488,
    "question": "Given the steps: (1) take out the old bulb, (2) install the new bulb, (3) install the new bulb – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the old bulb",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "install the new bulb",
          "start": 23.5,
          "end": 36.0
        },
        {
          "step": "install the new bulb",
          "start": 41.5,
          "end": 63.0
        }
      ],
      "target_step": {
        "event": "install the new bulb",
        "start": 69.5,
        "end": 80.5
      }
    }
  },
  {
    "id": "cat4_perception_test_0986",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0986.mp4",
    "duration": 14.9,
    "question": "Given the sequence: (1) closing egg carton (2) breaking egg (3) putting egg into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing egg carton",
          "start": 2.0,
          "end": 2.5
        },
        {
          "step": "breaking egg",
          "start": 2.2667,
          "end": 6.2667
        },
        {
          "step": "putting egg into bowl",
          "start": 6.4,
          "end": 9.8
        }
      ],
      "target_step": {
        "event": "whisking egg with fork",
        "start": 10.1666,
        "end": 12.9
      }
    }
  },
  {
    "id": "cat4_coin_1833",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1833.mp4",
    "duration": 64.0306,
    "question": "Given the steps: (1) place license plate cover, (2) screw and fix the cover, (3) place license plate – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "place license plate cover",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "screw and fix the cover",
          "start": 15.0,
          "end": 28.0
        },
        {
          "step": "place license plate",
          "start": 40.0,
          "end": 43.0
        }
      ],
      "target_step": {
        "event": "screw and fix the cover",
        "start": 44.0,
        "end": 62.0
      }
    }
  },
  {
    "id": "cat4_coin_1158",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1158.mp4",
    "duration": 20.0,
    "question": "Given the steps: (1) put down the barbell, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 6.0,
          "end": 10.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 11.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 17.0,
        "end": 18.0
      }
    }
  },
  {
    "id": "cat4_coin_0554",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0554.mp4",
    "duration": 48.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the first two jumps",
          "start": 23.0,
          "end": 25.0
        },
        {
          "step": "do the third jump",
          "start": 26.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 42.0,
        "end": 46.0
      }
    }
  },
  {
    "id": "cat4_coin_1796",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1796.mp4",
    "duration": 29.029,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) pass the basketball into the hole at the second time, (3) shoot towards the basket – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "shoot towards the basket",
          "start": 12.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 24.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_1907",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1907.mp4",
    "duration": 81.0,
    "question": "Given the steps: (1) scratch the hair carefully, (2) scratch the hair carefully, (3) apply the shampoo or hair conditioner – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch the hair carefully",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 26.0,
          "end": 44.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 54.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 59.0,
        "end": 79.0
      }
    }
  },
  {
    "id": "cat4_coin_1388",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1388.mp4",
    "duration": 105.0,
    "question": "Given the steps: (1) mount the bracket to the back of the car, (2) fix and fasten the upper and lower ropes to car, (3) place the bicycle on the bracket – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mount the bracket to the back of the car",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "fix and fasten the upper and lower ropes to car",
          "start": 31.0,
          "end": 61.0
        },
        {
          "step": "place the bicycle on the bracket",
          "start": 62.0,
          "end": 68.0
        }
      ],
      "target_step": {
        "event": "fasten the strap",
        "start": 69.0,
        "end": 103.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4693",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4693.mp4",
    "duration": 16.4878,
    "question": "Given the sequence: (1) opening a plastic bottle (2) rotating a potted plant (3) opening a white bottle - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a plastic bottle",
          "start": 2.0,
          "end": 4.3746
        },
        {
          "step": "rotating a potted plant",
          "start": 5.0769,
          "end": 8.8897
        },
        {
          "step": "opening a white bottle",
          "start": 9.2241,
          "end": 11.5318
        }
      ],
      "target_step": {
        "event": "rotating a small pink container",
        "start": 11.4984,
        "end": 14.4415
      }
    }
  },
  {
    "id": "cat4_coin_0917",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0917.mp4",
    "duration": 61.0606,
    "question": "Given the steps: (1) apply the shampoo or hair conditioner, (2) scratch the hair carefully, (3) apply the shampoo or hair conditioner – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 6.0,
          "end": 35.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 46.0,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "apply the shampoo or hair conditioner",
        "start": 57.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_0492",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0492.mp4",
    "duration": 39.039,
    "question": "Given the steps: (1) tear off the front of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the front of the sticker",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "put the sticker on the window",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "press the sticker",
          "start": 19.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 31.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_coin_1885",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1885.mp4",
    "duration": 60.0,
    "question": "Given the steps: (1) wipe the screen, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 37.0
        },
        {
          "step": "remove the original protector",
          "start": 42.0,
          "end": 47.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 52.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "paste protector on the screen",
        "start": 57.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_0494",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0494.mp4",
    "duration": 30.5715,
    "question": "Given the steps: (1) water and fertilize the seeds, (2) dig some holes on the soil, (3) sow on the soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "water and fertilize the seeds",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "dig some holes on the soil",
          "start": 12.0,
          "end": 14.0
        },
        {
          "step": "sow on the soil",
          "start": 15.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "water and fertilize the seeds",
        "start": 26.0,
        "end": 28.5
      }
    }
  },
  {
    "id": "cat4_coin_0391",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0391.mp4",
    "duration": 85.0,
    "question": "Given the steps: (1) take out the plant, (2) put in the plant, (3) put in the plant – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the plant",
          "start": 2.0,
          "end": 35.5
        },
        {
          "step": "put in the plant",
          "start": 63.5,
          "end": 67.5
        },
        {
          "step": "put in the plant",
          "start": 70.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "fill with some soil",
        "start": 74.5,
        "end": 83.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4671",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4671.mp4",
    "duration": 10.8832,
    "question": "Given the sequence: (1) tearing paper into pieces (2) tearing paper into pieces (3) tearing paper into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing paper into pieces",
          "start": 2.0,
          "end": 3.4196
        },
        {
          "step": "tearing paper into pieces",
          "start": 4.0955,
          "end": 5.8531
        },
        {
          "step": "tearing paper into pieces",
          "start": 6.4277,
          "end": 7.1374
        }
      ],
      "target_step": {
        "event": "tearing paper into pieces",
        "start": 7.8134,
        "end": 8.8612
      }
    }
  },
  {
    "id": "cat4_coin_0020",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0020.mp4",
    "duration": 51.0176,
    "question": "Given the steps: (1) lay the cushion evenly, (2) set up the brackets, (3) put the waterproof cover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lay the cushion evenly",
          "start": 1.0,
          "end": 7.0
        },
        {
          "step": "set up the brackets",
          "start": 8.0,
          "end": 23.0
        },
        {
          "step": "put the waterproof cover",
          "start": 28.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 43.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_0565",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0565.mp4",
    "duration": 66.0326,
    "question": "Given the steps: (1) rub and drag the materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rub and drag the materials",
          "start": 0.0,
          "end": 23.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 35.0,
          "end": 49.0
        },
        {
          "step": "mix the raw materials",
          "start": 50.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 59.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_0572",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0572.mp4",
    "duration": 33.033,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 0.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 6.0,
          "end": 15.0
        },
        {
          "step": "do the third jump",
          "start": 16.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 25.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_1208",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1208.mp4",
    "duration": 195.0,
    "question": "Given the steps: (1) take out some rice, (2) put the washed rice into the rice cooker, (3) put the washed rice into the rice cooker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out some rice",
          "start": 0.0,
          "end": 7.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 8.0,
          "end": 24.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 44.0,
          "end": 53.0
        }
      ],
      "target_step": {
        "event": "cook the rice by rice cooker",
        "start": 72.0,
        "end": 193.0
      }
    }
  },
  {
    "id": "cat4_coin_1307",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1307.mp4",
    "duration": 119.0,
    "question": "Given the steps: (1) unscrew the screw and take out the needle, (2) let the flat side of the new needle towards the jack and insert the new needle, (3) let the flat side of the new needle towards the jack and insert the new needle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw and take out the needle",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "let the flat side of the new needle towards the jack and insert the new needle",
          "start": 48.0,
          "end": 94.0
        },
        {
          "step": "let the flat side of the new needle towards the jack and insert the new needle",
          "start": 103.0,
          "end": 106.0
        }
      ],
      "target_step": {
        "event": "screw on the screw",
        "start": 107.0,
        "end": 117.0
      }
    }
  },
  {
    "id": "cat4_coin_0058",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0058.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 9.0,
          "end": 14.0
        },
        {
          "step": "do the third jump",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 21.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1199",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1199.mp4",
    "duration": 128.0,
    "question": "Given the steps: (1) install fan bracket, (2) install fan tray, (3) install fan frame – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install fan bracket",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "install fan tray",
          "start": 14.0,
          "end": 47.0
        },
        {
          "step": "install fan frame",
          "start": 49.0,
          "end": 70.0
        }
      ],
      "target_step": {
        "event": "install fans and lights",
        "start": 72.0,
        "end": 126.0
      }
    }
  },
  {
    "id": "cat4_coin_1846",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1846.mp4",
    "duration": 67.0003,
    "question": "Given the steps: (1) pour salt and rust removal liquid, (2) rub back and forth with potatoes or rust remover, (3) add some oil to the pot – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour salt and rust removal liquid",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 7.0,
          "end": 15.0
        },
        {
          "step": "add some oil to the pot",
          "start": 44.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "rub back and forth with potatoes or rust remover",
        "start": 47.0,
        "end": 65.0
      }
    }
  },
  {
    "id": "cat4_coin_0549",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0549.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 6.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 18.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4795",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4795.mp4",
    "duration": 10.6031,
    "question": "Given the sequence: (1) dropping a red object on top of something (2) dropping a white object on top of something (3) dropping a black object on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a red object on top of something",
          "start": 2.0,
          "end": 2.1043
        },
        {
          "step": "dropping a white object on top of something",
          "start": 5.0942,
          "end": 5.2681
        },
        {
          "step": "dropping a black object on top of something",
          "start": 7.0759,
          "end": 7.1455
        }
      ],
      "target_step": {
        "event": "dropping a silver object on top of something",
        "start": 9.3705,
        "end": 9.5096
      }
    }
  },
  {
    "id": "cat4_coin_0553",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0553.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "do the third jump",
          "start": 4.0,
          "end": 9.0
        },
        {
          "step": "do the first two jumps",
          "start": 25.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 28.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1068",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1068.mp4",
    "duration": 81.0,
    "question": "Given the steps: (1) lay the cushion evenly, (2) set up the brackets, (3) set up the platfond – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lay the cushion evenly",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "set up the brackets",
          "start": 7.0,
          "end": 53.0
        },
        {
          "step": "set up the platfond",
          "start": 54.0,
          "end": 75.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 76.0,
        "end": 79.0
      }
    }
  },
  {
    "id": "cat4_coin_1804",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1804.mp4",
    "duration": 93.0,
    "question": "Given the steps: (1) knot the rope, (2) show the whole rope again, (3) knot the rope – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knot the rope",
          "start": 2.0,
          "end": 41.0
        },
        {
          "step": "show the whole rope again",
          "start": 42.0,
          "end": 53.0
        },
        {
          "step": "knot the rope",
          "start": 54.0,
          "end": 72.0
        }
      ],
      "target_step": {
        "event": "show the whole rope again",
        "start": 73.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_coin_0887",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0887.mp4",
    "duration": 97.0,
    "question": "Given the steps: (1) wipe the screen, (2) wipe the screen, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "wipe the screen",
          "start": 33.0,
          "end": 40.0
        },
        {
          "step": "remove the original protector",
          "start": 68.0,
          "end": 72.0
        }
      ],
      "target_step": {
        "event": "line up the protector and the cellphone",
        "start": 73.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_coin_0216",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0216.mp4",
    "duration": 25.058,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 15.0
        },
        {
          "step": "fall to the ground",
          "start": 18.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 22.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0698",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0698.mp4",
    "duration": 48.0146,
    "question": "Given the steps: (1) wipe the screen, (2) wipe the screen, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "wipe the screen",
          "start": 24.0,
          "end": 36.0
        },
        {
          "step": "remove the original protector",
          "start": 39.0,
          "end": 43.0
        }
      ],
      "target_step": {
        "event": "line up the protector and the cellphone",
        "start": 44.0,
        "end": 46.0
      }
    }
  },
  {
    "id": "cat4_coin_1720",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1720.mp4",
    "duration": 66.5331,
    "question": "Given the steps: (1) cut a hole on the shell, (2) clean up and soak, (3) fry or roast or braise – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut a hole on the shell",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "clean up and soak",
          "start": 21.0,
          "end": 35.0
        },
        {
          "step": "fry or roast or braise",
          "start": 41.0,
          "end": 49.5
        }
      ],
      "target_step": {
        "event": "take out the shell",
        "start": 54.0,
        "end": 64.5
      }
    }
  },
  {
    "id": "cat4_coin_1866",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1866.mp4",
    "duration": 124.0406,
    "question": "Given the steps: (1) push curling, (2) brush ice floor, (3) push curling – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push curling",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "brush ice floor",
          "start": 41.0,
          "end": 51.0
        },
        {
          "step": "push curling",
          "start": 65.0,
          "end": 71.0
        }
      ],
      "target_step": {
        "event": "push curling",
        "start": 118.0,
        "end": 122.0
      }
    }
  },
  {
    "id": "cat4_coin_0711",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0711.mp4",
    "duration": 44.0436,
    "question": "Given the steps: (1) tear off the front of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the front of the sticker",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "put the sticker on the window",
          "start": 11.0,
          "end": 21.0
        },
        {
          "step": "press the sticker",
          "start": 23.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 36.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0617",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0617.mp4",
    "duration": 66.0,
    "question": "Given the steps: (1) apply glue to the wall and wallpaper, (2) paste and level the wallpaper, (3) wipe or polish the wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply glue to the wall and wallpaper",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "paste and level the wallpaper",
          "start": 33.0,
          "end": 54.0
        },
        {
          "step": "wipe or polish the wall",
          "start": 55.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "crop the wallpaper",
        "start": 61.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_0208",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0208.mp4",
    "duration": 36.0026,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 0.0,
          "end": 9.0
        },
        {
          "step": "begin to jump up",
          "start": 10.0,
          "end": 17.0
        },
        {
          "step": "begin to run up",
          "start": 22.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 28.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0155",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0155.mp4",
    "duration": 58.0,
    "question": "Given the steps: (1) smash the garlics with the knife face, (2) cut up the garlics, (3) smash the garlics with the knife face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "smash the garlics with the knife face",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "cut up the garlics",
          "start": 20.5,
          "end": 26.0
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 35.0,
          "end": 42.5
        }
      ],
      "target_step": {
        "event": "smash the garlics with the knife face",
        "start": 53.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_coin_0406",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0406.mp4",
    "duration": 40.04,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "mix raw materials",
          "start": 9.0,
          "end": 25.0
        },
        {
          "step": "pour raw materials",
          "start": 26.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 33.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2061",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2061.mp4",
    "duration": 9.6918,
    "question": "Given the sequence: (1) moving coins around (2) lifting a bowl and placing it back down (3) lifting a bowl and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving coins around",
          "start": 2.0,
          "end": 2.4345
        },
        {
          "step": "lifting a bowl and placing it back down",
          "start": 2.9024,
          "end": 4.4397
        },
        {
          "step": "lifting a bowl and placing it back down",
          "start": 4.8742,
          "end": 5.9771
        }
      ],
      "target_step": {
        "event": "lifting a bowl and placing it back down",
        "start": 6.3782,
        "end": 7.6482
      }
    }
  },
  {
    "id": "cat4_coin_0052",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0052.mp4",
    "duration": 36.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 12.0,
          "end": 17.0
        },
        {
          "step": "do the third jump",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 28.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_1427",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1427.mp4",
    "duration": 88.0543,
    "question": "Given the steps: (1) flush and wash the interior, (2) scrub the toilet interior, (3) scrub the toilet interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "flush and wash the interior",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "scrub the toilet interior",
          "start": 19.0,
          "end": 27.0
        },
        {
          "step": "scrub the toilet interior",
          "start": 44.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "scrub the toilet interior",
        "start": 72.0,
        "end": 86.0
      }
    }
  },
  {
    "id": "cat4_coin_0637",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0637.mp4",
    "duration": 128.5614,
    "question": "Given the steps: (1) take out the plant, (2) put in the plant, (3) put in the plant – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the plant",
          "start": 2.0,
          "end": 32.5
        },
        {
          "step": "put in the plant",
          "start": 66.5,
          "end": 71.5
        },
        {
          "step": "put in the plant",
          "start": 78.0,
          "end": 120.0
        }
      ],
      "target_step": {
        "event": "fill with some soil",
        "start": 120.5,
        "end": 126.5
      }
    }
  },
  {
    "id": "cat4_coin_0335",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0335.mp4",
    "duration": 49.0,
    "question": "Given the steps: (1) open the front door or cover of the printer, (2) take out the toner cartridge, (3) insert a new toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the front door or cover of the printer",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 10.0,
          "end": 15.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 33.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "close the front door or cover of the printer",
        "start": 44.0,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_1847",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1847.mp4",
    "duration": 75.0413,
    "question": "Given the steps: (1) rub back and forth with potatoes or rust remover, (2) add some oil to the pot, (3) rub back and forth with potatoes or rust remover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "add some oil to the pot",
          "start": 39.0,
          "end": 42.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 42.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "rub back and forth with potatoes or rust remover",
        "start": 65.0,
        "end": 73.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2154",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2154.mp4",
    "duration": 23.039,
    "question": "Given the sequence: (1) shuffling three white mugs (2) lifting a white mug and placing it back down (3) lifting a white mug and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling three white mugs",
          "start": 2.0,
          "end": 12.5667
        },
        {
          "step": "lifting a white mug and placing it back down",
          "start": 13.2667,
          "end": 16.0
        },
        {
          "step": "lifting a white mug and placing it back down",
          "start": 16.3,
          "end": 18.5
        }
      ],
      "target_step": {
        "event": "lifting a white mug and placing it back down",
        "start": 18.8667,
        "end": 21.2667
      }
    }
  },
  {
    "id": "cat4_coin_0755",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0755.mp4",
    "duration": 46.0456,
    "question": "Given the steps: (1) unscrew the screw, (2) put on the tire, (3) tighten screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "put on the tire",
          "start": 9.0,
          "end": 13.0
        },
        {
          "step": "tighten screws",
          "start": 13.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "tighten screws",
        "start": 31.0,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_1641",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1641.mp4",
    "duration": 25.5,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) remove the old watch band and reconnect – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "push the pin out",
          "start": 8.0,
          "end": 10.5
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 14.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "put the pin in",
        "start": 19.5,
        "end": 23.5
      }
    }
  },
  {
    "id": "cat4_coin_1333",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1333.mp4",
    "duration": 14.014,
    "question": "Given the steps: (1) stand up with straight legs, (2) lift the barbell directly over the head, (3) put down the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "put down the barbell",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 11.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_0258",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0258.mp4",
    "duration": 35.0016,
    "question": "Given the steps: (1) remove the tape of the fixed battery, (2) take down the old battery, (3) put on new tape – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the tape of the fixed battery",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "take down the old battery",
          "start": 8.0,
          "end": 15.0
        },
        {
          "step": "put on new tape",
          "start": 16.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "load a new battery",
        "start": 21.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1613",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1613.mp4",
    "duration": 104.5044,
    "question": "Given the steps: (1) cut a hole on the shell, (2) fry or roast or braise, (3) fry or roast or braise – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut a hole on the shell",
          "start": 2.0,
          "end": 31.5
        },
        {
          "step": "fry or roast or braise",
          "start": 34.5,
          "end": 47.0
        },
        {
          "step": "fry or roast or braise",
          "start": 51.0,
          "end": 96.5
        }
      ],
      "target_step": {
        "event": "fry or roast or braise",
        "start": 100.5,
        "end": 102.5
      }
    }
  },
  {
    "id": "cat4_coin_1256",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1256.mp4",
    "duration": 29.07,
    "question": "Given the steps: (1) tear off the front of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the front of the sticker",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put the sticker on the window",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "press the sticker",
          "start": 12.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 20.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5371",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5371.mp4",
    "duration": 16.4612,
    "question": "Given the sequence: (1) moving a white and brown cup (2) moving a white and brown cup (3) moving a white and brown cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a white and brown cup",
          "start": 2.0,
          "end": 3.9327
        },
        {
          "step": "moving a white and brown cup",
          "start": 4.7657,
          "end": 7.1982
        },
        {
          "step": "moving a white and brown cup",
          "start": 8.4645,
          "end": 10.5304
        }
      ],
      "target_step": {
        "event": "moving a white and brown cup",
        "start": 11.9966,
        "end": 14.4291
      }
    }
  },
  {
    "id": "cat4_coin_1275",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1275.mp4",
    "duration": 42.0,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) tile the wall, (3) tile the wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "tile the wall",
          "start": 15.0,
          "end": 28.0
        },
        {
          "step": "tile the wall",
          "start": 31.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "cut tiles",
        "start": 36.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_0063",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0063.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "do the first two jumps",
          "start": 12.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 18.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4399",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4399.mp4",
    "duration": 14.533,
    "question": "Given the sequence: (1) opening a door (2) dropping a phone case on the floor (3) closing a door - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a door",
          "start": 2.0,
          "end": 4.3333
        },
        {
          "step": "dropping a phone case on the floor",
          "start": 5.5333,
          "end": 6.2
        },
        {
          "step": "closing a door",
          "start": 6.8333,
          "end": 9.6333
        }
      ],
      "target_step": {
        "event": "opening a door",
        "start": 9.9667,
        "end": 12.5333
      }
    }
  },
  {
    "id": "cat4_coin_0459",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0459.mp4",
    "duration": 46.0456,
    "question": "Given the steps: (1) remove the old faucet, (2) install the new faucet, (3) connect the water pipe – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old faucet",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "install the new faucet",
          "start": 8.0,
          "end": 18.0
        },
        {
          "step": "connect the water pipe",
          "start": 19.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "open the sluice and test the new faucet",
        "start": 32.0,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_0106",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0106.mp4",
    "duration": 130.0299,
    "question": "Given the steps: (1) fit on the boards, (2) fit on the boards, (3) fit on the boards – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fit on the boards",
          "start": 2.0,
          "end": 24.0
        },
        {
          "step": "fit on the boards",
          "start": 34.0,
          "end": 41.0
        },
        {
          "step": "fit on the boards",
          "start": 70.0,
          "end": 82.0
        }
      ],
      "target_step": {
        "event": "fit on the boards",
        "start": 114.0,
        "end": 128.0
      }
    }
  },
  {
    "id": "cat4_coin_1908",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1908.mp4",
    "duration": 97.0,
    "question": "Given the steps: (1) stir the ingredients, (2) put the ingredients into the bowl, (3) stir the ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stir the ingredients",
          "start": 2.0,
          "end": 36.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 36.0,
          "end": 75.0
        },
        {
          "step": "stir the ingredients",
          "start": 76.0,
          "end": 83.0
        }
      ],
      "target_step": {
        "event": "put the ingredients into the bowl",
        "start": 88.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4885",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4885.mp4",
    "duration": 17.3427,
    "question": "Given the sequence: (1) putting coins into wallet (2) closing wallet (3) closing wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting coins into wallet",
          "start": 2.0,
          "end": 5.9972
        },
        {
          "step": "closing wallet",
          "start": 6.0302,
          "end": 8.9042
        },
        {
          "step": "closing wallet",
          "start": 8.9042,
          "end": 12.8683
        }
      ],
      "target_step": {
        "event": "putting wallet into bag",
        "start": 13.1326,
        "end": 15.2798
      }
    }
  },
  {
    "id": "cat4_coin_0516",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0516.mp4",
    "duration": 62.028,
    "question": "Given the steps: (1) pump up to the tire, (2) remove the air nozzle, (3) install the air nozzle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pump up to the tire",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "remove the air nozzle",
          "start": 18.0,
          "end": 21.0
        },
        {
          "step": "install the air nozzle",
          "start": 22.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "pump up to the tire",
        "start": 29.0,
        "end": 60.0
      }
    }
  },
  {
    "id": "cat4_coin_0863",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0863.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) put a slice of bread in, (2) run the toaster and adjust, (3) take out the slice of bread – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put a slice of bread in",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "run the toaster and adjust",
          "start": 8.0,
          "end": 12.0
        },
        {
          "step": "take out the slice of bread",
          "start": 16.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "put a slice of bread in",
        "start": 24.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_1872",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1872.mp4",
    "duration": 148.0,
    "question": "Given the steps: (1) decorate the wrapped gift, (2) cut the packing paper, (3) decorate the wrapped gift – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "decorate the wrapped gift",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "cut the packing paper",
          "start": 24.0,
          "end": 56.0
        },
        {
          "step": "decorate the wrapped gift",
          "start": 86.0,
          "end": 121.0
        }
      ],
      "target_step": {
        "event": "decorate the wrapped gift",
        "start": 144.0,
        "end": 146.0
      }
    }
  },
  {
    "id": "cat4_coin_0691",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0691.mp4",
    "duration": 46.5461,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) aim at the pin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 12.5
        },
        {
          "step": "push the pin out",
          "start": 13.0,
          "end": 17.0
        },
        {
          "step": "aim at the pin",
          "start": 31.0,
          "end": 37.5
        }
      ],
      "target_step": {
        "event": "push the pin out",
        "start": 38.0,
        "end": 44.5
      }
    }
  },
  {
    "id": "cat4_coin_1328",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1328.mp4",
    "duration": 25.058,
    "question": "Given the steps: (1) stand up with straight legs, (2) lift the barbell directly over the head, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 9.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 21.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5817",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5817.mp4",
    "duration": 12.3034,
    "question": "Given the sequence: (1) holding a bowl of chopped cucumber (2) putting chopped cucumber into a salad bowl (3) holding a bowl of chopped red bell pepper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a bowl of chopped cucumber",
          "start": 2.0,
          "end": 3.167
        },
        {
          "step": "putting chopped cucumber into a salad bowl",
          "start": 2.9336,
          "end": 6.2679
        },
        {
          "step": "holding a bowl of chopped red bell pepper",
          "start": 5.5344,
          "end": 6.8348
        }
      ],
      "target_step": {
        "event": "putting chopped red bell pepper into a salad bowl",
        "start": 6.6014,
        "end": 10.2691
      }
    }
  },
  {
    "id": "cat4_coin_1807",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1807.mp4",
    "duration": 68.0,
    "question": "Given the steps: (1) show the whole rope again, (2) knot the rope, (3) show the whole rope again – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the whole rope again",
          "start": 2.0,
          "end": 20.0
        },
        {
          "step": "knot the rope",
          "start": 21.0,
          "end": 32.0
        },
        {
          "step": "show the whole rope again",
          "start": 33.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "knot the rope",
        "start": 42.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_coin_0171",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0171.mp4",
    "duration": 73.0723,
    "question": "Given the steps: (1) put the candle wick into a vessel, (2) melt the wax with water, (3) melt the wax with water – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the candle wick into a vessel",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "melt the wax with water",
          "start": 32.0,
          "end": 51.0
        },
        {
          "step": "melt the wax with water",
          "start": 60.0,
          "end": 68.0
        }
      ],
      "target_step": {
        "event": "melt the wax with water",
        "start": 70.0,
        "end": 71.0
      }
    }
  },
  {
    "id": "cat4_coin_1155",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1155.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) stand up with straight legs, (2) put down the barbell, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "put down the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 14.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 22.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0055",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0055.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "do the third jump",
          "start": 9.0,
          "end": 12.0
        },
        {
          "step": "do the first two jumps",
          "start": 18.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 24.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_1455",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1455.mp4",
    "duration": 364.0633,
    "question": "Given the steps: (1) switch off the power, (2) screw off the screws used to fix the switch, (3) screw off the screws used to fix the switch – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "switch off the power",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "screw off the screws used to fix the switch",
          "start": 17.0,
          "end": 40.0
        },
        {
          "step": "screw off the screws used to fix the switch",
          "start": 81.0,
          "end": 85.0
        }
      ],
      "target_step": {
        "event": "reset the switch and screw on the screws used to fix the switch",
        "start": 343.0,
        "end": 362.0
      }
    }
  },
  {
    "id": "cat4_coin_0957",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0957.mp4",
    "duration": 71.0,
    "question": "Given the steps: (1) tear off the front of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the front of the sticker",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "put the sticker on the window",
          "start": 16.0,
          "end": 22.0
        },
        {
          "step": "press the sticker",
          "start": 23.0,
          "end": 54.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 55.0,
        "end": 69.0
      }
    }
  },
  {
    "id": "cat4_coin_0828",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0828.mp4",
    "duration": 148.0475,
    "question": "Given the steps: (1) put rubber on paddle, (2) cut the rubber, (3) glue on the paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put rubber on paddle",
          "start": 2.0,
          "end": 76.0
        },
        {
          "step": "cut the rubber",
          "start": 77.0,
          "end": 98.0
        },
        {
          "step": "glue on the paddle",
          "start": 113.0,
          "end": 119.0
        }
      ],
      "target_step": {
        "event": "glue on the back of the rubber",
        "start": 126.0,
        "end": 146.0
      }
    }
  },
  {
    "id": "cat4_coin_0796",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0796.mp4",
    "duration": 85.0,
    "question": "Given the steps: (1) remove pumpkin pedicle, (2) clean up the interior of thepumpkin, (3) carve along the outline – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove pumpkin pedicle",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "clean up the interior of thepumpkin",
          "start": 4.0,
          "end": 9.0
        },
        {
          "step": "carve along the outline",
          "start": 19.0,
          "end": 72.0
        }
      ],
      "target_step": {
        "event": "place light into pumpkin",
        "start": 82.0,
        "end": 83.0
      }
    }
  },
  {
    "id": "cat4_coin_0059",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0059.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "do the first two jumps",
          "start": 14.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 20.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1609",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1609.mp4",
    "duration": 58.0,
    "question": "Given the steps: (1) remove pumpkin pedicle, (2) carve along the outline, (3) clean up the interior of thepumpkin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove pumpkin pedicle",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "carve along the outline",
          "start": 13.0,
          "end": 23.0
        },
        {
          "step": "clean up the interior of thepumpkin",
          "start": 33.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "place light into pumpkin",
        "start": 49.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_coin_0892",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0892.mp4",
    "duration": 51.0506,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "mix raw materials",
          "start": 16.0,
          "end": 30.0
        },
        {
          "step": "pour raw materials",
          "start": 31.0,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 42.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_0558",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0558.mp4",
    "duration": 35.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 15.0,
          "end": 17.0
        },
        {
          "step": "do the third jump",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 31.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1803",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1803.mp4",
    "duration": 77.0,
    "question": "Given the steps: (1) show the whole rope again, (2) knot the rope, (3) show the whole rope again – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the whole rope again",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "knot the rope",
          "start": 5.0,
          "end": 44.0
        },
        {
          "step": "show the whole rope again",
          "start": 45.0,
          "end": 56.0
        }
      ],
      "target_step": {
        "event": "knot the rope",
        "start": 57.0,
        "end": 75.0
      }
    }
  },
  {
    "id": "cat4_coin_1681",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1681.mp4",
    "duration": 71.0,
    "question": "Given the steps: (1) fold or bent the paper, (2) nail down or stick together, (3) fold or bent the paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold or bent the paper",
          "start": 2.0,
          "end": 24.0
        },
        {
          "step": "nail down or stick together",
          "start": 27.0,
          "end": 43.0
        },
        {
          "step": "fold or bent the paper",
          "start": 45.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "nail down or stick together",
        "start": 53.0,
        "end": 69.0
      }
    }
  },
  {
    "id": "cat4_coin_1377",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1377.mp4",
    "duration": 95.0526,
    "question": "Given the steps: (1) open the laptop rear cover, (2) remove the old hard disk, (3) remove the old hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the laptop rear cover",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "remove the old hard disk",
          "start": 22.0,
          "end": 32.0
        },
        {
          "step": "remove the old hard disk",
          "start": 38.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "install the new hard disk",
        "start": 58.0,
        "end": 93.0
      }
    }
  },
  {
    "id": "cat4_coin_1924",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1924.mp4",
    "duration": 43.0,
    "question": "Given the steps: (1) install the new hard disk, (2) install the laptop rear cover, (3) install the laptop rear cover – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the new hard disk",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "install the laptop rear cover",
          "start": 24.0,
          "end": 25.0
        },
        {
          "step": "install the laptop rear cover",
          "start": 34.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 40.0,
        "end": 41.0
      }
    }
  },
  {
    "id": "cat4_coin_0798",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0798.mp4",
    "duration": 93.0593,
    "question": "Given the steps: (1) take out the laptop CD drive, (2) install the SSD onto the hard disk tray, (3) install the screws and sheetmetals and baffles onto the hard disk tray – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the laptop CD drive",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "install the SSD onto the hard disk tray",
          "start": 34.0,
          "end": 49.0
        },
        {
          "step": "install the screws and sheetmetals and baffles onto the hard disk tray",
          "start": 50.0,
          "end": 80.0
        }
      ],
      "target_step": {
        "event": "insert the hard disk tray into the position of the CD drive",
        "start": 83.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_coin_1752",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1752.mp4",
    "duration": 57.0,
    "question": "Given the steps: (1) open the lid of new container, (2) put in a new grease container, (3) open the lid of new container – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the lid of new container",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put in a new grease container",
          "start": 9.0,
          "end": 13.0
        },
        {
          "step": "open the lid of new container",
          "start": 16.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "screw gun head back",
        "start": 27.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_0720",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0720.mp4",
    "duration": 66.0,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 9.0,
          "end": 19.0
        },
        {
          "step": "mix the raw materials",
          "start": 32.0,
          "end": 50.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 52.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_0012",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0012.mp4",
    "duration": 16.016,
    "question": "Given the steps: (1) open cover, (2) remove battery, (3) put battery in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open cover",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "remove battery",
          "start": 4.0,
          "end": 6.5
        },
        {
          "step": "put battery in",
          "start": 9.0,
          "end": 11.5
        }
      ],
      "target_step": {
        "event": "close cover",
        "start": 12.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0797",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0797.mp4",
    "duration": 126.0,
    "question": "Given the steps: (1) fold the edges of the paper, (2) cut along the edges, (3) fold the squares inward and fix them – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold the edges of the paper",
          "start": 2.0,
          "end": 28.0
        },
        {
          "step": "cut along the edges",
          "start": 29.0,
          "end": 33.0
        },
        {
          "step": "fold the squares inward and fix them",
          "start": 34.0,
          "end": 49.0
        }
      ],
      "target_step": {
        "event": "fix the wind mill on the bracket",
        "start": 116.0,
        "end": 124.0
      }
    }
  },
  {
    "id": "cat4_coin_0860",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0860.mp4",
    "duration": 140.0065,
    "question": "Given the steps: (1) stir the mixture, (2) package and freeze, (3) pour the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stir the mixture",
          "start": 2.0,
          "end": 56.0
        },
        {
          "step": "package and freeze",
          "start": 57.0,
          "end": 67.0
        },
        {
          "step": "pour the ingredients into the bowl",
          "start": 94.0,
          "end": 108.0
        }
      ],
      "target_step": {
        "event": "package and freeze",
        "start": 121.0,
        "end": 138.0
      }
    }
  },
  {
    "id": "cat4_coin_0954",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0954.mp4",
    "duration": 69.0,
    "question": "Given the steps: (1) line up the protector and the cellphone, (2) wipe the screen, (3) wipe the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up the protector and the cellphone",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "wipe the screen",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "wipe the screen",
          "start": 52.0,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "remove the original protector",
        "start": 64.0,
        "end": 67.0
      }
    }
  },
  {
    "id": "cat4_coin_0677",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0677.mp4",
    "duration": 16.0,
    "question": "Given the steps: (1) dribble in the field, (2) dribble and lay up, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "dribble and lay up",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "dribble in the field",
          "start": 7.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "shoot towards the basket",
        "start": 11.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0834",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0834.mp4",
    "duration": 86.0,
    "question": "Given the steps: (1) unroll the dough, (2) add seasoning, (3) add seasoning – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unroll the dough",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "add seasoning",
          "start": 8.0,
          "end": 25.0
        },
        {
          "step": "add seasoning",
          "start": 29.0,
          "end": 81.0
        }
      ],
      "target_step": {
        "event": "bake pizza",
        "start": 81.0,
        "end": 84.0
      }
    }
  },
  {
    "id": "cat4_coin_0784",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0784.mp4",
    "duration": 52.0516,
    "question": "Given the steps: (1) install the sofa back, (2) install legs of sofa, (3) place cushion and backrest – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the sofa back",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "install legs of sofa",
          "start": 15.5,
          "end": 18.5
        },
        {
          "step": "place cushion and backrest",
          "start": 20.0,
          "end": 24.5
        }
      ],
      "target_step": {
        "event": "install the sofa back",
        "start": 41.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1082",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1082.mp4",
    "duration": 15.651,
    "question": "Given the sequence: (1) putting egg into cup (2) putting salt into cup (3) mixing egg with fork - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting egg into cup",
          "start": 2.0,
          "end": 4.5834
        },
        {
          "step": "putting salt into cup",
          "start": 4.6497,
          "end": 8.856
        },
        {
          "step": "mixing egg with fork",
          "start": 9.2203,
          "end": 13.5591
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 13.7579,
        "end": 14.0559
      }
    }
  },
  {
    "id": "cat4_perception_test_2071",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2071.mp4",
    "duration": 17.6788,
    "question": "Given the sequence: (1) lifting a glass and placing it back down (2) lifting a glass and placing it back down (3) shuffling glasses - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a glass and placing it back down",
          "start": 2.0,
          "end": 4.4305
        },
        {
          "step": "lifting a glass and placing it back down",
          "start": 4.7634,
          "end": 8.226
        },
        {
          "step": "shuffling glasses",
          "start": 8.6588,
          "end": 13.7527
        }
      ],
      "target_step": {
        "event": "lifting a glass and placing it back down",
        "start": 13.8859,
        "end": 15.6505
      }
    }
  },
  {
    "id": "cat4_coin_0556",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0556.mp4",
    "duration": 40.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "do the first two jumps",
          "start": 18.0,
          "end": 22.0
        },
        {
          "step": "do the third jump",
          "start": 23.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 36.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2476",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2476.mp4",
    "duration": 15.9428,
    "question": "Given the sequence: (1) holding two glass jars in a state (2) showing two glass jars to the camera (3) shuffling two glass jars - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding two glass jars in a state",
          "start": 2.0,
          "end": 4.3964
        },
        {
          "step": "showing two glass jars to the camera",
          "start": 2.0333,
          "end": 4.4629
        },
        {
          "step": "shuffling two glass jars",
          "start": 5.1952,
          "end": 10.1543
        }
      ],
      "target_step": {
        "event": "holding two glass jars in a state",
        "start": 10.1876,
        "end": 13.9153
      }
    }
  },
  {
    "id": "cat4_coin_0480",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0480.mp4",
    "duration": 115.0,
    "question": "Given the steps: (1) look for leaks, (2) use sandpaper/metal to polish rubber near leak, (3) apply glue – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "look for leaks",
          "start": 0.0,
          "end": 23.0
        },
        {
          "step": "use sandpaper/metal to polish rubber near leak",
          "start": 24.0,
          "end": 57.0
        },
        {
          "step": "apply glue",
          "start": 58.0,
          "end": 71.0
        }
      ],
      "target_step": {
        "event": "paste patch",
        "start": 71.0,
        "end": 113.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6380",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6380.mp4",
    "duration": 15.233,
    "question": "Given the sequence: (1) putting orange on top of table (2) putting book on top of table (3) putting book on top of table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting orange on top of table",
          "start": 2.0,
          "end": 2.7
        },
        {
          "step": "putting book on top of table",
          "start": 4.2333,
          "end": 5.2333
        },
        {
          "step": "putting book on top of table",
          "start": 6.6333,
          "end": 7.7667
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 8.1,
        "end": 13.2333
      }
    }
  },
  {
    "id": "cat4_coin_0900",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0900.mp4",
    "duration": 211.0108,
    "question": "Given the steps: (1) place mattress on the bed, (2) place the board on each side, (3) install head of the bed – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "place mattress on the bed",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "place the board on each side",
          "start": 12.0,
          "end": 81.0
        },
        {
          "step": "install head of the bed",
          "start": 82.0,
          "end": 131.0
        }
      ],
      "target_step": {
        "event": "place the bed board",
        "start": 194.0,
        "end": 209.0
      }
    }
  },
  {
    "id": "cat4_coin_0562",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0562.mp4",
    "duration": 37.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "do the first two jumps",
          "start": 13.0,
          "end": 16.0
        },
        {
          "step": "do the third jump",
          "start": 17.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 34.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_coin_0992",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0992.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) put rubber on paddle, (3) glue on the paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "put rubber on paddle",
          "start": 9.0,
          "end": 11.0
        },
        {
          "step": "glue on the paddle",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "cut the rubber",
        "start": 16.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1067",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1067.mp4",
    "duration": 44.0436,
    "question": "Given the steps: (1) insert money into the vending machine, (2) take out the goods, (3) press the corresponding button – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "insert money into the vending machine",
          "start": 2.0,
          "end": 12.0
        },
        {
          "step": "take out the goods",
          "start": 12.5,
          "end": 24.0
        },
        {
          "step": "press the corresponding button",
          "start": 30.0,
          "end": 34.5
        }
      ],
      "target_step": {
        "event": "insert money into the vending machine",
        "start": 35.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0567",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0567.mp4",
    "duration": 37.0036,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 11.0,
          "end": 16.0
        },
        {
          "step": "mix the raw materials",
          "start": 17.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 34.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_coin_0972",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0972.mp4",
    "duration": 69.5,
    "question": "Given the steps: (1) take out the goods, (2) press the corresponding button, (3) insert money into the vending machine – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the goods",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "press the corresponding button",
          "start": 5.5,
          "end": 13.0
        },
        {
          "step": "insert money into the vending machine",
          "start": 17.0,
          "end": 36.5
        }
      ],
      "target_step": {
        "event": "take out the goods",
        "start": 52.5,
        "end": 67.5
      }
    }
  },
  {
    "id": "cat4_coin_0913",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0913.mp4",
    "duration": 40.0066,
    "question": "Given the steps: (1) comb the hair with a comb, (2) apply the shampoo or hair conditioner, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "comb the hair with a comb",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 12.0,
          "end": 13.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 16.0,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 37.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_1348",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1348.mp4",
    "duration": 18.051,
    "question": "Given the steps: (1) stand up with straight legs, (2) pull the barbell to the chin, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 14.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6222",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6222.mp4",
    "duration": 12.936,
    "question": "Given the sequence: (1) putting a red wallet into a backpack (2) putting a green container into a backpack (3) putting a blue hair clip into a backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a red wallet into a backpack",
          "start": 2.0,
          "end": 2.8043
        },
        {
          "step": "putting a green container into a backpack",
          "start": 3.1395,
          "end": 4.1114
        },
        {
          "step": "putting a blue hair clip into a backpack",
          "start": 4.4465,
          "end": 5.8542
        }
      ],
      "target_step": {
        "event": "putting a pink bottle into a backpack",
        "start": 6.0888,
        "end": 10.8813
      }
    }
  },
  {
    "id": "cat4_coin_1033",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1033.mp4",
    "duration": 38.0376,
    "question": "Given the steps: (1) press the sticker, (2) tear off the other side of the sticker, (3) put the sticker on the window – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the sticker",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "tear off the other side of the sticker",
          "start": 6.0,
          "end": 19.0
        },
        {
          "step": "put the sticker on the window",
          "start": 21.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "press the sticker",
        "start": 33.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0934",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0934.mp4",
    "duration": 101.0339,
    "question": "Given the steps: (1) wipe the screen, (2) line up the protector and the cellphone, (3) paste protector on the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 28.0,
          "end": 60.0
        },
        {
          "step": "paste protector on the screen",
          "start": 61.0,
          "end": 80.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 81.0,
        "end": 99.0
      }
    }
  },
  {
    "id": "cat4_coin_0951",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0951.mp4",
    "duration": 75.0,
    "question": "Given the steps: (1) line up the protector and the cellphone, (2) wipe the screen, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up the protector and the cellphone",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "wipe the screen",
          "start": 59.0,
          "end": 66.0
        },
        {
          "step": "remove the original protector",
          "start": 67.0,
          "end": 69.0
        }
      ],
      "target_step": {
        "event": "line up the protector and the cellphone",
        "start": 70.0,
        "end": 73.0
      }
    }
  },
  {
    "id": "cat4_coin_0218",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0218.mp4",
    "duration": 23.023,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "begin to run up",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 19.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0011",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0011.mp4",
    "duration": 143.0,
    "question": "Given the steps: (1) fix the new string on the lower part of the guitar, (2) fix the new string on the head of the guitar, (3) adjust the tightness of the new string – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fix the new string on the lower part of the guitar",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "fix the new string on the head of the guitar",
          "start": 17.0,
          "end": 27.0
        },
        {
          "step": "adjust the tightness of the new string",
          "start": 31.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "adjust the tightness of the new string",
        "start": 51.0,
        "end": 141.0
      }
    }
  },
  {
    "id": "cat4_coin_1405",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1405.mp4",
    "duration": 50.0,
    "question": "Given the steps: (1) lay the cushion evenly, (2) set up the brackets, (3) fix the ground nail – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lay the cushion evenly",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "set up the brackets",
          "start": 8.0,
          "end": 12.0
        },
        {
          "step": "fix the ground nail",
          "start": 13.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "fix the ground nail",
        "start": 43.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_0786",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0786.mp4",
    "duration": 55.0216,
    "question": "Given the steps: (1) place cushion and backrest, (2) install the sofa back, (3) install legs of sofa – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "place cushion and backrest",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "install the sofa back",
          "start": 23.0,
          "end": 32.0
        },
        {
          "step": "install legs of sofa",
          "start": 42.5,
          "end": 45.5
        }
      ],
      "target_step": {
        "event": "place cushion and backrest",
        "start": 48.5,
        "end": 53.0
      }
    }
  },
  {
    "id": "cat4_coin_0932",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0932.mp4",
    "duration": 52.0,
    "question": "Given the steps: (1) install the new bolt, (2) install the new pin board, (3) install the new door knob – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the new bolt",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "install the new pin board",
          "start": 6.5,
          "end": 16.5
        },
        {
          "step": "install the new door knob",
          "start": 17.5,
          "end": 22.5
        }
      ],
      "target_step": {
        "event": "install the new pin board",
        "start": 33.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_0149",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0149.mp4",
    "duration": 37.0,
    "question": "Given the steps: (1) peel off the garlics, (2) smash the garlics with the knife face, (3) smash the garlics with the knife face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "peel off the garlics",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 16.5,
          "end": 21.0
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 30.5,
          "end": 31.5
        }
      ],
      "target_step": {
        "event": "peel off the garlics",
        "start": 32.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4699",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4699.mp4",
    "duration": 17.6449,
    "question": "Given the sequence: (1) opening a white bottle with a green lid (2) opening a jar of chocolate spread (3) rotating a red and white cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a white bottle with a green lid",
          "start": 0.7657,
          "end": 6.4919
        },
        {
          "step": "opening a jar of chocolate spread",
          "start": 7.191,
          "end": 9.4882
        },
        {
          "step": "rotating a red and white cup",
          "start": 10.0541,
          "end": 12.4512
        }
      ],
      "target_step": {
        "event": "opening a carton of milk",
        "start": 13.0504,
        "end": 15.6139
      }
    }
  },
  {
    "id": "cat4_coin_1564",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1564.mp4",
    "duration": 57.0,
    "question": "Given the steps: (1) take out some rice, (2) soak and wash the rice, (3) soak and wash the rice – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out some rice",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "soak and wash the rice",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "soak and wash the rice",
          "start": 38.0,
          "end": 47.0
        }
      ],
      "target_step": {
        "event": "put the washed rice into the rice cooker",
        "start": 52.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_1614",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1614.mp4",
    "duration": 102.5024,
    "question": "Given the steps: (1) fry or roast or braise, (2) fry or roast or braise, (3) fry or roast or braise – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fry or roast or braise",
          "start": 2.0,
          "end": 14.5
        },
        {
          "step": "fry or roast or braise",
          "start": 18.5,
          "end": 64.0
        },
        {
          "step": "fry or roast or braise",
          "start": 68.0,
          "end": 70.0
        }
      ],
      "target_step": {
        "event": "take out the shell",
        "start": 72.0,
        "end": 100.5
      }
    }
  },
  {
    "id": "cat4_coin_0581",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0581.mp4",
    "duration": 34.0,
    "question": "Given the steps: (1) scrape tarpaulin without ink, (2) transfer print, (3) transfer print – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scrape tarpaulin without ink",
          "start": 0.0,
          "end": 1.0
        },
        {
          "step": "transfer print",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "transfer print",
          "start": 20.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "scrape tarpaulin without ink",
        "start": 28.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_0173",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0173.mp4",
    "duration": 52.0513,
    "question": "Given the steps: (1) melt the wax with water, (2) melt the wax with water, (3) pour the wax into the vessel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the wax with water",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "melt the wax with water",
          "start": 12.0,
          "end": 13.0
        },
        {
          "step": "pour the wax into the vessel",
          "start": 14.0,
          "end": 38.0
        }
      ],
      "target_step": {
        "event": "fix the candle wick",
        "start": 42.0,
        "end": 50.0
      }
    }
  },
  {
    "id": "cat4_coin_0969",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0969.mp4",
    "duration": 108.0,
    "question": "Given the steps: (1) take out some rice, (2) soak and wash the rice, (3) put the washed rice into the rice cooker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out some rice",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "soak and wash the rice",
          "start": 16.0,
          "end": 37.0
        },
        {
          "step": "put the washed rice into the rice cooker",
          "start": 39.0,
          "end": 91.0
        }
      ],
      "target_step": {
        "event": "cook the rice by rice cooker",
        "start": 92.0,
        "end": 106.0
      }
    }
  },
  {
    "id": "cat4_coin_1472",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1472.mp4",
    "duration": 89.0223,
    "question": "Given the steps: (1) drive the car forward, (2) drive the car backward, (3) adjust front and back position – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drive the car forward",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "drive the car backward",
          "start": 18.0,
          "end": 46.0
        },
        {
          "step": "adjust front and back position",
          "start": 47.0,
          "end": 57.0
        }
      ],
      "target_step": {
        "event": "drive the car forward",
        "start": 60.0,
        "end": 87.0
      }
    }
  },
  {
    "id": "cat4_coin_0952",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0952.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) wipe the screen, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "remove the original protector",
          "start": 10.0,
          "end": 12.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 13.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 17.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1340",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1340.mp4",
    "duration": 18.051,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) lift the barbell directly over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 9.0,
          "end": 11.0
        },
        {
          "step": "stand up with straight legs",
          "start": 11.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 13.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1869",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1869.mp4",
    "duration": 93.0593,
    "question": "Given the steps: (1) cross the rope to wrap the bolt, (2) circle the rope under the bolt, (3) cross the rope to wrap the bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cross the rope to wrap the bolt",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "circle the rope under the bolt",
          "start": 16.0,
          "end": 17.0
        },
        {
          "step": "cross the rope to wrap the bolt",
          "start": 18.0,
          "end": 52.0
        }
      ],
      "target_step": {
        "event": "circle the rope under the bolt",
        "start": 89.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_coin_1456",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1456.mp4",
    "duration": 363.0293,
    "question": "Given the steps: (1) screw off the screws used to fix the switch, (2) screw off the screws used to fix the switch, (3) reset the switch and screw on the screws used to fix the switch – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "screw off the screws used to fix the switch",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "screw off the screws used to fix the switch",
          "start": 66.0,
          "end": 70.0
        },
        {
          "step": "reset the switch and screw on the screws used to fix the switch",
          "start": 328.0,
          "end": 347.0
        }
      ],
      "target_step": {
        "event": "reset the switch and screw on the screws used to fix the switch",
        "start": 356.0,
        "end": 361.0
      }
    }
  },
  {
    "id": "cat4_coin_1678",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1678.mp4",
    "duration": 56.0,
    "question": "Given the steps: (1) fold or bent the paper, (2) measure and label the lantern, (3) nail down or stick together – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold or bent the paper",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "measure and label the lantern",
          "start": 11.0,
          "end": 22.0
        },
        {
          "step": "nail down or stick together",
          "start": 24.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "fold or bent the paper",
        "start": 32.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6909",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6909.mp4",
    "duration": 17.4833,
    "question": "Given the sequence: (1) covering a blue container with its lid (2) covering a red container with its lid (3) pretending to cover a jar with its lid - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "covering a blue container with its lid",
          "start": 2.0,
          "end": 5.4831
        },
        {
          "step": "covering a red container with its lid",
          "start": 5.8551,
          "end": 9.7779
        },
        {
          "step": "pretending to cover a jar with its lid",
          "start": 10.1499,
          "end": 11.8407
        }
      ],
      "target_step": {
        "event": "covering a white container with its lid",
        "start": 11.9422,
        "end": 15.4591
      }
    }
  },
  {
    "id": "cat4_coin_0831",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0831.mp4",
    "duration": 213.0458,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) put rubber on paddle, (3) cut the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 2.0,
          "end": 22.0
        },
        {
          "step": "put rubber on paddle",
          "start": 26.0,
          "end": 61.0
        },
        {
          "step": "cut the rubber",
          "start": 63.0,
          "end": 87.0
        }
      ],
      "target_step": {
        "event": "attach tape to the edge of the paddle",
        "start": 122.0,
        "end": 211.0
      }
    }
  },
  {
    "id": "cat4_coin_0616",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0616.mp4",
    "duration": 65.0,
    "question": "Given the steps: (1) dip the glue, (2) apply glue to the wall and wallpaper, (3) paste and level the wallpaper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dip the glue",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "apply glue to the wall and wallpaper",
          "start": 5.0,
          "end": 19.0
        },
        {
          "step": "paste and level the wallpaper",
          "start": 36.0,
          "end": 57.0
        }
      ],
      "target_step": {
        "event": "wipe or polish the wall",
        "start": 58.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_coin_1165",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1165.mp4",
    "duration": 67.5008,
    "question": "Given the steps: (1) measure and mark the wall, (2) crop the wallpaper, (3) apply glue to the wall and wallpaper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "measure and mark the wall",
          "start": 2.0,
          "end": 26.5
        },
        {
          "step": "crop the wallpaper",
          "start": 27.5,
          "end": 34.0
        },
        {
          "step": "apply glue to the wall and wallpaper",
          "start": 47.5,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "paste and level the wallpaper",
        "start": 55.5,
        "end": 65.5
      }
    }
  },
  {
    "id": "cat4_perception_test_6198",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6198.mp4",
    "duration": 8.2639,
    "question": "Given the sequence: (1) putting a white bottle into a red bag (2) putting a pink wallet into a red bag (3) putting a green packet into a red bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a white bottle into a red bag",
          "start": 2.0,
          "end": 2.7997
        },
        {
          "step": "putting a pink wallet into a red bag",
          "start": 3.0996,
          "end": 3.8327
        },
        {
          "step": "putting a green packet into a red bag",
          "start": 4.1326,
          "end": 5.2655
        }
      ],
      "target_step": {
        "event": "putting a white cable into a red bag",
        "start": 5.4655,
        "end": 6.2319
      }
    }
  },
  {
    "id": "cat4_perception_test_4120",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4120.mp4",
    "duration": 11.434,
    "question": "Given the sequence: (1) showing black shorts to the camera (2) showing white sneakers to the camera (3) moving object(s) around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing black shorts to the camera",
          "start": 0.1666,
          "end": 2.1996
        },
        {
          "step": "showing white sneakers to the camera",
          "start": 3.7994,
          "end": 5.4991
        },
        {
          "step": "moving object(s) around",
          "start": 6.1657,
          "end": 6.9989
        }
      ],
      "target_step": {
        "event": "showing white shorts to the camera",
        "start": 8.1653,
        "end": 10.9982
      }
    }
  },
  {
    "id": "cat4_coin_1276",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1276.mp4",
    "duration": 32.0,
    "question": "Given the steps: (1) tile the wall, (2) tile the wall, (3) cut tiles – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tile the wall",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "tile the wall",
          "start": 18.0,
          "end": 22.0
        },
        {
          "step": "cut tiles",
          "start": 23.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "wipe adhesive and bedding layer",
        "start": 28.0,
        "end": 30.0
      }
    }
  },
  {
    "id": "cat4_coin_1360",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1360.mp4",
    "duration": 14.047,
    "question": "Given the steps: (1) squat and hold the barbell, (2) pull the barbell to the chin, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "squat and hold the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 7.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 11.0,
        "end": 12.0
      }
    }
  },
  {
    "id": "cat4_coin_0403",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0403.mp4",
    "duration": 58.0163,
    "question": "Given the steps: (1) melt the soap block, (2) melt the soap block, (3) put the melted soap block into the vessel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the soap block",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "melt the soap block",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "put the melted soap block into the vessel",
          "start": 28.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "melt the soap block",
        "start": 46.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_coin_1479",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1479.mp4",
    "duration": 18.5,
    "question": "Given the steps: (1) dribble in the field, (2) pass the basketball into the hole at the first time, (3) pass the basketball into the hole at the second time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dribble in the field",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 8.0,
          "end": 9.5
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 11.5,
          "end": 12.5
        }
      ],
      "target_step": {
        "event": "shoot towards the basket",
        "start": 13.0,
        "end": 16.5
      }
    }
  },
  {
    "id": "cat4_coin_0893",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0893.mp4",
    "duration": 39.0056,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "pour raw materials",
          "start": 17.0,
          "end": 27.0
        },
        {
          "step": "mix raw materials",
          "start": 28.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 36.0,
        "end": 37.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4424",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4424.mp4",
    "duration": 14.3557,
    "question": "Given the sequence: (1) putting a pink ball into the box (2) putting a white toy into the box (3) putting a striped ball into the box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a pink ball into the box",
          "start": 2.0,
          "end": 3.8916
        },
        {
          "step": "putting a white toy into the box",
          "start": 4.6684,
          "end": 6.864
        },
        {
          "step": "putting a striped ball into the box",
          "start": 7.8436,
          "end": 9.8702
        }
      ],
      "target_step": {
        "event": "putting a green ball into the box",
        "start": 10.6471,
        "end": 12.336
      }
    }
  },
  {
    "id": "cat4_coin_0889",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0889.mp4",
    "duration": 78.0,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) paste protector on the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 7.0,
          "end": 29.0
        },
        {
          "step": "paste protector on the screen",
          "start": 30.0,
          "end": 54.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 57.0,
        "end": 76.0
      }
    }
  },
  {
    "id": "cat4_coin_0222",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0222.mp4",
    "duration": 32.065,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 16.0
        },
        {
          "step": "fall to the ground",
          "start": 19.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 25.0,
        "end": 30.0
      }
    }
  },
  {
    "id": "cat4_coin_0078",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0078.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 14.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 20.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_0056",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0056.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 11.0,
          "end": 16.0
        },
        {
          "step": "do the third jump",
          "start": 17.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 24.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_0719",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0719.mp4",
    "duration": 71.0,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 20.0
        },
        {
          "step": "mix the raw materials",
          "start": 21.0,
          "end": 27.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 28.0,
          "end": 38.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 51.0,
        "end": 69.0
      }
    }
  },
  {
    "id": "cat4_coin_0571",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0571.mp4",
    "duration": 99.032,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 41.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 42.0,
          "end": 44.0
        },
        {
          "step": "mix the raw materials",
          "start": 45.0,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "rub and drag the materials",
        "start": 60.0,
        "end": 97.0
      }
    }
  },
  {
    "id": "cat4_coin_1884",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1884.mp4",
    "duration": 91.0,
    "question": "Given the steps: (1) wipe the screen, (2) wipe the screen, (3) remove the original protector – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe the screen",
          "start": 2.0,
          "end": 24.0
        },
        {
          "step": "wipe the screen",
          "start": 35.0,
          "end": 70.0
        },
        {
          "step": "remove the original protector",
          "start": 75.0,
          "end": 80.0
        }
      ],
      "target_step": {
        "event": "line up the protector and the cellphone",
        "start": 85.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1625",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1625.mp4",
    "duration": 88.0213,
    "question": "Given the steps: (1) take out the shell, (2) take out the filter, (3) fit on the filter – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "take out the filter",
          "start": 14.0,
          "end": 29.0
        },
        {
          "step": "fit on the filter",
          "start": 54.0,
          "end": 74.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 75.0,
        "end": 86.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0979",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0979.mp4",
    "duration": 9.649,
    "question": "Given the sequence: (1) opening egg carton (2) taking egg out of carton (3) closing egg carton - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening egg carton",
          "start": 2.0,
          "end": 3.9298
        },
        {
          "step": "taking egg out of carton",
          "start": 2.7985,
          "end": 4.4954
        },
        {
          "step": "closing egg carton",
          "start": 4.0296,
          "end": 4.4289
        }
      ],
      "target_step": {
        "event": "breaking egg into bowl",
        "start": 4.5287,
        "end": 7.623
      }
    }
  },
  {
    "id": "cat4_coin_0048",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0048.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 5.0,
          "end": 9.0
        },
        {
          "step": "do the third jump",
          "start": 10.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 17.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1881",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1881.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) shoot towards the basket, (2) pass the basketball into the hole at the second time, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shoot towards the basket",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 6.0,
          "end": 9.0
        },
        {
          "step": "dribble in the field",
          "start": 10.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 14.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_0716",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0716.mp4",
    "duration": 47.5468,
    "question": "Given the steps: (1) shave carefully on the face, (2) shave carefully on the face, (3) shave carefully on the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shave carefully on the face",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "shave carefully on the face",
          "start": 10.0,
          "end": 12.5
        },
        {
          "step": "shave carefully on the face",
          "start": 15.5,
          "end": 23.5
        }
      ],
      "target_step": {
        "event": "shave carefully on the face",
        "start": 38.5,
        "end": 45.5
      }
    }
  },
  {
    "id": "cat4_coin_0408",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0408.mp4",
    "duration": 44.0433,
    "question": "Given the steps: (1) pour raw materials, (2) mix raw materials, (3) pour raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour raw materials",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "mix raw materials",
          "start": 9.0,
          "end": 14.0
        },
        {
          "step": "pour raw materials",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "mix raw materials",
        "start": 19.0,
        "end": 42.0
      }
    }
  },
  {
    "id": "cat4_coin_0783",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0783.mp4",
    "duration": 147.013,
    "question": "Given the steps: (1) remove the door knob, (2) remove the bolt and pin board, (3) install the new bolt – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the door knob",
          "start": 2.0,
          "end": 44.0
        },
        {
          "step": "remove the bolt and pin board",
          "start": 46.0,
          "end": 51.0
        },
        {
          "step": "install the new bolt",
          "start": 57.0,
          "end": 109.0
        }
      ],
      "target_step": {
        "event": "install the new door knob",
        "start": 110.0,
        "end": 145.0
      }
    }
  },
  {
    "id": "cat4_coin_0221",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0221.mp4",
    "duration": 29.062,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 7.0,
          "end": 12.0
        },
        {
          "step": "begin to jump up",
          "start": 13.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 24.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_1922",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1922.mp4",
    "duration": 36.0,
    "question": "Given the steps: (1) remove the old hard disk, (2) remove the old hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old hard disk",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "remove the old hard disk",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "install the new hard disk",
          "start": 11.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 33.0,
        "end": 34.0
      }
    }
  },
  {
    "id": "cat4_coin_0680",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0680.mp4",
    "duration": 67.0003,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 37.0
        },
        {
          "step": "mix the raw materials",
          "start": 38.0,
          "end": 47.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 48.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 52.0,
        "end": 65.0
      }
    }
  },
  {
    "id": "cat4_coin_0367",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0367.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) clean toys and hamster cages, (2) remove the toy and paper bed from the hamster cage, (3) remove the hamster from the hamster cage – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean toys and hamster cages",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "remove the toy and paper bed from the hamster cage",
          "start": 12.0,
          "end": 14.0
        },
        {
          "step": "remove the hamster from the hamster cage",
          "start": 15.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "remove the toy and paper bed from the hamster cage",
        "start": 25.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_0050",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0050.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 9.0,
          "end": 13.0
        },
        {
          "step": "do the third jump",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 24.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_0844",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0844.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) apply polishing paste on the surface, (2) clean the scratch, (3) apply polishing paste on the surface – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply polishing paste on the surface",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "clean the scratch",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "apply polishing paste on the surface",
          "start": 9.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "clean the scratch",
        "start": 10.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0362",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0362.mp4",
    "duration": 29.029,
    "question": "Given the steps: (1) melt the soap block, (2) prepare a vacant vessel, (3) put the melted soap block into the vessel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "melt the soap block",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "prepare a vacant vessel",
          "start": 9.0,
          "end": 11.0
        },
        {
          "step": "put the melted soap block into the vessel",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "take out after freezing",
        "start": 17.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0332",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0332.mp4",
    "duration": 74.0073,
    "question": "Given the steps: (1) line up for admission, (2) raise the national flag, (3) line up for admission – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up for admission",
          "start": 1.0,
          "end": 13.0
        },
        {
          "step": "raise the national flag",
          "start": 16.0,
          "end": 17.0
        },
        {
          "step": "line up for admission",
          "start": 40.0,
          "end": 53.0
        }
      ],
      "target_step": {
        "event": "line up for admission",
        "start": 57.0,
        "end": 72.0
      }
    }
  },
  {
    "id": "cat4_coin_1610",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1610.mp4",
    "duration": 153.501,
    "question": "Given the steps: (1) cone the leaves, (2) add ingredients into cone, (3) fold the leaves – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cone the leaves",
          "start": 0.0,
          "end": 8.0
        },
        {
          "step": "add ingredients into cone",
          "start": 9.0,
          "end": 79.0
        },
        {
          "step": "fold the leaves",
          "start": 80.0,
          "end": 107.0
        }
      ],
      "target_step": {
        "event": "tie the zongzi tightly",
        "start": 108.0,
        "end": 153.0
      }
    }
  },
  {
    "id": "cat4_coin_0210",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0210.mp4",
    "duration": 27.06,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "begin to jump up",
          "start": 8.0,
          "end": 14.0
        },
        {
          "step": "fall to the ground",
          "start": 17.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 20.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_1365",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1365.mp4",
    "duration": 16.016,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) put down the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put down the barbell",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 9.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 12.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_1875",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1875.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) shoot towards the basket, (2) dribble in the field, (3) dribble and lay up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shoot towards the basket",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "dribble in the field",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "dribble and lay up",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "do the first layup",
        "start": 19.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4025",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4025.mp4",
    "duration": 18.7535,
    "question": "Given the sequence: (1) showing grapes to the camera (2) showing a peach to the camera (3) showing a plum to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing grapes to the camera",
          "start": 0.6995,
          "end": 5.1297
        },
        {
          "step": "showing a peach to the camera",
          "start": 4.4968,
          "end": 9.4932
        },
        {
          "step": "showing a plum to the camera",
          "start": 9.3267,
          "end": 14.1566
        }
      ],
      "target_step": {
        "event": "showing a carrot to the camera",
        "start": 13.557,
        "end": 16.7214
      }
    }
  },
  {
    "id": "cat4_perception_test_4814",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4814.mp4",
    "duration": 17.3511,
    "question": "Given the sequence: (1) putting a white cup on the table (2) putting a camouflage cloth on the table (3) putting a red cup on the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a white cup on the table",
          "start": 2.0,
          "end": 3.2988
        },
        {
          "step": "putting a camouflage cloth on the table",
          "start": 5.9631,
          "end": 6.8956
        },
        {
          "step": "putting a red cup on the table",
          "start": 9.9262,
          "end": 11.5248
        }
      ],
      "target_step": {
        "event": "putting a wooden block on the table",
        "start": 14.1224,
        "end": 15.3213
      }
    }
  },
  {
    "id": "cat4_coin_1131",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1131.mp4",
    "duration": 113.5134,
    "question": "Given the steps: (1) remove the bolt and pin board, (2) remove the door knob, (3) remove the bolt and pin board – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the bolt and pin board",
          "start": 2.0,
          "end": 11.5
        },
        {
          "step": "remove the door knob",
          "start": 12.0,
          "end": 18.5
        },
        {
          "step": "remove the bolt and pin board",
          "start": 19.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "install the new bolt",
        "start": 63.5,
        "end": 111.5
      }
    }
  },
  {
    "id": "cat4_coin_0073",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0073.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 14.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 20.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_1734",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1734.mp4",
    "duration": 71.0043,
    "question": "Given the steps: (1) remove the peel, (2) slice the pulp, (3) cut in half – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the peel",
          "start": 2.0,
          "end": 23.0
        },
        {
          "step": "slice the pulp",
          "start": 28.0,
          "end": 43.0
        },
        {
          "step": "cut in half",
          "start": 45.0,
          "end": 48.0
        }
      ],
      "target_step": {
        "event": "slice the pulp",
        "start": 50.0,
        "end": 69.0
      }
    }
  },
  {
    "id": "cat4_coin_1533",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1533.mp4",
    "duration": 54.0,
    "question": "Given the steps: (1) cut along the edges, (2) fold the edges of the paper, (3) cut along the edges – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut along the edges",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "fold the edges of the paper",
          "start": 14.0,
          "end": 19.0
        },
        {
          "step": "cut along the edges",
          "start": 20.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "fold the edges of the paper",
        "start": 35.0,
        "end": 52.0
      }
    }
  },
  {
    "id": "cat4_coin_1148",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1148.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "stand up with straight legs",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 18.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 23.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5729",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5729.mp4",
    "duration": 11.0448,
    "question": "Given the sequence: (1) opening a small plastic container (2) putting sugar into a red mug (3) covering a container with a red lid - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a small plastic container",
          "start": 2.0,
          "end": 3.2575
        },
        {
          "step": "putting sugar into a red mug",
          "start": 3.5294,
          "end": 5.6706
        },
        {
          "step": "covering a container with a red lid",
          "start": 5.5007,
          "end": 6.5203
        }
      ],
      "target_step": {
        "event": "mixing sugar with a spoon in a mug",
        "start": 6.9962,
        "end": 9.0014
      }
    }
  },
  {
    "id": "cat4_perception_test_3455",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3455.mp4",
    "duration": 10.131,
    "question": "Given the sequence: (1) clapping hands (2) plugging hair clipper into wall socket (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 2.561
        },
        {
          "step": "plugging hair clipper into wall socket",
          "start": 3.056,
          "end": 6.323
        },
        {
          "step": "clapping hands",
          "start": 6.884,
          "end": 7.247
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 7.808,
        "end": 8.072
      }
    }
  },
  {
    "id": "cat4_coin_0267",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0267.mp4",
    "duration": 29.0,
    "question": "Given the steps: (1) cover with some soil, (2) dig some holes on the soil, (3) sow on the soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cover with some soil",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "dig some holes on the soil",
          "start": 8.0,
          "end": 12.0
        },
        {
          "step": "sow on the soil",
          "start": 16.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "cover with some soil",
        "start": 24.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5654",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5654.mp4",
    "duration": 9.855,
    "question": "Given the sequence: (1) putting sugar into cup (2) putting sugar into cup (3) putting sugar into cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting sugar into cup",
          "start": 2.0,
          "end": 3.2652
        },
        {
          "step": "putting sugar into cup",
          "start": 3.2985,
          "end": 5.3296
        },
        {
          "step": "putting sugar into cup",
          "start": 5.3629,
          "end": 6.9611
        }
      ],
      "target_step": {
        "event": "moving spoon around",
        "start": 6.9944,
        "end": 7.8268
      }
    }
  },
  {
    "id": "cat4_coin_0683",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0683.mp4",
    "duration": 76.0424,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) rub and drag the materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 16.0,
          "end": 22.0
        },
        {
          "step": "rub and drag the materials",
          "start": 23.0,
          "end": 62.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 71.0,
        "end": 74.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1176",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1176.mp4",
    "duration": 23.8325,
    "question": "Given the sequence: (1) closing egg carton (2) putting egg into bowl (3) shuffling letters - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing egg carton",
          "start": 2.0,
          "end": 3.1666
        },
        {
          "step": "putting egg into bowl",
          "start": 7.9999,
          "end": 11.4331
        },
        {
          "step": "shuffling letters",
          "start": 12.5665,
          "end": 16.633
        }
      ],
      "target_step": {
        "event": "putting spoonful of salt into bowl",
        "start": 18.8997,
        "end": 21.7996
      }
    }
  },
  {
    "id": "cat4_coin_0566",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0566.mp4",
    "duration": 50.0496,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "mix the raw materials",
          "start": 17.0,
          "end": 25.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 26.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 32.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_coin_1736",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1736.mp4",
    "duration": 53.0526,
    "question": "Given the steps: (1) cut in half, (2) slice the pulp, (3) remove the peel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut in half",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "slice the pulp",
          "start": 7.0,
          "end": 26.0
        },
        {
          "step": "remove the peel",
          "start": 26.5,
          "end": 33.5
        }
      ],
      "target_step": {
        "event": "remove the peel",
        "start": 44.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_1407",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1407.mp4",
    "duration": 69.0,
    "question": "Given the steps: (1) fix the ground nail, (2) fix the ground nail, (3) set up the brackets – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fix the ground nail",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "fix the ground nail",
          "start": 32.0,
          "end": 37.0
        },
        {
          "step": "set up the brackets",
          "start": 38.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "set up the brackets",
        "start": 57.0,
        "end": 67.0
      }
    }
  },
  {
    "id": "cat4_coin_0577",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0577.mp4",
    "duration": 38.0046,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "begin to run up",
          "start": 10.0,
          "end": 20.0
        },
        {
          "step": "do the first two jumps",
          "start": 21.0,
          "end": 30.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 31.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0557",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0557.mp4",
    "duration": 27.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 20.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0413",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0413.mp4",
    "duration": 9.816,
    "question": "Given the sequence: (1) tearing green leaves into pieces (2) putting torn leaves into a plate (3) tearing green leaves into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing green leaves into pieces",
          "start": 2.0,
          "end": 4.2036
        },
        {
          "step": "putting torn leaves into a plate",
          "start": 4.2036,
          "end": 5.4724
        },
        {
          "step": "tearing green leaves into pieces",
          "start": 5.9398,
          "end": 7.1418
        }
      ],
      "target_step": {
        "event": "putting torn leaves into a plate",
        "start": 7.1418,
        "end": 7.7762
      }
    }
  },
  {
    "id": "cat4_coin_1926",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1926.mp4",
    "duration": 83.041,
    "question": "Given the steps: (1) put the ingredients into the bowl, (2) cut ingredients, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the ingredients into the bowl",
          "start": 2.0,
          "end": 50.0
        },
        {
          "step": "cut ingredients",
          "start": 53.0,
          "end": 70.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 72.0,
          "end": 75.0
        }
      ],
      "target_step": {
        "event": "cut ingredients",
        "start": 77.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_0219",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0219.mp4",
    "duration": 27.027,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "begin to jump up",
          "start": 4.0,
          "end": 12.0
        },
        {
          "step": "fall to the ground",
          "start": 15.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 20.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_1905",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1905.mp4",
    "duration": 67.0,
    "question": "Given the steps: (1) wet and wash the hair, (2) apply the shampoo or hair conditioner, (3) scratch the hair carefully – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wet and wash the hair",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 13.0,
          "end": 22.0
        },
        {
          "step": "scratch the hair carefully",
          "start": 23.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "scratch the hair carefully",
        "start": 47.0,
        "end": 65.0
      }
    }
  },
  {
    "id": "cat4_coin_0212",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0212.mp4",
    "duration": 27.027,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 5.0,
          "end": 10.0
        },
        {
          "step": "begin to jump up",
          "start": 11.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_1358",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1358.mp4",
    "duration": 29.029,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) pull the barbell to the chin, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 17.0,
          "end": 22.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 23.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 25.0,
        "end": 27.0
      }
    }
  },
  {
    "id": "cat4_coin_0613",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0613.mp4",
    "duration": 103.0,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) glue on the paddle, (3) glue on the back of the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "glue on the paddle",
          "start": 41.0,
          "end": 56.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 71.0,
          "end": 79.0
        }
      ],
      "target_step": {
        "event": "put rubber on paddle",
        "start": 82.0,
        "end": 101.0
      }
    }
  },
  {
    "id": "cat4_coin_1367",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1367.mp4",
    "duration": 16.016,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 5.0,
          "end": 7.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 8.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 11.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0016",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0016.mp4",
    "duration": 78.5778,
    "question": "Given the steps: (1) measure the size of the packing paper, (2) cut the packing paper, (3) measure the size of the packing paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "measure the size of the packing paper",
          "start": 2.0,
          "end": 10.5
        },
        {
          "step": "cut the packing paper",
          "start": 11.0,
          "end": 12.0
        },
        {
          "step": "measure the size of the packing paper",
          "start": 14.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "stick with the tape and wrap",
        "start": 17.0,
        "end": 76.5
      }
    }
  },
  {
    "id": "cat4_coin_1339",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1339.mp4",
    "duration": 16.049,
    "question": "Given the steps: (1) put down the barbell, (2) lift the barbell directly over the head, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 4.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 11.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 13.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0583",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0583.mp4",
    "duration": 19.0,
    "question": "Given the steps: (1) transfer print, (2) scrape tarpaulin without ink, (3) ink the marked area – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "transfer print",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "scrape tarpaulin without ink",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "ink the marked area",
          "start": 14.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "transfer print",
        "start": 16.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0756",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0756.mp4",
    "duration": 47.0466,
    "question": "Given the steps: (1) put on the tire, (2) tighten screws, (3) tighten screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put on the tire",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "tighten screws",
          "start": 6.0,
          "end": 17.0
        },
        {
          "step": "tighten screws",
          "start": 24.0,
          "end": 37.0
        }
      ],
      "target_step": {
        "event": "jack up the car",
        "start": 42.0,
        "end": 45.0
      }
    }
  },
  {
    "id": "cat4_coin_0714",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0714.mp4",
    "duration": 49.0483,
    "question": "Given the steps: (1) apply cleansing milk to the face, (2) apply cleansing milk to the face, (3) shave carefully on the face – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply cleansing milk to the face",
          "start": 2.0,
          "end": 13.5
        },
        {
          "step": "apply cleansing milk to the face",
          "start": 21.5,
          "end": 33.0
        },
        {
          "step": "shave carefully on the face",
          "start": 36.5,
          "end": 41.0
        }
      ],
      "target_step": {
        "event": "shave carefully on the face",
        "start": 44.5,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_0150",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0150.mp4",
    "duration": 29.5,
    "question": "Given the steps: (1) smash the garlics with the knife face, (2) smash the garlics with the knife face, (3) peel off the garlics – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "smash the garlics with the knife face",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 16.0,
          "end": 17.0
        },
        {
          "step": "peel off the garlics",
          "start": 17.5,
          "end": 20.5
        }
      ],
      "target_step": {
        "event": "cut up the garlics",
        "start": 26.0,
        "end": 27.5
      }
    }
  },
  {
    "id": "cat4_coin_1153",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1153.mp4",
    "duration": 17.0,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "stand up with straight legs",
          "start": 12.0,
          "end": 13.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 14.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_coin_0936",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0936.mp4",
    "duration": 43.5101,
    "question": "Given the steps: (1) open the car key cover, (2) take out the car key battery, (3) put in the battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the car key cover",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "take out the car key battery",
          "start": 14.0,
          "end": 21.5
        },
        {
          "step": "put in the battery",
          "start": 26.0,
          "end": 29.5
        }
      ],
      "target_step": {
        "event": "close the car key cover",
        "start": 32.0,
        "end": 41.5
      }
    }
  },
  {
    "id": "cat4_coin_0614",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0614.mp4",
    "duration": 199.0,
    "question": "Given the steps: (1) march into the area and salute, (2) begin to practise karate, (3) exit from the area and salute – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "march into the area and salute",
          "start": 2.0,
          "end": 50.0
        },
        {
          "step": "begin to practise karate",
          "start": 51.0,
          "end": 177.0
        },
        {
          "step": "exit from the area and salute",
          "start": 178.0,
          "end": 183.0
        }
      ],
      "target_step": {
        "event": "exit from the area and salute",
        "start": 188.0,
        "end": 197.0
      }
    }
  },
  {
    "id": "cat4_coin_0268",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0268.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) dig some holes on the soil, (2) sow on the soil, (3) cover with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dig some holes on the soil",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "sow on the soil",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "cover with some soil",
          "start": 18.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "prepare the soil carefully",
        "start": 26.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1821",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1821.mp4",
    "duration": 65.0646,
    "question": "Given the steps: (1) block out the glass, (2) show the vanished glass, (3) show the glass to the audience – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "block out the glass",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "show the vanished glass",
          "start": 25.5,
          "end": 29.0
        },
        {
          "step": "show the glass to the audience",
          "start": 34.0,
          "end": 37.5
        }
      ],
      "target_step": {
        "event": "block out the glass",
        "start": 38.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0367",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0367.mp4",
    "duration": 13.396,
    "question": "Given the sequence: (1) putting diced cheese on top of salad (2) putting diced cheese on top of salad (3) putting diced cheese on top of salad - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting diced cheese on top of salad",
          "start": 2.0,
          "end": 2.8331
        },
        {
          "step": "putting diced cheese on top of salad",
          "start": 2.0333,
          "end": 2.5665
        },
        {
          "step": "putting diced cheese on top of salad",
          "start": 2.9664,
          "end": 8.6979
        }
      ],
      "target_step": {
        "event": "putting diced cheese into bowl",
        "start": 9.3977,
        "end": 11.3638
      }
    }
  },
  {
    "id": "cat4_coin_0418",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0418.mp4",
    "duration": 102.0349,
    "question": "Given the steps: (1) pump up to the tire, (2) pump up to the tire, (3) install the air nozzle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pump up to the tire",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "pump up to the tire",
          "start": 81.0,
          "end": 96.0
        },
        {
          "step": "install the air nozzle",
          "start": 97.0,
          "end": 98.0
        }
      ],
      "target_step": {
        "event": "pump up to the tire",
        "start": 99.0,
        "end": 100.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2514",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2514.mp4",
    "duration": 17.25,
    "question": "Given the sequence: (1) moving two plastic cups around (2) lifting a plastic cup and placing it back down (3) lifting a plastic cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving two plastic cups around",
          "start": 1.8981,
          "end": 2.2978
        },
        {
          "step": "lifting a plastic cup and placing it back down",
          "start": 2.3644,
          "end": 3.9295
        },
        {
          "step": "lifting a plastic cup and placing it back down",
          "start": 4.1293,
          "end": 5.7277
        }
      ],
      "target_step": {
        "event": "shuffling two plastic cups",
        "start": 5.761,
        "end": 15.2185
      }
    }
  },
  {
    "id": "cat4_coin_1157",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1157.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) lift the barbell from the chin over the head, (2) put down the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell from the chin over the head",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "put down the barbell",
          "start": 10.0,
          "end": 11.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 14.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "lift the barbell from the chin over the head",
        "start": 19.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_1806",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1806.mp4",
    "duration": 62.0,
    "question": "Given the steps: (1) knot the rope, (2) show the whole rope again, (3) knot the rope – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knot the rope",
          "start": 2.0,
          "end": 20.0
        },
        {
          "step": "show the whole rope again",
          "start": 21.0,
          "end": 39.0
        },
        {
          "step": "knot the rope",
          "start": 40.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "show the whole rope again",
        "start": 52.0,
        "end": 60.0
      }
    }
  },
  {
    "id": "cat4_coin_1346",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1346.mp4",
    "duration": 21.021,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) stand up with straight legs – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 5.0,
          "end": 12.0
        },
        {
          "step": "stand up with straight legs",
          "start": 13.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 17.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_0858",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0858.mp4",
    "duration": 91.0573,
    "question": "Given the steps: (1) stir the mixture, (2) pour the ingredients into the bowl, (3) stir the mixture – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stir the mixture",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "pour the ingredients into the bowl",
          "start": 14.0,
          "end": 23.0
        },
        {
          "step": "stir the mixture",
          "start": 24.0,
          "end": 78.0
        }
      ],
      "target_step": {
        "event": "package and freeze",
        "start": 79.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1268",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1268.mp4",
    "duration": 53.0,
    "question": "Given the steps: (1) soak them in water, (2) dry strips, (3) put in the oil to fry – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "soak them in water",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "dry strips",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "put in the oil to fry",
          "start": 14.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "put in the oil to fry",
        "start": 46.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_0081",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0081.mp4",
    "duration": 75.5,
    "question": "Given the steps: (1) open the car key cover, (2) take out the car key battery, (3) put in the battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the car key cover",
          "start": 2.0,
          "end": 13.5
        },
        {
          "step": "take out the car key battery",
          "start": 17.0,
          "end": 25.5
        },
        {
          "step": "put in the battery",
          "start": 27.0,
          "end": 41.5
        }
      ],
      "target_step": {
        "event": "close the car key cover",
        "start": 57.0,
        "end": 73.5
      }
    }
  },
  {
    "id": "cat4_coin_1185",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1185.mp4",
    "duration": 75.5418,
    "question": "Given the steps: (1) unscrew the screws used to fix the screen, (2) unscrew the screws used to fix the screen, (3) pull out the screen connector and remove the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 2.0,
          "end": 17.5
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 25.0,
          "end": 41.0
        },
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 44.0,
          "end": 47.5
        }
      ],
      "target_step": {
        "event": "unscrew the screws used to fix the screen",
        "start": 53.0,
        "end": 73.5
      }
    }
  },
  {
    "id": "cat4_perception_test_4929",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4929.mp4",
    "duration": 16.104,
    "question": "Given the sequence: (1) closing a red wallet (2) opening a red wallet (3) putting money into a red wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing a red wallet",
          "start": 2.0,
          "end": 4.3006
        },
        {
          "step": "opening a red wallet",
          "start": 4.3006,
          "end": 5.1676
        },
        {
          "step": "putting money into a red wallet",
          "start": 4.8008,
          "end": 13.87
        }
      ],
      "target_step": {
        "event": "opening a brown handbag",
        "start": 12.5363,
        "end": 14.07
      }
    }
  },
  {
    "id": "cat4_coin_1166",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1166.mp4",
    "duration": 52.5191,
    "question": "Given the steps: (1) crop the wallpaper, (2) apply glue to the wall and wallpaper, (3) paste and level the wallpaper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "crop the wallpaper",
          "start": 2.0,
          "end": 8.5
        },
        {
          "step": "apply glue to the wall and wallpaper",
          "start": 22.0,
          "end": 29.5
        },
        {
          "step": "paste and level the wallpaper",
          "start": 30.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "crop the wallpaper",
        "start": 40.5,
        "end": 50.5
      }
    }
  },
  {
    "id": "cat4_perception_test_6639",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6639.mp4",
    "duration": 13.8,
    "question": "Given the sequence: (1) putting a manga book into a blue bag (2) holding a book titled 'The Secret Castle' (3) opening a canvas tote bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a manga book into a blue bag",
          "start": 2.0,
          "end": 5.0333
        },
        {
          "step": "holding a book titled 'The Secret Castle'",
          "start": 5.9667,
          "end": 7.1667
        },
        {
          "step": "opening a canvas tote bag",
          "start": 7.3667,
          "end": 7.5667
        }
      ],
      "target_step": {
        "event": "putting a book into a canvas tote bag",
        "start": 7.6,
        "end": 11.8
      }
    }
  },
  {
    "id": "cat4_coin_0245",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0245.mp4",
    "duration": 22.022,
    "question": "Given the steps: (1) drill in the wall, (2) install two shelves, (3) place crossbar on shelves – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drill in the wall",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "install two shelves",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "place crossbar on shelves",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "hang up curtains",
        "start": 15.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_0826",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0826.mp4",
    "duration": 170.0362,
    "question": "Given the steps: (1) glue on the paddle, (2) glue on the paddle, (3) put rubber on paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "glue on the paddle",
          "start": 18.0,
          "end": 71.0
        },
        {
          "step": "put rubber on paddle",
          "start": 72.0,
          "end": 146.0
        }
      ],
      "target_step": {
        "event": "cut the rubber",
        "start": 147.0,
        "end": 168.0
      }
    }
  },
  {
    "id": "cat4_coin_1040",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1040.mp4",
    "duration": 40.04,
    "question": "Given the steps: (1) brew the coffee beans, (2) brew the coffee beans, (3) filtrate the coffee beans – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "brew the coffee beans",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "brew the coffee beans",
          "start": 10.0,
          "end": 26.0
        },
        {
          "step": "filtrate the coffee beans",
          "start": 31.0,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "brew the coffee beans",
        "start": 35.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6120",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6120.mp4",
    "duration": 7.274,
    "question": "Given the sequence: (1) holding a green ring in a state (2) putting an orange ring on top of a pentagon (3) holding a green ring in a state - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a green ring in a state",
          "start": 2.0,
          "end": 3.0323
        },
        {
          "step": "putting an orange ring on top of a pentagon",
          "start": 3.332,
          "end": 3.9981
        },
        {
          "step": "holding a green ring in a state",
          "start": 3.5318,
          "end": 4.1979
        }
      ],
      "target_step": {
        "event": "putting a green ring into a circle",
        "start": 4.4643,
        "end": 5.3301
      }
    }
  },
  {
    "id": "cat4_perception_test_4994",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4994.mp4",
    "duration": 28.2395,
    "question": "Given the sequence: (1) browsing through a book (2) putting a paper on a book (3) closing a book - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "browsing through a book",
          "start": 1.1796,
          "end": 9.1511
        },
        {
          "step": "putting a paper on a book",
          "start": 9.2941,
          "end": 11.4746
        },
        {
          "step": "closing a book",
          "start": 14.0841,
          "end": 16.8009
        }
      ],
      "target_step": {
        "event": "opening a bag",
        "start": 17.1583,
        "end": 26.2379
      }
    }
  },
  {
    "id": "cat4_coin_1186",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1186.mp4",
    "duration": 83.0163,
    "question": "Given the steps: (1) unscrew the screws used to fix the screen, (2) pull out the screen connector and remove the screen, (3) unscrew the screws used to fix the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 21.0,
          "end": 24.5
        },
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 30.0,
          "end": 50.5
        }
      ],
      "target_step": {
        "event": "pull out the screen connector and remove the screen",
        "start": 52.5,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_0317",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0317.mp4",
    "duration": 128.0,
    "question": "Given the steps: (1) take out the wiper, (2) take out the old rubber sleeve from the wiper head, (3) take out the blade from the old rubber sleeve – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the wiper",
          "start": 2.0,
          "end": 22.0
        },
        {
          "step": "take out the old rubber sleeve from the wiper head",
          "start": 34.0,
          "end": 71.0
        },
        {
          "step": "take out the blade from the old rubber sleeve",
          "start": 75.0,
          "end": 98.0
        }
      ],
      "target_step": {
        "event": "put the balde into the new rubber sleeve",
        "start": 109.0,
        "end": 126.0
      }
    }
  },
  {
    "id": "cat4_coin_0996",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0996.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) glue on the back of the rubber, (2) put rubber on paddle, (3) cut the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the back of the rubber",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "put rubber on paddle",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "cut the rubber",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "attach tape to the edge of the paddle",
        "start": 15.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_1355",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1355.mp4",
    "duration": 30.063,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) lift the barbell from the chin over the head, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 6.0,
          "end": 8.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 9.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 17.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_1496",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1496.mp4",
    "duration": 31.0,
    "question": "Given the steps: (1) grind the coffee beans, (2) brew the coffee beans, (3) brew the coffee beans – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "grind the coffee beans",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "brew the coffee beans",
          "start": 19.0,
          "end": 21.0
        },
        {
          "step": "brew the coffee beans",
          "start": 26.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "filtrate the coffee beans",
        "start": 27.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1426",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1426.mp4",
    "duration": 86.0523,
    "question": "Given the steps: (1) apply detergent to the intertior of the toilet, (2) flush and wash the interior, (3) scrub the toilet interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "flush and wash the interior",
          "start": 40.0,
          "end": 47.0
        },
        {
          "step": "scrub the toilet interior",
          "start": 57.0,
          "end": 65.0
        }
      ],
      "target_step": {
        "event": "scrub the toilet interior",
        "start": 82.0,
        "end": 84.0
      }
    }
  },
  {
    "id": "cat4_coin_0931",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0931.mp4",
    "duration": 57.5,
    "question": "Given the steps: (1) remove the bolt and pin board, (2) install the new bolt, (3) install the new pin board – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the bolt and pin board",
          "start": 2.0,
          "end": 17.5
        },
        {
          "step": "install the new bolt",
          "start": 35.0,
          "end": 37.0
        },
        {
          "step": "install the new pin board",
          "start": 39.5,
          "end": 49.5
        }
      ],
      "target_step": {
        "event": "install the new door knob",
        "start": 50.5,
        "end": 55.5
      }
    }
  },
  {
    "id": "cat4_coin_1676",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1676.mp4",
    "duration": 57.0,
    "question": "Given the steps: (1) fold or bent the paper, (2) nail down or stick together, (3) fold or bent the paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold or bent the paper",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "nail down or stick together",
          "start": 18.0,
          "end": 33.0
        },
        {
          "step": "fold or bent the paper",
          "start": 35.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "measure and label the lantern",
        "start": 44.0,
        "end": 55.0
      }
    }
  },
  {
    "id": "cat4_coin_1832",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1832.mp4",
    "duration": 46.0456,
    "question": "Given the steps: (1) fill the pit with some soil, (2) fill the pit with some soil, (3) fill the pit with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fill the pit with some soil",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "fill the pit with some soil",
          "start": 11.5,
          "end": 18.5
        },
        {
          "step": "fill the pit with some soil",
          "start": 20.5,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "pour water to the tree",
        "start": 39.5,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_0437",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0437.mp4",
    "duration": 26.5,
    "question": "Given the steps: (1) chase for the frisbee, (2) bring the frisbee back, (3) chase for the frisbee – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "chase for the frisbee",
          "start": 1.0,
          "end": 7.0
        },
        {
          "step": "bring the frisbee back",
          "start": 7.5,
          "end": 14.5
        },
        {
          "step": "chase for the frisbee",
          "start": 20.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "catch the frisbee with mouse",
        "start": 23.5,
        "end": 24.5
      }
    }
  },
  {
    "id": "cat4_coin_0484",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0484.mp4",
    "duration": 48.0476,
    "question": "Given the steps: (1) remove the light shell/housing/support, (2) take out the old bulb, (3) install the new bulb – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the light shell/housing/support",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "take out the old bulb",
          "start": 14.0,
          "end": 18.0
        },
        {
          "step": "install the new bulb",
          "start": 26.5,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "install the light shell/housing/support",
        "start": 38.0,
        "end": 46.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6928",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6928.mp4",
    "duration": 16.8437,
    "question": "Given the sequence: (1) tearing a white paper into pieces (2) tearing a white paper into pieces (3) tearing a green leaf into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing a white paper into pieces",
          "start": 2.0,
          "end": 4.5712
        },
        {
          "step": "tearing a white paper into pieces",
          "start": 6.6479,
          "end": 8.2961
        },
        {
          "step": "tearing a green leaf into pieces",
          "start": 10.0102,
          "end": 12.1859
        }
      ],
      "target_step": {
        "event": "tearing a white paper into pieces",
        "start": 13.2407,
        "end": 14.79
      }
    }
  },
  {
    "id": "cat4_coin_1335",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1335.mp4",
    "duration": 11.044,
    "question": "Given the steps: (1) put down the barbell, (2) squat and hold the barbell, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 6.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 8.0,
        "end": 9.0
      }
    }
  },
  {
    "id": "cat4_coin_1127",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1127.mp4",
    "duration": 17.0,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "begin to jump up",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "fall to the ground",
          "start": 8.0,
          "end": 9.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 12.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1740",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1740.mp4",
    "duration": 12.617,
    "question": "Given the sequence: (1) showing a lined paper to the camera (2) putting a red disc on top of a lined paper (3) putting a yellow rectangular block on top of a lined paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a lined paper to the camera",
          "start": 2.0,
          "end": 4.5692
        },
        {
          "step": "putting a red disc on top of a lined paper",
          "start": 5.9373,
          "end": 6.4711
        },
        {
          "step": "putting a yellow rectangular block on top of a lined paper",
          "start": 8.9403,
          "end": 9.8412
        }
      ],
      "target_step": {
        "event": "putting a yellow hexagonal block on top of a lined paper",
        "start": 10.4084,
        "end": 11.009
      }
    }
  },
  {
    "id": "cat4_perception_test_3909",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3909.mp4",
    "duration": 20.794,
    "question": "Given the sequence: (1) showing a pen to the camera (2) showing a book to the camera (3) showing a pen to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a pen to the camera",
          "start": 2.0,
          "end": 5.278
        },
        {
          "step": "showing a book to the camera",
          "start": 6.9004,
          "end": 10.7413
        },
        {
          "step": "showing a pen to the camera",
          "start": 12.2644,
          "end": 15.3106
        }
      ],
      "target_step": {
        "event": "putting a black mug on the table",
        "start": 16.8337,
        "end": 18.7873
      }
    }
  },
  {
    "id": "cat4_coin_0154",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0154.mp4",
    "duration": 49.0,
    "question": "Given the steps: (1) smash the garlics with the knife face, (2) smash the garlics with the knife face, (3) cut up the garlics – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "smash the garlics with the knife face",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "smash the garlics with the knife face",
          "start": 6.5,
          "end": 8.5
        },
        {
          "step": "cut up the garlics",
          "start": 25.0,
          "end": 30.5
        }
      ],
      "target_step": {
        "event": "smash the garlics with the knife face",
        "start": 39.5,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6650",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6650.mp4",
    "duration": 9.0814,
    "question": "Given the sequence: (1) putting a magazine into a bag (2) opening a black bag (3) putting a wallet into a bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a magazine into a bag",
          "start": 2.0,
          "end": 5.1281
        },
        {
          "step": "opening a black bag",
          "start": 2.9754,
          "end": 3.4127
        },
        {
          "step": "putting a wallet into a bag",
          "start": 5.6999,
          "end": 7.0789
        }
      ],
      "target_step": {
        "event": "opening a black bag",
        "start": 5.8344,
        "end": 6.1372
      }
    }
  },
  {
    "id": "cat4_coin_0918",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0918.mp4",
    "duration": 68.0343,
    "question": "Given the steps: (1) scratch the hair carefully, (2) apply the shampoo or hair conditioner, (3) apply the shampoo or hair conditioner – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch the hair carefully",
          "start": 2.0,
          "end": 31.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 42.0,
          "end": 51.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 53.0,
          "end": 55.0
        }
      ],
      "target_step": {
        "event": "comb the hair with a comb",
        "start": 56.0,
        "end": 66.0
      }
    }
  },
  {
    "id": "cat4_coin_1900",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1900.mp4",
    "duration": 146.0,
    "question": "Given the steps: (1) disinfect the injecting place, (2) fill the injection head, (3) inject to the muscular – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "disinfect the injecting place",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "fill the injection head",
          "start": 20.0,
          "end": 25.0
        },
        {
          "step": "inject to the muscular",
          "start": 35.0,
          "end": 137.0
        }
      ],
      "target_step": {
        "event": "pull out the needle and press",
        "start": 138.0,
        "end": 144.0
      }
    }
  },
  {
    "id": "cat4_coin_0392",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0392.mp4",
    "duration": 45.0446,
    "question": "Given the steps: (1) pour into the ingredients, (2) shake the mixture, (3) pour in after mix it – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour into the ingredients",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "shake the mixture",
          "start": 21.0,
          "end": 23.0
        },
        {
          "step": "pour in after mix it",
          "start": 30.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "decorate with fruit",
        "start": 39.0,
        "end": 43.0
      }
    }
  },
  {
    "id": "cat4_coin_0223",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0223.mp4",
    "duration": 34.0006,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "fall to the ground",
          "start": 13.0,
          "end": 16.0
        },
        {
          "step": "begin to run up",
          "start": 19.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 25.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_0694",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0694.mp4",
    "duration": 53.5531,
    "question": "Given the steps: (1) push the pin out, (2) remove the old watch band and reconnect, (3) put the pin in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 8.5
        },
        {
          "step": "remove the old watch band and reconnect",
          "start": 20.0,
          "end": 26.5
        },
        {
          "step": "put the pin in",
          "start": 27.0,
          "end": 38.5
        }
      ],
      "target_step": {
        "event": "push the pin in",
        "start": 44.5,
        "end": 51.5
      }
    }
  },
  {
    "id": "cat4_coin_0824",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0824.mp4",
    "duration": 153.019,
    "question": "Given the steps: (1) glue on the paddle, (2) glue on the back of the rubber, (3) glue on the paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 39.0,
          "end": 56.0
        },
        {
          "step": "glue on the paddle",
          "start": 82.0,
          "end": 95.0
        }
      ],
      "target_step": {
        "event": "glue on the paddle",
        "start": 98.0,
        "end": 151.0
      }
    }
  },
  {
    "id": "cat4_coin_0124",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0124.mp4",
    "duration": 70.0693,
    "question": "Given the steps: (1) wear a eye protection helmet, (2) hold electrode with a welding tong, (3) weld along the weld line – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wear a eye protection helmet",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "hold electrode with a welding tong",
          "start": 6.0,
          "end": 12.0
        },
        {
          "step": "weld along the weld line",
          "start": 13.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "clean weld line with a hammer",
        "start": 51.0,
        "end": 68.0
      }
    }
  },
  {
    "id": "cat4_coin_0201",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0201.mp4",
    "duration": 66.0,
    "question": "Given the steps: (1) fold the edges of the paper, (2) cut along the edges, (3) cut along the edges – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fold the edges of the paper",
          "start": 2.0,
          "end": 44.0
        },
        {
          "step": "cut along the edges",
          "start": 45.0,
          "end": 52.0
        },
        {
          "step": "cut along the edges",
          "start": 56.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "cut along the edges",
        "start": 62.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_1323",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1323.mp4",
    "duration": 18.018,
    "question": "Given the steps: (1) stand up with straight legs, (2) put down the barbell, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "put down the barbell",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 13.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 15.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_1338",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1338.mp4",
    "duration": 17.05,
    "question": "Given the steps: (1) stand up with straight legs, (2) put down the barbell, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "put down the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 6.0,
          "end": 8.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 13.0,
        "end": 15.0
      }
    }
  },
  {
    "id": "cat4_coin_1379",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1379.mp4",
    "duration": 56.0143,
    "question": "Given the steps: (1) open the back cover, (2) replace the battery, (3) replace the battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the back cover",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "replace the battery",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "replace the battery",
          "start": 23.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "install the back cover and waterproof ring",
        "start": 46.0,
        "end": 54.0
      }
    }
  },
  {
    "id": "cat4_coin_0867",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0867.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) run the toaster and adjust, (2) take out the slice of bread, (3) put a slice of bread in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "run the toaster and adjust",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "take out the slice of bread",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "put a slice of bread in",
          "start": 15.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "run the toaster and adjust",
        "start": 20.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1349",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1349.mp4",
    "duration": 22.055,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) squat and hold the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 10.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "squat and hold the barbell",
        "start": 16.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4013",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4013.mp4",
    "duration": 25.444,
    "question": "Given the sequence: (1) showing a lime to the camera (2) showing a lime to the camera (3) showing a lime to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a lime to the camera",
          "start": 2.0,
          "end": 6.2217
        },
        {
          "step": "showing a lime to the camera",
          "start": 8.1468,
          "end": 12.6387
        },
        {
          "step": "showing a lime to the camera",
          "start": 14.4287,
          "end": 19.2246
        }
      ],
      "target_step": {
        "event": "showing a lime to the camera",
        "start": 20.5418,
        "end": 24.4595
      }
    }
  },
  {
    "id": "cat4_coin_1653",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1653.mp4",
    "duration": 26.026,
    "question": "Given the steps: (1) cut off the tail and fin, (2) scratch scales, (3) remove the intestines and blood vessels – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut off the tail and fin",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "scratch scales",
          "start": 9.0,
          "end": 12.0
        },
        {
          "step": "remove the intestines and blood vessels",
          "start": 18.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "cut off the tail and fin",
        "start": 21.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_1481",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1481.mp4",
    "duration": 27.5,
    "question": "Given the steps: (1) pass the basketball into the hole at the second time, (2) shoot towards the basket, (3) dribble in the field – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the second time",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "shoot towards the basket",
          "start": 3.5,
          "end": 7.0
        },
        {
          "step": "dribble in the field",
          "start": 20.5,
          "end": 22.5
        }
      ],
      "target_step": {
        "event": "dribble and lay up",
        "start": 23.0,
        "end": 25.5
      }
    }
  },
  {
    "id": "cat4_coin_0438",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0438.mp4",
    "duration": 35.0,
    "question": "Given the steps: (1) bring the frisbee back, (2) chase for the frisbee, (3) catch the frisbee with mouse – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "bring the frisbee back",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "chase for the frisbee",
          "start": 14.5,
          "end": 17.5
        },
        {
          "step": "catch the frisbee with mouse",
          "start": 18.0,
          "end": 19.0
        }
      ],
      "target_step": {
        "event": "bring the frisbee back",
        "start": 19.5,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_0994",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0994.mp4",
    "duration": 23.0,
    "question": "Given the steps: (1) glue on the paddle, (2) cut the rubber, (3) glue on the back of the rubber – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "glue on the paddle",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "cut the rubber",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "put rubber on paddle",
        "start": 17.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0570",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0570.mp4",
    "duration": 63.0296,
    "question": "Given the steps: (1) add different kinds of ingredients, (2) mix the raw materials, (3) add different kinds of ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "add different kinds of ingredients",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "mix the raw materials",
          "start": 4.0,
          "end": 43.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 44.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "mix the raw materials",
        "start": 47.0,
        "end": 61.0
      }
    }
  },
  {
    "id": "cat4_coin_1679",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1679.mp4",
    "duration": 66.0,
    "question": "Given the steps: (1) measure and label the lantern, (2) nail down or stick together, (3) fold or bent the paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "measure and label the lantern",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "nail down or stick together",
          "start": 15.0,
          "end": 21.0
        },
        {
          "step": "fold or bent the paper",
          "start": 23.0,
          "end": 45.0
        }
      ],
      "target_step": {
        "event": "nail down or stick together",
        "start": 48.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_0676",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0676.mp4",
    "duration": 18.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) dribble in the field, (3) dribble and lay up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "dribble in the field",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "dribble and lay up",
          "start": 10.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 13.0,
        "end": 16.0
      }
    }
  },
  {
    "id": "cat4_coin_0064",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0064.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the first two jumps",
          "start": 6.0,
          "end": 11.0
        },
        {
          "step": "do the third jump",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 21.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0014",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0014.mp4",
    "duration": 25.025,
    "question": "Given the steps: (1) measure the size of the packing paper, (2) cut the packing paper, (3) measure the size of the packing paper – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "measure the size of the packing paper",
          "start": 2.0,
          "end": 6.5
        },
        {
          "step": "cut the packing paper",
          "start": 9.5,
          "end": 10.5
        },
        {
          "step": "measure the size of the packing paper",
          "start": 13.0,
          "end": 21.5
        }
      ],
      "target_step": {
        "event": "cut the packing paper",
        "start": 22.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1204",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1204.mp4",
    "duration": 53.0196,
    "question": "Given the steps: (1) remove the original protector, (2) line up the protector and the cellphone, (3) paste protector on the screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the original protector",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 7.0,
          "end": 21.0
        },
        {
          "step": "paste protector on the screen",
          "start": 22.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "wipe the screen",
        "start": 31.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_0692",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0692.mp4",
    "duration": 53.5201,
    "question": "Given the steps: (1) push the pin out, (2) aim at the pin, (3) push the pin out – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "push the pin out",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "aim at the pin",
          "start": 20.0,
          "end": 26.5
        },
        {
          "step": "push the pin out",
          "start": 27.0,
          "end": 33.5
        }
      ],
      "target_step": {
        "event": "remove the old watch band and reconnect",
        "start": 45.0,
        "end": 51.5
      }
    }
  },
  {
    "id": "cat4_perception_test_4975",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4975.mp4",
    "duration": 16.3333,
    "question": "Given the sequence: (1) putting a paper into a wallet (2) opening a black wallet (3) closing a black wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a paper into a wallet",
          "start": 1.2333,
          "end": 10.7
        },
        {
          "step": "opening a black wallet",
          "start": 1.3667,
          "end": 4.2333
        },
        {
          "step": "closing a black wallet",
          "start": 9.2667,
          "end": 10.6333
        }
      ],
      "target_step": {
        "event": "opening a green backpack",
        "start": 10.3,
        "end": 14.3333
      }
    }
  },
  {
    "id": "cat4_coin_0460",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0460.mp4",
    "duration": 98.0643,
    "question": "Given the steps: (1) take out the plant, (2) put in the plant, (3) put in the plant – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the plant",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "put in the plant",
          "start": 57.5,
          "end": 66.0
        },
        {
          "step": "put in the plant",
          "start": 77.5,
          "end": 81.0
        }
      ],
      "target_step": {
        "event": "fill with some soil",
        "start": 81.5,
        "end": 96.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4831",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4831.mp4",
    "duration": 15.033,
    "question": "Given the sequence: (1) putting a white container on top of a book (2) putting a blue pen on top of a cup (3) putting a knife on top of a book - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a white container on top of a book",
          "start": 2.0,
          "end": 3.6224
        },
        {
          "step": "putting a blue pen on top of a cup",
          "start": 5.7855,
          "end": 7.9487
        },
        {
          "step": "putting a knife on top of a book",
          "start": 9.9091,
          "end": 11.4301
        }
      ],
      "target_step": {
        "event": "putting an apple into a container",
        "start": 13.1876,
        "end": 14.472
      }
    }
  },
  {
    "id": "cat4_coin_0507",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0507.mp4",
    "duration": 61.0,
    "question": "Given the steps: (1) flush and wash the interior, (2) apply detergent to the intertior of the toilet, (3) flush and wash the interior – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "flush and wash the interior",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "apply detergent to the intertior of the toilet",
          "start": 17.0,
          "end": 18.0
        },
        {
          "step": "flush and wash the interior",
          "start": 28.0,
          "end": 33.0
        }
      ],
      "target_step": {
        "event": "flush and wash the interior",
        "start": 56.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_0897",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0897.mp4",
    "duration": 92.025,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pour raw materials",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "mix raw materials",
          "start": 8.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "shape cookie",
        "start": 47.0,
        "end": 90.0
      }
    }
  },
  {
    "id": "cat4_coin_0764",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0764.mp4",
    "duration": 72.0383,
    "question": "Given the steps: (1) unscrew the screw, (2) put on the tire, (3) tighten screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screw",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "put on the tire",
          "start": 20.0,
          "end": 22.0
        },
        {
          "step": "tighten screws",
          "start": 23.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "unscrew the screw",
        "start": 60.0,
        "end": 70.0
      }
    }
  },
  {
    "id": "cat4_coin_1935",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1935.mp4",
    "duration": 61.0606,
    "question": "Given the steps: (1) open the front door or cover of the printer, (2) take out the toner cartridge, (3) insert a new toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the front door or cover of the printer",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "insert a new toner cartridge",
          "start": 46.0,
          "end": 57.0
        }
      ],
      "target_step": {
        "event": "close the front door or cover of the printer",
        "start": 58.0,
        "end": 59.0
      }
    }
  },
  {
    "id": "cat4_coin_1375",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1375.mp4",
    "duration": 90.0563,
    "question": "Given the steps: (1) take out the shell, (2) take out the filter, (3) fit on the filter – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the shell",
          "start": 2.0,
          "end": 27.0
        },
        {
          "step": "take out the filter",
          "start": 28.0,
          "end": 41.0
        },
        {
          "step": "fit on the filter",
          "start": 42.0,
          "end": 64.0
        }
      ],
      "target_step": {
        "event": "fit on the shell",
        "start": 65.0,
        "end": 88.0
      }
    }
  },
  {
    "id": "cat4_coin_1805",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1805.mp4",
    "duration": 65.0,
    "question": "Given the steps: (1) show the whole rope again, (2) knot the rope, (3) show the whole rope again – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "show the whole rope again",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "knot the rope",
          "start": 14.0,
          "end": 32.0
        },
        {
          "step": "show the whole rope again",
          "start": 33.0,
          "end": 51.0
        }
      ],
      "target_step": {
        "event": "knot the rope",
        "start": 52.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_coin_0411",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0411.mp4",
    "duration": 87.0036,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 25.0
        },
        {
          "step": "pour raw materials",
          "start": 26.0,
          "end": 29.0
        },
        {
          "step": "mix raw materials",
          "start": 30.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "shape cookie",
        "start": 37.0,
        "end": 85.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0359",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0359.mp4",
    "duration": 5.5983,
    "question": "Given the sequence: (1) hitting tomato against plate (2) hitting tomato against plate (3) hitting tomato against plate - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting tomato against plate",
          "start": 2.0,
          "end": 2.7664
        },
        {
          "step": "hitting tomato against plate",
          "start": 2.8997,
          "end": 3.033
        },
        {
          "step": "hitting tomato against plate",
          "start": 3.1663,
          "end": 3.2996
        }
      ],
      "target_step": {
        "event": "hitting tomato against plate",
        "start": 3.4329,
        "end": 3.5662
      }
    }
  },
  {
    "id": "cat4_coin_0866",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0866.mp4",
    "duration": 27.0,
    "question": "Given the steps: (1) put a slice of bread in, (2) run the toaster and adjust, (3) take out the slice of bread – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put a slice of bread in",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "run the toaster and adjust",
          "start": 7.0,
          "end": 10.0
        },
        {
          "step": "take out the slice of bread",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "put a slice of bread in",
        "start": 20.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_1080",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1080.mp4",
    "duration": 178.0112,
    "question": "Given the steps: (1) knead the raw sugar, (2) blow the raw sugar, (3) knead the raw sugar – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "knead the raw sugar",
          "start": 0.0,
          "end": 9.0
        },
        {
          "step": "blow the raw sugar",
          "start": 11.0,
          "end": 80.0
        },
        {
          "step": "knead the raw sugar",
          "start": 102.0,
          "end": 140.0
        }
      ],
      "target_step": {
        "event": "blow the raw sugar",
        "start": 142.0,
        "end": 176.0
      }
    }
  },
  {
    "id": "cat4_coin_1816",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1816.mp4",
    "duration": 30.0,
    "question": "Given the steps: (1) line up the protector and the cellphone, (2) remove the original protector, (3) line up the protector and the cellphone – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up the protector and the cellphone",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "remove the original protector",
          "start": 17.0,
          "end": 18.0
        },
        {
          "step": "line up the protector and the cellphone",
          "start": 19.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "paste protector on the screen",
        "start": 23.0,
        "end": 28.0
      }
    }
  },
  {
    "id": "cat4_coin_1125",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1125.mp4",
    "duration": 24.0,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "fall to the ground",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "begin to run up",
          "start": 17.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 21.0,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_1351",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1351.mp4",
    "duration": 22.022,
    "question": "Given the steps: (1) pull the barbell to the chin, (2) squat and hold the barbell, (3) pull the barbell to the chin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull the barbell to the chin",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 8.0,
          "end": 12.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 13.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 19.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_0262",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0262.mp4",
    "duration": 38.0046,
    "question": "Given the steps: (1) open the front door or cover of the printer, (2) take out the toner cartridge, (3) take out the toner cartridge – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the front door or cover of the printer",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 9.0,
          "end": 16.0
        },
        {
          "step": "take out the toner cartridge",
          "start": 19.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "insert a new toner cartridge",
        "start": 30.0,
        "end": 36.0
      }
    }
  },
  {
    "id": "cat4_coin_0257",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0257.mp4",
    "duration": 32.065,
    "question": "Given the steps: (1) remove the components of the fixed battery, (2) remove the tape of the fixed battery, (3) take down the old battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the components of the fixed battery",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "remove the tape of the fixed battery",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "take down the old battery",
          "start": 18.0,
          "end": 25.0
        }
      ],
      "target_step": {
        "event": "put on new tape",
        "start": 26.0,
        "end": 30.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0902",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0902.mp4",
    "duration": 12.739,
    "question": "Given the sequence: (1) putting lettuce on top of bread (2) putting tomato on top of lettuce (3) putting cheese on top of tomato - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce on top of bread",
          "start": 2.0,
          "end": 3.4614
        },
        {
          "step": "putting tomato on top of lettuce",
          "start": 4.192,
          "end": 6.1516
        },
        {
          "step": "putting cheese on top of tomato",
          "start": 6.849,
          "end": 8.9414
        }
      ],
      "target_step": {
        "event": "putting bread on top of cheese",
        "start": 9.7053,
        "end": 11.067
      }
    }
  },
  {
    "id": "cat4_coin_0995",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0995.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) cut the rubber, (2) glue on the back of the rubber, (3) put rubber on paddle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut the rubber",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "glue on the back of the rubber",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "put rubber on paddle",
          "start": 13.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "cut the rubber",
        "start": 18.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_1896",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1896.mp4",
    "duration": 28.028,
    "question": "Given the steps: (1) wipe wall with detergent, (2) apply cleaning agent, (3) wipe wall with detergent – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe wall with detergent",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "apply cleaning agent",
          "start": 10.0,
          "end": 11.0
        },
        {
          "step": "wipe wall with detergent",
          "start": 13.0,
          "end": 16.0
        }
      ],
      "target_step": {
        "event": "apply cleaning agent",
        "start": 24.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1828",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1828.mp4",
    "duration": 103.5034,
    "question": "Given the steps: (1) fill the tree into the pit, (2) dig a pit with proper size, (3) fill the tree into the pit – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fill the tree into the pit",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "dig a pit with proper size",
          "start": 45.5,
          "end": 51.0
        },
        {
          "step": "fill the tree into the pit",
          "start": 59.5,
          "end": 65.5
        }
      ],
      "target_step": {
        "event": "fill the pit with some soil",
        "start": 66.0,
        "end": 101.5
      }
    }
  },
  {
    "id": "cat4_coin_0743",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0743.mp4",
    "duration": 53.0,
    "question": "Given the steps: (1) use a hair dryer to blow hot wall, (2) clean wall with a clean cloth, (3) use a hair dryer to blow hot wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "use a hair dryer to blow hot wall",
          "start": 2.0,
          "end": 14.0
        },
        {
          "step": "clean wall with a clean cloth",
          "start": 15.0,
          "end": 20.0
        },
        {
          "step": "use a hair dryer to blow hot wall",
          "start": 26.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "clean wall with a clean cloth",
        "start": 43.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_0229",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0229.mp4",
    "duration": 34.0006,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "fall to the ground",
          "start": 14.0,
          "end": 16.0
        },
        {
          "step": "begin to run up",
          "start": 18.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 25.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5560",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5560.mp4",
    "duration": 17.3904,
    "question": "Given the sequence: (1) putting tomato on table (2) holding tablet in a state (3) putting tablet on table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tomato on table",
          "start": 0.0,
          "end": 2.4033
        },
        {
          "step": "holding tablet in a state",
          "start": 0.0,
          "end": 3.1376
        },
        {
          "step": "putting tablet on table",
          "start": 3.171,
          "end": 5.0068
        }
      ],
      "target_step": {
        "event": "moving tablet around",
        "start": 5.1737,
        "end": 15.3875
      }
    }
  },
  {
    "id": "cat4_coin_0765",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0765.mp4",
    "duration": 58.0246,
    "question": "Given the steps: (1) put on the tire, (2) tighten screws, (3) unscrew the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put on the tire",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "tighten screws",
          "start": 5.0,
          "end": 18.0
        },
        {
          "step": "unscrew the screw",
          "start": 42.0,
          "end": 52.0
        }
      ],
      "target_step": {
        "event": "remove the tire",
        "start": 53.0,
        "end": 56.0
      }
    }
  },
  {
    "id": "cat4_coin_1308",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1308.mp4",
    "duration": 105.0,
    "question": "Given the steps: (1) let the flat side of the new needle towards the jack and insert the new needle, (2) let the flat side of the new needle towards the jack and insert the new needle, (3) screw on the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "let the flat side of the new needle towards the jack and insert the new needle",
          "start": 2.0,
          "end": 48.0
        },
        {
          "step": "let the flat side of the new needle towards the jack and insert the new needle",
          "start": 57.0,
          "end": 60.0
        },
        {
          "step": "screw on the screw",
          "start": 61.0,
          "end": 71.0
        }
      ],
      "target_step": {
        "event": "screw on the screw",
        "start": 94.0,
        "end": 103.0
      }
    }
  },
  {
    "id": "cat4_coin_1280",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1280.mp4",
    "duration": 49.0,
    "question": "Given the steps: (1) tile the wall, (2) prepare adhesive, (3) fill the gap – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tile the wall",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "prepare adhesive",
          "start": 13.0,
          "end": 15.0
        },
        {
          "step": "fill the gap",
          "start": 16.0,
          "end": 28.0
        }
      ],
      "target_step": {
        "event": "fill the gap",
        "start": 43.0,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_0217",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0217.mp4",
    "duration": 28.061,
    "question": "Given the steps: (1) begin to jump up, (2) fall to the ground, (3) begin to run up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "fall to the ground",
          "start": 12.0,
          "end": 15.0
        },
        {
          "step": "begin to run up",
          "start": 16.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "begin to jump up",
        "start": 18.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0365",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0365.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) unroll the dough, (2) bake pizza, (3) add seasoning – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unroll the dough",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "bake pizza",
          "start": 6.0,
          "end": 10.0
        },
        {
          "step": "add seasoning",
          "start": 11.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "add seasoning",
        "start": 18.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_1473",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1473.mp4",
    "duration": 91.0076,
    "question": "Given the steps: (1) press the fuel nozzle, (2) pump up the fuel, (3) press the fuel nozzle – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "press the fuel nozzle",
          "start": 2.0,
          "end": 22.0
        },
        {
          "step": "pump up the fuel",
          "start": 36.0,
          "end": 57.0
        },
        {
          "step": "press the fuel nozzle",
          "start": 69.0,
          "end": 75.0
        }
      ],
      "target_step": {
        "event": "lighten the lighter to check",
        "start": 82.0,
        "end": 89.0
      }
    }
  },
  {
    "id": "cat4_coin_1478",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1478.mp4",
    "duration": 16.0,
    "question": "Given the steps: (1) do the first layup, (2) dribble in the field, (3) pass the basketball into the hole at the first time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first layup",
          "start": 0.0,
          "end": 1.5
        },
        {
          "step": "dribble in the field",
          "start": 3.5,
          "end": 9.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 9.5,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "pass the basketball into the hole at the second time",
        "start": 13.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_1919",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1919.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) open the laptop rear cover, (2) open the laptop rear cover, (3) remove the old hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the laptop rear cover",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "open the laptop rear cover",
          "start": 9.0,
          "end": 16.0
        },
        {
          "step": "remove the old hard disk",
          "start": 18.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "remove the old hard disk",
        "start": 24.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0023",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0023.mp4",
    "duration": 65.0,
    "question": "Given the steps: (1) install the new hard disk, (2) install the new hard disk, (3) install the new hard disk – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the new hard disk",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "install the new hard disk",
          "start": 17.0,
          "end": 27.0
        },
        {
          "step": "install the new hard disk",
          "start": 30.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "install the laptop rear cover",
        "start": 51.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_coin_1762",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1762.mp4",
    "duration": 115.5484,
    "question": "Given the steps: (1) take out the plant, (2) take out the plant, (3) put in the plant – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the plant",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "take out the plant",
          "start": 44.5,
          "end": 72.5
        },
        {
          "step": "put in the plant",
          "start": 82.5,
          "end": 99.0
        }
      ],
      "target_step": {
        "event": "fill with some soil",
        "start": 99.5,
        "end": 113.5
      }
    }
  },
  {
    "id": "cat4_coin_0514",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0514.mp4",
    "duration": 40.0396,
    "question": "Given the steps: (1) screw off the valve cap and open the valve, (2) install the air nozzle, (3) pump up to the tire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "screw off the valve cap and open the valve",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "install the air nozzle",
          "start": 10.0,
          "end": 18.0
        },
        {
          "step": "pump up to the tire",
          "start": 19.0,
          "end": 34.0
        }
      ],
      "target_step": {
        "event": "remove the air nozzle",
        "start": 35.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_coin_0781",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0781.mp4",
    "duration": 42.0,
    "question": "Given the steps: (1) prepare meat, (2) mix and pickle, (3) string together – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "prepare meat",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "mix and pickle",
          "start": 12.0,
          "end": 24.0
        },
        {
          "step": "string together",
          "start": 33.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "prepare seasonings and side dishes",
        "start": 37.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_coin_0788",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0788.mp4",
    "duration": 31.031,
    "question": "Given the steps: (1) install legs of sofa, (2) place cushion and backrest, (3) install legs of sofa – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install legs of sofa",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "place cushion and backrest",
          "start": 8.0,
          "end": 12.5
        },
        {
          "step": "install legs of sofa",
          "start": 23.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "place cushion and backrest",
        "start": 27.5,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1622",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1622.mp4",
    "duration": 121.5,
    "question": "Given the steps: (1) open the car key cover, (2) take out the car key battery, (3) put in the battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the car key cover",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "take out the car key battery",
          "start": 28.0,
          "end": 67.5
        },
        {
          "step": "put in the battery",
          "start": 82.0,
          "end": 97.0
        }
      ],
      "target_step": {
        "event": "close the car key cover",
        "start": 110.0,
        "end": 119.5
      }
    }
  },
  {
    "id": "cat4_coin_0327",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0327.mp4",
    "duration": 68.5018,
    "question": "Given the steps: (1) remove the head, (2) remove the tail, (3) remove the shrimp shell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the head",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "remove the tail",
          "start": 10.5,
          "end": 12.5
        },
        {
          "step": "remove the shrimp shell",
          "start": 13.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "remove the vein",
        "start": 34.5,
        "end": 66.5
      }
    }
  },
  {
    "id": "cat4_coin_1285",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1285.mp4",
    "duration": 53.0,
    "question": "Given the steps: (1) open the fuel tank cap, (2) insert oil gun in the car, (3) operate the control panel – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "open the fuel tank cap",
          "start": 2.0,
          "end": 10.0
        },
        {
          "step": "insert oil gun in the car",
          "start": 35.0,
          "end": 36.0
        },
        {
          "step": "operate the control panel",
          "start": 38.0,
          "end": 39.0
        }
      ],
      "target_step": {
        "event": "insert oil gun in the car",
        "start": 42.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4839",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4839.mp4",
    "duration": 18.4578,
    "question": "Given the sequence: (1) indicating a region with the hand (2) putting a cup on top of the table (3) putting a book on top of the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "indicating a region with the hand",
          "start": 0.0,
          "end": 3.9553
        },
        {
          "step": "putting a cup on top of the table",
          "start": 5.8484,
          "end": 7.7077
        },
        {
          "step": "putting a book on top of the table",
          "start": 9.9389,
          "end": 12.3053
        }
      ],
      "target_step": {
        "event": "putting a container on top of the book",
        "start": 14.6041,
        "end": 16.4296
      }
    }
  },
  {
    "id": "cat4_coin_0224",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0224.mp4",
    "duration": 28.028,
    "question": "Given the steps: (1) fall to the ground, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "fall to the ground",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "begin to run up",
          "start": 8.0,
          "end": 13.0
        },
        {
          "step": "begin to jump up",
          "start": 14.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 24.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1763",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1763.mp4",
    "duration": 87.5538,
    "question": "Given the steps: (1) take out the plant, (2) put in the plant, (3) fill with some soil – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the plant",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "put in the plant",
          "start": 40.0,
          "end": 56.5
        },
        {
          "step": "fill with some soil",
          "start": 57.0,
          "end": 71.0
        }
      ],
      "target_step": {
        "event": "fill with some soil",
        "start": 75.5,
        "end": 85.5
      }
    }
  },
  {
    "id": "cat4_perception_test_0314",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0314.mp4",
    "duration": 17.045,
    "question": "Given the sequence: (1) tearing lettuce into pieces (2) tearing lettuce into pieces (3) putting shredded carrots on lettuce - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing lettuce into pieces",
          "start": 2.0,
          "end": 4.6738
        },
        {
          "step": "tearing lettuce into pieces",
          "start": 4.8409,
          "end": 7.0468
        },
        {
          "step": "putting shredded carrots on lettuce",
          "start": 7.4813,
          "end": 10.9238
        }
      ],
      "target_step": {
        "event": "putting sliced cucumbers on lettuce",
        "start": 11.1578,
        "end": 15.0013
      }
    }
  },
  {
    "id": "cat4_perception_test_0422",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0422.mp4",
    "duration": 7.8127,
    "question": "Given the sequence: (1) opening a small metal container (2) other sounds (3) holding a spoon in a metal container - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a small metal container",
          "start": 2.0,
          "end": 2.4674
        },
        {
          "step": "other sounds",
          "start": 2.0,
          "end": 5.2721
        },
        {
          "step": "holding a spoon in a metal container",
          "start": 2.4674,
          "end": 4.9716
        }
      ],
      "target_step": {
        "event": "covering a salad with a spoon",
        "start": 4.9716,
        "end": 5.7729
      }
    }
  },
  {
    "id": "cat4_coin_1844",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1844.mp4",
    "duration": 83.0163,
    "question": "Given the steps: (1) rub back and forth with potatoes or rust remover, (2) rub back and forth with potatoes or rust remover, (3) pour salt and rust removal liquid – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "rub back and forth with potatoes or rust remover",
          "start": 53.0,
          "end": 63.0
        },
        {
          "step": "pour salt and rust removal liquid",
          "start": 68.0,
          "end": 69.0
        }
      ],
      "target_step": {
        "event": "rub back and forth with potatoes or rust remover",
        "start": 73.0,
        "end": 81.0
      }
    }
  },
  {
    "id": "cat4_coin_0741",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0741.mp4",
    "duration": 50.0,
    "question": "Given the steps: (1) use a hair dryer to blow hot wall, (2) clean wall with a clean cloth, (3) use a hair dryer to blow hot wall – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "use a hair dryer to blow hot wall",
          "start": 2.0,
          "end": 16.0
        },
        {
          "step": "clean wall with a clean cloth",
          "start": 17.0,
          "end": 24.0
        },
        {
          "step": "use a hair dryer to blow hot wall",
          "start": 30.0,
          "end": 42.0
        }
      ],
      "target_step": {
        "event": "clean wall with a clean cloth",
        "start": 43.0,
        "end": 48.0
      }
    }
  },
  {
    "id": "cat4_perception_test_6798",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6798.mp4",
    "duration": 20.5567,
    "question": "Given the sequence: (1) dropping a plastic bag on top of a pink paper (2) dropping a pink paper on top of a plastic bag (3) dropping a puzzle ball on top of a pink paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a plastic bag on top of a pink paper",
          "start": 2.0,
          "end": 3.6499
        },
        {
          "step": "dropping a pink paper on top of a plastic bag",
          "start": 4.1448,
          "end": 7.2796
        },
        {
          "step": "dropping a puzzle ball on top of a pink paper",
          "start": 8.9295,
          "end": 10.7773
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 13.2852,
        "end": 18.4988
      }
    }
  },
  {
    "id": "cat4_coin_0292",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0292.mp4",
    "duration": 59.0583,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "pour raw materials",
          "start": 25.0,
          "end": 28.0
        },
        {
          "step": "mix raw materials",
          "start": 29.0,
          "end": 35.0
        }
      ],
      "target_step": {
        "event": "shape cookie",
        "start": 36.0,
        "end": 57.0
      }
    }
  },
  {
    "id": "cat4_perception_test_0651",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0651.mp4",
    "duration": 12.1172,
    "question": "Given the sequence: (1) covering something with something (2) putting something on top of something (3) putting something on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "covering something with something",
          "start": 2.0,
          "end": 3.1077
        },
        {
          "step": "putting something on top of something",
          "start": 3.6783,
          "end": 4.8196
        },
        {
          "step": "putting something on top of something",
          "start": 5.0546,
          "end": 6.6322
        }
      ],
      "target_step": {
        "event": "putting something on top of something",
        "start": 7.035,
        "end": 10.056
      }
    }
  },
  {
    "id": "cat4_perception_test_4517",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4517.mp4",
    "duration": 11.757,
    "question": "Given the sequence: (1) putting a red lighter into the box (2) putting a black object into the box (3) putting a piece of paper into the box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a red lighter into the box",
          "start": 2.0,
          "end": 3.3285
        },
        {
          "step": "putting a black object into the box",
          "start": 3.2289,
          "end": 4.8231
        },
        {
          "step": "putting a piece of paper into the box",
          "start": 5.5205,
          "end": 6.7162
        }
      ],
      "target_step": {
        "event": "putting a blue plastic bottle into the box",
        "start": 7.4137,
        "end": 9.7385
      }
    }
  },
  {
    "id": "cat4_coin_0810",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0810.mp4",
    "duration": 23.056,
    "question": "Given the steps: (1) take out the goods, (2) insert money into the vending machine, (3) press the corresponding button – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the goods",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "insert money into the vending machine",
          "start": 10.0,
          "end": 13.0
        },
        {
          "step": "press the corresponding button",
          "start": 16.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "take out the goods",
        "start": 19.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_1342",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1342.mp4",
    "duration": 13.013,
    "question": "Given the steps: (1) stand up with straight legs, (2) squat and hold the barbell, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 4.0,
          "end": 7.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 8.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 10.0,
        "end": 11.0
      }
    }
  },
  {
    "id": "cat4_coin_1794",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1794.mp4",
    "duration": 22.055,
    "question": "Given the steps: (1) do the first layup, (2) dribble in the field, (3) pass the basketball into the hole at the first time – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first layup",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "dribble in the field",
          "start": 6.0,
          "end": 10.0
        },
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 11.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "pass the basketball into the hole at the second time",
        "start": 16.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_1161",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1161.mp4",
    "duration": 16.0,
    "question": "Given the steps: (1) stand up with straight legs, (2) put down the barbell, (3) squat and hold the barbell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "put down the barbell",
          "start": 4.0,
          "end": 5.0
        },
        {
          "step": "squat and hold the barbell",
          "start": 8.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "pull the barbell to the chin",
        "start": 11.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0548",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0548.mp4",
    "duration": 21.0,
    "question": "Given the steps: (1) do the third jump, (2) begin to run up, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "begin to run up",
          "start": 13.0,
          "end": 16.0
        },
        {
          "step": "do the first two jumps",
          "start": 16.0,
          "end": 17.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 17.0,
        "end": 19.0
      }
    }
  },
  {
    "id": "cat4_coin_1409",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1409.mp4",
    "duration": 86.0,
    "question": "Given the steps: (1) set up the brackets, (2) set up the brackets, (3) fix the ground nail – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "set up the brackets",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "set up the brackets",
          "start": 21.0,
          "end": 31.0
        },
        {
          "step": "fix the ground nail",
          "start": 32.0,
          "end": 76.0
        }
      ],
      "target_step": {
        "event": "lay the cushion evenly",
        "start": 80.0,
        "end": 84.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4886",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4886.mp4",
    "duration": 13.3126,
    "question": "Given the sequence: (1) closing a black wallet (2) closing a black wallet (3) putting a black wallet into a black handbag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing a black wallet",
          "start": 2.0,
          "end": 4.874
        },
        {
          "step": "closing a black wallet",
          "start": 4.874,
          "end": 8.8381
        },
        {
          "step": "putting a black wallet into a black handbag",
          "start": 9.1024,
          "end": 11.2496
        }
      ],
      "target_step": {
        "event": "opening a black handbag",
        "start": 9.9613,
        "end": 10.655
      }
    }
  },
  {
    "id": "cat4_coin_0552",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0552.mp4",
    "duration": 34.0,
    "question": "Given the steps: (1) begin to run up, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the first two jumps",
          "start": 7.0,
          "end": 8.0
        },
        {
          "step": "do the third jump",
          "start": 9.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 30.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_0334",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0334.mp4",
    "duration": 74.0073,
    "question": "Given the steps: (1) line up for admission, (2) line up for admission, (3) raise the national flag – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "line up for admission",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "line up for admission",
          "start": 19.0,
          "end": 34.0
        },
        {
          "step": "raise the national flag",
          "start": 43.0,
          "end": 46.0
        }
      ],
      "target_step": {
        "event": "raise the national flag",
        "start": 70.0,
        "end": 72.0
      }
    }
  },
  {
    "id": "cat4_coin_1493",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1493.mp4",
    "duration": 49.0486,
    "question": "Given the steps: (1) cut ingredients, (2) put the ingredients into the bowl, (3) cut ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "cut ingredients",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 9.0,
          "end": 12.0
        },
        {
          "step": "cut ingredients",
          "start": 20.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "cut ingredients",
        "start": 37.0,
        "end": 47.0
      }
    }
  },
  {
    "id": "cat4_coin_1093",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1093.mp4",
    "duration": 97.0,
    "question": "Given the steps: (1) unscrew the screws used to fix the screen, (2) pull out the screen connector and remove the screen, (3) install the new screen – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "unscrew the screws used to fix the screen",
          "start": 2.0,
          "end": 32.5
        },
        {
          "step": "pull out the screen connector and remove the screen",
          "start": 33.0,
          "end": 67.5
        },
        {
          "step": "install the new screen",
          "start": 77.0,
          "end": 82.0
        }
      ],
      "target_step": {
        "event": "reset and screw on the screws",
        "start": 84.5,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_coin_1327",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1327.mp4",
    "duration": 16.049,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) stand up with straight legs, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "stand up with straight legs",
          "start": 5.0,
          "end": 6.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 7.0,
          "end": 10.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 12.0,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_1437",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1437.mp4",
    "duration": 53.0196,
    "question": "Given the steps: (1) spray towards the fire, (2) pull out the insurance ring, (3) spray towards the fire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "spray towards the fire",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "pull out the insurance ring",
          "start": 21.5,
          "end": 26.5
        },
        {
          "step": "spray towards the fire",
          "start": 37.0,
          "end": 43.5
        }
      ],
      "target_step": {
        "event": "pull out the insurance ring",
        "start": 48.0,
        "end": 51.0
      }
    }
  },
  {
    "id": "cat4_coin_0546",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0546.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "do the third jump",
          "start": 12.0,
          "end": 14.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 23.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_0758",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0758.mp4",
    "duration": 51.0506,
    "question": "Given the steps: (1) tighten screws, (2) jack up the car, (3) unscrew the screw – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tighten screws",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "jack up the car",
          "start": 20.0,
          "end": 23.0
        },
        {
          "step": "unscrew the screw",
          "start": 24.0,
          "end": 37.0
        }
      ],
      "target_step": {
        "event": "remove the tire",
        "start": 38.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_0333",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0333.mp4",
    "duration": 72.0053,
    "question": "Given the steps: (1) raise the national flag, (2) line up for admission, (3) line up for admission – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "raise the national flag",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "line up for admission",
          "start": 26.0,
          "end": 39.0
        },
        {
          "step": "line up for admission",
          "start": 43.0,
          "end": 58.0
        }
      ],
      "target_step": {
        "event": "raise the national flag",
        "start": 67.0,
        "end": 70.0
      }
    }
  },
  {
    "id": "cat4_coin_1751",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1751.mp4",
    "duration": 42.0,
    "question": "Given the steps: (1) pull out a lock lever at bottom of gun, (2) open the lid of new container, (3) put in a new grease container – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pull out a lock lever at bottom of gun",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "open the lid of new container",
          "start": 20.0,
          "end": 22.0
        },
        {
          "step": "put in a new grease container",
          "start": 27.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "open the lid of new container",
        "start": 34.0,
        "end": 40.0
      }
    }
  },
  {
    "id": "cat4_perception_test_2070",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2070.mp4",
    "duration": 18.045,
    "question": "Given the sequence: (1) lifting a crystal glass and placing it back down (2) lifting a crystal glass and placing it back down (3) lifting a crystal glass and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a crystal glass and placing it back down",
          "start": 2.0,
          "end": 4.4637
        },
        {
          "step": "lifting a crystal glass and placing it back down",
          "start": 4.264,
          "end": 6.6944
        },
        {
          "step": "lifting a crystal glass and placing it back down",
          "start": 7.0274,
          "end": 10.4899
        }
      ],
      "target_step": {
        "event": "shuffling crystal glasses",
        "start": 10.9228,
        "end": 16.0167
      }
    }
  },
  {
    "id": "cat4_coin_1583",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1583.mp4",
    "duration": 93.0263,
    "question": "Given the steps: (1) install the new toilet seat, (2) install the new toilet seat, (3) screw on the screws – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "install the new toilet seat",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "install the new toilet seat",
          "start": 50.0,
          "end": 56.0
        },
        {
          "step": "screw on the screws",
          "start": 63.0,
          "end": 73.0
        }
      ],
      "target_step": {
        "event": "screw on the screws",
        "start": 84.0,
        "end": 91.0
      }
    }
  },
  {
    "id": "cat4_coin_1354",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1354.mp4",
    "duration": 19.052,
    "question": "Given the steps: (1) put down the barbell, (2) pull the barbell to the chin, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put down the barbell",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "pull the barbell to the chin",
          "start": 5.0,
          "end": 8.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 9.0,
          "end": 11.0
        }
      ],
      "target_step": {
        "event": "lift the barbell directly over the head",
        "start": 12.0,
        "end": 17.0
      }
    }
  },
  {
    "id": "cat4_coin_0393",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0393.mp4",
    "duration": 34.0006,
    "question": "Given the steps: (1) shake the mixture, (2) pour in after mix it, (3) decorate with fruit – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shake the mixture",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "pour in after mix it",
          "start": 11.0,
          "end": 14.0
        },
        {
          "step": "decorate with fruit",
          "start": 20.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "pour in after mix it",
        "start": 29.0,
        "end": 32.0
      }
    }
  },
  {
    "id": "cat4_coin_1764",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1764.mp4",
    "duration": 51.0506,
    "question": "Given the steps: (1) jack up the car, (2) unscrew the screw, (3) jack up the car – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "jack up the car",
          "start": 2.0,
          "end": 13.0
        },
        {
          "step": "unscrew the screw",
          "start": 28.0,
          "end": 40.0
        },
        {
          "step": "jack up the car",
          "start": 41.0,
          "end": 45.0
        }
      ],
      "target_step": {
        "event": "remove the tire",
        "start": 46.0,
        "end": 49.0
      }
    }
  },
  {
    "id": "cat4_coin_1266",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1266.mp4",
    "duration": 25.0,
    "question": "Given the steps: (1) soak them in water, (2) soak them in water, (3) soak them in water – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "soak them in water",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "soak them in water",
          "start": 8.0,
          "end": 9.0
        },
        {
          "step": "soak them in water",
          "start": 12.0,
          "end": 15.0
        }
      ],
      "target_step": {
        "event": "dry strips",
        "start": 20.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_0600",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0600.mp4",
    "duration": 46.201,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 32.0,
          "end": 34.0
        },
        {
          "step": "do the third jump",
          "start": 35.0,
          "end": 36.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 44.0,
        "end": 45.0
      }
    }
  },
  {
    "id": "cat4_coin_0255",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0255.mp4",
    "duration": 66.032,
    "question": "Given the steps: (1) remove the components of the fixed battery, (2) remove the tape of the fixed battery, (3) remove the components of the fixed battery – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the components of the fixed battery",
          "start": 2.0,
          "end": 19.0
        },
        {
          "step": "remove the tape of the fixed battery",
          "start": 20.0,
          "end": 48.0
        },
        {
          "step": "remove the components of the fixed battery",
          "start": 51.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "remove the tape of the fixed battery",
        "start": 61.0,
        "end": 64.0
      }
    }
  },
  {
    "id": "cat4_coin_0940",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0940.mp4",
    "duration": 84.0746,
    "question": "Given the steps: (1) scratch scales, (2) cut off the tail and fin, (3) cut off the tail and fin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "scratch scales",
          "start": 2.0,
          "end": 20.0
        },
        {
          "step": "cut off the tail and fin",
          "start": 27.0,
          "end": 31.0
        },
        {
          "step": "cut off the tail and fin",
          "start": 46.0,
          "end": 64.0
        }
      ],
      "target_step": {
        "event": "remove the intestines and blood vessels",
        "start": 75.0,
        "end": 82.0
      }
    }
  },
  {
    "id": "cat4_coin_1494",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1494.mp4",
    "duration": 97.0633,
    "question": "Given the steps: (1) put the ingredients into the bowl, (2) cut ingredients, (3) cut ingredients – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the ingredients into the bowl",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "cut ingredients",
          "start": 13.0,
          "end": 20.0
        },
        {
          "step": "cut ingredients",
          "start": 30.0,
          "end": 40.0
        }
      ],
      "target_step": {
        "event": "put the ingredients into the bowl",
        "start": 50.0,
        "end": 95.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4977",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4977.mp4",
    "duration": 10.914,
    "question": "Given the sequence: (1) closing wallet (2) opening backpack (3) putting wallet into backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "closing wallet",
          "start": 2.0,
          "end": 3.3667
        },
        {
          "step": "opening backpack",
          "start": 3.0333,
          "end": 7.0667
        },
        {
          "step": "putting wallet into backpack",
          "start": 7.1,
          "end": 8.3333
        }
      ],
      "target_step": {
        "event": "closing backpack",
        "start": 8.3333,
        "end": 9.8333
      }
    }
  },
  {
    "id": "cat4_coin_1735",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1735.mp4",
    "duration": 52.519,
    "question": "Given the steps: (1) slice the pulp, (2) cut in half, (3) slice the pulp – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "slice the pulp",
          "start": 2.0,
          "end": 17.0
        },
        {
          "step": "cut in half",
          "start": 19.0,
          "end": 22.0
        },
        {
          "step": "slice the pulp",
          "start": 24.0,
          "end": 43.0
        }
      ],
      "target_step": {
        "event": "remove the peel",
        "start": 43.5,
        "end": 50.5
      }
    }
  },
  {
    "id": "cat4_perception_test_4978",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4978.mp4",
    "duration": 14.3327,
    "question": "Given the sequence: (1) taking wallet out of bag (2) opening wallet (3) putting paper into wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking wallet out of bag",
          "start": 1.4769,
          "end": 2.316
        },
        {
          "step": "opening wallet",
          "start": 3.088,
          "end": 3.7258
        },
        {
          "step": "putting paper into wallet",
          "start": 3.9607,
          "end": 10.4053
        }
      ],
      "target_step": {
        "event": "closing wallet",
        "start": 10.6067,
        "end": 12.3186
      }
    }
  },
  {
    "id": "cat4_coin_0689",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0689.mp4",
    "duration": 31.031,
    "question": "Given the steps: (1) aim at the pin, (2) push the pin out, (3) aim at the pin – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "aim at the pin",
          "start": 2.0,
          "end": 7.5
        },
        {
          "step": "push the pin out",
          "start": 8.0,
          "end": 9.5
        },
        {
          "step": "aim at the pin",
          "start": 14.0,
          "end": 24.5
        }
      ],
      "target_step": {
        "event": "push the pin out",
        "start": 25.0,
        "end": 29.0
      }
    }
  },
  {
    "id": "cat4_coin_1563",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1563.mp4",
    "duration": 118.0,
    "question": "Given the steps: (1) ink the marked area, (2) transfer print, (3) transfer print – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "ink the marked area",
          "start": 2.0,
          "end": 30.0
        },
        {
          "step": "transfer print",
          "start": 47.0,
          "end": 51.0
        },
        {
          "step": "transfer print",
          "start": 78.0,
          "end": 82.0
        }
      ],
      "target_step": {
        "event": "transfer print",
        "start": 112.0,
        "end": 116.0
      }
    }
  },
  {
    "id": "cat4_coin_0440",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0440.mp4",
    "duration": 129.0,
    "question": "Given the steps: (1) clean toys and hamster cages, (2) clean toys and hamster cages, (3) clean toys and hamster cages – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clean toys and hamster cages",
          "start": 2.0,
          "end": 26.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 32.0,
          "end": 49.0
        },
        {
          "step": "clean toys and hamster cages",
          "start": 60.0,
          "end": 79.0
        }
      ],
      "target_step": {
        "event": "clean toys and hamster cages",
        "start": 84.0,
        "end": 127.0
      }
    }
  },
  {
    "id": "cat4_coin_0318",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0318.mp4",
    "duration": 148.0,
    "question": "Given the steps: (1) take out the old rubber sleeve from the wiper head, (2) take out the blade from the old rubber sleeve, (3) put the balde into the new rubber sleeve – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the old rubber sleeve from the wiper head",
          "start": 2.0,
          "end": 39.0
        },
        {
          "step": "take out the blade from the old rubber sleeve",
          "start": 43.0,
          "end": 66.0
        },
        {
          "step": "put the balde into the new rubber sleeve",
          "start": 77.0,
          "end": 94.0
        }
      ],
      "target_step": {
        "event": "put the new rubber sleeve into the wiper head",
        "start": 127.0,
        "end": 146.0
      }
    }
  },
  {
    "id": "cat4_coin_1928",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1928.mp4",
    "duration": 23.023,
    "question": "Given the steps: (1) put the ingredients into the bowl, (2) cut ingredients, (3) put the ingredients into the bowl – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put the ingredients into the bowl",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "cut ingredients",
          "start": 7.0,
          "end": 11.0
        },
        {
          "step": "put the ingredients into the bowl",
          "start": 13.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "cut ingredients",
        "start": 19.0,
        "end": 21.0
      }
    }
  },
  {
    "id": "cat4_coin_0865",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0865.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) take out the slice of bread, (2) put a slice of bread in, (3) run the toaster and adjust – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "take out the slice of bread",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "put a slice of bread in",
          "start": 10.0,
          "end": 14.0
        },
        {
          "step": "run the toaster and adjust",
          "start": 15.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "take out the slice of bread",
        "start": 23.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4884",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4884.mp4",
    "duration": 19.0935,
    "question": "Given the sequence: (1) putting coins into wallet (2) putting coins into wallet (3) closing wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting coins into wallet",
          "start": 2.0,
          "end": 5.5677
        },
        {
          "step": "putting coins into wallet",
          "start": 6.1623,
          "end": 10.1595
        },
        {
          "step": "closing wallet",
          "start": 10.1925,
          "end": 13.0665
        }
      ],
      "target_step": {
        "event": "closing wallet",
        "start": 13.0665,
        "end": 17.0306
      }
    }
  },
  {
    "id": "cat4_coin_0569",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0569.mp4",
    "duration": 65.0646,
    "question": "Given the steps: (1) mix the raw materials, (2) add different kinds of ingredients, (3) mix the raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix the raw materials",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "add different kinds of ingredients",
          "start": 19.0,
          "end": 20.0
        },
        {
          "step": "mix the raw materials",
          "start": 21.0,
          "end": 60.0
        }
      ],
      "target_step": {
        "event": "add different kinds of ingredients",
        "start": 61.0,
        "end": 63.0
      }
    }
  },
  {
    "id": "cat4_coin_1206",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1206.mp4",
    "duration": 159.0585,
    "question": "Given the steps: (1) put nicely and align the quilt and the cover, (2) roll the quilt cover and the quilt together, (3) take out the quilt cover from another side – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "put nicely and align the quilt and the cover",
          "start": 2.0,
          "end": 31.0
        },
        {
          "step": "roll the quilt cover and the quilt together",
          "start": 32.0,
          "end": 43.0
        },
        {
          "step": "take out the quilt cover from another side",
          "start": 44.0,
          "end": 78.5
        }
      ],
      "target_step": {
        "event": "put and arrange nicely",
        "start": 79.0,
        "end": 157.0
      }
    }
  },
  {
    "id": "cat4_coin_0919",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0919.mp4",
    "duration": 46.0456,
    "question": "Given the steps: (1) apply the shampoo or hair conditioner, (2) apply the shampoo or hair conditioner, (3) comb the hair with a comb – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "apply the shampoo or hair conditioner",
          "start": 13.0,
          "end": 15.0
        },
        {
          "step": "comb the hair with a comb",
          "start": 16.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "comb the hair with a comb",
        "start": 29.0,
        "end": 44.0
      }
    }
  },
  {
    "id": "cat4_coin_0859",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0859.mp4",
    "duration": 120.0199,
    "question": "Given the steps: (1) pour the ingredients into the bowl, (2) stir the mixture, (3) package and freeze – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pour the ingredients into the bowl",
          "start": 2.0,
          "end": 11.0
        },
        {
          "step": "stir the mixture",
          "start": 12.0,
          "end": 66.0
        },
        {
          "step": "package and freeze",
          "start": 67.0,
          "end": 77.0
        }
      ],
      "target_step": {
        "event": "pour the ingredients into the bowl",
        "start": 104.0,
        "end": 118.0
      }
    }
  },
  {
    "id": "cat4_coin_1436",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1436.mp4",
    "duration": 126.0,
    "question": "Given the steps: (1) remove the old rearview mirror, (2) cut off the electric wire, (3) reconnect the electric wire – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the old rearview mirror",
          "start": 2.0,
          "end": 48.0
        },
        {
          "step": "cut off the electric wire",
          "start": 54.0,
          "end": 61.0
        },
        {
          "step": "reconnect the electric wire",
          "start": 76.0,
          "end": 87.0
        }
      ],
      "target_step": {
        "event": "reinstall the rearview mirror",
        "start": 88.0,
        "end": 124.0
      }
    }
  },
  {
    "id": "cat4_perception_test_5647",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5647.mp4",
    "duration": 11.5314,
    "question": "Given the sequence: (1) holding a spoon in a mug (2) mixing tea leaves with water (3) putting a tea bag into a mug - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a spoon in a mug",
          "start": 2.0,
          "end": 2.8999
        },
        {
          "step": "mixing tea leaves with water",
          "start": 2.0,
          "end": 5.6328
        },
        {
          "step": "putting a tea bag into a mug",
          "start": 5.866,
          "end": 6.7659
        }
      ],
      "target_step": {
        "event": "mixing tea leaves with water",
        "start": 7.0992,
        "end": 9.4988
      }
    }
  },
  {
    "id": "cat4_coin_1330",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1330.mp4",
    "duration": 25.058,
    "question": "Given the steps: (1) lift the barbell directly over the head, (2) lift the barbell directly over the head, (3) lift the barbell directly over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lift the barbell directly over the head",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 14.0,
          "end": 16.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 19.0,
          "end": 21.0
        }
      ],
      "target_step": {
        "event": "stand up with straight legs",
        "start": 22.0,
        "end": 23.0
      }
    }
  },
  {
    "id": "cat4_coin_1466",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1466.mp4",
    "duration": 16.0,
    "question": "Given the steps: (1) pass the basketball into the hole at the first time, (2) dribble in the field, (3) dribble and lay up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pass the basketball into the hole at the first time",
          "start": 2.0,
          "end": 5.5
        },
        {
          "step": "dribble in the field",
          "start": 6.0,
          "end": 8.5
        },
        {
          "step": "dribble and lay up",
          "start": 9.0,
          "end": 12.0
        }
      ],
      "target_step": {
        "event": "dribble in the field",
        "start": 12.5,
        "end": 14.0
      }
    }
  },
  {
    "id": "cat4_coin_0407",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0407.mp4",
    "duration": 37.078,
    "question": "Given the steps: (1) mix raw materials, (2) pour raw materials, (3) mix raw materials – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mix raw materials",
          "start": 2.0,
          "end": 18.0
        },
        {
          "step": "pour raw materials",
          "start": 19.0,
          "end": 25.0
        },
        {
          "step": "mix raw materials",
          "start": 26.0,
          "end": 31.0
        }
      ],
      "target_step": {
        "event": "pour raw materials",
        "start": 32.0,
        "end": 35.0
      }
    }
  },
  {
    "id": "cat4_coin_1149",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1149.mp4",
    "duration": 22.0,
    "question": "Given the steps: (1) stand up with straight legs, (2) lift the barbell directly over the head, (3) lift the barbell from the chin over the head – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "stand up with straight legs",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "lift the barbell directly over the head",
          "start": 12.0,
          "end": 16.0
        },
        {
          "step": "lift the barbell from the chin over the head",
          "start": 17.0,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "put down the barbell",
        "start": 19.0,
        "end": 20.0
      }
    }
  },
  {
    "id": "cat4_coin_0054",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0054.mp4",
    "duration": 35.0,
    "question": "Given the steps: (1) do the third jump, (2) do the first two jumps, (3) do the third jump – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the third jump",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "do the first two jumps",
          "start": 12.0,
          "end": 18.0
        },
        {
          "step": "do the third jump",
          "start": 19.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the first two jumps",
        "start": 28.0,
        "end": 33.0
      }
    }
  },
  {
    "id": "cat4_coin_1034",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1034.mp4",
    "duration": 60.0596,
    "question": "Given the steps: (1) tear off the other side of the sticker, (2) put the sticker on the window, (3) press the sticker – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tear off the other side of the sticker",
          "start": 2.0,
          "end": 15.0
        },
        {
          "step": "put the sticker on the window",
          "start": 17.0,
          "end": 26.0
        },
        {
          "step": "press the sticker",
          "start": 29.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "tear off the other side of the sticker",
        "start": 33.0,
        "end": 58.0
      }
    }
  },
  {
    "id": "cat4_coin_0061",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0061.mp4",
    "duration": 26.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 11.0
        },
        {
          "step": "do the first two jumps",
          "start": 15.0,
          "end": 20.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 21.0,
        "end": 24.0
      }
    }
  },
  {
    "id": "cat4_coin_0065",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0065.mp4",
    "duration": 27.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 7.0
        },
        {
          "step": "do the third jump",
          "start": 8.0,
          "end": 10.0
        },
        {
          "step": "do the first two jumps",
          "start": 17.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_0864",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0864.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) run the toaster and adjust, (2) take out the slice of bread, (3) put a slice of bread in – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "run the toaster and adjust",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "take out the slice of bread",
          "start": 10.0,
          "end": 15.0
        },
        {
          "step": "put a slice of bread in",
          "start": 18.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "run the toaster and adjust",
        "start": 23.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_perception_test_3451",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3451.mp4",
    "duration": 6.237,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 0.792,
          "end": 1.353
        },
        {
          "step": "clapping hands",
          "start": 1.782,
          "end": 2.178
        },
        {
          "step": "clapping hands",
          "start": 2.772,
          "end": 3.267
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 3.828,
        "end": 4.224
      }
    }
  },
  {
    "id": "cat4_coin_1827",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1827.mp4",
    "duration": 75.5088,
    "question": "Given the steps: (1) dig a pit with proper size, (2) fill the tree into the pit, (3) dig a pit with proper size – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dig a pit with proper size",
          "start": 2.0,
          "end": 9.5
        },
        {
          "step": "fill the tree into the pit",
          "start": 10.0,
          "end": 17.0
        },
        {
          "step": "dig a pit with proper size",
          "start": 53.5,
          "end": 59.0
        }
      ],
      "target_step": {
        "event": "fill the tree into the pit",
        "start": 67.5,
        "end": 73.5
      }
    }
  },
  {
    "id": "cat4_coin_1516",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1516.mp4",
    "duration": 24.024,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) tile the wall, (3) wipe adhesive and bedding layer – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "tile the wall",
          "start": 4.5,
          "end": 5.5
        },
        {
          "step": "wipe adhesive and bedding layer",
          "start": 7.5,
          "end": 9.5
        }
      ],
      "target_step": {
        "event": "tile the wall",
        "start": 10.5,
        "end": 22.0
      }
    }
  },
  {
    "id": "cat4_coin_0209",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0209.mp4",
    "duration": 33.033,
    "question": "Given the steps: (1) begin to jump up, (2) begin to run up, (3) begin to jump up – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to jump up",
          "start": 2.0,
          "end": 9.0
        },
        {
          "step": "begin to run up",
          "start": 14.0,
          "end": 19.0
        },
        {
          "step": "begin to jump up",
          "start": 20.0,
          "end": 26.0
        }
      ],
      "target_step": {
        "event": "fall to the ground",
        "start": 29.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_coin_0285",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0285.mp4",
    "duration": 40.0066,
    "question": "Given the steps: (1) remove the light housing or shell and bulb, (2) remove the light housing or shell and bulb, (3) install the bulb and light housing or shell – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "remove the light housing or shell and bulb",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "remove the light housing or shell and bulb",
          "start": 12.0,
          "end": 16.0
        },
        {
          "step": "install the bulb and light housing or shell",
          "start": 22.0,
          "end": 27.0
        }
      ],
      "target_step": {
        "event": "install the bulb and light housing or shell",
        "start": 31.0,
        "end": 38.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1053",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1053.mp4",
    "duration": 15.009,
    "question": "Given the sequence: (1) pouring water from kettle into glass (2) moving eggshell to plate (3) moving salt container - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring water from kettle into glass",
          "start": 2.0,
          "end": 7.691
        },
        {
          "step": "moving eggshell to plate",
          "start": 7.9239,
          "end": 9.1553
        },
        {
          "step": "moving salt container",
          "start": 8.4564,
          "end": 9.1553
        }
      ],
      "target_step": {
        "event": "putting salt into bowl",
        "start": 9.4548,
        "end": 12.9825
      }
    }
  },
  {
    "id": "cat4_coin_0563",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0563.mp4",
    "duration": 28.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 5.0
        },
        {
          "step": "do the third jump",
          "start": 6.0,
          "end": 7.0
        },
        {
          "step": "do the first two jumps",
          "start": 23.0,
          "end": 24.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 25.0,
        "end": 26.0
      }
    }
  },
  {
    "id": "cat4_coin_1518",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_1518.mp4",
    "duration": 45.0446,
    "question": "Given the steps: (1) wipe adhesive and bedding layer, (2) tile the wall, (3) cut tiles – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "wipe adhesive and bedding layer",
          "start": 2.0,
          "end": 4.0
        },
        {
          "step": "tile the wall",
          "start": 5.0,
          "end": 16.5
        },
        {
          "step": "cut tiles",
          "start": 24.0,
          "end": 32.0
        }
      ],
      "target_step": {
        "event": "tile the wall",
        "start": 33.0,
        "end": 43.0
      }
    }
  },
  {
    "id": "cat4_coin_0051",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0051.mp4",
    "duration": 27.0,
    "question": "Given the steps: (1) do the first two jumps, (2) do the third jump, (3) do the first two jumps – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "do the first two jumps",
          "start": 2.0,
          "end": 6.0
        },
        {
          "step": "do the third jump",
          "start": 7.0,
          "end": 9.0
        },
        {
          "step": "do the first two jumps",
          "start": 17.0,
          "end": 22.0
        }
      ],
      "target_step": {
        "event": "do the third jump",
        "start": 23.0,
        "end": 25.0
      }
    }
  },
  {
    "id": "cat4_coin_0228",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_coin_0228.mp4",
    "duration": 33.033,
    "question": "Given the steps: (1) begin to run up, (2) begin to jump up, (3) fall to the ground – what step comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "begin to run up",
          "start": 2.0,
          "end": 8.0
        },
        {
          "step": "begin to jump up",
          "start": 9.0,
          "end": 17.0
        },
        {
          "step": "fall to the ground",
          "start": 21.0,
          "end": 23.0
        }
      ],
      "target_step": {
        "event": "begin to run up",
        "start": 25.0,
        "end": 31.0
      }
    }
  },
  {
    "id": "cat4_perception_test_1054",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1054.mp4",
    "duration": 11.995,
    "question": "Given the sequence: (1) moving a glass kettle (2) moving a glass bowl (3) putting salt into a bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a glass kettle",
          "start": 2.0,
          "end": 3.2314
        },
        {
          "step": "moving a glass bowl",
          "start": 2.5325,
          "end": 3.2314
        },
        {
          "step": "putting salt into a bowl",
          "start": 3.5309,
          "end": 7.0586
        }
      ],
      "target_step": {
        "event": "mixing eggs with a fork",
        "start": 6.7258,
        "end": 11.9509
      }
    }
  },
  {
    "id": "cat4_perception_test_3727",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3727.mp4",
    "duration": 12.226,
    "question": "Given the sequence: (1) holding a bottle of glue (2) juggling a bottle of glue and a hair dryer (3) turning on a hair dryer - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a bottle of glue",
          "start": 2.0,
          "end": 2.4664
        },
        {
          "step": "juggling a bottle of glue and a hair dryer",
          "start": 4.1654,
          "end": 7.0636
        },
        {
          "step": "turning on a hair dryer",
          "start": 7.1303,
          "end": 8.5294
        }
      ],
      "target_step": {
        "event": "turning off a hair dryer",
        "start": 8.6294,
        "end": 10.1951
      }
    }
  },
  {
    "id": "cat4_perception_test_1843",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1843.mp4",
    "duration": 10.439,
    "question": "Given the sequence: (1) putting a book into a backpack (2) putting a cloth into a backpack (3) moving a sweater around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a book into a backpack",
          "start": 2.0,
          "end": 3.0996
        },
        {
          "step": "putting a cloth into a backpack",
          "start": 3.8993,
          "end": 5.8653
        },
        {
          "step": "moving a sweater around",
          "start": 6.0985,
          "end": 6.5317
        }
      ],
      "target_step": {
        "event": "closing a backpack",
        "start": 6.9649,
        "end": 10.397
      }
    }
  },
  {
    "id": "cat4_perception_test_0984",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0984.mp4",
    "duration": 10.6333,
    "question": "Given the sequence: (1) opening egg carton (2) taking egg out of carton (3) closing egg carton - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening egg carton",
          "start": 2.0,
          "end": 3.2333
        },
        {
          "step": "taking egg out of carton",
          "start": 3.5333,
          "end": 4.4
        },
        {
          "step": "closing egg carton",
          "start": 4.3667,
          "end": 4.8667
        }
      ],
      "target_step": {
        "event": "breaking egg into bowl",
        "start": 4.6333,
        "end": 8.6333
      }
    }
  },
  {
    "id": "cat4_perception_test_0167",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0167.mp4",
    "duration": 21.1882,
    "question": "Given the sequence: (1) putting tea bag into cup (2) pouring water from kettle into cup (3) mixing tea with spoon - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tea bag into cup",
          "start": 2.0,
          "end": 5.0365
        },
        {
          "step": "pouring water from kettle into cup",
          "start": 5.3702,
          "end": 11.4766
        },
        {
          "step": "mixing tea with spoon",
          "start": 11.877,
          "end": 17.1826
        }
      ],
      "target_step": {
        "event": "hitting cup with spoon",
        "start": 17.3494,
        "end": 19.1513
      }
    }
  },
  {
    "id": "cat4_perception_test_0012",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0012.mp4",
    "duration": 14.6491,
    "question": "Given the sequence: (1) taking tea bag out of packet (2) putting tea bag into cup (3) moving tea bag around in cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking tea bag out of packet",
          "start": 2.0,
          "end": 6.605
        },
        {
          "step": "putting tea bag into cup",
          "start": 6.6718,
          "end": 10.0421
        },
        {
          "step": "moving tea bag around in cup",
          "start": 10.843,
          "end": 11.477
        }
      ],
      "target_step": {
        "event": "turning off kettle",
        "start": 11.7106,
        "end": 12.6116
      }
    }
  },
  {
    "id": "cat4_perception_test_0313",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0313.mp4",
    "duration": 14.6052,
    "question": "Given the sequence: (1) tearing lettuce into pieces (2) tearing lettuce into pieces (3) tearing lettuce into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing lettuce into pieces",
          "start": 2.0,
          "end": 3.4372
        },
        {
          "step": "tearing lettuce into pieces",
          "start": 3.6377,
          "end": 6.3115
        },
        {
          "step": "tearing lettuce into pieces",
          "start": 6.4786,
          "end": 8.6845
        }
      ],
      "target_step": {
        "event": "putting sliced cucumbers on top of salad",
        "start": 9.119,
        "end": 12.5615
      }
    }
  },
  {
    "id": "cat4_perception_test_4287",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4287.mp4",
    "duration": 20.3617,
    "question": "Given the sequence: (1) dropping orange cloth on top of foil (2) dropping foil on top of orange cloth (3) moving chair around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping orange cloth on top of foil",
          "start": 2.0,
          "end": 4.387
        },
        {
          "step": "dropping foil on top of orange cloth",
          "start": 4.2423,
          "end": 6.0868
        },
        {
          "step": "moving chair around",
          "start": 9.7757,
          "end": 14.7667
        }
      ],
      "target_step": {
        "event": "trying to close door but something prevents that",
        "start": 16.2495,
        "end": 18.3471
      }
    }
  },
  {
    "id": "cat4_perception_test_1712",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1712.mp4",
    "duration": 21.1875,
    "question": "Given the sequence: (1) drawing a circle on a piece of paper (2) drawing a triangle on a piece of paper (3) showing a piece of paper with drawings to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drawing a circle on a piece of paper",
          "start": 2.0,
          "end": 4.8695
        },
        {
          "step": "drawing a triangle on a piece of paper",
          "start": 4.9696,
          "end": 11.4761
        },
        {
          "step": "showing a piece of paper with drawings to the camera",
          "start": 11.8765,
          "end": 17.0484
        }
      ],
      "target_step": {
        "event": "putting a red bottle cap on top of a piece of paper",
        "start": 17.9159,
        "end": 19.1505
      }
    }
  },
  {
    "id": "cat4_perception_test_4670",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4670.mp4",
    "duration": 9.2608,
    "question": "Given the sequence: (1) tearing a white paper into pieces (2) tearing a white paper into pieces (3) tearing a white paper into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing a white paper into pieces",
          "start": 0.4394,
          "end": 2.0617
        },
        {
          "step": "tearing a white paper into pieces",
          "start": 2.0955,
          "end": 3.5151
        },
        {
          "step": "tearing a white paper into pieces",
          "start": 4.1911,
          "end": 5.9486
        }
      ],
      "target_step": {
        "event": "tearing a white paper into pieces",
        "start": 6.5232,
        "end": 7.233
      }
    }
  },
  {
    "id": "cat4_perception_test_6115",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6115.mp4",
    "duration": 15.4184,
    "question": "Given the sequence: (1) drawing a circle on a piece of paper (2) drawing a hexagon on a piece of paper (3) covering a paper with a hand - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drawing a circle on a piece of paper",
          "start": 2.0,
          "end": 3.4985
        },
        {
          "step": "drawing a hexagon on a piece of paper",
          "start": 3.5651,
          "end": 7.5613
        },
        {
          "step": "covering a paper with a hand",
          "start": 7.7278,
          "end": 9.2263
        }
      ],
      "target_step": {
        "event": "showing a paper with drawings to the camera",
        "start": 9.526,
        "end": 13.389
      }
    }
  },
  {
    "id": "cat4_perception_test_6938",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6938.mp4",
    "duration": 12.4986,
    "question": "Given the sequence: (1) shuffling red-backed playing cards (2) putting a red-backed playing card on top of another (3) putting a red-backed playing card on top of another - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling red-backed playing cards",
          "start": 2.0,
          "end": 8.048
        },
        {
          "step": "putting a red-backed playing card on top of another",
          "start": 8.1488,
          "end": 8.5184
        },
        {
          "step": "putting a red-backed playing card on top of another",
          "start": 9.1904,
          "end": 9.56
        }
      ],
      "target_step": {
        "event": "putting a red-backed playing card on top of another",
        "start": 10.0976,
        "end": 10.4336
      }
    }
  },
  {
    "id": "cat4_perception_test_6638",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6638.mp4",
    "duration": 12.8,
    "question": "Given the sequence: (1) opening a blue backpack (2) putting a manga book into the backpack (3) holding a book titled 'The Secret of the Irish Castle' - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a blue backpack",
          "start": 2.0,
          "end": 4.7333
        },
        {
          "step": "putting a manga book into the backpack",
          "start": 5.2333,
          "end": 8.2667
        },
        {
          "step": "holding a book titled 'The Secret of the Irish Castle'",
          "start": 9.2,
          "end": 10.4
        }
      ],
      "target_step": {
        "event": "opening a canvas tote bag",
        "start": 10.6,
        "end": 10.8
      }
    }
  },
  {
    "id": "cat4_perception_test_4295",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4295.mp4",
    "duration": 16.2078,
    "question": "Given the sequence: (1) putting laptop on top of floor (2) trying to close laptop but something prevents that (3) moving laptop around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting laptop on top of floor",
          "start": 2.0,
          "end": 4.6283
        },
        {
          "step": "trying to close laptop but something prevents that",
          "start": 4.7631,
          "end": 8.1664
        },
        {
          "step": "moving laptop around",
          "start": 8.2675,
          "end": 9.649
        }
      ],
      "target_step": {
        "event": "putting potted plant on top of floor",
        "start": 13.2208,
        "end": 14.198
      }
    }
  },
  {
    "id": "cat4_perception_test_7018",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_7018.mp4",
    "duration": 6.8247,
    "question": "Given the sequence: (1) moving letter 'a' around (2) putting letter 'b' on top of table (3) moving letter 'c' around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving letter 'a' around",
          "start": 2.0,
          "end": 2.2663
        },
        {
          "step": "putting letter 'b' on top of table",
          "start": 3.1985,
          "end": 3.831
        },
        {
          "step": "moving letter 'c' around",
          "start": 4.0641,
          "end": 4.2638
        }
      ],
      "target_step": {
        "event": "moving letter 'c' around",
        "start": 4.5301,
        "end": 4.7965
      }
    }
  },
  {
    "id": "cat4_perception_test_1713",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1713.mp4",
    "duration": 21.6213,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) showing something to the camera (3) putting something on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 8.5065
        },
        {
          "step": "showing something to the camera",
          "start": 8.9069,
          "end": 14.0787
        },
        {
          "step": "putting something on top of something",
          "start": 14.9463,
          "end": 16.1808
        }
      ],
      "target_step": {
        "event": "putting something on top of something",
        "start": 18.383,
        "end": 19.5842
      }
    }
  },
  {
    "id": "cat4_perception_test_1702",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1702.mp4",
    "duration": 16.6163,
    "question": "Given the sequence: (1) showing a paper with drawings to the camera (2) holding a paper with drawings (3) putting a blue bottle cap on top of a paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a paper with drawings to the camera",
          "start": 2.0,
          "end": 7.4388
        },
        {
          "step": "holding a paper with drawings",
          "start": 2.0,
          "end": 7.3387
        },
        {
          "step": "putting a blue bottle cap on top of a paper",
          "start": 9.2406,
          "end": 10.2749
        }
      ],
      "target_step": {
        "event": "putting a yellow sticky note on top of a paper",
        "start": 12.644,
        "end": 14.5792
      }
    }
  },
  {
    "id": "cat4_perception_test_5653",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5653.mp4",
    "duration": 17.68,
    "question": "Given the sequence: (1) pouring water from kettle into cup (2) putting sugar into cup (3) putting sugar into cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring water from kettle into cup",
          "start": 2.0,
          "end": 9.991
        },
        {
          "step": "putting sugar into cup",
          "start": 10.6902,
          "end": 11.9554
        },
        {
          "step": "putting sugar into cup",
          "start": 11.9887,
          "end": 14.0198
        }
      ],
      "target_step": {
        "event": "putting sugar into cup",
        "start": 14.053,
        "end": 15.6512
      }
    }
  },
  {
    "id": "cat4_perception_test_2591",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2591.mp4",
    "duration": 18.109,
    "question": "Given the sequence: (1) pouring water from a plastic bottle into a glass (2) pouring water from a plastic bottle into a glass (3) pouring water from a plastic bottle into a glass - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 0.7989,
          "end": 4.5606
        },
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 5.1931,
          "end": 9.5207
        },
        {
          "step": "pouring water from a plastic bottle into a glass",
          "start": 9.9534,
          "end": 12.2837
        }
      ],
      "target_step": {
        "event": "pouring water from a glass into a glass",
        "start": 12.8163,
        "end": 16.0786
      }
    }
  },
  {
    "id": "cat4_perception_test_1794",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1794.mp4",
    "duration": 12.5463,
    "question": "Given the sequence: (1) putting headphones into bag (2) putting sunscreen on tablet (3) putting tablet into bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting headphones into bag",
          "start": 2.0,
          "end": 3.6017
        },
        {
          "step": "putting sunscreen on tablet",
          "start": 4.0021,
          "end": 5.6038
        },
        {
          "step": "putting tablet into bag",
          "start": 6.2378,
          "end": 7.9063
        }
      ],
      "target_step": {
        "event": "putting book into bag",
        "start": 8.2733,
        "end": 10.509
      }
    }
  },
  {
    "id": "cat4_perception_test_4443",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4443.mp4",
    "duration": 9.326,
    "question": "Given the sequence: (1) putting a black mouse into a red box (2) putting a white brush into a red box (3) putting a black watch into a red box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a black mouse into a red box",
          "start": 2.0,
          "end": 3.4349
        },
        {
          "step": "putting a white brush into a red box",
          "start": 3.8353,
          "end": 4.803
        },
        {
          "step": "putting a black watch into a red box",
          "start": 4.4026,
          "end": 5.3369
        }
      ],
      "target_step": {
        "event": "covering a red box with a red lid",
        "start": 5.7374,
        "end": 7.7729
      }
    }
  },
  {
    "id": "cat4_perception_test_2518",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2518.mp4",
    "duration": 14.866,
    "question": "Given the sequence: (1) holding a coin in a state (2) lifting a cup and placing it back down (3) shuffling two cups - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a coin in a state",
          "start": 2.0,
          "end": 3.5667
        },
        {
          "step": "lifting a cup and placing it back down",
          "start": 2.1667,
          "end": 3.5667
        },
        {
          "step": "shuffling two cups",
          "start": 3.6,
          "end": 11.1
        }
      ],
      "target_step": {
        "event": "lifting a cup and placing it back down",
        "start": 11.1,
        "end": 12.8667
      }
    }
  },
  {
    "id": "cat4_perception_test_4054",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4054.mp4",
    "duration": 22.6185,
    "question": "Given the sequence: (1) showing a white pen to the camera (2) showing a pink pen to the camera (3) showing an orange pen to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a white pen to the camera",
          "start": 2.0,
          "end": 6.5037
        },
        {
          "step": "showing a pink pen to the camera",
          "start": 8.2718,
          "end": 12.542
        },
        {
          "step": "showing an orange pen to the camera",
          "start": 14.3768,
          "end": 18.747
        }
      ],
      "target_step": {
        "event": "lifting a yellow cup and placing it back down",
        "start": 19.481,
        "end": 20.5819
      }
    }
  },
  {
    "id": "cat4_perception_test_3915",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3915.mp4",
    "duration": 21.2847,
    "question": "Given the sequence: (1) showing a red book to the camera (2) showing a red book to the camera (3) showing a red book to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a red book to the camera",
          "start": 2.0,
          "end": 3.9381
        },
        {
          "step": "showing a red book to the camera",
          "start": 6.7449,
          "end": 9.1174
        },
        {
          "step": "showing a red book to the camera",
          "start": 11.824,
          "end": 14.8982
        }
      ],
      "target_step": {
        "event": "showing a red book to the camera",
        "start": 16.7026,
        "end": 19.2421
      }
    }
  },
  {
    "id": "cat4_perception_test_3393",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3393.mp4",
    "duration": 9.612,
    "question": "Given the sequence: (1) putting cherry tomatoes into a plastic bag (2) taking coins out of a bowl (3) moving coins around on a table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cherry tomatoes into a plastic bag",
          "start": 2.0,
          "end": 3.1342
        },
        {
          "step": "taking coins out of a bowl",
          "start": 3.668,
          "end": 6.7704
        },
        {
          "step": "moving coins around on a table",
          "start": 7.1707,
          "end": 7.3709
        }
      ],
      "target_step": {
        "event": "turning off a hair dryer",
        "start": 8.8053,
        "end": 8.9387
      }
    }
  },
  {
    "id": "cat4_perception_test_6611",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6611.mp4",
    "duration": 15.8986,
    "question": "Given the sequence: (1) opening a book (2) putting a book into a red bag (3) closing a book - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a book",
          "start": 2.0,
          "end": 4.5719
        },
        {
          "step": "putting a book into a red bag",
          "start": 5.6408,
          "end": 9.4485
        },
        {
          "step": "closing a book",
          "start": 8.5467,
          "end": 9.8493
        }
      ],
      "target_step": {
        "event": "putting a book into a red bag",
        "start": 9.8827,
        "end": 13.8575
      }
    }
  },
  {
    "id": "cat4_perception_test_1089",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1089.mp4",
    "duration": 10.4983,
    "question": "Given the sequence: (1) juggling playing cards (2) putting playing cards on the table (3) putting playing cards on the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "juggling playing cards",
          "start": 0.8665,
          "end": 5.8991
        },
        {
          "step": "putting playing cards on the table",
          "start": 5.9324,
          "end": 6.7989
        },
        {
          "step": "putting playing cards on the table",
          "start": 6.8322,
          "end": 7.5655
        }
      ],
      "target_step": {
        "event": "putting playing cards on the table",
        "start": 7.5988,
        "end": 8.4653
      }
    }
  },
  {
    "id": "cat4_perception_test_0982",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0982.mp4",
    "duration": 24.899,
    "question": "Given the sequence: (1) breaking an egg (2) putting egg into a bowl (3) putting salt into a bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "breaking an egg",
          "start": 2.0,
          "end": 5.0943
        },
        {
          "step": "putting egg into a bowl",
          "start": 3.963,
          "end": 9.7191
        },
        {
          "step": "putting salt into a bowl",
          "start": 9.8522,
          "end": 15.5749
        }
      ],
      "target_step": {
        "event": "mixing egg with a fork",
        "start": 15.0759,
        "end": 24.8578
      }
    }
  },
  {
    "id": "cat4_perception_test_0411",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0411.mp4",
    "duration": 11.902,
    "question": "Given the sequence: (1) putting lettuce on top of salad (2) putting tomato on top of salad (3) putting cucumber on top of salad - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce on top of salad",
          "start": 2.0,
          "end": 2.9669
        },
        {
          "step": "putting tomato on top of salad",
          "start": 3.3669,
          "end": 4.4672
        },
        {
          "step": "putting cucumber on top of salad",
          "start": 4.8339,
          "end": 6.0341
        }
      ],
      "target_step": {
        "event": "hitting plastic container against hand",
        "start": 6.5676,
        "end": 9.8682
      }
    }
  },
  {
    "id": "cat4_perception_test_0106",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0106.mp4",
    "duration": 21.3361,
    "question": "Given the sequence: (1) opening a green box (2) putting a tea bag into a white cup (3) pouring water from a black kettle into a cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a green box",
          "start": 1.4646,
          "end": 4.2939
        },
        {
          "step": "putting a tea bag into a white cup",
          "start": 4.5934,
          "end": 8.2881
        },
        {
          "step": "pouring water from a black kettle into a cup",
          "start": 8.6543,
          "end": 17.7413
        }
      ],
      "target_step": {
        "event": "putting a tomato into a glass",
        "start": 18.1407,
        "end": 19.3057
      }
    }
  },
  {
    "id": "cat4_perception_test_4812",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4812.mp4",
    "duration": 17.2178,
    "question": "Given the sequence: (1) indicating a region with the hand (2) putting an apple on top of the table (3) putting a white cup on top of the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "indicating a region with the hand",
          "start": 2.0,
          "end": 4.8308
        },
        {
          "step": "putting an apple on top of the table",
          "start": 7.1287,
          "end": 7.8281
        },
        {
          "step": "putting a white cup on top of the table",
          "start": 10.2925,
          "end": 11.5914
        }
      ],
      "target_step": {
        "event": "putting a camouflage cloth on top of the table",
        "start": 14.2556,
        "end": 15.1881
      }
    }
  },
  {
    "id": "cat4_perception_test_5554",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5554.mp4",
    "duration": 15.4,
    "question": "Given the sequence: (1) putting magazine on top of vase (2) putting yogurt cup on top of magazine (3) moving magazine and yogurt cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting magazine on top of vase",
          "start": 2.0,
          "end": 5.6333
        },
        {
          "step": "putting yogurt cup on top of magazine",
          "start": 6.2667,
          "end": 8.9667
        },
        {
          "step": "moving magazine and yogurt cup",
          "start": 10.2667,
          "end": 13.3667
        }
      ],
      "target_step": {
        "event": "moving magazine and yogurt cup",
        "start": 10.5,
        "end": 13.4
      }
    }
  },
  {
    "id": "cat4_perception_test_4766",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4766.mp4",
    "duration": 8.4445,
    "question": "Given the sequence: (1) moving red pencil around (2) moving red pencil around (3) moving red pencil around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving red pencil around",
          "start": 2.0,
          "end": 2.9796
        },
        {
          "step": "moving red pencil around",
          "start": 3.4524,
          "end": 4.1956
        },
        {
          "step": "moving red pencil around",
          "start": 5.2764,
          "end": 5.7156
        }
      ],
      "target_step": {
        "event": "moving red pencil around",
        "start": 6.0196,
        "end": 6.4249
      }
    }
  },
  {
    "id": "cat4_perception_test_6066",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6066.mp4",
    "duration": 10.4653,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) writing or drawing something on a piece of paper (3) writing or drawing something on a piece of paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 3.6664
        },
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 3.6998,
          "end": 4.9329
        },
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 4.9662,
          "end": 5.6328
        }
      ],
      "target_step": {
        "event": "writing or drawing something on a piece of paper",
        "start": 5.6661,
        "end": 8.4324
      }
    }
  },
  {
    "id": "cat4_perception_test_1656",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1656.mp4",
    "duration": 15.6517,
    "question": "Given the sequence: (1) drawing a heart on a piece of paper (2) drawing a triangle on a piece of paper (3) drawing a circle on a piece of paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "drawing a heart on a piece of paper",
          "start": 2.0,
          "end": 3.8395
        },
        {
          "step": "drawing a triangle on a piece of paper",
          "start": 3.8729,
          "end": 4.7425
        },
        {
          "step": "drawing a circle on a piece of paper",
          "start": 4.9766,
          "end": 6.0803
        }
      ],
      "target_step": {
        "event": "showing a piece of paper with drawings to the camera",
        "start": 6.1806,
        "end": 13.6054
      }
    }
  },
  {
    "id": "cat4_perception_test_6567",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6567.mp4",
    "duration": 15.1881,
    "question": "Given the sequence: (1) putting a safety pin into a pink wallet (2) putting a white paper into a pink wallet (3) closing a pink wallet - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a safety pin into a pink wallet",
          "start": 2.0,
          "end": 3.1761
        },
        {
          "step": "putting a white paper into a pink wallet",
          "start": 3.781,
          "end": 7.3429
        },
        {
          "step": "closing a pink wallet",
          "start": 7.3765,
          "end": 11.0393
        }
      ],
      "target_step": {
        "event": "opening a blue handbag",
        "start": 11.0729,
        "end": 13.1227
      }
    }
  },
  {
    "id": "cat4_perception_test_3131",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3131.mp4",
    "duration": 8.3607,
    "question": "Given the sequence: (1) moving object(s) around (2) moving object(s) around (3) browsing through something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving object(s) around",
          "start": 2.0,
          "end": 2.5017
        },
        {
          "step": "moving object(s) around",
          "start": 2.0669,
          "end": 2.602
        },
        {
          "step": "browsing through something",
          "start": 2.7358,
          "end": 4.4414
        }
      ],
      "target_step": {
        "event": "turning something on",
        "start": 5.0434,
        "end": 6.3143
      }
    }
  },
  {
    "id": "cat4_perception_test_5502",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5502.mp4",
    "duration": 18.0655,
    "question": "Given the sequence: (1) putting egg on top of book (2) lifting book and placing it back down (3) putting egg on top of book - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting egg on top of book",
          "start": 1.3999,
          "end": 3.5664
        },
        {
          "step": "lifting book and placing it back down",
          "start": 6.4329,
          "end": 7.4995
        },
        {
          "step": "putting egg on top of book",
          "start": 9.1994,
          "end": 12.3992
        }
      ],
      "target_step": {
        "event": "lifting book and placing it back down",
        "start": 15.499,
        "end": 16.0323
      }
    }
  },
  {
    "id": "cat4_perception_test_3916",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3916.mp4",
    "duration": 21.156,
    "question": "Given the sequence: (1) showing a book to the camera (2) showing a book to the camera (3) showing a book to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a book to the camera",
          "start": 2.0,
          "end": 4.3725
        },
        {
          "step": "showing a book to the camera",
          "start": 7.0791,
          "end": 10.1533
        },
        {
          "step": "showing a book to the camera",
          "start": 11.9577,
          "end": 14.4972
        }
      ],
      "target_step": {
        "event": "showing a book to the camera",
        "start": 17.4711,
        "end": 20.2112
      }
    }
  },
  {
    "id": "cat4_perception_test_1660",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1660.mp4",
    "duration": 8.5614,
    "question": "Given the sequence: (1) putting blue sponge on top of board (2) putting orange sponge on top of board (3) putting heart sponge on top of board - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting blue sponge on top of board",
          "start": 2.0,
          "end": 3.0033
        },
        {
          "step": "putting orange sponge on top of board",
          "start": 3.1037,
          "end": 3.6388
        },
        {
          "step": "putting heart sponge on top of board",
          "start": 4.4749,
          "end": 5.4114
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 5.4783,
        "end": 6.5151
      }
    }
  },
  {
    "id": "cat4_perception_test_2580",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2580.mp4",
    "duration": 24.3,
    "question": "Given the sequence: (1) pouring water from a red cup into a glass mug (2) pouring water from a red cup into a glass mug (3) pouring water from a red cup into a glass mug - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring water from a red cup into a glass mug",
          "start": 1.8333,
          "end": 6.8
        },
        {
          "step": "pouring water from a red cup into a glass mug",
          "start": 7.6333,
          "end": 11.7667
        },
        {
          "step": "pouring water from a red cup into a glass mug",
          "start": 12.7667,
          "end": 18.0
        }
      ],
      "target_step": {
        "event": "showing a glass pitcher to the camera",
        "start": 18.0333,
        "end": 22.3
      }
    }
  },
  {
    "id": "cat4_perception_test_0652",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0652.mp4",
    "duration": 11.9829,
    "question": "Given the sequence: (1) putting cheese on bread (2) putting ham on cheese (3) putting lettuce on ham - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cheese on bread",
          "start": 2.0,
          "end": 3.1413
        },
        {
          "step": "putting ham on cheese",
          "start": 3.3762,
          "end": 4.9539
        },
        {
          "step": "putting lettuce on ham",
          "start": 5.3567,
          "end": 8.3777
        }
      ],
      "target_step": {
        "event": "putting bread on lettuce",
        "start": 8.277,
        "end": 9.9217
      }
    }
  },
  {
    "id": "cat4_perception_test_0420",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0420.mp4",
    "duration": 10.9512,
    "question": "Given the sequence: (1) putting tomato on top of salad (2) putting cucumber on top of salad (3) opening small metal container - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tomato on top of salad",
          "start": 2.0,
          "end": 3.4691
        },
        {
          "step": "putting cucumber on top of salad",
          "start": 3.8698,
          "end": 4.8714
        },
        {
          "step": "opening small metal container",
          "start": 5.6393,
          "end": 6.1068
        }
      ],
      "target_step": {
        "event": "spooning yellow powder from container",
        "start": 5.6393,
        "end": 8.9114
      }
    }
  },
  {
    "id": "cat4_perception_test_2060",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2060.mp4",
    "duration": 11.296,
    "question": "Given the sequence: (1) shuffling coins (2) moving object(s) around (3) lifting something and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling coins",
          "start": 2.0,
          "end": 4.8742
        },
        {
          "step": "moving object(s) around",
          "start": 5.2753,
          "end": 5.7097
        },
        {
          "step": "lifting something and placing it back down",
          "start": 6.1776,
          "end": 7.715
        }
      ],
      "target_step": {
        "event": "lifting something and placing it back down",
        "start": 8.1495,
        "end": 9.2524
      }
    }
  },
  {
    "id": "cat4_perception_test_2126",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2126.mp4",
    "duration": 12.272,
    "question": "Given the sequence: (1) shuffling three upside-down cups (2) lifting a white cup and placing it back down (3) lifting a white cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "shuffling three upside-down cups",
          "start": 2.0,
          "end": 4.1326
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 4.7657,
          "end": 6.5984
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 6.9316,
          "end": 8.8976
        }
      ],
      "target_step": {
        "event": "lifting a white cup and placing it back down",
        "start": 9.5974,
        "end": 11.73
      }
    }
  },
  {
    "id": "cat4_perception_test_2156",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2156.mp4",
    "duration": 18.1778,
    "question": "Given the sequence: (1) lifting a white cup and placing it back down (2) lifting a white cup and placing it back down (3) shuffling three white cups - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a white cup and placing it back down",
          "start": 2.0,
          "end": 3.6374
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 4.2054,
          "end": 6.3106
        },
        {
          "step": "shuffling three white cups",
          "start": 7.0123,
          "end": 12.292
        }
      ],
      "target_step": {
        "event": "lifting a white cup and placing it back down",
        "start": 14.0965,
        "end": 16.1348
      }
    }
  },
  {
    "id": "cat4_perception_test_5184",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5184.mp4",
    "duration": 5.866,
    "question": "Given the sequence: (1) moving cardboard object around (2) pushing cardboard object (3) moving cardboard object around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving cardboard object around",
          "start": 2.0,
          "end": 2.3333
        },
        {
          "step": "pushing cardboard object",
          "start": 2.3333,
          "end": 2.8
        },
        {
          "step": "moving cardboard object around",
          "start": 2.8,
          "end": 3.2667
        }
      ],
      "target_step": {
        "event": "moving cardboard object around",
        "start": 3.5667,
        "end": 3.8667
      }
    }
  },
  {
    "id": "cat4_perception_test_4442",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4442.mp4",
    "duration": 7.4742,
    "question": "Given the sequence: (1) putting a black mouse into a box (2) putting a red mouse into a box (3) putting a bottle into a box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a black mouse into a box",
          "start": 2.0,
          "end": 3.535
        },
        {
          "step": "putting a red mouse into a box",
          "start": 2.1001,
          "end": 3.535
        },
        {
          "step": "putting a bottle into a box",
          "start": 3.9354,
          "end": 4.9031
        }
      ],
      "target_step": {
        "event": "putting a watch into a box",
        "start": 4.5027,
        "end": 5.4371
      }
    }
  },
  {
    "id": "cat4_perception_test_3556",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3556.mp4",
    "duration": 12.872,
    "question": "Given the sequence: (1) moving hair dryer and charger (2) moving white phone (3) moving purple screwdriver - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving hair dryer and charger",
          "start": 2.0,
          "end": 3.4891
        },
        {
          "step": "moving white phone",
          "start": 4.151,
          "end": 5.8386
        },
        {
          "step": "moving purple screwdriver",
          "start": 6.5005,
          "end": 7.6256
        }
      ],
      "target_step": {
        "event": "turning on hair dryer",
        "start": 9.578,
        "end": 10.8686
      }
    }
  },
  {
    "id": "cat4_perception_test_1659",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1659.mp4",
    "duration": 16.2537,
    "question": "Given the sequence: (1) showing a paper with red drawings to the camera (2) putting a blue circular sponge on top of a wooden board (3) putting an orange bookmark-shaped sponge on top of a wooden board - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a paper with red drawings to the camera",
          "start": 2.0,
          "end": 9.4248
        },
        {
          "step": "putting a blue circular sponge on top of a wooden board",
          "start": 10.796,
          "end": 11.7994
        },
        {
          "step": "putting an orange bookmark-shaped sponge on top of a wooden board",
          "start": 11.8997,
          "end": 12.4348
        }
      ],
      "target_step": {
        "event": "putting a blue heart-shaped sponge on top of a wooden board",
        "start": 13.2709,
        "end": 14.2074
      }
    }
  },
  {
    "id": "cat4_perception_test_5810",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5810.mp4",
    "duration": 6.9688,
    "question": "Given the sequence: (1) tearing green leaves into pieces (2) putting torn leaves into a white bowl (3) tearing green leaves into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing green leaves into pieces",
          "start": 1.8005,
          "end": 3.3343
        },
        {
          "step": "putting torn leaves into a white bowl",
          "start": 3.3677,
          "end": 3.7678
        },
        {
          "step": "tearing green leaves into pieces",
          "start": 4.4347,
          "end": 4.6681
        }
      ],
      "target_step": {
        "event": "putting torn leaves into a white bowl",
        "start": 4.7347,
        "end": 4.9681
      }
    }
  },
  {
    "id": "cat4_perception_test_2970",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2970.mp4",
    "duration": 28.9876,
    "question": "Given the sequence: (1) opening a silver bottle (2) pouring water from a silver bottle into a glass (3) covering a silver bottle with its cap - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a silver bottle",
          "start": 2.0,
          "end": 7.871
        },
        {
          "step": "pouring water from a silver bottle into a glass",
          "start": 8.6048,
          "end": 14.4425
        },
        {
          "step": "covering a silver bottle with its cap",
          "start": 14.5092,
          "end": 19.3794
        }
      ],
      "target_step": {
        "event": "drinking water from a glass",
        "start": 18.0785,
        "end": 26.9516
      }
    }
  },
  {
    "id": "cat4_perception_test_5811",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5811.mp4",
    "duration": 6.2349,
    "question": "Given the sequence: (1) putting lettuce into bowl (2) tearing lettuce into pieces (3) putting lettuce into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce into bowl",
          "start": 2.0,
          "end": 2.4001
        },
        {
          "step": "tearing lettuce into pieces",
          "start": 3.067,
          "end": 3.3004
        },
        {
          "step": "putting lettuce into bowl",
          "start": 3.3671,
          "end": 3.6005
        }
      ],
      "target_step": {
        "event": "tearing lettuce into pieces",
        "start": 3.7339,
        "end": 4.2007
      }
    }
  },
  {
    "id": "cat4_perception_test_4980",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4980.mp4",
    "duration": 15.682,
    "question": "Given the sequence: (1) putting a notebook into a wallet (2) closing a wallet (3) putting a wallet into a handbag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a notebook into a wallet",
          "start": 2.0,
          "end": 8.4446
        },
        {
          "step": "closing a wallet",
          "start": 8.646,
          "end": 10.3578
        },
        {
          "step": "putting a wallet into a handbag",
          "start": 10.4585,
          "end": 12.7074
        }
      ],
      "target_step": {
        "event": "closing a handbag",
        "start": 12.976,
        "end": 14.1172
      }
    }
  },
  {
    "id": "cat4_perception_test_6568",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6568.mp4",
    "duration": 15.1545,
    "question": "Given the sequence: (1) putting money into a pink wallet (2) closing a pink wallet (3) opening a blue handbag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting money into a pink wallet",
          "start": 2.0,
          "end": 5.562
        },
        {
          "step": "closing a pink wallet",
          "start": 5.5956,
          "end": 9.2583
        },
        {
          "step": "opening a blue handbag",
          "start": 9.2919,
          "end": 11.3417
        }
      ],
      "target_step": {
        "event": "putting a pink wallet into a blue handbag",
        "start": 11.3753,
        "end": 13.0891
      }
    }
  },
  {
    "id": "cat4_perception_test_6246",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6246.mp4",
    "duration": 14.2987,
    "question": "Given the sequence: (1) showing a card to the camera (2) showing a card to the camera (3) showing a card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a card to the camera",
          "start": 2.0,
          "end": 4.3721
        },
        {
          "step": "showing a card to the camera",
          "start": 4.2384,
          "end": 6.3432
        },
        {
          "step": "showing a card to the camera",
          "start": 6.2096,
          "end": 8.1807
        }
      ],
      "target_step": {
        "event": "shuffling cards",
        "start": 8.6484,
        "end": 12.2566
      }
    }
  },
  {
    "id": "cat4_perception_test_4518",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4518.mp4",
    "duration": 13.2,
    "question": "Given the sequence: (1) putting a red object into a shoebox (2) putting a black object into a shoebox (3) putting a blue bottle into a shoebox - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a red object into a shoebox",
          "start": 2.0,
          "end": 3.5942
        },
        {
          "step": "putting a black object into a shoebox",
          "start": 4.2917,
          "end": 5.4873
        },
        {
          "step": "putting a blue bottle into a shoebox",
          "start": 6.1848,
          "end": 8.5097
        }
      ],
      "target_step": {
        "event": "trying to close a shoebox but a bottle prevents that",
        "start": 9.2071,
        "end": 11.6649
      }
    }
  },
  {
    "id": "cat4_perception_test_5172",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5172.mp4",
    "duration": 19.5693,
    "question": "Given the sequence: (1) showing a pink letter 'O' to the camera (2) showing a pink letter 'B' to the camera (3) showing a pink letter 'G' to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a pink letter 'O' to the camera",
          "start": 2.0,
          "end": 4.6093
        },
        {
          "step": "showing a pink letter 'B' to the camera",
          "start": 6.0478,
          "end": 9.1924
        },
        {
          "step": "showing a pink letter 'G' to the camera",
          "start": 10.1291,
          "end": 13.374
        }
      ],
      "target_step": {
        "event": "showing a pink letter 'C' to the camera",
        "start": 14.5114,
        "end": 17.5222
      }
    }
  },
  {
    "id": "cat4_perception_test_1739",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1739.mp4",
    "duration": 13.5799,
    "question": "Given the sequence: (1) pretending to write or draw on a piece of paper (2) showing something to the camera (3) putting something on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pretending to write or draw on a piece of paper",
          "start": 2.0,
          "end": 3.4681
        },
        {
          "step": "showing something to the camera",
          "start": 3.7017,
          "end": 6.2709
        },
        {
          "step": "putting something on top of something",
          "start": 7.639,
          "end": 8.1728
        }
      ],
      "target_step": {
        "event": "putting something on top of something",
        "start": 10.642,
        "end": 11.5429
      }
    }
  },
  {
    "id": "cat4_perception_test_4341",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4341.mp4",
    "duration": 7.8,
    "question": "Given the sequence: (1) putting red shoes on top of something (2) putting a brown cap on top of something (3) putting a white cable on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting red shoes on top of something",
          "start": 0.4667,
          "end": 1.5667
        },
        {
          "step": "putting a brown cap on top of something",
          "start": 2.3667,
          "end": 3.0333
        },
        {
          "step": "putting a white cable on top of something",
          "start": 3.8333,
          "end": 4.3667
        }
      ],
      "target_step": {
        "event": "putting white sunglasses on top of something",
        "start": 5.3,
        "end": 5.8
      }
    }
  },
  {
    "id": "cat4_perception_test_4454",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4454.mp4",
    "duration": 12.163,
    "question": "Given the sequence: (1) putting a yellow box into a carton (2) putting a white toy car into a carton (3) putting a red toy car into a carton - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a yellow box into a carton",
          "start": 2.0,
          "end": 3.8328
        },
        {
          "step": "putting a white toy car into a carton",
          "start": 4.1993,
          "end": 6.232
        },
        {
          "step": "putting a red toy car into a carton",
          "start": 6.6652,
          "end": 8.0315
        }
      ],
      "target_step": {
        "event": "putting a spoon into a carton",
        "start": 8.6313,
        "end": 10.1309
      }
    }
  },
  {
    "id": "cat4_perception_test_3554",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3554.mp4",
    "duration": 15.4869,
    "question": "Given the sequence: (1) clicking a white remote control (2) plugging a black hair dryer into a wall outlet (3) moving a red mug and a black hair dryer - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clicking a white remote control",
          "start": 2.0,
          "end": 5.2099
        },
        {
          "step": "plugging a black hair dryer into a wall outlet",
          "start": 6.2357,
          "end": 8.6514
        },
        {
          "step": "moving a red mug and a black hair dryer",
          "start": 9.6442,
          "end": 11.1333
        }
      ],
      "target_step": {
        "event": "moving a purple screwdriver",
        "start": 11.7951,
        "end": 13.4828
      }
    }
  },
  {
    "id": "cat4_perception_test_0356",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0356.mp4",
    "duration": 7.0645,
    "question": "Given the sequence: (1) putting lettuce on top of something (2) putting tomato on top of something (3) putting spoon on top of something - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting lettuce on top of something",
          "start": 0.1999,
          "end": 1.9994
        },
        {
          "step": "putting tomato on top of something",
          "start": 1.6662,
          "end": 2.8991
        },
        {
          "step": "putting spoon on top of something",
          "start": 2.7325,
          "end": 3.8655
        }
      ],
      "target_step": {
        "event": "hitting spoon against something",
        "start": 4.2653,
        "end": 5.0318
      }
    }
  },
  {
    "id": "cat4_perception_test_6065",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6065.mp4",
    "duration": 8.632,
    "question": "Given the sequence: (1) opening a black marker (2) writing something on a piece of paper (3) writing something on a piece of paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a black marker",
          "start": 2.0,
          "end": 2.9332
        },
        {
          "step": "writing something on a piece of paper",
          "start": 2.9665,
          "end": 4.633
        },
        {
          "step": "writing something on a piece of paper",
          "start": 4.6663,
          "end": 5.8994
        }
      ],
      "target_step": {
        "event": "writing something on a piece of paper",
        "start": 5.9328,
        "end": 6.5993
      }
    }
  },
  {
    "id": "cat4_perception_test_5170",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5170.mp4",
    "duration": 22.279,
    "question": "Given the sequence: (1) showing a pink letter D to the camera (2) showing a pink letter A to the camera (3) showing a pink letter O to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a pink letter D to the camera",
          "start": 2.0,
          "end": 4.4421
        },
        {
          "step": "showing a pink letter A to the camera",
          "start": 7.9881,
          "end": 10.6309
        },
        {
          "step": "showing a pink letter O to the camera",
          "start": 13.0395,
          "end": 15.6488
        }
      ],
      "target_step": {
        "event": "showing a pink letter C to the camera",
        "start": 17.0873,
        "end": 20.2318
      }
    }
  },
  {
    "id": "cat4_perception_test_6641",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6641.mp4",
    "duration": 13.633,
    "question": "Given the sequence: (1) opening a book (2) putting a book into a bag (3) putting a wallet into a bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a book",
          "start": 2.0,
          "end": 2.2
        },
        {
          "step": "putting a book into a bag",
          "start": 2.2333,
          "end": 6.4333
        },
        {
          "step": "putting a wallet into a bag",
          "start": 7.5,
          "end": 11.6333
        }
      ],
      "target_step": {
        "event": "opening a bag",
        "start": 9.2,
        "end": 9.6667
      }
    }
  },
  {
    "id": "cat4_perception_test_1654",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1654.mp4",
    "duration": 9.0296,
    "question": "Given the sequence: (1) holding a red marker (2) drawing a heart on a paper (3) drawing a triangle on a paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a red marker",
          "start": 2.0,
          "end": 6.9833
        },
        {
          "step": "drawing a heart on a paper",
          "start": 2.5017,
          "end": 3.9064
        },
        {
          "step": "drawing a triangle on a paper",
          "start": 4.0736,
          "end": 5.9131
        }
      ],
      "target_step": {
        "event": "drawing a circle on a paper",
        "start": 5.9465,
        "end": 6.8161
      }
    }
  },
  {
    "id": "cat4_perception_test_2155",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2155.mp4",
    "duration": 16.1398,
    "question": "Given the sequence: (1) lifting a white cup and placing it back down (2) lifting a white cup and placing it back down (3) lifting a white cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a white cup and placing it back down",
          "start": 1.6708,
          "end": 3.375
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 3.8428,
          "end": 5.4802
        },
        {
          "step": "lifting a white cup and placing it back down",
          "start": 6.0482,
          "end": 8.1534
        }
      ],
      "target_step": {
        "event": "shuffling three white cups",
        "start": 8.8551,
        "end": 14.1348
      }
    }
  },
  {
    "id": "cat4_perception_test_5187",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5187.mp4",
    "duration": 13.0,
    "question": "Given the sequence: (1) moving cardboard pieces around (2) showing a cardboard triangle to the camera (3) moving object(s) around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving cardboard pieces around",
          "start": 2.0,
          "end": 2.3
        },
        {
          "step": "showing a cardboard triangle to the camera",
          "start": 3.9,
          "end": 6.7
        },
        {
          "step": "moving object(s) around",
          "start": 7.0,
          "end": 7.4667
        }
      ],
      "target_step": {
        "event": "putting a small cardboard piece into a larger one",
        "start": 8.6667,
        "end": 11.0
      }
    }
  },
  {
    "id": "cat4_perception_test_4595",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4595.mp4",
    "duration": 9.8438,
    "question": "Given the sequence: (1) launching green ball (2) launching green ball (3) launching green ball - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching green ball",
          "start": 0.7008,
          "end": 1.9021
        },
        {
          "step": "launching green ball",
          "start": 2.9365,
          "end": 3.9376
        },
        {
          "step": "launching green ball",
          "start": 5.2724,
          "end": 7.8418
        }
      ],
      "target_step": {
        "event": "moving green ball around",
        "start": 5.9398,
        "end": 7.6416
      }
    }
  },
  {
    "id": "cat4_perception_test_1387",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1387.mp4",
    "duration": 15.7084,
    "question": "Given the sequence: (1) showing a colorful glue gun to the camera (2) showing a black glue gun to the camera (3) showing a blue ball to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a colorful glue gun to the camera",
          "start": 0.777,
          "end": 3.2768
        },
        {
          "step": "showing a black glue gun to the camera",
          "start": 4.4592,
          "end": 6.3848
        },
        {
          "step": "showing a blue ball to the camera",
          "start": 8.1076,
          "end": 9.5265
        }
      ],
      "target_step": {
        "event": "showing a wooden paddle to the camera",
        "start": 11.4858,
        "end": 13.6816
      }
    }
  },
  {
    "id": "cat4_perception_test_6334",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6334.mp4",
    "duration": 13.003,
    "question": "Given the sequence: (1) showing a card to the camera (2) showing a card to the camera (3) showing a card to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a card to the camera",
          "start": 2.0,
          "end": 3.8991
        },
        {
          "step": "showing a card to the camera",
          "start": 4.2656,
          "end": 5.8649
        },
        {
          "step": "showing a card to the camera",
          "start": 6.6979,
          "end": 8.9635
        }
      ],
      "target_step": {
        "event": "showing a card to the camera",
        "start": 9.1967,
        "end": 11.1292
      }
    }
  },
  {
    "id": "cat4_perception_test_2517",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2517.mp4",
    "duration": 14.6,
    "question": "Given the sequence: (1) lifting a plastic cup and placing it back down (2) holding a plastic cup in a state (3) lifting a plastic cup and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a plastic cup and placing it back down",
          "start": 2.0,
          "end": 3.5
        },
        {
          "step": "holding a plastic cup in a state",
          "start": 3.5,
          "end": 5.0667
        },
        {
          "step": "lifting a plastic cup and placing it back down",
          "start": 3.6667,
          "end": 5.0667
        }
      ],
      "target_step": {
        "event": "shuffling plastic cups",
        "start": 5.1,
        "end": 12.6
      }
    }
  },
  {
    "id": "cat4_perception_test_6836",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6836.mp4",
    "duration": 10.8,
    "question": "Given the sequence: (1) putting a white bottle into a box (2) putting a black spray bottle into a box (3) putting a blue bottle into a box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a white bottle into a box",
          "start": 2.0,
          "end": 3.0
        },
        {
          "step": "putting a black spray bottle into a box",
          "start": 3.4667,
          "end": 4.4
        },
        {
          "step": "putting a blue bottle into a box",
          "start": 4.9,
          "end": 6.0333
        }
      ],
      "target_step": {
        "event": "closing a shoe box",
        "start": 7.4667,
        "end": 8.8
      }
    }
  },
  {
    "id": "cat4_perception_test_4452",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4452.mp4",
    "duration": 11.13,
    "question": "Given the sequence: (1) putting a silver chain into a box (2) putting a small bottle into a box (3) putting a yellow box into a box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a silver chain into a box",
          "start": 2.0,
          "end": 3.1996
        },
        {
          "step": "putting a small bottle into a box",
          "start": 3.4662,
          "end": 4.5326
        },
        {
          "step": "putting a yellow box into a box",
          "start": 4.8658,
          "end": 6.6986
        }
      ],
      "target_step": {
        "event": "putting a white marker into a box",
        "start": 7.0651,
        "end": 9.0978
      }
    }
  },
  {
    "id": "cat4_perception_test_2431",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2431.mp4",
    "duration": 12.1453,
    "question": "Given the sequence: (1) putting a plate on top of a bowl (2) putting a container on top of a plate (3) putting a spoon on top of a bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a plate on top of a bowl",
          "start": 2.0,
          "end": 3.0458
        },
        {
          "step": "putting a container on top of a plate",
          "start": 3.8555,
          "end": 5.8122
        },
        {
          "step": "putting a spoon on top of a bowl",
          "start": 6.4532,
          "end": 7.2629
        }
      ],
      "target_step": {
        "event": "dropping a knife on top of a spoon",
        "start": 7.6677,
        "end": 10.1305
      }
    }
  },
  {
    "id": "cat4_perception_test_2628",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2628.mp4",
    "duration": 12.7183,
    "question": "Given the sequence: (1) taking a spoon out of a cup (2) putting a cup on top of a cup (3) putting a spoon into a cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking a spoon out of a cup",
          "start": 1.7297,
          "end": 3.0524
        },
        {
          "step": "putting a cup on top of a cup",
          "start": 3.0524,
          "end": 4.3752
        },
        {
          "step": "putting a spoon into a cup",
          "start": 5.0535,
          "end": 7.699
        }
      ],
      "target_step": {
        "event": "dropping a pen on top of a cup",
        "start": 8.7504,
        "end": 10.7175
      }
    }
  },
  {
    "id": "cat4_perception_test_3125",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3125.mp4",
    "duration": 16.9561,
    "question": "Given the sequence: (1) hitting knife against cup (2) browsing through notebook (3) plugging charger into socket - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting knife against cup",
          "start": 2.0,
          "end": 2.9364
        },
        {
          "step": "browsing through notebook",
          "start": 3.2374,
          "end": 9.525
        },
        {
          "step": "plugging charger into socket",
          "start": 9.3912,
          "end": 13.4714
        }
      ],
      "target_step": {
        "event": "moving knife and cup",
        "start": 14.341,
        "end": 14.9095
      }
    }
  },
  {
    "id": "cat4_perception_test_1313",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1313.mp4",
    "duration": 7.095,
    "question": "Given the sequence: (1) moving alphabet letters around (2) moving alphabet letters around (3) moving alphabet letters around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving alphabet letters around",
          "start": 2.0,
          "end": 2.297
        },
        {
          "step": "moving alphabet letters around",
          "start": 2.561,
          "end": 3.287
        },
        {
          "step": "moving alphabet letters around",
          "start": 3.452,
          "end": 3.914
        }
      ],
      "target_step": {
        "event": "moving alphabet letters around",
        "start": 4.178,
        "end": 5.036
      }
    }
  },
  {
    "id": "cat4_perception_test_0011",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0011.mp4",
    "duration": 15.1163,
    "question": "Given the sequence: (1) moving a mug around (2) taking a tea bag out of a box (3) putting a tea bag into a mug - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a mug around",
          "start": 2.0,
          "end": 3.0678
        },
        {
          "step": "taking a tea bag out of a box",
          "start": 3.6018,
          "end": 8.2068
        },
        {
          "step": "putting a tea bag into a mug",
          "start": 8.2735,
          "end": 11.6439
        }
      ],
      "target_step": {
        "event": "moving a kettle around",
        "start": 12.4448,
        "end": 13.0788
      }
    }
  },
  {
    "id": "cat4_perception_test_4224",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4224.mp4",
    "duration": 10.3226,
    "question": "Given the sequence: (1) moving a notebook around (2) launching a tissue box (3) launching a white bottle - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving a notebook around",
          "start": 2.0,
          "end": 2.8576
        },
        {
          "step": "launching a tissue box",
          "start": 3.2204,
          "end": 4.3748
        },
        {
          "step": "launching a white bottle",
          "start": 5.4962,
          "end": 8.2667
        }
      ],
      "target_step": {
        "event": "moving a tissue box around",
        "start": 6.5516,
        "end": 6.9804
      }
    }
  },
  {
    "id": "cat4_perception_test_6800",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6800.mp4",
    "duration": 18.473,
    "question": "Given the sequence: (1) putting a tin on top of a door (2) putting a plastic bag on top of a door (3) putting a ball on top of a door - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a tin on top of a door",
          "start": 2.0,
          "end": 3.6652
        },
        {
          "step": "putting a plastic bag on top of a door",
          "start": 5.6633,
          "end": 7.2286
        },
        {
          "step": "putting a ball on top of a door",
          "start": 9.3933,
          "end": 10.5589
        }
      ],
      "target_step": {
        "event": "closing a door",
        "start": 11.891,
        "end": 18.4184
      }
    }
  },
  {
    "id": "cat4_perception_test_1090",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1090.mp4",
    "duration": 8.1986,
    "question": "Given the sequence: (1) putting cards on top of table (2) putting cards on top of table (3) putting cards on top of table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cards on top of table",
          "start": 2.0,
          "end": 2.8665
        },
        {
          "step": "putting cards on top of table",
          "start": 2.8999,
          "end": 3.6331
        },
        {
          "step": "putting cards on top of table",
          "start": 3.6664,
          "end": 4.5329
        }
      ],
      "target_step": {
        "event": "putting cards on top of table",
        "start": 4.5663,
        "end": 6.166
      }
    }
  },
  {
    "id": "cat4_perception_test_0369",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0369.mp4",
    "duration": 19.127,
    "question": "Given the sequence: (1) putting cheese on top of salad (2) putting pepper into bowl (3) opening bottle - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cheese on top of salad",
          "start": 2.0,
          "end": 7.7316
        },
        {
          "step": "putting pepper into bowl",
          "start": 8.4313,
          "end": 10.3974
        },
        {
          "step": "opening bottle",
          "start": 10.664,
          "end": 12.9633
        }
      ],
      "target_step": {
        "event": "pouring oil from bottle into salad",
        "start": 13.0299,
        "end": 17.0953
      }
    }
  },
  {
    "id": "cat4_perception_test_1465",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1465.mp4",
    "duration": 14.0629,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 5.0326
        },
        {
          "step": "clapping hands",
          "start": 5.4991,
          "end": 6.4655
        },
        {
          "step": "clapping hands",
          "start": 6.9654,
          "end": 9.9647
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 10.4979,
        "end": 12.0308
      }
    }
  },
  {
    "id": "cat4_perception_test_6307",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6307.mp4",
    "duration": 20.7169,
    "question": "Given the sequence: (1) lifting a blue bowl and placing it back down (2) shuffling two blue bowls (3) lifting a blue bowl and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a blue bowl and placing it back down",
          "start": 2.0,
          "end": 3.7682
        },
        {
          "step": "shuffling two blue bowls",
          "start": 4.7356,
          "end": 12.8091
        },
        {
          "step": "lifting a blue bowl and placing it back down",
          "start": 14.177,
          "end": 16.212
        }
      ],
      "target_step": {
        "event": "lifting a blue bowl and placing it back down",
        "start": 16.8459,
        "end": 18.6808
      }
    }
  },
  {
    "id": "cat4_perception_test_5029",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5029.mp4",
    "duration": 11.7114,
    "question": "Given the sequence: (1) holding a white manual (2) putting a blue card into a white manual (3) closing a white manual - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a white manual",
          "start": 2.0,
          "end": 5.3033
        },
        {
          "step": "putting a blue card into a white manual",
          "start": 2.4338,
          "end": 4.9363
        },
        {
          "step": "closing a white manual",
          "start": 5.3367,
          "end": 7.1051
        }
      ],
      "target_step": {
        "event": "putting a pink notebook into a black backpack",
        "start": 7.5389,
        "end": 9.6743
      }
    }
  },
  {
    "id": "cat4_perception_test_5664",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5664.mp4",
    "duration": 19.0152,
    "question": "Given the sequence: (1) tearing a tea bag into pieces (2) taking a tea bag out of a box (3) putting a tea bag into a cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing a tea bag into pieces",
          "start": 0.0667,
          "end": 5.5045
        },
        {
          "step": "taking a tea bag out of a box",
          "start": 5.5378,
          "end": 6.8389
        },
        {
          "step": "putting a tea bag into a cup",
          "start": 6.8722,
          "end": 9.5411
        }
      ],
      "target_step": {
        "event": "pouring hot water from a kettle into a cup",
        "start": 10.6419,
        "end": 17.0138
      }
    }
  },
  {
    "id": "cat4_perception_test_1657",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1657.mp4",
    "duration": 16.1534,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) covering something with something (3) showing something to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 2.8696
        },
        {
          "step": "covering something with something",
          "start": 3.1037,
          "end": 4.2074
        },
        {
          "step": "showing something to the camera",
          "start": 4.3077,
          "end": 11.7325
        }
      ],
      "target_step": {
        "event": "putting a blue circular object and an orange bookmark-shaped object on top of a wooden board",
        "start": 13.1037,
        "end": 14.1071
      }
    }
  },
  {
    "id": "cat4_perception_test_5476",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5476.mp4",
    "duration": 10.9758,
    "question": "Given the sequence: (1) launching a red toy car (2) launching a red toy car (3) putting a book on top of a fork - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "launching a red toy car",
          "start": 0.2002,
          "end": 2.2018
        },
        {
          "step": "launching a red toy car",
          "start": 2.2352,
          "end": 4.904
        },
        {
          "step": "putting a book on top of a fork",
          "start": 5.638,
          "end": 7.306
        }
      ],
      "target_step": {
        "event": "launching a red toy car",
        "start": 7.8732,
        "end": 8.9741
      }
    }
  },
  {
    "id": "cat4_perception_test_5666",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5666.mp4",
    "duration": 19.7154,
    "question": "Given the sequence: (1) putting tea bag into cup (2) pouring hot water from kettle into cup (3) mixing tea with spoon - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tea bag into cup",
          "start": 2.0,
          "end": 4.6688
        },
        {
          "step": "pouring hot water from kettle into cup",
          "start": 5.7697,
          "end": 12.1415
        },
        {
          "step": "mixing tea with spoon",
          "start": 12.7754,
          "end": 16.1114
        }
      ],
      "target_step": {
        "event": "moving bottles around",
        "start": 17.0789,
        "end": 17.6794
      }
    }
  },
  {
    "id": "cat4_perception_test_0650",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0650.mp4",
    "duration": 12.8557,
    "question": "Given the sequence: (1) pouring milk from a carton into a cup (2) covering a milk carton with a cap (3) putting a slice of bread on a plate - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring milk from a carton into a cup",
          "start": 2.0,
          "end": 5.6588
        },
        {
          "step": "covering a milk carton with a cap",
          "start": 6.1623,
          "end": 7.27
        },
        {
          "step": "putting a slice of bread on a plate",
          "start": 7.8406,
          "end": 8.9819
        }
      ],
      "target_step": {
        "event": "putting a slice of ham on a slice of cheese",
        "start": 9.2168,
        "end": 10.7945
      }
    }
  },
  {
    "id": "cat4_perception_test_2479",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2479.mp4",
    "duration": 10.828,
    "question": "Given the sequence: (1) holding two glass jars in a state (2) showing two glass jars to the camera (3) showing two glass jars to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding two glass jars in a state",
          "start": 2.0,
          "end": 5.7277
        },
        {
          "step": "showing two glass jars to the camera",
          "start": 2.9985,
          "end": 5.7277
        },
        {
          "step": "showing two glass jars to the camera",
          "start": 5.761,
          "end": 8.7897
        }
      ],
      "target_step": {
        "event": "holding two glass jars in a state",
        "start": 5.761,
        "end": 9.6883
      }
    }
  },
  {
    "id": "cat4_perception_test_5233",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5233.mp4",
    "duration": 11.4908,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 2.3718
        },
        {
          "step": "clapping hands",
          "start": 3.3856,
          "end": 3.7236
        },
        {
          "step": "clapping hands",
          "start": 7.813,
          "end": 8.2185
        }
      ],
      "target_step": {
        "event": "clapping hands",
        "start": 8.8268,
        "end": 9.469
      }
    }
  },
  {
    "id": "cat4_perception_test_4455",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4455.mp4",
    "duration": 11.2633,
    "question": "Given the sequence: (1) putting toy car into box (2) putting marker into box (3) putting spoon into box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting toy car into box",
          "start": 2.0,
          "end": 4.0327
        },
        {
          "step": "putting marker into box",
          "start": 4.4659,
          "end": 5.8322
        },
        {
          "step": "putting spoon into box",
          "start": 6.432,
          "end": 7.9315
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 8.1648,
        "end": 9.2311
      }
    }
  },
  {
    "id": "cat4_perception_test_5819",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5819.mp4",
    "duration": 16.3712,
    "question": "Given the sequence: (1) holding a glass bowl of chopped red vegetables (2) putting chopped red vegetables into a salad bowl (3) pouring olive oil from a bottle into a salad bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "holding a glass bowl of chopped red vegetables",
          "start": 2.0,
          "end": 3.3004
        },
        {
          "step": "putting chopped red vegetables into a salad bowl",
          "start": 3.067,
          "end": 6.7347
        },
        {
          "step": "pouring olive oil from a bottle into a salad bowl",
          "start": 7.0348,
          "end": 11.1027
        }
      ],
      "target_step": {
        "event": "putting a fork into a salad bowl",
        "start": 11.4695,
        "end": 14.337
      }
    }
  },
  {
    "id": "cat4_perception_test_0315",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0315.mp4",
    "duration": 17.1119,
    "question": "Given the sequence: (1) tearing lettuce into pieces (2) putting shredded carrots on lettuce (3) putting sliced cucumbers on lettuce - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing lettuce into pieces",
          "start": 2.0,
          "end": 4.2059
        },
        {
          "step": "putting shredded carrots on lettuce",
          "start": 4.6404,
          "end": 8.0829
        },
        {
          "step": "putting sliced cucumbers on lettuce",
          "start": 8.3168,
          "end": 12.1604
        }
      ],
      "target_step": {
        "event": "putting sliced tomatoes on lettuce",
        "start": 12.5949,
        "end": 15.0682
      }
    }
  },
  {
    "id": "cat4_perception_test_1223",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1223.mp4",
    "duration": 14.7667,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) moving object(s) around (3) moving object(s) around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 0.0,
          "end": 7.8667
        },
        {
          "step": "moving object(s) around",
          "start": 8.3333,
          "end": 9.4667
        },
        {
          "step": "moving object(s) around",
          "start": 9.5667,
          "end": 11.3
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 11.5667,
        "end": 12.7667
      }
    }
  },
  {
    "id": "cat4_perception_test_1842",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1842.mp4",
    "duration": 10.4962,
    "question": "Given the sequence: (1) putting a pen into a backpack (2) putting a book into a backpack (3) putting a sweater into a backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a pen into a backpack",
          "start": 2.0,
          "end": 3.1996
        },
        {
          "step": "putting a book into a backpack",
          "start": 3.9326,
          "end": 5.0323
        },
        {
          "step": "putting a sweater into a backpack",
          "start": 5.832,
          "end": 7.7979
        }
      ],
      "target_step": {
        "event": "moving a backpack",
        "start": 8.0312,
        "end": 8.4644
      }
    }
  },
  {
    "id": "cat4_perception_test_3907",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3907.mp4",
    "duration": 18.2113,
    "question": "Given the sequence: (1) putting a black mug on top of a jar (2) moving a black mug around (3) showing a black pen to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a black mug on top of a jar",
          "start": 0.894,
          "end": 2.6489
        },
        {
          "step": "moving a black mug around",
          "start": 2.6489,
          "end": 5.364
        },
        {
          "step": "showing a black pen to the camera",
          "start": 7.45,
          "end": 10.728
        }
      ],
      "target_step": {
        "event": "showing a white book to the camera",
        "start": 12.3504,
        "end": 16.1913
      }
    }
  },
  {
    "id": "cat4_perception_test_1167",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1167.mp4",
    "duration": 22.928,
    "question": "Given the sequence: (1) breaking egg into bowl (2) putting egg into bowl (3) putting eggshell on table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "breaking egg into bowl",
          "start": 2.0,
          "end": 4.4277
        },
        {
          "step": "putting egg into bowl",
          "start": 4.7052,
          "end": 11.1908
        },
        {
          "step": "putting eggshell on table",
          "start": 11.4682,
          "end": 13.4104
        }
      ],
      "target_step": {
        "event": "mixing egg with fork",
        "start": 13.6879,
        "end": 22.289
      }
    }
  },
  {
    "id": "cat4_perception_test_4815",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4815.mp4",
    "duration": 17.8506,
    "question": "Given the sequence: (1) putting a camouflage cloth on the table (2) putting a red cup on the table (3) putting a wooden block on the table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a camouflage cloth on the table",
          "start": 2.0,
          "end": 2.9325
        },
        {
          "step": "putting a red cup on the table",
          "start": 5.9631,
          "end": 7.5617
        },
        {
          "step": "putting a wooden block on the table",
          "start": 10.1593,
          "end": 11.3582
        }
      ],
      "target_step": {
        "event": "putting a green cutting board on the table",
        "start": 14.189,
        "end": 15.8209
      }
    }
  },
  {
    "id": "cat4_perception_test_3127",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3127.mp4",
    "duration": 10.9025,
    "question": "Given the sequence: (1) plugging a white plug into a wall socket (2) moving a white desk lamp (3) moving a clear plastic cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "plugging a white plug into a wall socket",
          "start": 2.0,
          "end": 6.0802
        },
        {
          "step": "moving a white desk lamp",
          "start": 6.9498,
          "end": 7.5183
        },
        {
          "step": "moving a clear plastic cup",
          "start": 7.5518,
          "end": 7.9196
        }
      ],
      "target_step": {
        "event": "hitting a knife against a plastic cup",
        "start": 7.7524,
        "end": 8.8561
      }
    }
  },
  {
    "id": "cat4_perception_test_6305",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6305.mp4",
    "duration": 19.3495,
    "question": "Given the sequence: (1) lifting a blue bowl and placing it back down (2) lifting a blue bowl and placing it back down (3) lifting a blue bowl and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a blue bowl and placing it back down",
          "start": 1.7014,
          "end": 3.5697
        },
        {
          "step": "lifting a blue bowl and placing it back down",
          "start": 4.1035,
          "end": 5.9384
        },
        {
          "step": "lifting a blue bowl and placing it back down",
          "start": 6.5389,
          "end": 8.307
        }
      ],
      "target_step": {
        "event": "shuffling blue bowls",
        "start": 9.2745,
        "end": 17.348
      }
    }
  },
  {
    "id": "cat4_perception_test_0107",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0107.mp4",
    "duration": 20.4707,
    "question": "Given the sequence: (1) putting tea bag into cup (2) pouring water from kettle into cup (3) putting tomato into glass - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tea bag into cup",
          "start": 2.0,
          "end": 5.6947
        },
        {
          "step": "pouring water from kettle into cup",
          "start": 6.0609,
          "end": 15.1478
        },
        {
          "step": "putting tomato into glass",
          "start": 15.5473,
          "end": 16.7123
        }
      ],
      "target_step": {
        "event": "opening bowl",
        "start": 17.5111,
        "end": 18.4431
      }
    }
  },
  {
    "id": "cat4_perception_test_4324",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4324.mp4",
    "duration": 11.381,
    "question": "Given the sequence: (1) dropping a yellow cloth on top of a white cloth (2) closing a white door (3) dropping a white cloth on top of a yellow cloth - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "dropping a yellow cloth on top of a white cloth",
          "start": 2.0,
          "end": 2.6656
        },
        {
          "step": "closing a white door",
          "start": 3.5308,
          "end": 7.9567
        },
        {
          "step": "dropping a white cloth on top of a yellow cloth",
          "start": 5.5274,
          "end": 7.0249
        }
      ],
      "target_step": {
        "event": "dropping a yellow ball on top of a yellow cloth",
        "start": 8.6888,
        "end": 9.3544
      }
    }
  },
  {
    "id": "cat4_perception_test_0368",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0368.mp4",
    "duration": 15.928,
    "question": "Given the sequence: (1) putting cheese on top of salad (2) putting cheese on top of salad (3) putting a bottle cap into a bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cheese on top of salad",
          "start": 2.0,
          "end": 2.5332
        },
        {
          "step": "putting cheese on top of salad",
          "start": 2.933,
          "end": 8.6646
        },
        {
          "step": "putting a bottle cap into a bowl",
          "start": 9.3644,
          "end": 11.3305
        }
      ],
      "target_step": {
        "event": "opening a bottle",
        "start": 11.597,
        "end": 13.8963
      }
    }
  },
  {
    "id": "cat4_perception_test_5030",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5030.mp4",
    "duration": 11.2776,
    "question": "Given the sequence: (1) putting a blue card into a book (2) closing a book (3) putting a notebook into a backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a blue card into a book",
          "start": 2.0,
          "end": 4.5025
        },
        {
          "step": "closing a book",
          "start": 4.9029,
          "end": 6.6713
        },
        {
          "step": "putting a notebook into a backpack",
          "start": 7.1051,
          "end": 9.2406
        }
      ],
      "target_step": {
        "event": "opening a backpack",
        "start": 8.4398,
        "end": 8.5732
      }
    }
  },
  {
    "id": "cat4_perception_test_5732",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5732.mp4",
    "duration": 11.8605,
    "question": "Given the sequence: (1) mixing something with something (2) showing sliced tomatoes to the camera (3) showing a pink lunch box to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "mixing something with something",
          "start": 2.0,
          "end": 4.0053
        },
        {
          "step": "showing sliced tomatoes to the camera",
          "start": 4.5491,
          "end": 7.0981
        },
        {
          "step": "showing a pink lunch box to the camera",
          "start": 7.37,
          "end": 8.3217
        }
      ],
      "target_step": {
        "event": "showing a plastic container to the camera",
        "start": 8.6276,
        "end": 9.8171
      }
    }
  },
  {
    "id": "cat4_perception_test_4293",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4293.mp4",
    "duration": 19.3416,
    "question": "Given the sequence: (1) trying to close door but lamp prevents that (2) moving green lamp (3) putting black laptop on floor - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "trying to close door but lamp prevents that",
          "start": 2.0,
          "end": 6.6164
        },
        {
          "step": "moving green lamp",
          "start": 7.0207,
          "end": 7.6273
        },
        {
          "step": "putting black laptop on floor",
          "start": 11.1654,
          "end": 13.7937
        }
      ],
      "target_step": {
        "event": "trying to close door but laptop prevents that",
        "start": 13.9285,
        "end": 17.3318
      }
    }
  },
  {
    "id": "cat4_perception_test_5950",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5950.mp4",
    "duration": 14.577,
    "question": "Given the sequence: (1) putting cheese on top of ham (2) putting lettuce on top of cheese (3) putting bread on top of lettuce - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cheese on top of ham",
          "start": 1.9145,
          "end": 2.9221
        },
        {
          "step": "putting lettuce on top of cheese",
          "start": 4.3664,
          "end": 6.516
        },
        {
          "step": "putting bread on top of lettuce",
          "start": 7.1541,
          "end": 10.58
        }
      ],
      "target_step": {
        "event": "putting bread on top of lettuce",
        "start": 10.58,
        "end": 12.5617
      }
    }
  },
  {
    "id": "cat4_perception_test_5646",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5646.mp4",
    "duration": 18.4969,
    "question": "Given the sequence: (1) pouring hot water from a saucepan into a mug (2) holding a spoon in a mug (3) mixing a tea bag with a spoon in a mug - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring hot water from a saucepan into a mug",
          "start": 2.0,
          "end": 11.6651
        },
        {
          "step": "holding a spoon in a mug",
          "start": 11.6984,
          "end": 12.5983
        },
        {
          "step": "mixing a tea bag with a spoon in a mug",
          "start": 11.6984,
          "end": 15.3312
        }
      ],
      "target_step": {
        "event": "putting a tea bag into a mug",
        "start": 15.5645,
        "end": 16.4643
      }
    }
  },
  {
    "id": "cat4_perception_test_5727",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5727.mp4",
    "duration": 14.9533,
    "question": "Given the sequence: (1) covering a can with a lid (2) pretending to pour from a pink thermos into a red mug (3) opening a small plastic container - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "covering a can with a lid",
          "start": 2.0,
          "end": 4.4131
        },
        {
          "step": "pretending to pour from a pink thermos into a red mug",
          "start": 5.0249,
          "end": 8.5936
        },
        {
          "step": "opening a small plastic container",
          "start": 9.2393,
          "end": 10.4969
        }
      ],
      "target_step": {
        "event": "putting a spoon into a red mug",
        "start": 10.7688,
        "end": 12.91
      }
    }
  },
  {
    "id": "cat4_perception_test_5643",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5643.mp4",
    "duration": 20.0633,
    "question": "Given the sequence: (1) opening a tea bag box (2) putting a tea bag into a mug (3) closing a tea bag box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a tea bag box",
          "start": 2.0,
          "end": 3.0998
        },
        {
          "step": "putting a tea bag into a mug",
          "start": 3.1332,
          "end": 6.4326
        },
        {
          "step": "closing a tea bag box",
          "start": 6.5993,
          "end": 7.5658
        }
      ],
      "target_step": {
        "event": "pouring hot water from a saucepan into a mug",
        "start": 8.3656,
        "end": 18.0308
      }
    }
  },
  {
    "id": "cat4_perception_test_0364",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0364.mp4",
    "duration": 8.597,
    "question": "Given the sequence: (1) hitting spoon against cutting board (2) hitting spoon against cutting board (3) putting sliced onion on salad - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting spoon against cutting board",
          "start": 2.0,
          "end": 2.1666
        },
        {
          "step": "hitting spoon against cutting board",
          "start": 2.2999,
          "end": 3.4329
        },
        {
          "step": "putting sliced onion on salad",
          "start": 3.8661,
          "end": 5.3656
        }
      ],
      "target_step": {
        "event": "putting sliced onion on salad",
        "start": 5.7322,
        "end": 6.5653
      }
    }
  },
  {
    "id": "cat4_perception_test_6112",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6112.mp4",
    "duration": 11.2891,
    "question": "Given the sequence: (1) opening a green marker (2) holding a green marker (3) drawing a circle on a piece of paper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a green marker",
          "start": 0.1998,
          "end": 1.2654
        },
        {
          "step": "holding a green marker",
          "start": 1.5652,
          "end": 9.2577
        },
        {
          "step": "drawing a circle on a piece of paper",
          "start": 1.9315,
          "end": 3.5299
        }
      ],
      "target_step": {
        "event": "drawing a hexagon on a piece of paper",
        "start": 3.6964,
        "end": 5.195
      }
    }
  },
  {
    "id": "cat4_perception_test_3123",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3123.mp4",
    "duration": 14.1467,
    "question": "Given the sequence: (1) hitting a knife against a cup (2) hitting a knife against a cup (3) hitting a knife against a cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting a knife against a cup",
          "start": 2.0,
          "end": 3.3378
        },
        {
          "step": "hitting a knife against a cup",
          "start": 3.7391,
          "end": 4.3745
        },
        {
          "step": "hitting a knife against a cup",
          "start": 4.5752,
          "end": 5.5117
        }
      ],
      "target_step": {
        "event": "plugging a charger into a socket",
        "start": 5.8127,
        "end": 12.1002
      }
    }
  },
  {
    "id": "cat4_perception_test_0109",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0109.mp4",
    "duration": 14.3128,
    "question": "Given the sequence: (1) putting tomato into glass (2) opening bowl (3) putting sugar into cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tomato into glass",
          "start": 2.0,
          "end": 3.165
        },
        {
          "step": "opening bowl",
          "start": 3.9639,
          "end": 4.8959
        },
        {
          "step": "putting sugar into cup",
          "start": 5.1954,
          "end": 8.4241
        }
      ],
      "target_step": {
        "event": "mixing sugar with spoon",
        "start": 8.4574,
        "end": 12.2853
      }
    }
  },
  {
    "id": "cat4_perception_test_4426",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4426.mp4",
    "duration": 13.545,
    "question": "Given the sequence: (1) putting a striped ball into the box (2) putting a spotted ball into the box (3) putting a green ball into the box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a striped ball into the box",
          "start": 2.0,
          "end": 4.0267
        },
        {
          "step": "putting a spotted ball into the box",
          "start": 4.8036,
          "end": 6.4924
        },
        {
          "step": "putting a green ball into the box",
          "start": 7.4382,
          "end": 9.2284
        }
      ],
      "target_step": {
        "event": "putting a box into the box",
        "start": 9.8702,
        "end": 11.5253
      }
    }
  },
  {
    "id": "cat4_perception_test_6930",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6930.mp4",
    "duration": 17.28,
    "question": "Given the sequence: (1) tearing white paper into pieces (2) tearing white paper into pieces (3) tearing red bell pepper into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing white paper into pieces",
          "start": 1.0133,
          "end": 4.1209
        },
        {
          "step": "tearing white paper into pieces",
          "start": 4.7627,
          "end": 6.6542
        },
        {
          "step": "tearing red bell pepper into pieces",
          "start": 7.0596,
          "end": 9.8293
        }
      ],
      "target_step": {
        "event": "tearing white paper into pieces",
        "start": 10.0658,
        "end": 16.0782
      }
    }
  },
  {
    "id": "cat4_perception_test_0199",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0199.mp4",
    "duration": 27.2615,
    "question": "Given the sequence: (1) taking a tea bag out of a box (2) putting a tea bag into a mug (3) shuffling wooden letters - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking a tea bag out of a box",
          "start": 1.3347,
          "end": 3.2367
        },
        {
          "step": "putting a tea bag into a mug",
          "start": 3.3035,
          "end": 6.4067
        },
        {
          "step": "shuffling wooden letters",
          "start": 7.2076,
          "end": 17.1513
        }
      ],
      "target_step": {
        "event": "pouring water from a kettle into a mug",
        "start": 17.6185,
        "end": 25.2598
      }
    }
  },
  {
    "id": "cat4_perception_test_2058",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2058.mp4",
    "duration": 13.2344,
    "question": "Given the sequence: (1) lifting a bowl and placing it back down (2) clicking a remote control (3) shuffling coins - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a bowl and placing it back down",
          "start": 2.0,
          "end": 3.6042
        },
        {
          "step": "clicking a remote control",
          "start": 4.4732,
          "end": 7.2137
        },
        {
          "step": "shuffling coins",
          "start": 7.4811,
          "end": 10.3553
        }
      ],
      "target_step": {
        "event": "moving a bowl around",
        "start": 10.7563,
        "end": 11.1908
      }
    }
  },
  {
    "id": "cat4_perception_test_4828",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4828.mp4",
    "duration": 17.7111,
    "question": "Given the sequence: (1) putting a cup on top of something (2) putting a book on top of something (3) putting an onion into a cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a cup on top of something",
          "start": 2.0,
          "end": 3.4196
        },
        {
          "step": "putting a book on top of something",
          "start": 5.38,
          "end": 7.7459
        },
        {
          "step": "putting an onion into a cup",
          "start": 10.0781,
          "end": 11.9033
        }
      ],
      "target_step": {
        "event": "putting a container on top of something",
        "start": 14.0664,
        "end": 15.6888
      }
    }
  },
  {
    "id": "cat4_perception_test_4441",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4441.mp4",
    "duration": 8.2755,
    "question": "Given the sequence: (1) putting a red mouse into a box (2) putting a black mouse into a box (3) putting a bottle into a box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a red mouse into a box",
          "start": 1.9688,
          "end": 2.9031
        },
        {
          "step": "putting a black mouse into a box",
          "start": 3.3703,
          "end": 4.9053
        },
        {
          "step": "putting a bottle into a box",
          "start": 3.4704,
          "end": 4.9053
        }
      ],
      "target_step": {
        "event": "putting a watch into a box",
        "start": 5.3057,
        "end": 6.2735
      }
    }
  },
  {
    "id": "cat4_perception_test_3552",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3552.mp4",
    "duration": 13.2036,
    "question": "Given the sequence: (1) showing a knife to the camera (2) holding a knife in a state (3) clicking a remote control - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a knife to the camera",
          "start": 2.0,
          "end": 4.6142
        },
        {
          "step": "holding a knife in a state",
          "start": 2.3309,
          "end": 4.0848
        },
        {
          "step": "clicking a remote control",
          "start": 4.5481,
          "end": 7.7579
        }
      ],
      "target_step": {
        "event": "plugging a hair dryer into something",
        "start": 8.7838,
        "end": 11.1995
      }
    }
  },
  {
    "id": "cat4_perception_test_6774",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6774.mp4",
    "duration": 21.1291,
    "question": "Given the sequence: (1) showing a white bra to the camera (2) showing a red book to the camera (3) showing a grey t-shirt to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a white bra to the camera",
          "start": 1.1664,
          "end": 3.9992
        },
        {
          "step": "showing a red book to the camera",
          "start": 5.7988,
          "end": 9.2981
        },
        {
          "step": "showing a grey t-shirt to the camera",
          "start": 11.2644,
          "end": 16.8299
        }
      ],
      "target_step": {
        "event": "folding the grey t-shirt",
        "start": 16.8632,
        "end": 19.0961
      }
    }
  },
  {
    "id": "cat4_perception_test_0088",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0088.mp4",
    "duration": 10.7,
    "question": "Given the sequence: (1) taking a tea bag out of a box (2) tearing a tea bag into pieces (3) taking a tea bag out of a wrapper - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking a tea bag out of a box",
          "start": 2.0,
          "end": 2.8667
        },
        {
          "step": "tearing a tea bag into pieces",
          "start": 3.1333,
          "end": 5.2667
        },
        {
          "step": "taking a tea bag out of a wrapper",
          "start": 5.7333,
          "end": 6.4667
        }
      ],
      "target_step": {
        "event": "putting a tea bag into a glass",
        "start": 6.9667,
        "end": 8.7
      }
    }
  },
  {
    "id": "cat4_perception_test_0009",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0009.mp4",
    "duration": 16.985,
    "question": "Given the sequence: (1) taking tea bag out of box (2) tearing tea bag wrapper (3) moving cup - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "taking tea bag out of box",
          "start": 2.0,
          "end": 3.2013
        },
        {
          "step": "tearing tea bag wrapper",
          "start": 4.3359,
          "end": 6.4716
        },
        {
          "step": "moving cup",
          "start": 8.7407,
          "end": 9.8085
        }
      ],
      "target_step": {
        "event": "taking tea bag out of wrapper",
        "start": 10.3425,
        "end": 14.9475
      }
    }
  },
  {
    "id": "cat4_perception_test_1309",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1309.mp4",
    "duration": 13.101,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) showing something to the camera (3) moving object(s) around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 0.0,
          "end": 4.554
        },
        {
          "step": "showing something to the camera",
          "start": 5.148,
          "end": 9.075
        },
        {
          "step": "moving object(s) around",
          "start": 9.867,
          "end": 10.857
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 9.966,
        "end": 11.088
      }
    }
  },
  {
    "id": "cat4_perception_test_1839",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1839.mp4",
    "duration": 14.9612,
    "question": "Given the sequence: (1) opening a black backpack (2) putting a black laptop into the backpack (3) putting a red book into the backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening a black backpack",
          "start": 0.0,
          "end": 5.4647
        },
        {
          "step": "putting a black laptop into the backpack",
          "start": 4.0985,
          "end": 7.1641
        },
        {
          "step": "putting a red book into the backpack",
          "start": 7.6306,
          "end": 11.2293
        }
      ],
      "target_step": {
        "event": "putting a black wallet into the backpack",
        "start": 11.7292,
        "end": 12.9287
      }
    }
  },
  {
    "id": "cat4_perception_test_0092",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0092.mp4",
    "duration": 20.4667,
    "question": "Given the sequence: (1) pouring hot water from a pot into a glass (2) moving a salt shaker and a fork (3) mixing tea with a spoon - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "pouring hot water from a pot into a glass",
          "start": 2.0,
          "end": 6.8333
        },
        {
          "step": "moving a salt shaker and a fork",
          "start": 6.9333,
          "end": 10.0667
        },
        {
          "step": "mixing tea with a spoon",
          "start": 10.9667,
          "end": 14.2667
        }
      ],
      "target_step": {
        "event": "putting sugar into the tea",
        "start": 13.7,
        "end": 18.4667
      }
    }
  },
  {
    "id": "cat4_perception_test_0091",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_0091.mp4",
    "duration": 18.4,
    "question": "Given the sequence: (1) putting tea bag into glass (2) pouring hot water from pot into glass (3) moving salt shaker and fork - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting tea bag into glass",
          "start": 2.0,
          "end": 3.7333
        },
        {
          "step": "pouring hot water from pot into glass",
          "start": 4.1333,
          "end": 8.9667
        },
        {
          "step": "moving salt shaker and fork",
          "start": 9.0667,
          "end": 12.2
        }
      ],
      "target_step": {
        "event": "mixing tea with spoon",
        "start": 13.1,
        "end": 16.4
      }
    }
  },
  {
    "id": "cat4_perception_test_2151",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_2151.mp4",
    "duration": 25.8,
    "question": "Given the sequence: (1) lifting a white mug and placing it back down (2) lifting a white mug and placing it back down (3) lifting a white mug and placing it back down - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "lifting a white mug and placing it back down",
          "start": 0.9667,
          "end": 3.8667
        },
        {
          "step": "lifting a white mug and placing it back down",
          "start": 4.1667,
          "end": 7.8333
        },
        {
          "step": "lifting a white mug and placing it back down",
          "start": 8.1,
          "end": 10.5667
        }
      ],
      "target_step": {
        "event": "shuffling three white mugs",
        "start": 13.2333,
        "end": 23.8
      }
    }
  },
  {
    "id": "cat4_perception_test_6260",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6260.mp4",
    "duration": 7.4561,
    "question": "Given the sequence: (1) hitting toy car against table (2) hitting spoon against table (3) hitting book against table - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "hitting toy car against table",
          "start": 2.0,
          "end": 2.5038
        },
        {
          "step": "hitting spoon against table",
          "start": 2.571,
          "end": 2.739
        },
        {
          "step": "hitting book against table",
          "start": 2.9069,
          "end": 3.31
        }
      ],
      "target_step": {
        "event": "browsing through book",
        "start": 3.5115,
        "end": 5.3925
      }
    }
  },
  {
    "id": "cat4_perception_test_3129",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3129.mp4",
    "duration": 5.4176,
    "question": "Given the sequence: (1) moving object(s) around (2) hitting something against/with something (3) moving object(s) around - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "moving object(s) around",
          "start": 2.0,
          "end": 2.3679
        },
        {
          "step": "hitting something against/with something",
          "start": 2.2007,
          "end": 3.3043
        },
        {
          "step": "moving object(s) around",
          "start": 2.7692,
          "end": 3.2709
        }
      ],
      "target_step": {
        "event": "moving object(s) around",
        "start": 2.8361,
        "end": 3.3712
      }
    }
  },
  {
    "id": "cat4_perception_test_1334",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1334.mp4",
    "duration": 18.0904,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) writing or drawing something on a piece of paper (3) showing something to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 3.3326
        },
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 3.7657,
          "end": 6.2311
        },
        {
          "step": "showing something to the camera",
          "start": 8.1968,
          "end": 12.5612
        }
      ],
      "target_step": {
        "event": "putting something on top of something",
        "start": 15.2264,
        "end": 16.0593
      }
    }
  },
  {
    "id": "cat4_perception_test_6223",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6223.mp4",
    "duration": 17.1923,
    "question": "Given the sequence: (1) putting a red object into a backpack (2) putting a green container into a backpack (3) putting a blue object into a backpack - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a red object into a backpack",
          "start": 2.0,
          "end": 2.9719
        },
        {
          "step": "putting a green container into a backpack",
          "start": 3.3071,
          "end": 4.7147
        },
        {
          "step": "putting a blue object into a backpack",
          "start": 4.9493,
          "end": 9.7418
        }
      ],
      "target_step": {
        "event": "putting a pink bottle into a backpack",
        "start": 12.8922,
        "end": 15.1376
      }
    }
  },
  {
    "id": "cat4_perception_test_6324",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6324.mp4",
    "duration": 8.4627,
    "question": "Given the sequence: (1) putting a card on top of a card (2) putting a card on top of a card (3) putting a card on top of a card - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a card on top of a card",
          "start": 0.3998,
          "end": 0.9995
        },
        {
          "step": "putting a card on top of a card",
          "start": 2.199,
          "end": 2.7321
        },
        {
          "step": "putting a card on top of a card",
          "start": 4.4313,
          "end": 4.9644
        }
      ],
      "target_step": {
        "event": "putting a card on top of a card",
        "start": 5.6641,
        "end": 6.4304
      }
    }
  },
  {
    "id": "cat4_perception_test_4453",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4453.mp4",
    "duration": 11.4632,
    "question": "Given the sequence: (1) putting a small bottle into a box (2) putting a yellow box into a box (3) putting toy cars into a box - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting a small bottle into a box",
          "start": 2.0,
          "end": 3.0663
        },
        {
          "step": "putting a yellow box into a box",
          "start": 3.3996,
          "end": 5.2323
        },
        {
          "step": "putting toy cars into a box",
          "start": 5.5989,
          "end": 7.6316
        }
      ],
      "target_step": {
        "event": "putting spoons into a box",
        "start": 8.0648,
        "end": 9.4311
      }
    }
  },
  {
    "id": "cat4_perception_test_6920",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6920.mp4",
    "duration": 25.7406,
    "question": "Given the sequence: (1) tearing a white paper into pieces (2) tearing a white paper into pieces (3) tearing a green leaf into pieces - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "tearing a white paper into pieces",
          "start": 1.5201,
          "end": 8.0396
        },
        {
          "step": "tearing a white paper into pieces",
          "start": 9.6273,
          "end": 14.1538
        },
        {
          "step": "tearing a green leaf into pieces",
          "start": 14.9307,
          "end": 20.6733
        }
      ],
      "target_step": {
        "event": "tearing a white paper into pieces",
        "start": 22.0583,
        "end": 23.7135
      }
    }
  },
  {
    "id": "cat4_perception_test_4102",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_4102.mp4",
    "duration": 13.4,
    "question": "Given the sequence: (1) showing a green bottle to the camera (2) showing a bottle of oil to the camera (3) pushing a bottle of oil - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "showing a green bottle to the camera",
          "start": 2.0,
          "end": 4.5
        },
        {
          "step": "showing a bottle of oil to the camera",
          "start": 5.5,
          "end": 8.1
        },
        {
          "step": "pushing a bottle of oil",
          "start": 8.3,
          "end": 9.2
        }
      ],
      "target_step": {
        "event": "showing a cucumber to the camera",
        "start": 10.6333,
        "end": 12.3333
      }
    }
  },
  {
    "id": "cat4_perception_test_5816",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_5816.mp4",
    "duration": 10.8696,
    "question": "Given the sequence: (1) putting cucumber into bowl (2) holding bowl of red peppers (3) putting red peppers into bowl - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting cucumber into bowl",
          "start": 2.0,
          "end": 4.6008
        },
        {
          "step": "holding bowl of red peppers",
          "start": 4.0006,
          "end": 5.1676
        },
        {
          "step": "putting red peppers into bowl",
          "start": 4.9342,
          "end": 8.2685
        }
      ],
      "target_step": {
        "event": "holding bowl of green onions",
        "start": 7.535,
        "end": 8.8354
      }
    }
  },
  {
    "id": "cat4_perception_test_1174",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1174.mp4",
    "duration": 14.9328,
    "question": "Given the sequence: (1) opening egg carton (2) breaking egg (3) closing egg carton - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "opening egg carton",
          "start": 1.3333,
          "end": 2.9333
        },
        {
          "step": "breaking egg",
          "start": 2.8666,
          "end": 9.4331
        },
        {
          "step": "closing egg carton",
          "start": 3.4666,
          "end": 4.6332
        }
      ],
      "target_step": {
        "event": "putting egg into bowl",
        "start": 9.4665,
        "end": 12.8997
      }
    }
  },
  {
    "id": "cat4_perception_test_3453",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_3453.mp4",
    "duration": 10.395,
    "question": "Given the sequence: (1) clapping hands (2) clapping hands (3) clapping hands - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "clapping hands",
          "start": 2.0,
          "end": 2.495
        },
        {
          "step": "clapping hands",
          "start": 3.056,
          "end": 3.452
        },
        {
          "step": "clapping hands",
          "start": 4.013,
          "end": 4.574
        }
      ],
      "target_step": {
        "event": "plugging black plug into wall socket",
        "start": 5.069,
        "end": 8.336
      }
    }
  },
  {
    "id": "cat4_perception_test_1700",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_1700.mp4",
    "duration": 18.2179,
    "question": "Given the sequence: (1) writing or drawing something on a piece of paper (2) writing or drawing something on a piece of paper (3) showing something to the camera - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 2.0,
          "end": 5.9706
        },
        {
          "step": "writing or drawing something on a piece of paper",
          "start": 6.8048,
          "end": 9.6076
        },
        {
          "step": "showing something to the camera",
          "start": 10.7421,
          "end": 16.1808
        }
      ],
      "target_step": {
        "event": "holding something in a state",
        "start": 10.7421,
        "end": 16.0807
      }
    }
  },
  {
    "id": "cat4_perception_test_6649",
    "category": "Cat4",
    "video_path": "media/benchmark/cat4_videos/cat4_perception_test_6649.mp4",
    "duration": 10.8304,
    "question": "Given the sequence: (1) putting wallet into bag (2) putting book into bag (3) opening bag - what action comes next?",
    "answer": {
      "observed_steps": [
        {
          "step": "putting wallet into bag",
          "start": 2.0,
          "end": 3.3454
        },
        {
          "step": "putting book into bag",
          "start": 3.749,
          "end": 6.8771
        },
        {
          "step": "opening bag",
          "start": 4.7245,
          "end": 5.1617
        }
      ],
      "target_step": {
        "event": "putting wallet into bag",
        "start": 7.4489,
        "end": 8.828
      }
    }
  },
  {
    "id": "cat5_llp__avvp_1472_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when rhythmic clapping from multiple people is heard, what are the musicians doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A group of musicians are gathered in a room with white tiled walls. One man in the center holds an acoustic guitar and a harp, while another man to his left plays a violin. A third man stands behind them. People are walking in the background. The musicians are clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_llp__avvp_1472_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man in a dark jacket walks from right to left in front of a group of musicians, what kind of sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The sound of rhythmic clapping, as if from a small audience, is heard."
    }
  },
  {
    "id": "cat5_r-avst_0529_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/3Bt9Zpx8E4g.mp4",
    "duration": 143.940499,
    "question": "During the time interval when you hear a firework launching followed by a loud, rapid series of popping and crackling sounds as it explodes and its sparks fall, what visual display can be seen in the sky?",
    "answer": {
      "start": 1.0,
      "end": 15.1,
      "description": "A firework is launched from the ground at night, shooting a column of bright sparks upwards. It then explodes into a shower of white and red sparks that radiate outwards and fall back down."
    }
  },
  {
    "id": "cat5_r-avst_0529_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/3Bt9Zpx8E4g.mp4",
    "duration": 143.940499,
    "question": "During the time interval when a firework is ignited on the ground and shoots a column of bright sparks upward that explode into a wide starburst of white, yellow, and red sparks against a dark night sky, what sound is heard?",
    "answer": {
      "start": 1.0,
      "end": 14.0,
      "description": "A loud, crackling explosion is heard during the time when the firework is ignited on the ground and shoots a column of bright sparks upward that explode into a wide starburst of white, yellow, and red sparks against a dark night sky."
    }
  },
  {
    "id": "cat5_perception_test_1368_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.00333321368081,
    "question": "During the time interval when the sound of liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.5,
      "end": 12.5,
      "description": "The person lifts the electric kettle and pours hot water into the white mug."
    }
  },
  {
    "id": "cat5_perception_test_1368_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.00333321368081,
    "question": "During the time interval when a person wearing a beige cardigan pours hot water from a black electric kettle into a white mug and then places the kettle back on its base, what sound can be heard?",
    "answer": {
      "start": 9.2,
      "end": 13.1,
      "description": "The sound of water being poured from a kettle into a mug is heard during the interval when the person pours hot water into the white mug and then places the kettle back on its base."
    }
  },
  {
    "id": "cat5_r-avst_0460_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/DmGkhygs4_k.mp4",
    "duration": 15.001,
    "question": "During the time interval when the loud, sharp punch impact sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.1,
      "description": "A man with a beard, wearing black shorts, throws a right punch at another man in white shorts. The man in white shorts is hit and stumbles backward."
    }
  },
  {
    "id": "cat5_r-avst_0460_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/DmGkhygs4_k.mp4",
    "duration": 15.001,
    "question": "During the time interval when the fighter in black shorts throws a right punch at his opponent who is raising his hands to block, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A loud, sharp impact sound, like a punch connecting, is heard."
    }
  },
  {
    "id": "cat5_ave_0150_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "During the time interval when a car engine is revving, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A dark-colored car, possibly a hatchback, with the number 56 on its rear window is stationary on a street at night with its brake lights illuminated, surrounded by a crowd of people, while a person in a yellow vest is bending over near the front of the car."
    }
  },
  {
    "id": "cat5_ave_0150_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "During the time interval when a man in a yellow high-visibility vest is pushing a black car on a street at night, what sounds are heard in the background?",
    "answer": {
      "start": 1.8,
      "end": 5.1,
      "description": "The audio contains the indistinct murmur of a crowd of people talking in the background."
    }
  },
  {
    "id": "cat5_perception_test_31927",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5195.mp4",
    "duration": 12.023333152497548,
    "question": "During the time interval when the clattering sound of a spoon being picked up and placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person wearing a red dress and a fluffy light brown coat stands at a kitchen counter and picks up a metal spoon from the counter and holds it up. In the background, there is a bottle of oil, a glass jar with flour, a metal kettle, and a sandwich press."
    }
  },
  {
    "id": "cat5_perception_test_40824_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4421.mp4",
    "duration": 22.93511142218847,
    "question": "During the time interval when you hear the distinct sound of a cardboard box being closed and its flaps being pressed shut, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 20.32,
      "description": "The person's hands are seen pressing down on the top flaps of the orange cardboard box, closing it."
    }
  },
  {
    "id": "cat5_perception_test_40824_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4421.mp4",
    "duration": 22.93511142218847,
    "question": "During the time interval when the person uses both hands to fold and press down the flaps of the orange 'IAMS Delights' cardboard box, what sound is heard?",
    "answer": {
      "start": 18.3,
      "end": 20.3,
      "description": "The sound of cardboard being folded and pressed shut is heard as the person closes the box."
    }
  },
  {
    "id": "cat5_ov-avebench_0004",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/sHXL47A97eg.mp4",
    "duration": 151.440544,
    "question": "During the time interval when a loud, wet burp is heard, what is visually happening in the scene?",
    "answer": {
      "start": 38.62,
      "end": 39.02,
      "description": "A young person with long blonde hair, wearing a black furry hat with cat ears and dark lipstick, is shown from the chest up, holding a red soda can in their left hand and looking up with their mouth open, then laughing and tilting their head back."
    }
  },
  {
    "id": "cat5_perception_test_7864_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "During the time interval when you hear a spoon scraping against a bowl, what is the person visually doing and what objects are present on the counter?",
    "answer": {
      "start": 19.52,
      "end": 25.12,
      "description": "The person is using a spoon to mix a yellow substance, which appears to be an egg, in a small glass bowl. On the white counter, there is a carton of milk, a glass jar, a small blue container, and a plate with a brown liquid."
    }
  },
  {
    "id": "cat5_perception_test_7864_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "During the time interval when a person pours an orange liquid from a black bottle into a glass bowl, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 6.0,
      "description": "The sound of a liquid being poured into a container."
    }
  },
  {
    "id": "cat5_perception_test_66341",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4947.mp4",
    "duration": 19.9304998372744,
    "question": "During the time interval when the distinct thump sound occurs, indicating an object being placed firmly on the table, what is visually happening in the scene?",
    "answer": {
      "start": 15.88,
      "end": 16.12,
      "description": "The person's left hand is shown placing a green, bumpy fruit, a custard apple, onto the wooden table. The fruit is positioned to the left of the carrot and the apple, which are already on the table."
    }
  },
  {
    "id": "cat5_llp__avvp_4920_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a vacuum cleaner starting and running can be heard, what visual actions are taking place?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hand presses a button on a black vacuum cleaner, causing a blue light to illuminate. The vacuum cleaner is then moved across a light-colored wooden floor."
    }
  },
  {
    "id": "cat5_llp__avvp_4920_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "At the moment when a finger presses the illuminated button on the black and silver Bosch vacuum cleaner, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person says 'Okay'."
    }
  },
  {
    "id": "cat5_perception_test_70282",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "During the time interval when the sound of fabric being unfolded and rustled is clearly audible (approximately 16.72 to 24.12 seconds), what is visually happening in the scene?",
    "answer": {
      "start": 16.72,
      "end": 24.12,
      "description": "A person's hands are shown folding and unfolding a piece of colorful, patterned fabric on a table, in front of a window sill with potted plants, while wearing a blue long-sleeved shirt."
    }
  },
  {
    "id": "cat5_r-avst_0544",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/grygJyKvYgs.mp4",
    "duration": 121.579683,
    "question": "During the time interval when you hear the sound of a basketball bouncing, the swish of the net, and an excited sports announcer, what is visually happening in the scene?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A basketball player in a white jersey with the number 3 dribbles the ball, drives towards the basket, and shoots. The ball goes through the hoop as the crowd cheers."
    }
  },
  {
    "id": "cat5_perception_test_42739",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4443.mp4",
    "duration": 15.698066473157082,
    "question": "During the time interval when the continuous rolling sound of a plastic bottle moving across a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A person's hand pushes a clear plastic bottle across a light brown wooden table. The bottle rolls from the foreground towards the background. In the background, there is a black and red sofa with a Rubik's cube and a pink brush on it. A black wallet is also on the table."
    }
  },
  {
    "id": "cat5_ave_0033_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the loud, resonant bell rings out and echoes, what visual details can be observed about the bell tower and its surroundings?",
    "answer": {
      "start": 7.63,
      "end": 10.03,
      "description": "The bell on the left side of the bell tower is shown swinging back and forth, its clapper striking the bell's interior as it moves."
    }
  },
  {
    "id": "cat5_ave_0033_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "While the bell on the left of the tower is swinging back and forth in the visual frame, what sound is heard?",
    "answer": {
      "start": 4.88,
      "end": 10.03,
      "description": "A loud, resonant bell tolls once."
    }
  },
  {
    "id": "cat5_perception_test_65215",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "During the time interval when the sound of a zipper being pulled open occurs, what is visually happening in the scene?",
    "answer": {
      "start": 15.58,
      "end": 20.58,
      "description": "The person's hands are shown opening the pink Hello Kitty pouch. The pouch is on a white table next to a blue handbag, a banana, a head of cauliflower, and a kiwi. The person then opens the blue handbag."
    }
  },
  {
    "id": "cat5_llp__avvp_5431_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, sharp popping sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A person's hand holds a small, white food processor on a countertop and places a deflated, pale pink balloon into the processor's bowl."
    }
  },
  {
    "id": "cat5_llp__avvp_5431_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the hand presses down on the balloon inside the food processor, causing it to inflate, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person speaks, saying, \"Fine, I'll get rid of you myself,\" followed by a loud, low-pitched buzzing sound, characteristic of a food processor being turned on."
    }
  },
  {
    "id": "cat5_perception_test_40572",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4828.mp4",
    "duration": 24.666666666666668,
    "question": "During the time interval when a loud, sharp pop is heard followed by a sustained hissing sound (like a pressurized can being opened), what is the person visually doing?",
    "answer": {
      "start": 9.12,
      "end": 9.52,
      "description": "A person wearing a patterned top and a beige skirt is standing in a room with tiled floors. They are holding a green and black patterned object, which they drop onto the floor. The person then turns and walks towards a white door, opening it."
    }
  },
  {
    "id": "cat5_ave_0092_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/BXmugBgPWcA.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a small, shaggy gray dog initially faces the camera, walks away wagging its tail, and then turns back, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A dog barks, and a person speaks."
    }
  },
  {
    "id": "cat5_ov-avebench_1225_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EsGA85Z3Wzs.mp4",
    "duration": 133.607619,
    "question": "During the time interval when the clicking sound occurs, what is visually shown on the slot machine screen?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A static image of a 'Kajot Lines' slot machine game interface is shown. The screen displays three stopped reels with various symbols, including cherries, bells, plums, oranges, and watermelons. Five paylines are highlighted with colored lines across the reels. The bottom of the screen shows game controls and information, including 'KREDIT 10000', 'GEWINN 0', and a 'START' button."
    }
  },
  {
    "id": "cat5_ov-avebench_1225_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EsGA85Z3Wzs.mp4",
    "duration": 133.607619,
    "question": "During the time interval when the slot machine reels are spinning and then stop to reveal a new combination of symbols, what kind of sound is heard?",
    "answer": {
      "start": 8.0,
      "end": 14.0,
      "description": "A continuous, synthesized electronic melody plays throughout the clip, characteristic of a slot machine or arcade game."
    }
  },
  {
    "id": "cat5_r-avst_0545",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/grygJyKvYgs.mp4",
    "duration": 121.579683,
    "question": "During the time interval when you hear the sound of a basketball bouncing, the swish of the net, and an excited sports announcer, what is visually happening in the scene?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A basketball player in a white jersey with the number 3 dribbles the ball, drives towards the basket, and shoots. The ball goes through the hoop as the crowd in the background cheers and celebrates."
    }
  },
  {
    "id": "cat5_perception_test_36105_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when the sharp clanking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person wearing a white shirt and dark patterned pants is standing at a dark wooden table. They are placing a wooden rolling pin onto a white plate."
    }
  },
  {
    "id": "cat5_perception_test_36105_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when the person picks up and unfolds the black bra on the table, what is being said in the audio?",
    "answer": {
      "start": 12.72,
      "end": 15.12,
      "description": "A male voice speaks in English, saying, \"Then here is a bra. And I remove it.\""
    }
  },
  {
    "id": "cat5_perception_test_34340",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2239.mp4",
    "duration": 18.986466898574832,
    "question": "During the time interval when the clanking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 17.11,
      "end": 18.11,
      "description": "A person wearing a white and red soccer jersey places a carrot on a table. The table has a patterned tablecloth, a glass, a toy car, a knife and fork, a book, and some fruit."
    }
  },
  {
    "id": "cat5_perception_test_39526",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5691.mp4",
    "duration": 34.94295462818807,
    "question": "During the time interval when a single, clear thud is heard from the lamp making contact with the hard floor, what is visually happening in the scene?",
    "answer": {
      "start": 2.02,
      "end": 2.42,
      "description": "A lime green desk lamp is dropped onto the wooden floor, landing on its base with the power cord trailing behind it."
    }
  },
  {
    "id": "cat5_ov-avebench_1406_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/KVMd1zCQaQY.mp4",
    "duration": 73.676916,
    "question": "During the time interval when two men in safety gear—one wearing a yellow helmet and the other an orange helmet—are simultaneously cutting a large log with chainsaws, what sound is heard?",
    "answer": {
      "start": 18.0,
      "end": 27.0,
      "description": "The loud, high-pitched whine of two chainsaws operating simultaneously can be heard as the men cut through the log."
    }
  },
  {
    "id": "cat5_ov-avebench_1450_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Ei3WbKR7tmA.mp4",
    "duration": 41.494059,
    "question": "During the time interval when the loud, low-pitched rumble of a large diesel engine (characteristic of a bus) is heard and intensifies as the bus accelerates, what is visually happening in that scene?",
    "answer": {
      "start": 23.8,
      "end": 32.8,
      "description": "The white and blue bus, with the number 7690 and route Bx8 displayed on its rear, is seen driving away from the camera down a street. It moves past a green street sign and continues down the road, becoming smaller in the frame as it recedes into the distance."
    }
  },
  {
    "id": "cat5_ov-avebench_1450_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Ei3WbKR7tmA.mp4",
    "duration": 41.494059,
    "question": "During the time interval when a white bus is seen driving from left to right, passing behind a black metal fence on an overcast day, what sounds are heard in the scene?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The sound of a large vehicle, likely a bus, accelerating and driving past. The engine noise is prominent, along with the sound of tires on pavement."
    }
  },
  {
    "id": "cat5_perception_test_16414",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "During the time interval when the clattering of dishes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.82,
      "end": 16.82,
      "description": "A person's hand places a light-colored bowl on a black table, next to two other identical bowls. A black remote control and a small pile of coins are also on the table."
    }
  },
  {
    "id": "cat5_ave_0180_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "During the time interval when the white bear character turns its head to the left toward the brown bear at the beginning of the scene, what is being said by the male voice?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A male voice says, \"I think I'm getting ahead of myself. Let's try this. Are you up on your current...\""
    }
  },
  {
    "id": "cat5_perception_test_57219_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "During the time interval when the clanking sound of a metal spoon mixing in a bowl followed by the spoon being placed on the table occurs, what is visually happening in the scene?",
    "answer": {
      "start": 25.22,
      "end": 27.22,
      "description": "The person's hands are seen mixing the salad in the white bowl with the metal spoon. After mixing, the spoon is placed back down on the yellow table."
    }
  },
  {
    "id": "cat5_perception_test_57219_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "During the time interval when the person picks up a dark brown glass bottle, pours liquid into a white bowl, and then places the bottle back on the table, what sounds are heard?",
    "answer": {
      "start": 16.8,
      "end": 19.4,
      "description": "During the interval when the person picks up a dark brown glass bottle, pours liquid into a white bowl, and places the bottle back on the table, the sounds heard are a clinking sound at the beginning, followed by the sound of liquid being poured, and then another clinking sound as the bottle is placed back on the table."
    }
  },
  {
    "id": "cat5_perception_test_56033_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when the sound of liquid being poured into a cup occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 14.5,
      "description": "A person is pouring hot water from a silver electric kettle into a white mug that contains a tea bag. The mug is sitting on a wooden cutting board next to a plate of salad."
    }
  },
  {
    "id": "cat5_perception_test_56033_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when a person is pouring hot water from a silver electric kettle into a white mug that already contains a tea bag, what sound can be heard?",
    "answer": {
      "start": 10.5,
      "end": 15.5,
      "description": "The sound of liquid being poured from a kettle into a cup is heard."
    }
  },
  {
    "id": "cat5_perception_test_49866",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.79104489992286,
    "question": "During the time interval when clock ticking is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.409,
      "description": "A person wearing a blue zip-up hoodie is sitting at a table with a large sheet of white paper in front of them. To the left is a silver tin with a blue pen balanced on top. The person's right hand is resting on the paper, and their left hand is raised near their face. The background shows a kitchen with light-colored cabinets and a microwave."
    }
  },
  {
    "id": "cat5_perception_test_59468",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "During the time interval when the person writes the word 'JUST' on the notepad with a black marker, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 9.0,
      "description": "The sound of a marker writing on paper is heard as the person writes the word 'JUST' on the notepad."
    }
  },
  {
    "id": "cat5_perception_test_8423",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3754.mp4",
    "duration": 12.864611258945864,
    "question": "During the time interval when the sound of cards being shuffled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hands pick up a deck of cards from a wooden table and begin to shuffle them."
    }
  },
  {
    "id": "cat5_ave_0172_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/4LaTWnw4_Z8.mp4",
    "duration": 10.061281,
    "question": "During the time interval when two motorcycles, one red and white and another closely following, are seen racing around a left-hand bend with riders leaning into the turn, what sound is heard in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The high-pitched whine of a motorcycle engine is heard as it accelerates around the bend."
    }
  },
  {
    "id": "cat5_ave_0185_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1PtJ6jckef0.mp4",
    "duration": 10.0,
    "question": "During the time interval when audience clapping is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A young woman wearing a dark green headscarf is speaking into a microphone. She is seated at a table with other people. The background is a green wall. The video quality is low and has a green tint."
    }
  },
  {
    "id": "cat5_ov-avebench_0667_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChCmJfn62OU.mp4",
    "duration": 115.542494,
    "question": "During the time interval when a child says in German, 'Das ist ein Flugzeug und das ist ein Flugzeug,' what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A wide, grassy field with a line of trees in the middle ground. In the background, there are some buildings. A dark-colored propeller airplane flies into the frame from the left, banking to the right as it passes over the trees and exits the frame on the right."
    }
  },
  {
    "id": "cat5_ov-avebench_0667_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChCmJfn62OU.mp4",
    "duration": 115.542494,
    "question": "During the time interval when a vintage propeller airplane is seen flying low over a green field from left to right and then banking to the right, what sound is heard in the scene?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The loud, deep roar of a vintage propeller airplane engine dominates the audio as it flies low overhead."
    }
  },
  {
    "id": "cat5_perception_test_38630_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4381.mp4",
    "duration": 13.030766721388318,
    "question": "During the time interval when the sound of paper being torn occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.42,
      "end": 2.02,
      "description": "A person's hand tears a piece of paper. The paper is pink and has a cartoon character on it. The person is standing in a kitchen, and there is a refrigerator and a container of coffee beans in the background."
    }
  },
  {
    "id": "cat5_perception_test_38630_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4381.mp4",
    "duration": 13.030766721388318,
    "question": "During the time interval when a small light blue cylindrical object is placed on a pink Barbie book, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A single, sharp clack, like a small object being set down on a hard surface."
    }
  },
  {
    "id": "cat5_ov-avebench_0023_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "During the time interval when the low, guttural growl is heard, what is the woman doing visually and what text appears on the screen?",
    "answer": {
      "start": 16.64,
      "end": 20.64,
      "description": "The woman is shown in a close-up, wearing a green t-shirt, coughing into her fist. White text is superimposed over the image, reading: 'SADLY THATS ALL SHE HAS! LEAVE SUGGESTIONS IN THE COMMENTS BELOW!'. She stops coughing and looks at the camera during this interval."
    }
  },
  {
    "id": "cat5_ov-avebench_0023_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "During the time interval when the woman brings her fist to her mouth appearing to gag, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A person is heard gagging and retching."
    }
  },
  {
    "id": "cat5_ave_0173_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/4LaTWnw4_Z8.mp4",
    "duration": 10.061281,
    "question": "During the time interval when two motorcycles, one red and white and another closely following, are seen racing around a left-hand bend with riders leaning into the turn, what sound is heard in the background?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The high-pitched whine of a motorcycle engine is heard as it accelerates around the bend."
    }
  },
  {
    "id": "cat5_ave_0761_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "During the time interval where metallic clanking and scraping sounds occur, indicating a metal tool moving through wood shavings, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A metal tool, likely tongs or tweezers, is moving through a bed of light-colored wood shavings. A small, brown and white animal, likely a hamster, is partially visible on the right side of the frame."
    }
  },
  {
    "id": "cat5_ave_0761_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "During the time interval when a metal tool is seen scooping wood shavings and a small light-brown animal (likely a hamster) is moving through them, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "The distinct, high-pitched squeaking of a small animal, likely a hamster, is heard throughout the clip."
    }
  },
  {
    "id": "cat5_perception_test_68818",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "During the time interval when the sounds of multiple plastic bottles being placed into a cardboard box are heard—including soft thuds and clinks—what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "description": "A person's hand places several bottles into an open cardboard box. The items include a white tube of sunscreen, a small blue bottle of hand sanitizer, a white bottle of Fixx hair product, a black spray bottle, and a larger blue bottle of hand sanitizer. The person picks up each item from the table and puts it into the box."
    }
  },
  {
    "id": "cat5_ov-avebench_1157",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/-Lh900sOUwI.mp4",
    "duration": 92.32254,
    "question": "During the time interval when a rhythmic, percussive sound followed by a loud, sustained, low-pitched electronic buzz is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "The camera is positioned low, looking through a doorway into another room. A red refrigerator covered in magnets and papers is on the left. A person wearing a blue shirt and red-and-white striped pants enters from the left, holding a blue electric guitar. They walk towards the center of the frame and begin to play the guitar."
    }
  },
  {
    "id": "cat5_ov-avebench_0642",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/7-714VEDqAc.mp4",
    "duration": 117.005351,
    "question": "During the time interval when the on-screen text 'JAMES BOND', 'MUSIQUE DE JOHN BARRY', etc. is displayed, what can be heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 9.0,
      "description": "The audio consists of a single, sustained, low-pitched musical note played on a stringed instrument, likely a guitar."
    }
  },
  {
    "id": "cat5_llp__avvp_3654_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0ZAR-Tbrv3s.mp4",
    "duration": 10.031096,
    "question": "During the time interval when the high-pitched, reedy melody on electronic cymbals or similar percussion is playing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A man in a light-colored shirt is seated and playing an electronic drum kit. The camera then pans to the right, showing a person in a black shirt bending over, and then a wider view of a group of people gathered under a large green tarp or tent."
    }
  },
  {
    "id": "cat5_llp__avvp_3654_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0ZAR-Tbrv3s.mp4",
    "duration": 10.031096,
    "question": "During the time interval when the man in the light-colored shirt is playing the electronic drum set, what musical sound can be heard besides the drumming?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A harmonica plays a distinct melody alongside the sound of the electronic drum set."
    }
  },
  {
    "id": "cat5_llp__avvp_0161_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9esovZc8MlY.mp4",
    "duration": 10.0,
    "question": "During the time interval when you see a person on a yellow and black sport motorcycle revving the engine and spinning the rear tire to produce a cloud of white smoke in a parking lot, what sounds are heard?",
    "answer": {
      "start": 4.8,
      "end": 10.0,
      "description": "The loud, high-pitched roar of a motorcycle engine being revved, accompanied by the distinct screeching sound of a spinning tire creating smoke."
    }
  },
  {
    "id": "cat5_perception_test_68463",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8843.mp4",
    "duration": 15.166666666666666,
    "question": "During the time interval when a door closes with a solid thud and a click, what is visually happening in the scene?",
    "answer": {
      "start": 9.11,
      "end": 12.61,
      "description": "A person's hand moves the door handle to shut the door, and the door swings closed as the hand is visible during the closing motion."
    }
  },
  {
    "id": "cat5_llp__avvp_5148_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a male voice says, 'I love B-ball,' what is visually displayed on screen?",
    "answer": {
      "start": 0.0,
      "end": 2.48,
      "description": "A white circular logo with the text 'iLuv BBall .com' is displayed on a black background, framed by a film strip border."
    }
  },
  {
    "id": "cat5_llp__avvp_5148_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the video shows a player in a black jersey (#13) dunking a basketball, with text overlays introducing 'iLuvBBall.com presents...' and 'CONSTRUCTION VS VAN BUREN', what type of music or sound is heard in the background?",
    "answer": {
      "start": 4.88,
      "end": 9.98,
      "description": "A dramatic, orchestral music piece with a strong, driving beat begins and plays throughout the entire interval."
    }
  },
  {
    "id": "cat5_ave_0381_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sizzling sound of food cooking in a hot pan is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A person's hands are adding raw chicken wings into a black wok that is on a lit gas stove. The chicken wings are pink and appear to be coated in a liquid. The sizzling sound begins as the chicken hits the hot pan."
    }
  },
  {
    "id": "cat5_ave_0381_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hands are cutting a yellow onion in half on a white cutting board, what is being said in the audio?",
    "answer": {
      "start": 3.34,
      "end": 6.1,
      "description": "A person is speaking, saying, \"Meanwhile, chop an onion into half like so.\""
    }
  },
  {
    "id": "cat5_perception_test_14459",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_ov-avebench_0937_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "During the time interval when a person speaks and a small engine starts and revs up, what is visually happening with the helicopter?",
    "answer": {
      "start": 0.0,
      "end": 4.8,
      "description": "A person's hand holds a yellow and black remote-controlled helicopter on a grassy hill. The helicopter's rotors begin to spin rapidly, and the helicopter lifts off the person's hand and flies away."
    }
  },
  {
    "id": "cat5_ov-avebench_0937_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "During the time interval when a man in a red shirt raises his arm to catch a small yellow toy helicopter in a grassy field, what sounds are heard?",
    "answer": {
      "start": 181.6,
      "end": 185.0,
      "description": "The sound of a small helicopter's rotor blades whirring is heard continuously. A short, sharp exhalation or grunt from a person is heard at the end of the interval."
    }
  },
  {
    "id": "cat5_perception_test_68809",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "During the time interval when the sounds of multiple plastic bottles being placed into a cardboard box are heard—including soft thuds and clinks—what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "description": "A person's hand places several bottles into an open cardboard box. The items include a white tube of sunscreen, a small blue bottle of hand sanitizer, a white bottle of Fixx hair product, a black spray bottle, and a larger blue bottle of hand sanitizer. The person picks up each item from the table and puts it into the box."
    }
  },
  {
    "id": "cat5_ov-avebench_0534_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IfELoiK8RNc.mp4",
    "duration": 122.62458,
    "question": "During the time interval when a man with a mustache, wearing a red and orange plaid shirt, is seen playing a large wooden harp with his hands actively plucking the strings, what kind of sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 13.0,
      "description": "A solo harp is being played, producing a series of clear, resonant notes and arpeggios."
    }
  },
  {
    "id": "cat5_llp__avvp_4018_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "During the time interval when the woman with short brown hair and glasses is speaking into a black microphone while standing next to an older man with glasses holding a microphone, what is being said?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Follow him.\""
    }
  },
  {
    "id": "cat5_llp__avvp_3355_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "During the time interval when you hear a basketball bouncing on a hard surface along with squeaking athletic shoes and crowd noise, what specific actions are visible on the basketball court?",
    "answer": {
      "start": 0.0,
      "end": 3.1,
      "description": "A basketball player in a green jersey jumps and dunks the ball. The scene then cuts to a different basketball game where a player in a maroon jersey dribbles the ball down the court, guarded by a player in a white jersey."
    }
  },
  {
    "id": "cat5_llp__avvp_3355_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a green jersey dunks the ball with his right hand in a basketball arena, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male announcer speaks, saying '...see, that was a...', followed by a loud buzzer sound."
    }
  },
  {
    "id": "cat5_r-avst_0556_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/x0fI4QXOz9M.mp4",
    "duration": 59.814603,
    "question": "During the time interval when the small black and white dog gets up from the tiled floor and runs toward the roller coaster, what dog-related sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 4.4,
      "description": "A dog barks several times."
    }
  },
  {
    "id": "cat5_llp__avvp_5285_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled along with squeaking athletic shoes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A basketball game is in progress on an indoor court. Players in yellow and white uniforms are actively playing. One player in a yellow uniform jumps to shoot the ball towards the hoop. Other players are positioned around the basket, and spectators are visible in the background. A scoreboard is visible on the wall."
    }
  },
  {
    "id": "cat5_llp__avvp_5285_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when a basketball player in a white jersey dunks the ball into the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The sound of a basketball bouncing on a hard court is heard, followed by a loud, sharp squeak of athletic shoes on the same surface, and then a collective 'ooh' from the crowd."
    }
  },
  {
    "id": "cat5_perception_test_5222",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_273.mp4",
    "duration": 12.298033551891136,
    "question": "During the time interval when the sound of a plastic lid being twisted and unscrewed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.48,
      "end": 4.88,
      "description": "A person's hands are shown twisting and unscrewing a small, dark-colored jar with a green lid. The jar is sitting on a wooden table next to a larger plastic bottle and a small open container with a green substance."
    }
  },
  {
    "id": "cat5_perception_test_48467",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "During the time interval when the sound of a book being opened and pages being flipped occurs, what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 4.1,
      "description": "A person wearing a black vest over a white long-sleeved shirt picks up a book with a red cover from a wooden desk and opens it, flipping through the pages."
    }
  },
  {
    "id": "cat5_llp__avvp_4817_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing and a buzzer at the end can be heard, what visual actions take place on the court?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop, and the referee signals a successful basket by raising both arms."
    }
  },
  {
    "id": "cat5_llp__avvp_4817_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a white jersey with the number 3 catches the ball and shoots a three-pointer, what does the announcer say?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "The announcer says, \"key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_ave_0646_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, multi-tone horn characteristic of a large vehicle is continuously sounding, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A lime green bus with the words 'GALUH BAKA' on its side drives past the camera on a paved road. The camera then follows a small red van as it drives down the same road. In the background, there are trees, buildings, and another bus. The sky is overcast."
    }
  },
  {
    "id": "cat5_ave_0646_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "During the time interval when the large bright green bus with 'GALANG BAKA' in red on its side drives past the camera from left to right, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A loud, high-pitched, and repetitive electronic horn, similar to a siren or a musical instrument, is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_2567_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what sounds are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audience is heard clapping along to the rhythm of the music, with no distinct shout audible"
    }
  },
  {
    "id": "cat5_llp__avvp_4315_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the loud roar of a monster truck engine is heard as it accelerates and performs a jump, what is visually happening on the television screen?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "On a television screen, a blue monster truck is driving on a dirt track in the foreground, while a green monster truck is airborne in the background, having launched off a ramp and performing a jump over the blue truck. The green truck has a skull design and the words 'Drive 'Em' on its front, visible as the camera cuts to a close-up."
    }
  },
  {
    "id": "cat5_llp__avvp_4315_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the green monster truck with a skull design is seen jumping over the blue monster truck on a dirt track, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a large engine revving and the roar of tires on dirt are prominent, accompanied by a male announcer excitedly saying, 'Monster truck!'"
    }
  },
  {
    "id": "cat5_perception_test_0832",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 16.8,
      "description": "A person picks up a black kettle and pours its contents into a white mug."
    }
  },
  {
    "id": "cat5_ov-avebench_0746_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/LzwYHvWECjQ.mp4",
    "duration": 26.052789,
    "question": "During the time interval when the loud, powerful crashing of ocean waves against rocks is heard, what is visible from inside the dark cave or crevice?",
    "answer": {
      "start": 15.0,
      "end": 25.0,
      "description": "The camera pans across the turbulent ocean visible from the cave's opening, showing large waves with white foam crashing against dark, jagged rocks along the coastline."
    }
  },
  {
    "id": "cat5_ov-avebench_0746_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/LzwYHvWECjQ.mp4",
    "duration": 26.052789,
    "question": "During the time interval when the view from inside a dark cave shows large ocean waves crashing against jagged rocks along a sunny coastline, with silhouettes of people briefly visible at the cave entrance, what sound is heard?",
    "answer": {
      "start": 13.0,
      "end": 26.0,
      "description": "The sound of powerful ocean waves crashing against rocks is heard, accompanied by the continuous, low rumble of the sea."
    }
  },
  {
    "id": "cat5_perception_test_39522",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5691.mp4",
    "duration": 34.94295462818807,
    "question": "During the time interval when a single, clear thud is heard from the lamp making contact with the hard floor, what is visually happening in the scene?",
    "answer": {
      "start": 2.02,
      "end": 2.42,
      "description": "A lime green desk lamp is dropped onto the wooden floor, landing on its base with the power cord trailing behind it."
    }
  },
  {
    "id": "cat5_ov-avebench_0306",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EnO7UI5MQms.mp4",
    "duration": 152.973061,
    "question": "During the time interval when a person is speaking and a horse is making sounds, what is visually happening in the scene?",
    "answer": {
      "start": 103.0,
      "end": 110.0,
      "description": "A person wearing a pink shirt and a black hat is sitting on a brown horse in a dirt arena. The horse is standing still. In the background, there is a wooden fence and trees. The camera is handheld and shaky."
    }
  },
  {
    "id": "cat5_perception_test_4785",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "During the time interval when the sound of a plastic cap being twisted and tightened onto a bottle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.52,
      "end": 20.52,
      "description": "The man's hands are shown twisting a green cap onto the neck of the yellow bottle."
    }
  },
  {
    "id": "cat5_ave_0184_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1PtJ6jckef0.mp4",
    "duration": 10.0,
    "question": "During the time interval when audience clapping is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A young woman wearing a dark green headscarf is speaking into a microphone. She is seated at a table with other people. The background is a green wall. The video quality is low and has a green tint."
    }
  },
  {
    "id": "cat5_llp__avvp_2763_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when the loud crashing sound, like a vehicle collision, is heard, what visual scene is shown?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A close-up, shaky shot of a person in a red jacket and blue helmet, possibly on a motorcycle, with a red and white object, like a flag or banner, in the foreground. The scene is chaotic and blurry."
    }
  },
  {
    "id": "cat5_llp__avvp_2763_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when a person is riding a small red mobility scooter across a street at an intersection, passing in front of a red brick building and a traffic light, what is heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A male voice speaks over upbeat, rhythmic music."
    }
  },
  {
    "id": "cat5_r-avst_0612_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/Pf_5TncWkIM.mp4",
    "duration": 78.441,
    "question": "During the time interval when the sound of a ukulele being strummed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A man wearing a blue and white floral shirt and black pants is standing on a porch, holding a ukulele. He is strumming the ukulele with his right hand and fretting the strings with his left hand."
    }
  },
  {
    "id": "cat5_r-avst_0612_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/Pf_5TncWkIM.mp4",
    "duration": 78.441,
    "question": "During the time interval when a man is seen standing on a porch, leaning against a white door frame and singing while playing a ukulele, what audio is heard?",
    "answer": {
      "start": 0.0,
      "end": 11.9,
      "description": "A man sings in a foreign language while playing a ukulele."
    }
  },
  {
    "id": "cat5_llp__avvp_1243_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when you hear the distinct sound of playing cards being thrown and fluttering through the air, what is visually happening in the scene?",
    "answer": {
      "start": 2.82,
      "end": 4.32,
      "description": "A top-down view of a green felt poker table. Numerous hands reach in from the edges of the frame, tossing playing cards and poker chips into the air. The cards and chips are scattered and falling."
    }
  },
  {
    "id": "cat5_llp__avvp_1243_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a woman is seen dancing on top of a poker table in a casino while surrounded by men in tuxedos, what type of music and vocal elements are heard in the audio?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "The audio features upbeat, rhythmic music with a strong beat, accompanied by a male voice singing in a foreign language."
    }
  },
  {
    "id": "cat5_ov-avebench_1214_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/AOSVHoRTyC4.mp4",
    "duration": 45.85941,
    "question": "During the time interval when the rooster crows loudly, what is visually happening in the scene?",
    "answer": {
      "start": 2.48,
      "end": 7.52,
      "description": "A white rooster with a red comb stands on a blue surface, repeatedly tilting its head back and opening its beak in a crowing motion."
    }
  },
  {
    "id": "cat5_perception_test_45903_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11021.mp4",
    "duration": 12.430222390817903,
    "question": "During the time interval when the sound of a pencil writing on paper is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hand is seen writing the word \"LOVE\" in reverse on a lined notepad with a red pencil. The hand moves from right to left, forming the letters one by one. The person is wearing a plaid shirt, and the camera is positioned above the notepad."
    }
  },
  {
    "id": "cat5_perception_test_45903_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11021.mp4",
    "duration": 12.430222390817903,
    "question": "During the time interval when a hand is writing the word 'LOVE' in reverse on a notepad with a red pencil, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The sound of a pencil writing on paper is heard."
    }
  },
  {
    "id": "cat5_perception_test_22715_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when a single sharp clink sound occurs—like glass or ceramic hitting a hard surface—what is visually happening with the person's hands and the spoon with the rainbow-colored, mermaid-tail-shaped handle?",
    "answer": {
      "start": 10.01,
      "end": 10.51,
      "description": "The person's hands are holding a spoon with a rainbow-colored, mermaid-tail-shaped handle and placing it on the table, not into a mug."
    }
  },
  {
    "id": "cat5_perception_test_22715_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when the left hand picks up a spoon from one white cup and places it into a second white cup with black writing, what sound is heard?",
    "answer": {
      "start": 17.0,
      "end": 20.0,
      "description": "A clattering sound, like a spoon being placed in a cup, is heard."
    }
  },
  {
    "id": "cat5_ov-avebench_0552_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/FXaFJAmZEiE.mp4",
    "duration": 14.001633,
    "question": "During the time interval when the loud, high-pitched wailing siren of an emergency vehicle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 5.74,
      "end": 14.001,
      "description": "The white ambulance is seen driving down the street, moving away from the camera's position. It passes a large white truck on its right side."
    }
  },
  {
    "id": "cat5_perception_test_47039",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "During the time interval when the rustling of paper is heard as the person pulls the paper from the pouch, what is visually happening in the scene?",
    "answer": {
      "start": 15.12,
      "end": 20.52,
      "description": "The person's hands are seen opening a black pouch on the counter and pulling out a folded piece of paper from inside."
    }
  },
  {
    "id": "cat5_llp__avvp_6106",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "During the time interval when a rooster is heard crowing loudly, what is visually happening in the scene?",
    "answer": {
      "start": 4.24,
      "end": 9.24,
      "description": "A white rooster with a red comb and wattle stands on a blue surface, repeatedly opening its beak and moving its head up and down in a crowing motion."
    }
  },
  {
    "id": "cat5_perception_test_60771",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "During the time interval when the sound of cards being shuffled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.0,
      "end": 17.5,
      "description": "The person's hands are seen shuffling a deck of red-backed playing cards on the wooden table by sliding them around."
    }
  },
  {
    "id": "cat5_ov-avebench_0801",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1zr3Ugsz3dA.mp4",
    "duration": 42.562177,
    "question": "During the time interval when the short, upbeat musical jingle with a plucked string melody and light percussion is playing, what appears visually on the screen and how does it change over time?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "The video begins with a white screen. At around 1 second, a logo appears and remains until the end of the interval. The logo displays the words 'POKE' and 'HEART' in blue, blocky font with a white outline, with a red heart between them containing the word 'my' and a smiley face inside it."
    }
  },
  {
    "id": "cat5_llp__avvp_1697_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a violin playing a melody can be heard, what is visually happening in the scene?",
    "answer": {
      "start": 4.62,
      "end": 9.62,
      "description": "A woman with short brown hair, wearing a maroon top, is holding a violin and bow. She is looking down at the instrument and moving the bow across the strings."
    }
  },
  {
    "id": "cat5_llp__avvp_1697_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair, wearing a maroon top, is playing a violin while looking down at the instrument, what sound can be heard?",
    "answer": {
      "start": 4.4,
      "end": 9.1,
      "description": "A violin is being played, producing a melody."
    }
  },
  {
    "id": "cat5_ave_0608_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1SMerEFcw_E.mp4",
    "duration": 10.0,
    "question": "During the time interval when a goat is bleating, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A close-up shot shows the head of a brown goat with a black face, its mouth opening and closing as it bleats while lying on a bed of yellow hay, positioned against a dark blue brick wall."
    }
  },
  {
    "id": "cat5_llp__avvp_4814_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what visual actions take place on the court?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop. A referee in a black and white striped shirt raises his arms to signal a successful basket."
    }
  },
  {
    "id": "cat5_llp__avvp_4814_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a white jersey with the number 3 catches the ball and shoots it toward the hoop, what does the announcer say?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "The announcer says, \"top of the key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_ov-avebench_0643",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/7-714VEDqAc.mp4",
    "duration": 117.005351,
    "question": "During the time interval when the on-screen text 'JAMES BOND', 'MUSIQUE DE JOHN BARRY', etc. is displayed (approximately 0.5 to 8.5 seconds), what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 9.0,
      "description": "The audio consists of a single, sustained, low-pitched musical note played on a stringed instrument, likely a guitar."
    }
  },
  {
    "id": "cat5_perception_test_3262",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "During the time interval when the sharp, rapid clattering sound of a plastic container being shaken vigorously occurs, what is the person visually doing in the kitchen?",
    "answer": {
      "start": 12.64,
      "end": 14.34,
      "description": "The person is seen picking up a clear plastic container from the table and shaking it vigorously with both hands."
    }
  },
  {
    "id": "cat5_ov-avebench_1196_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "During the time interval when the baby's laughter is heard, what is the baby wearing and what is visible in the background?",
    "answer": {
      "start": 1.48,
      "end": 3.0,
      "description": "A baby with light hair and blue eyes, wearing a blue bib with a white ghost-like logo, is sitting in a white high chair and laughing with its mouth open. In the background, there is a kitchen counter with various items, a wooden door, and orange text overlaid on the video."
    }
  },
  {
    "id": "cat5_ov-avebench_1196_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "During the time interval when the baby opens its mouth wide and begins to laugh while sitting in the high chair, what does the audio reveal about the baby's vocalization?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A baby is heard laughing."
    }
  },
  {
    "id": "cat5_llp__avvp_5463_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Dk4YYDzk6v4.mp4",
    "duration": 10.01,
    "question": "During the time interval when a man with long dark hair and a beard, wearing a dark jacket, turns his head to face a microphone on a stand in a dark environment with a red light behind him, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "A male voice sings into the microphone."
    }
  },
  {
    "id": "cat5_ave_0151_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "During the time interval when a car engine is revving, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A dark-colored car, possibly a hatchback with the number 56 on its rear window, is stationary on a street at night with its brake lights illuminated, surrounded by a crowd of people, while a person in a yellow vest is bending over near the front of the car."
    }
  },
  {
    "id": "cat5_ave_0151_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "During the time interval when a man in a yellow high-visibility vest is pushing a black car from the front driver's side, what sounds are heard in the background?",
    "answer": {
      "start": 1.8,
      "end": 5.1,
      "description": "The audio contains the indistinct murmur of a crowd of people talking in the background."
    }
  },
  {
    "id": "cat5_ov-avebench_0307",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EnO7UI5MQms.mp4",
    "duration": 152.973061,
    "question": "During the time interval when a person is speaking and a horse is making sounds, what is visually happening in the scene?",
    "answer": {
      "start": 103.0,
      "end": 110.0,
      "description": "A person wearing a pink shirt and a black hat is sitting on a brown horse in a dirt arena. The horse is standing still. In the background, there is a wooden fence and trees. The camera is handheld and shaky."
    }
  },
  {
    "id": "cat5_perception_test_6842",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8867.mp4",
    "duration": 14.580344539985996,
    "question": "During the time interval when the sound of plate clattering occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person's hands are placing two round pieces of bread onto a white plate on a wooden table. In the background, there is a small white cup containing a peach and an orange, and a piece of lettuce with a red tomato slice on it."
    }
  },
  {
    "id": "cat5_perception_test_40737_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time interval when the sound of a book being closed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.42,
      "description": "A person's hands are seen closing a blue notebook on a wooden table, pushing it to the left side of the frame."
    }
  },
  {
    "id": "cat5_perception_test_40737_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time interval when a hand is seen squeezing a yellow rubber duck on a wooden table, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person speaks, followed by the sound of a plastic object being squeezed."
    }
  },
  {
    "id": "cat5_ov-avebench_0816_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/HXvge-6i_mk.mp4",
    "duration": 46.16127,
    "question": "During the time interval when the sharp clicking sound occurs at the beginning of the clip, what is the rooster doing visually?",
    "answer": {
      "start": 0.0,
      "end": 0.4,
      "description": "A white rooster with a red comb and wattle stands on a blue surface. It is initially still, then lifts its left leg and flaps its wings."
    }
  },
  {
    "id": "cat5_perception_test_14003_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "During the time interval when a coin drops onto a hard surface, what is visually happening in the scene?",
    "answer": {
      "start": 12.52,
      "end": 13.52,
      "description": "A person's hands are visible on a glass table. They place a lined notepad down, followed by a blue marker. A coin is already on the table. The person then places a red circular object next to the marker."
    }
  },
  {
    "id": "cat5_perception_test_14003_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "During the time interval when two yellow geometric shapes are placed on a piece of lined paper, what sounds are heard?",
    "answer": {
      "start": 15.5,
      "end": 17.5,
      "description": "A series of sharp, distinct clicking sounds are heard, like plastic pieces being snapped together or placed on a hard surface."
    }
  },
  {
    "id": "cat5_ov-avebench_1156",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/-Lh900sOUwI.mp4",
    "duration": 92.32254,
    "question": "During the time interval when a rhythmic, percussive sound is followed by a loud, sustained, low-pitched electronic buzz, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "The camera is positioned low, looking through a doorway into another room. A red refrigerator covered in magnets and papers is on the left. A person wearing a blue shirt and red-and-white striped pants enters from the left, holding a blue electric guitar. They walk towards the center of the frame and begin to play the guitar."
    }
  },
  {
    "id": "cat5_llp__avvp_3749_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3nW0Dj2dOFo.mp4",
    "duration": 10.01,
    "question": "During the time interval when the hands are seen using a sponge to apply red ink onto the wing of a die-cut bird, what is being said and heard in the audio?",
    "answer": {
      "start": 2.0,
      "end": 6.0,
      "description": "A person speaks, saying, \"wing of riding her red. I'm going to do a little sponging on the wing as well,\" followed by the sound of a sponge being rubbed on a surface."
    }
  },
  {
    "id": "cat5_r-avst_0054_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/1hoUEfsTmdE.mp4",
    "duration": 191.378866,
    "question": "During the time interval when a child is singing, what is visually happening in the scene?",
    "answer": {
      "start": 8.0,
      "end": 13.0,
      "description": "A young child with pigtails stands in front of a white door, holding a pink and purple toy microphone. The child is looking down and appears to be singing or speaking into the microphone."
    }
  },
  {
    "id": "cat5_r-avst_0054_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/1hoUEfsTmdE.mp4",
    "duration": 191.378866,
    "question": "During the time interval when the young girl with pigtails sings into a pink and purple toy microphone, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "A child sings into the toy microphone."
    }
  },
  {
    "id": "cat5_ov-avebench_1334_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EcKaybxKLqI.mp4",
    "duration": 32.206077,
    "question": "During the time interval when one of the lions lifts its head and opens its mouth wide, as if roaring or yawning, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A deep, resonant lion roar is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_1680_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "During the time interval when the audience is applauding, what are the musicians doing visually on stage?",
    "answer": {
      "start": 6.87,
      "end": 9.97,
      "description": "The violinist stands with his bow raised, while the cellist stands up and they both turn towards the audience and bow."
    }
  },
  {
    "id": "cat5_perception_test_45789",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_867.mp4",
    "duration": 12.599777731431558,
    "question": "During the time interval when the clear clinking sound of glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.4,
      "description": "A person's hand places a blue glass onto a wooden table. The glass is positioned next to a white remote control and a blue pen. A small blue toy car is resting on top of the remote control."
    }
  },
  {
    "id": "cat5_llp__avvp_2417_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when the sound of a basketball bouncing on a wooden court is heard, followed by a male announcer speaking excitedly and ending with a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey with the number 24 dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense. The game is being played in a large arena with a crowd in the stands."
    }
  },
  {
    "id": "cat5_llp__avvp_2417_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when a basketball player in a black jersey with the number 24 is dribbling down the court while being defended, with other players moving and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball being dribbled and the squeaking of shoes on the court. A buzzer sounds at the end."
    }
  },
  {
    "id": "cat5_perception_test_60525",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "During the time interval when the sound of a zipper opening is heard, what is the person visually doing and what objects are involved?",
    "answer": {
      "start": 15.52,
      "end": 16.52,
      "description": "The person's hand is seen pulling the zipper of the pink backpack open, revealing the red wallet inside."
    }
  },
  {
    "id": "cat5_ov-avebench_1380_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "During the time interval when a female voice is heard singing accompanied by guitar strumming, what is the woman doing visually?",
    "answer": {
      "start": 9.8,
      "end": 15.2,
      "description": "A young woman with dark hair in a ponytail, wearing a white t-shirt and blue jeans, is sitting on a bed with a patterned comforter. She is singing and looking off-camera to her left. She then picks up a black object, which appears to be a guitar, and holds it in her lap."
    }
  },
  {
    "id": "cat5_ov-avebench_1380_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "During the time interval when the woman reaches down and picks up a black electric guitar, what sounds are heard?",
    "answer": {
      "start": 12.3,
      "end": 13.5,
      "description": "A female voice sings a cappella, followed by the sound of a guitar being strummed."
    }
  },
  {
    "id": "cat5_perception_test_20408",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "During the time interval when the sound of glass jars sliding across a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.02,
      "end": 11.52,
      "description": "The person's hands are seen moving the two glass jars across the wooden table, causing them to slide."
    }
  },
  {
    "id": "cat5_ave_0634_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "During the time interval when a child is crying and whimpering, followed by an adult male asking 'You want this?' and the child muffledly responding 'Yeah,' what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A young boy with blonde hair, wearing a light blue polo shirt, is sitting in a black car seat inside a moving vehicle. He is crying, with his eyes squeezed shut and his right hand pressed against his right eye. The scenery outside the car window is a blur of green, indicating motion."
    }
  },
  {
    "id": "cat5_ave_0634_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "During the time interval when a young boy with blonde hair, wearing a light blue polo shirt, is sitting in a black car seat inside a moving vehicle and crying while rubbing his right eye, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A child is crying and speaking, followed by an adult male asking a question and the child responding affirmatively."
    }
  },
  {
    "id": "cat5_ov-avebench_1197_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "During the time interval when the baby's laughter is heard, what is the baby wearing and what is visible in the background?",
    "answer": {
      "start": 1.48,
      "end": 3.0,
      "description": "A baby with light hair and blue eyes, wearing a blue bib with a white ghost-like logo, is sitting in a white high chair and laughing with its mouth open. In the background, there is a kitchen counter with various items and a wooden door. Orange text is overlaid on the video."
    }
  },
  {
    "id": "cat5_ov-avebench_1197_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "During the time interval when the baby opens its mouth wide and begins to laugh while sitting in the high chair, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A baby is heard laughing."
    }
  },
  {
    "id": "cat5_ave_0635_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "During the time interval when a child is crying and whimpering, followed by an adult male asking 'You want this?' and the child muffledly responding 'Yeah,' what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A young boy with blonde hair, wearing a light blue polo shirt, is sitting in a black car seat inside a moving vehicle. He is crying, with his eyes squeezed shut and his right hand pressed against his right eye. The scenery outside the car window is a blur of green, indicating motion."
    }
  },
  {
    "id": "cat5_ave_0635_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "During the time interval when a young boy with blonde hair, wearing a light blue polo shirt, is sitting in a black car seat inside a moving vehicle and crying while rubbing his right eye, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A child is crying and speaking, followed by an adult male asking a question and the child responding affirmatively."
    }
  },
  {
    "id": "cat5_perception_test_14444",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_perception_test_14435",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_ov-avebench_0170_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChEmnsjAkkY.mp4",
    "duration": 97.15229,
    "question": "During the time interval when the young man with dark hair is seen playing a bright blue violin in a music store, what does the audio sound like?",
    "answer": {
      "start": 23.0,
      "end": 32.0,
      "description": "The audio consists of the sound of a violin being played, producing a high-pitched, somewhat dissonant melody."
    }
  },
  {
    "id": "cat5_ave_0641_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/2Lej8aE00uw.mp4",
    "duration": 10.007339,
    "question": "During the time interval when the green and white bus is turning right under the concrete overpass, what engine and electronic sounds are audible?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The continuous, low rumble of a large vehicle engine is audible throughout the interval, with a brief, high-pitched electronic beep heard near the end."
    }
  },
  {
    "id": "cat5_perception_test_47823",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "During the time interval when the sound of a zipper being pulled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.62,
      "description": "A person's hands are shown zipping up a green and orange children's backpack that has a dinosaur design on it. The backpack is sitting on a glass table in front of the person, who is sitting on a red couch."
    }
  },
  {
    "id": "cat5_ov-avebench_0022_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "During the time interval when the low, guttural growl is heard, what is the woman doing visually and what text appears on the screen?",
    "answer": {
      "start": 16.64,
      "end": 20.64,
      "description": "The woman is shown in a close-up, initially coughing into her fist, and then stops coughing to look directly at the camera. White text is superimposed over the image, reading: 'SADLY THATS ALL SHE HAS! LEAVE SUGGESTIONS IN THE COMMENTS BELOW!'"
    }
  },
  {
    "id": "cat5_ov-avebench_0022_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "During the time interval when the woman brings her fist to her mouth appearing to gag, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A person is heard gagging and retching."
    }
  },
  {
    "id": "cat5_perception_test_36152",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10563.mp4",
    "duration": 11.431455301888779,
    "question": "During the time interval when a single, sharp clicking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 8.23,
      "end": 8.53,
      "description": "A hand is seen placing a white garment with black stripes onto a yellow surface, next to a piece of paper with writing on it."
    }
  },
  {
    "id": "cat5_ave_0083_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/Iu25yrsetUM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the black dog runs from the left side of the frame, circles a red barrel, and runs to the right, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A dog is barking."
    }
  },
  {
    "id": "cat5_ave_0181_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "During the time interval when the white bear character turns its head to the left toward the brown bear in an animated scene with a red railing and teal wall in the background, what is being said by the male voice?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A male voice says, \"I think I'm getting ahead of myself. Let's try this. Are you up on your current...\""
    }
  },
  {
    "id": "cat5_ov-avebench_1143_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "During the time interval when a group of people are clapping, what is visually happening in the scene?",
    "answer": {
      "start": 14.88,
      "end": 18.88,
      "description": "A group of people are walking down a narrow, dimly lit hallway. The camera is shaky and follows them from behind. The people are dressed in dark clothing, and one person in the foreground is wearing a hat."
    }
  },
  {
    "id": "cat5_ov-avebench_1143_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "During the time interval when a group of people walks down a narrow, dimly lit hallway toward the camera, what sounds are heard?",
    "answer": {
      "start": 13.0,
      "end": 32.0,
      "description": "The sound of a crowd clapping and cheering is heard as the group walks down the hallway."
    }
  },
  {
    "id": "cat5_r-avst_0093_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/-1ABuaSkkio.mp4",
    "duration": 92.833379,
    "question": "During the time interval when rock music with an electric guitar riff, bass, drums, and a male singer is playing, what is visually happening on stage with the band members?",
    "answer": {
      "start": 0.0,
      "end": 11.9,
      "description": "A band is performing on a stage. The lead singer, a man in a plaid jacket and yellow pants, stands in the center holding a microphone and singing. To his left, a guitarist with long hair plays a red electric guitar, and to his right, a bassist with long dark hair plays a yellow bass guitar. A drum kit is visible behind the guitarist."
    }
  },
  {
    "id": "cat5_r-avst_0093_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/-1ABuaSkkio.mp4",
    "duration": 92.833379,
    "question": "During the time interval when the lead singer in a plaid jacket and yellow pants bends over and kicks his right leg into the air on stage, what music and vocals can be heard?",
    "answer": {
      "start": 29.0,
      "end": 31.0,
      "description": "A male voice sings, accompanied by rock music featuring a prominent electric guitar and drums."
    }
  },
  {
    "id": "cat5_ave_0609_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/1SMerEFcw_E.mp4",
    "duration": 10.0,
    "question": "During the time interval when a goat is bleating, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A close-up shows a brown goat with a black face lying on a bed of yellow hay, actively bleating with its mouth opening and closing, positioned against a dark blue brick wall."
    }
  },
  {
    "id": "cat5_ave_0609_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/1SMerEFcw_E.mp4",
    "duration": 10.0,
    "question": "During the time interval when a brown goat is seen bleating in a close-up, sitting on hay against a dark brick wall with its mouth opening and closing and its head moving, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A goat is bleating."
    }
  },
  {
    "id": "cat5_ov-avebench_1464_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EJi3vUt2qGw.mp4",
    "duration": 118.259229,
    "question": "During the time interval when the continuous high-pitched bird chirping and trilling sounds are present, what visual scene is shown after the initial title card?",
    "answer": {
      "start": 0.0,
      "end": 11.9,
      "description": "The video begins with a title card that reads 'Birds sound effect:)' against a blue, watery background. This is followed by a shot of a male Mandarin duck standing on a grassy bank next to a body of water, and then transitions to two white swans with red beaks facing each other on the water, their necks forming a heart shape."
    }
  },
  {
    "id": "cat5_ov-avebench_1464_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EJi3vUt2qGw.mp4",
    "duration": 118.259229,
    "question": "During the time interval when two swans are seen floating on water with their necks curved into a heart shape, what type of bird sounds are heard in the audio?",
    "answer": {
      "start": 10.0,
      "end": 16.0,
      "description": "The audio contains continuous, high-pitched bird chirping and trilling sounds, characteristic of a small flock of birds in a natural outdoor environment."
    }
  },
  {
    "id": "cat5_ave_0788_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "During the time interval when a loud, sharp cymbal crash is heard, what visual action is taking place?",
    "answer": {
      "start": 2.82,
      "end": 3.22,
      "description": "A close-up shot shows a person's hands holding drumsticks and striking a cymbal on a drum kit."
    }
  },
  {
    "id": "cat5_ave_0788_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hands are playing a bass guitar—fretting with the left hand and plucking with the right—what sound is being produced?",
    "answer": {
      "start": 0.0,
      "end": 1.1,
      "description": "A person is playing a bass guitar, producing a low-pitched, rhythmic sound."
    }
  },
  {
    "id": "cat5_perception_test_54874",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6652.mp4",
    "duration": 35.03419979754901,
    "question": "During the brief burp sound between 22.71 and 23.08 seconds, what is visually happening in the scene?",
    "answer": {
      "start": 22.71,
      "end": 23.08,
      "description": "A person wearing a white tank top with red straps is sitting at a table and holding a colorful box. The box has a circus theme with a moon, stars, a tiger, and a carousel. The person's hands are resting on top of the box. In the background, a kitchen is visible with a refrigerator, a window with curtains, and a chair."
    }
  },
  {
    "id": "cat5_ov-avebench_1059_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GOm9q7Xr3UE.mp4",
    "duration": 46.18449,
    "question": "During the time interval when the distinct, harsh, and rhythmic cawing of a crow is heard, what visual activity involving the birds on the utility pole can be observed?",
    "answer": {
      "start": 29.12,
      "end": 46.02,
      "description": "Several black birds are perched on the utility pole; one bird on the left side of the crossarm takes flight and flies out of the frame to the left, while the others remain still."
    }
  },
  {
    "id": "cat5_ov-avebench_1059_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GOm9q7Xr3UE.mp4",
    "duration": 46.18449,
    "question": "During the time interval when a group of black birds are seen perched on power lines and a streetlight pole, with some flapping their wings and taking flight, what sound is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The audio contains the distinct, harsh cawing of a crow or raven throughout the time interval when black birds are perched on power lines and a streetlight pole, with some flapping their wings and taking flight."
    }
  },
  {
    "id": "cat5_perception_test_25954_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the sound of a light bulb being screwed into a socket occurs, what is the man in the red plaid shirt doing in the laboratory?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "The man in the red plaid shirt is standing at a black countertop in the laboratory, reaching up with his right hand to turn a switch on a white electrical panel."
    }
  },
  {
    "id": "cat5_perception_test_25954_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time the man places the pencil back into the clear plastic cup, what sound is produced?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A pencil is placed into a cup, producing a clinking sound."
    }
  },
  {
    "id": "cat5_r-avst_0144_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/649lapAa-CQ.mp4",
    "duration": 110.641,
    "question": "During the time interval when the sound of a brass band playing music with trumpets and other brass instruments is heard, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 11.9,
      "description": "A group of musicians in black suits are performing on a stage. Two men on the left are playing trumpets. A man in the center is playing a violin. A man on the right is seated at a keyboard. The stage has a brick wall background, potted plants, and musical equipment like microphones and speakers."
    }
  },
  {
    "id": "cat5_r-avst_0144_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/649lapAa-CQ.mp4",
    "duration": 110.641,
    "question": "During the time interval when a man in a black suit is seen playing a violin on stage, what musical sounds are heard?",
    "answer": {
      "start": 8.0,
      "end": 17.0,
      "description": "The sound of a brass band playing music, featuring trumpets and a violin."
    }
  },
  {
    "id": "cat5_ov-avebench_0255_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Gg5efksw4N8.mp4",
    "duration": 90.093424,
    "question": "During the time interval when red, white, green, and gold fireworks are launched into the sky and explode into sparkling trails, what does the audio reveal about the timing and nature of the explosions?",
    "answer": {
      "start": 53.0,
      "end": 61.9,
      "description": "The audio captures the distinct sounds of fireworks being launched and exploding, with a series of sharp pops and crackles corresponding to the visual bursts in the sky."
    }
  },
  {
    "id": "cat5_perception_test_64904_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "During the time interval when the speaker says, 'My right shoe that doesn't have socks,' what is visually happening in the scene?",
    "answer": {
      "start": 16.0,
      "end": 21.0,
      "description": "The person is seen tying the white laces of the orange and white sneaker on their right foot, which is not covered by a sock."
    }
  },
  {
    "id": "cat5_perception_test_64904_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "During the time interval when the person is sitting down and tying the laces of a white high-top sneaker with orange and grey accents, what is being said in the audio?",
    "answer": {
      "start": 15.1,
      "end": 23.0,
      "description": "A person is speaking, saying, \"and now tying my right shoe that doesn't have socks on.\""
    }
  },
  {
    "id": "cat5_r-avst_0538_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/48Jgt4igVEI.mp4",
    "duration": 30.421,
    "question": "During the time interval when you hear a boat engine revving and idling, along with a person shouting in a foreign language, what is visually happening with the sailboat and its surroundings?",
    "answer": {
      "start": 12.8,
      "end": 19.1,
      "description": "The sailboat, which was previously stationary on a trailer on the shore, begins to move forward, sliding off the trailer and into the water. As it enters the water, it creates a significant wake and splashes, and the trailer remains partially visible in the water behind it."
    }
  },
  {
    "id": "cat5_r-avst_0538_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/48Jgt4igVEI.mp4",
    "duration": 30.421,
    "question": "During the time interval when the large white and red sailboat slides into the water after being lowered from a wooden cradle, what sounds can be heard?",
    "answer": {
      "start": 12.0,
      "end": 19.0,
      "description": "A person shouts in a foreign language, followed by the loud, continuous sound of a boat engine starting and running as the boat moves through the water."
    }
  },
  {
    "id": "cat5_perception_test_58978_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "During the time interval when the sound of a spoon stirring in a bowl is heard, what is visually happening in the scene?",
    "answer": {
      "start": 17.0,
      "end": 24.5,
      "description": "A woman is sitting at a wooden table. She picks up a spoon and begins stirring the contents of a white bowl. On the table, there are various items including a plate, an egg, a carton of milk, a can, a glass, and a small bowl with two eggs."
    }
  },
  {
    "id": "cat5_perception_test_58978_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "During the time interval when a person is seen stirring a white substance in a white bowl with a spoon at a wooden table, what sound is heard?",
    "answer": {
      "start": 17.0,
      "end": 24.0,
      "description": "A spoon clinks against the side of a bowl as it stirs a white substance."
    }
  },
  {
    "id": "cat5_ov-avebench_0121_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "During the time interval when a loud, wet burp followed by laughter is heard, what visual actions does the person in the camouflage hoodie perform?",
    "answer": {
      "start": 6.34,
      "end": 7.04,
      "description": "A person wearing a camouflage hoodie is sitting down. They raise their right hand, palm open, towards the camera, then bring their left hand to their chest and open their mouth wide as if to burp."
    }
  },
  {
    "id": "cat5_ov-avebench_0121_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "During the time interval when the person in the camouflage hoodie covers their face with both hands and then lowers them while making a hand gesture, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person sneezes, followed by a child speaking in Spanish."
    }
  },
  {
    "id": "cat5_llp__avvp_1698_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a violin playing a melody is heard, what is visually happening in the scene?",
    "answer": {
      "start": 4.62,
      "end": 9.62,
      "description": "A woman with short brown hair, wearing a maroon top, is holding a violin and bow. She is looking down at the instrument and moving the bow across the strings."
    }
  },
  {
    "id": "cat5_llp__avvp_1698_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair, wearing a maroon top, is playing the violin while looking down at the instrument against a plain light-colored wall, what sound can be heard?",
    "answer": {
      "start": 4.4,
      "end": 9.1,
      "description": "A violin is being played, producing a melody."
    }
  },
  {
    "id": "cat5_ave_0047_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "During the time interval when the white bear character turns its head to the left toward the brown bear in the animated scene, what is being said by the male voice?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A male voice says, \"I think I'm getting ahead of myself. Let's try this. Are you up on your current...\""
    }
  },
  {
    "id": "cat5_ave_0647_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a loud, multi-tone horn characteristic of a large vehicle like a bus is continuously honking, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A lime green bus with the words 'GALUH BAKA' on its side drives past the camera on a paved road. The camera then follows a small red van as it drives down the same road. In the background, there are trees, buildings, and another bus. The sky is overcast."
    }
  },
  {
    "id": "cat5_ave_0647_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a large bright green bus with 'GALANG BAKA' in red on its side moves from left to right past the camera, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A loud, high-pitched, and repetitive electronic horn, similar to a siren or a musical instrument, is heard."
    }
  },
  {
    "id": "cat5_r-avst_0514_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "During the time interval when the rhythmic sound of a tabla being played is heard, what is the boy doing visually?",
    "answer": {
      "start": 12.1,
      "end": 20.5,
      "description": "The boy is seated and actively playing a pair of tablas. He strikes the smaller drum with his right hand and the larger drum with his left hand, creating a rhythmic beat."
    }
  },
  {
    "id": "cat5_r-avst_0514_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "During the time interval when the boy is sitting and playing a pair of tablas, using his right hand on the smaller drum and then his left hand on the larger drum while appearing to speak, what sounds are heard?",
    "answer": {
      "start": 13.0,
      "end": 22.0,
      "description": "The boy is speaking while playing the tablas, producing a series of rapid, rhythmic beats from the smaller drum with his right hand and the larger drum with his left hand."
    }
  },
  {
    "id": "cat5_perception_test_25938_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the sound of a light bulb being screwed into a socket occurs, what is the man in the red plaid shirt doing in the laboratory?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "The man in the red plaid shirt is standing at a black countertop in the laboratory, reaching up with his right hand to turn a switch on a white electrical panel."
    }
  },
  {
    "id": "cat5_perception_test_25938_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the man places the pencil back into the plastic cup, what sound is produced?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A metallic clinking sound is heard as the pencil is placed back into the cup."
    }
  },
  {
    "id": "cat5_ave_0380_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sizzling sound of food cooking in a hot pan is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A person's hands are adding raw chicken wings into a black wok that is on a lit gas stove. The chicken wings are pink and appear to be coated in a liquid. The sizzling sound begins as the chicken hits the hot pan."
    }
  },
  {
    "id": "cat5_ave_0380_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hands are cutting a yellow onion in half on a white cutting board, what is being said in the audio?",
    "answer": {
      "start": 3.34,
      "end": 6.1,
      "description": "A person is speaking, saying, \"Meanwhile, chop an onion into half like so.\""
    }
  },
  {
    "id": "cat5_r-avst_0434",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/1FNVhZcLBrc.mp4",
    "duration": 64.806893,
    "question": "During the time interval when clapping is heard, what is visually happening in the KTV room?",
    "answer": {
      "start": 35.0,
      "end": 40.0,
      "description": "A person's arm extends from the right side of the frame, clapping their hands. The girl in the pink dress stands in the center singing, and the girl in the red vest to her left also holds a microphone. Other children are seated on the black couch in the background."
    }
  },
  {
    "id": "cat5_ov-avebench_0650_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0tRkJ1CppTA.mp4",
    "duration": 52.035918,
    "question": "During the time interval when the small brownish-grey bird is seen opening its beak wide with an orange interior while perched on a branch, what sounds are heard?",
    "answer": {
      "start": 2.0,
      "end": 6.0,
      "description": "The bird is heard chirping and making a series of rapid, high-pitched trills and warbles."
    }
  },
  {
    "id": "cat5_perception_test_34091",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7975.mp4",
    "duration": 16.58633384904395,
    "question": "During the time interval when the distinct squeaking sound associated with a sneaker being tied or adjusted is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.2,
      "description": "A person's lower legs and feet are shown. They are wearing a white and green sneaker on their right foot and a patterned sock on their left foot. The person is bending down and tying the shoelace of the sneaker on their right foot. On the floor nearby are a blue bottle, a light blue face mask, and a white power strip with black cords."
    }
  },
  {
    "id": "cat5_perception_test_66330",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4947.mp4",
    "duration": 19.9304998372744,
    "question": "During the time interval when a distinct thump sound is heard, as if an object was placed firmly on the table, what is visually happening in the scene?",
    "answer": {
      "start": 15.88,
      "end": 16.12,
      "description": "The person's left hand is shown placing a green, bumpy fruit, a custard apple, onto the wooden table. Other items on the table include a carrot, a red apple, and a plastic water bottle."
    }
  },
  {
    "id": "cat5_ov-avebench_0171_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChEmnsjAkkY.mp4",
    "duration": 97.15229,
    "question": "During the time interval when a young man with dark hair is seen playing a bright blue violin in a music store, what kind of sound is heard?",
    "answer": {
      "start": 23.0,
      "end": 32.0,
      "description": "A young man is playing a bright blue violin in a music store, producing a high-pitched, somewhat dissonant melody."
    }
  },
  {
    "id": "cat5_perception_test_36113_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when the sharp clanking sound occurs, what is the person visually doing with the rolling pin and the plate?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "The person is placing a wooden rolling pin onto a white plate on the table."
    }
  },
  {
    "id": "cat5_perception_test_36113_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when the person picks up and unfolds the black bra on the table, what does the male voice say?",
    "answer": {
      "start": 12.72,
      "end": 15.12,
      "description": "A male voice says, \"Then here is a bra. And I remove it.\""
    }
  },
  {
    "id": "cat5_r-avst_0634_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/CeD0DWsDQDA.mp4",
    "duration": 69.172245,
    "question": "During the time interval when a loud, sustained horn blast is heard, what is visible through the rain-streaked windshield?",
    "answer": {
      "start": 53.0,
      "end": 59.0,
      "description": "Through the rain-streaked windshield, a blurry outdoor scene with trees and a road is visible. The view is partially obscured by moving windshield wipers, and the camera is shaky, suggesting it is being held by someone walking."
    }
  },
  {
    "id": "cat5_r-avst_0634_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/CeD0DWsDQDA.mp4",
    "duration": 69.172245,
    "question": "During the time interval when a man's fingers move in front of the camera lens in a black-and-white scene, what sounds accompany the visual activity?",
    "answer": {
      "start": 23.4,
      "end": 29.4,
      "description": "A male voice sings a cappella, accompanied by the sound of a crackling fire."
    }
  },
  {
    "id": "cat5_perception_test_62649_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when the crinkling of a plastic bag is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table with a plaid tablecloth. They are using both hands to open a white plastic bag that is resting on the table."
    }
  },
  {
    "id": "cat5_perception_test_62649_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when a person opens a white plastic bag on a table, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 7.0,
      "description": "The sound of a plastic bag being opened and rustled is heard."
    }
  },
  {
    "id": "cat5_perception_test_49980",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "During the time interval when the sound of a letter block being placed down occurs, what is visually happening in the scene?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A hand places a red letter block 'A' on a grey surface next to a blue letter block 'B'. A red onion is balanced on a silver knife. The scene is viewed from above."
    }
  },
  {
    "id": "cat5_ov-avebench_0120_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "During the time interval when a loud, wet burp is heard followed by laughter, what visual actions does the person in the camouflage hoodie perform?",
    "answer": {
      "start": 6.34,
      "end": 7.04,
      "description": "A person wearing a camouflage hoodie is sitting down. They raise their right hand, palm open, towards the camera, then bring their left hand to their chest and open their mouth wide as if to burp."
    }
  },
  {
    "id": "cat5_ov-avebench_0120_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "During the time interval when the person in the camouflage hoodie covers their face with both hands and then lowers them while making a hand gesture, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person sneezes, followed by a child speaking in Spanish."
    }
  },
  {
    "id": "cat5_perception_test_68388_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "During the time interval when a door closes with a solid thud, what is visually happening in the scene?",
    "answer": {
      "start": 22.8,
      "end": 25.0,
      "description": "The white door is seen closing, moving from an open position to a fully shut position, while a person wearing a dark blue skirt stands next to it, with a pink sequined backpack, a pink square object, a clear plastic bag, and a small multi-colored ball on the floor in front of the door."
    }
  },
  {
    "id": "cat5_perception_test_68388_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "During the time interval when a person pulls a white door shut by its handle, what sound can be heard?",
    "answer": {
      "start": 21.88,
      "end": 25.88,
      "description": "A door creaks as it is pulled shut, followed by the sound of a latch clicking into place."
    }
  },
  {
    "id": "cat5_ov-avebench_0027_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "During the time interval when a loud burping sound occurs, what is the person doing visually?",
    "answer": {
      "start": 1.0,
      "end": 5.0,
      "description": "A man with long dark hair, a goatee, and a nose ring is sitting in a room, opening his mouth wide and making a burping sound."
    }
  },
  {
    "id": "cat5_ov-avebench_0027_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "During the time interval when the man on the couch opens his mouth wide and makes burping sounds while text appears on screen, what specific sounds are heard?",
    "answer": {
      "start": 1.0,
      "end": 11.0,
      "description": "A man makes loud, guttural burping sounds."
    }
  },
  {
    "id": "cat5_ave_0621_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "During the time interval when the goat is bleating and a child's voice can be heard in the background, what is the goat doing visually?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A small, light-colored goat with dark legs and a dark patch on its back is inside a white chain-link fence enclosure on a grassy lawn. The goat walks towards a large blue plastic tub, sniffs it, and then turns and walks away. The camera is positioned outside the fence, looking in."
    }
  },
  {
    "id": "cat5_ave_0621_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "During the time interval when the goat is repeatedly bumping its head against the side of a large blue bucket, what sounds can be heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A goat bleats repeatedly, and a child speaks in the background."
    }
  },
  {
    "id": "cat5_perception_test_42436",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2242.mp4",
    "duration": 16.8,
    "question": "During the time interval when a person's hand spins a clear plastic water bottle on a wooden table and it eventually comes to a stop, what does the audio reveal about the sound of the bottle's motion?",
    "answer": {
      "start": 2.52,
      "end": 10.52,
      "description": "A person's hand spins a clear plastic water bottle on a wooden table, and the audio captures the distinct sound of the bottle rolling and spinning across the hard surface before it gradually slows down and stops."
    }
  },
  {
    "id": "cat5_perception_test_62406",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_r-avst_0177_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/4Vq6WDtxTt4.mp4",
    "duration": 69.079365,
    "question": "During the time interval when the loud, wailing siren characteristic of a fire truck is heard, what is visually happening in the scene?",
    "answer": {
      "start": 31.8,
      "end": 37.8,
      "description": "A large, red fire truck with a ladder on top is slowly driving out of a fire station garage. The fire station is a multi-story building with large garage doors. People are standing on the sidewalk watching the truck exit. The truck is moving from left to right across the frame."
    }
  },
  {
    "id": "cat5_r-avst_0177_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/4Vq6WDtxTt4.mp4",
    "duration": 69.079365,
    "question": "During the time interval when the large red fire truck is reversing out of the fire station garage, what sounds are heard?",
    "answer": {
      "start": 28.0,
      "end": 37.0,
      "description": "The loud, continuous roar of a large engine, likely from the fire truck, is heard throughout the clip. This is followed by a high-pitched, electronic siren."
    }
  },
  {
    "id": "cat5_ov-avebench_1381_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "During the time interval when a female voice is heard singing with guitar accompaniment, what is the woman doing visually?",
    "answer": {
      "start": 9.8,
      "end": 15.2,
      "description": "The woman is sitting on a bed with a patterned comforter, holding a black object in her lap, and looking off-camera to her left."
    }
  },
  {
    "id": "cat5_ov-avebench_1381_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "During the time interval when the woman reaches down and picks up an electric guitar, what sounds are heard?",
    "answer": {
      "start": 12.3,
      "end": 13.5,
      "description": "A female voice sings a cappella, followed by the sound of a guitar being strummed."
    }
  },
  {
    "id": "cat5_perception_test_42869",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4108.mp4",
    "duration": 10.778333354018667,
    "question": "During the time interval when the rubbing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A person wearing a dark blue garment is sitting at a table. Their right hand is holding a small, bright green ball and rubbing it back and forth on a blue and white checkered cloth."
    }
  },
  {
    "id": "cat5_ov-avebench_0981_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1sHDsCAnGfQ.mp4",
    "duration": 75.766712,
    "question": "During the time interval when the continuous high-pitched chirping sound characteristic of an insect is heard, what is visually happening in the scene?",
    "answer": {
      "start": 42.0,
      "end": 51.0,
      "description": "The camera focuses on a large, dark-colored cricket with long antennae and folded wings, which is resting on a light-colored carpet. The cricket remains mostly still, with only slight movements of its antennae and legs visible."
    }
  },
  {
    "id": "cat5_ov-avebench_0981_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1sHDsCAnGfQ.mp4",
    "duration": 75.766712,
    "question": "During the time interval when the close-up shot of the large black cricket with brown wings and long antennae is visible on the beige carpet, what is heard in the audio?",
    "answer": {
      "start": 42.0,
      "end": 51.9,
      "description": "A person speaks, saying, \"There you go. Have you seen that?\", while a continuous high-pitched cricket chirping is heard in the background."
    }
  },
  {
    "id": "cat5_r-avst_0317_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/kh77cZfsDvc.mp4",
    "duration": 101.661,
    "question": "During the time interval when a cow is mooing, what is the black bull doing in the grassy field?",
    "answer": {
      "start": 8.0,
      "end": 13.0,
      "description": "A black bull stands in a grassy field, mostly stationary, occasionally shifting its weight and moving its head slightly."
    }
  },
  {
    "id": "cat5_r-avst_0317_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/kh77cZfsDvc.mp4",
    "duration": 101.661,
    "question": "While the black bull is standing in the grassy field and turning its head left and right, especially with on-screen text from 3 to 8 seconds, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 12.0,
      "description": "A low, guttural bellowing sound, characteristic of a bull, is heard."
    }
  },
  {
    "id": "cat5_perception_test_33330",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "During the time interval when a door opens and closes, what is visually happening in the scene?",
    "answer": {
      "start": 31.9,
      "end": 32.9,
      "description": "A person wearing black shorts and black sneakers stands up from a white chair and walks out of the frame to the left, while the camera pans slightly to the right, showing the empty chair, a pink cup on the floor, and a black thermos in the background."
    }
  },
  {
    "id": "cat5_ave_0082_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/Iu25yrsetUM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the black dog runs from the left side of the frame, circles a red barrel, and runs to the right, what sound is being produced?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A dog is barking."
    }
  },
  {
    "id": "cat5_ov-avebench_0239_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "During the time interval when the loud, sharp popping sounds of fireworks exploding occur in quick succession, what visual details can be observed in the night sky and on the screen, including any text overlays and the pattern of the fireworks' display?",
    "answer": {
      "start": 34.8,
      "end": 42.9,
      "description": "During this interval, the night sky is illuminated by multiple fireworks exploding in a synchronized pattern. Bright, golden-orange trails shoot upwards from the ground, bursting into dense, sparkling clusters of light that fill the upper portion of the screen. The text overlays 'OUT OF WITH A BANG 295 SHOTS', 'BP2607', '500g Cake', and '23-1/2X17-1/2X5-1/2 in.' remain visible on the screen."
    }
  },
  {
    "id": "cat5_ov-avebench_0239_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "During the time interval when a firework is launched into the night sky, ascends, and then explodes into bright golden trails and sparkling particles, what type of sound can be heard throughout this visual event?",
    "answer": {
      "start": 21.0,
      "end": 34.9,
      "description": "A continuous, low-frequency electronic hum or buzz is heard throughout the time interval, starting as the firework is launched and persisting through its ascent and explosion into bright golden trails and sparkling particles."
    }
  },
  {
    "id": "cat5_llp__avvp_2692_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when a cat meows, what visual details can be observed about the cat and its surroundings?",
    "answer": {
      "start": 1.82,
      "end": 2.32,
      "description": "A close-up of a ginger cat's face, looking directly at the camera. The cat then turns its head to the left, revealing its profile and a purple collar. The background shows a desk with a phone, a blue container, and papers."
    }
  },
  {
    "id": "cat5_llp__avvp_2692_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when two cats are eating from a green and white bowl on the floor, what sounds can be heard?",
    "answer": {
      "start": 3.5,
      "end": 7.0,
      "description": "The sound of two cats eating from a bowl is audible, along with a person speaking and a cat meowing."
    }
  },
  {
    "id": "cat5_perception_test_66676",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1702.mp4",
    "duration": 12.565000242201155,
    "question": "During the time interval when a cat is meowing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person wearing a light purple crop top and dark blue pants is standing indoors holding a white travel mug with a black lid. In the background, there is a bed with a white mattress and a white radiator. A wooden table with papers and a magazine is in the foreground."
    }
  },
  {
    "id": "cat5_ave_0620_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "During the time interval when the goat is bleating and a child's voice can be heard in the background, what is the goat doing visually?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A small, light-colored goat with dark markings on its legs and face is inside a silver chain-link playpen on green grass. It walks toward a large blue plastic tub, sniffs it, and then turns and walks away."
    }
  },
  {
    "id": "cat5_ave_0620_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "During the time interval when the goat is repeatedly bumping its head against the side of a large blue bucket, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A goat bleats repeatedly, and a child speaks in the background."
    }
  },
  {
    "id": "cat5_ov-avebench_0800",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1zr3Ugsz3dA.mp4",
    "duration": 42.562177,
    "question": "During the time interval when the short, upbeat musical jingle with a plucked string melody and light percussion is playing, what appears visually on the screen and when does it appear?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "The video starts with a white screen. At 00:01, a logo appears, featuring the text 'POKE' and 'HEART' in blue, blocky font with a white outline, and between them a red heart containing the word 'my' and a white smiley face inside it. The logo remains on screen until the end of the interval."
    }
  },
  {
    "id": "cat5_llp__avvp_4533_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a phone rings followed by a man speaking, what visual actions take place involving the smartphone on the desk?",
    "answer": {
      "start": 5.02,
      "end": 9.92,
      "description": "A person's hand picks up a smartphone from a desk in a recording studio. The phone's screen lights up, displaying an incoming call from 'Diddy mobile' with a beach resort wallpaper. The person's thumb swipes to answer the call."
    }
  },
  {
    "id": "cat5_llp__avvp_4533_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a hand places a black tablet onto a dark brown desk next to an audio mixing console, what is said by the male voice?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A male voice says, \"Hey man, where is everybody?\""
    }
  },
  {
    "id": "cat5_r-avst_0515_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "During the time interval when the rhythmic sound of a tabla being played is heard, what is the young boy doing visually?",
    "answer": {
      "start": 12.1,
      "end": 20.5,
      "description": "The young boy is actively playing the tabla drums. He strikes the smaller drum with his right hand and the larger drum with his left hand, creating a rhythmic beat."
    }
  },
  {
    "id": "cat5_r-avst_0515_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "During the time interval when the young boy is seen playing the tablas with both hands and appearing to speak, what sounds are heard?",
    "answer": {
      "start": 13.0,
      "end": 22.0,
      "description": "The distinct, rhythmic sound of a tabla being played is heard, with the boy speaking briefly at the beginning and end of the interval."
    }
  },
  {
    "id": "cat5_r-avst_0409_qa0",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/ZuoqIXVx1qM.mp4",
    "duration": 33.715374,
    "question": "During the time interval when a person is laughing followed by a male voice shouting in Japanese, what are the young people visually doing on the couch?",
    "answer": {
      "start": 20.0,
      "end": 26.0,
      "description": "The person wearing the white mask is laughing and moving their head and hands, while the person next to them in the striped shirt grabs the mask and puts it on themselves, causing the group to laugh."
    }
  },
  {
    "id": "cat5_r-avst_0409_qa1",
    "category": "Cat5",
    "video_path": "media/r_avst/videos/ZuoqIXVx1qM.mp4",
    "duration": 33.715374,
    "question": "When the boy in the black and white striped shirt takes the 'Scream' mask from the other boy and puts it on himself, what sounds are heard in the audio?",
    "answer": {
      "start": 16.8,
      "end": 25.1,
      "description": "The audio contains the sound of a person screaming, followed by laughter."
    }
  },
  {
    "id": "cat5_llp__avvp_4969_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5a_l3dBvgFM.mp4",
    "duration": 10.031679,
    "question": "During the time interval when a telephone rings followed by a woman speaking in Arabic, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "The video shows a view through a doorway into a room with green walls. A person is sitting at a desk on the left side of the frame, leaning forward and appearing to answer a phone. The desk has a red object, a white object, and a yellow notepad on it. To the right, there is a dark-colored sofa and a tall, thin stand."
    }
  },
  {
    "id": "cat5_llp__avvp_0681_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a red uniform shoots the basketball and the ball goes through the net, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The sound of a basketball bouncing on the court is heard, followed by the swishing sound of the ball going through the net. A crowd of people can be heard cheering and shouting."
    }
  },
  {
    "id": "cat5_ov-avebench_1016_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/51yApD6AnUk.mp4",
    "duration": 132.098633,
    "question": "During the time interval when the sustained, high-pitched, ethereal vocalization (similar to a choir or operatic voice) is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.8,
      "end": 19.5,
      "description": "The camera pans across a high, ornately decorated ceiling featuring painted frescoes and white, vaulted ribs. It then tilts down to show a man in a green shirt and light-colored pants standing on a checkered floor, looking up at a tall, silver extension ladder propped against a high wall, with a bright light mounted near the top."
    }
  },
  {
    "id": "cat5_ov-avebench_1016_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/51yApD6AnUk.mp4",
    "duration": 132.098633,
    "question": "During the time interval when the woman in the pink jacket lowers her arms and turns to her right, looking up at the high ceiling, what type of music is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A choir sings a cappella music."
    }
  },
  {
    "id": "cat5_perception_test_60929",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1095.mp4",
    "duration": 17.163877380579887,
    "question": "During the time interval when the sharp, percussive claps are heard, what is visually happening on the table?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A hand lifts and places down two pink cups on a table, revealing a small orange basketball under one of them. A black toy car, a white plastic spoon, and a book are also on the table."
    }
  },
  {
    "id": "cat5_ov-avebench_0563",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/G-RoCc3bOR8.mp4",
    "duration": 124.691233,
    "question": "During the time interval when the loud, wailing siren of an emergency vehicle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 19.0,
      "description": "A red pickup truck with '911' markings and emergency lights on its roof is driving on a paved road. It turns right at an intersection, passing a white building and a stop sign, while other cars are visible on the road."
    }
  },
  {
    "id": "cat5_ave_0789_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "During the time interval when a loud, sharp cymbal crash is heard, what visual action is taking place?",
    "answer": {
      "start": 2.82,
      "end": 3.22,
      "description": "A close-up shot shows a person's hands holding drumsticks and striking a cymbal on a drum kit."
    }
  },
  {
    "id": "cat5_ave_0789_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hands are seen playing a bass guitar—left hand on the fretboard and right hand plucking the strings—what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.1,
      "description": "A person is playing a bass guitar, plucking the strings with their right hand and fretting notes with their left hand. The sound is a rhythmic, melodic bassline, characteristic of a live musical performance."
    }
  },
  {
    "id": "cat5_ov-avebench_1058_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GOm9q7Xr3UE.mp4",
    "duration": 46.18449,
    "question": "During the time interval when the distinct, harsh, and rhythmic cawing of a crow is heard, what visual activity involving the birds on the utility pole can be observed?",
    "answer": {
      "start": 29.12,
      "end": 46.02,
      "description": "The birds on the utility pole are mostly still, with one bird on the left side of the crossarm taking flight and flying out of the frame to the left."
    }
  },
  {
    "id": "cat5_ov-avebench_1058_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GOm9q7Xr3UE.mp4",
    "duration": 46.18449,
    "question": "During the time interval when a group of black birds are perched on power lines and a streetlight pole, with some flapping their wings and taking flight, what sound is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The distinct, harsh cawing of a crow or raven is heard throughout the clip."
    }
  },
  {
    "id": "cat5_ov-avebench_0535_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IfELoiK8RNc.mp4",
    "duration": 122.62458,
    "question": "During the time interval when a man with a mustache, wearing a red and orange plaid shirt, is seen playing a large wooden harp with his hands actively plucking the strings, what type of sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 13.0,
      "description": "A solo harp is being played, producing a series of clear, resonant notes and arpeggios."
    }
  },
  {
    "id": "cat5_perception_test_55888_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when the glass clinking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 25.52,
      "end": 25.92,
      "description": "A person's hand places a glass sugar bowl on a kitchen counter. The hand then picks up a spoon and stirs the contents of a blue mug."
    }
  },
  {
    "id": "cat5_perception_test_55888_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when a person pours water from a kettle into a blue mug, what sound can be heard?",
    "answer": {
      "start": 12.64,
      "end": 17.64,
      "description": "The sound of water being poured from a kettle into a mug can be heard."
    }
  },
  {
    "id": "cat5_ave_0007_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/aCyWUJkT_5U.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the loud, resonant bell rings repeatedly with a long decay, what visual details can be observed about the bell and the camera movement?",
    "answer": {
      "start": 4.99,
      "end": 10.03,
      "description": "The video shows a very dark scene, likely at night. A large, bell-shaped object is illuminated by a moving light source, possibly a flashlight. The light sweeps across the surface of the bell, revealing its texture and shape. The camera is handheld and shaky, moving up and down and side to side, causing the light to flicker and the view to be unstable."
    }
  },
  {
    "id": "cat5_perception_test_37272_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when you hear a toy car rolling on a hard surface, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A hand places a small black toy car on a grey table. The car is then pushed and rolls across the table surface, moving from the center towards the right edge of the frame. In the background, there are books, a red Iron Man plush toy, a small black helicopter, and a glass with pink scissors inside."
    }
  },
  {
    "id": "cat5_perception_test_37272_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when a hand places a black toy car onto a stack of books, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A hand places a black toy car onto a stack of books, and a loud, sharp cracking sound followed by a sustained, low-frequency electronic buzz is heard."
    }
  },
  {
    "id": "cat5_ov-avebench_1247_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/7sqKizBX0Zk.mp4",
    "duration": 30.116281,
    "question": "During the time interval when the cardboard box labeled 'SPEED' with dinosaur graphics is shown and opened to reveal firecrackers, what does the male voice say and what product information appears on screen?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male voice says, \"Standard Speed 200 shots,\" while the cardboard box labeled 'SPEED' with dinosaur graphics is opened to reveal firecrackers, and the product information 'www.peacockcrackers.com' and product code '982' appear on screen."
    }
  },
  {
    "id": "cat5_llp__avvp_5146_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a male voice says, 'I love B-ball,' what is visually displayed on screen?",
    "answer": {
      "start": 0.0,
      "end": 2.48,
      "description": "A white circular logo with the text 'iLuv BBall .com' is displayed on a black background, framed by a film strip border."
    }
  },
  {
    "id": "cat5_llp__avvp_5146_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the video shows a dramatic dunk by a player in a black jersey with the number 13, accompanied by text overlays introducing 'iLuvBBall.com presents' and the game title, what type of music or sound is heard?",
    "answer": {
      "start": 4.88,
      "end": 9.98,
      "description": "A dramatic orchestral music piece with a strong, percussive beat begins and plays throughout the scene."
    }
  },
  {
    "id": "cat5_ov-avebench_1335_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EcKaybxKLqI.mp4",
    "duration": 32.206077,
    "question": "During the time interval when one of the lions lifts its head and opens its mouth wide, as if roaring or yawning, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A deep, resonant lion roar is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_4968_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5a_l3dBvgFM.mp4",
    "duration": 10.031679,
    "question": "During the time interval when a telephone rings followed by a woman speaking in Arabic, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "The video shows a view through a doorway into a room with green walls. A person is sitting at a desk on the left side of the frame, leaning forward and appearing to answer a phone. The desk has a red object, a white object, and a yellow notepad on it. To the right, there is a dark-colored sofa and a tall, thin stand."
    }
  },
  {
    "id": "cat5_perception_test_73147_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "During the time interval when the sound of paper being torn occurs, what is the person visually doing with the paper and the pen?",
    "answer": {
      "start": 10.88,
      "end": 15.98,
      "description": "The person uses the red pen in their right hand to tear the white lined paper that is resting on the black drum."
    }
  },
  {
    "id": "cat5_perception_test_73147_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "During the time interval when the person is folding a piece of white lined paper on a black drum, what specific sounds are heard?",
    "answer": {
      "start": 18.5,
      "end": 34.9,
      "description": "The sound of paper being crumpled and folded is heard throughout the clip."
    }
  },
  {
    "id": "cat5_ov-avebench_0058_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "During the time interval when a person burps three times, what is the girl doing visually?",
    "answer": {
      "start": 11.72,
      "end": 13.22,
      "description": "The girl is sitting on a pink stool, holding a white cup in her right hand and looking at the camera. She opens her mouth wide and then closes it, making a burping sound."
    }
  },
  {
    "id": "cat5_ov-avebench_0058_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "During the time interval when the girl brings her right hand up to her face, covering her mouth, what is being said audibly?",
    "answer": {
      "start": 0.0,
      "end": 3.9,
      "description": "A child's voice says, \"Alright, this is Abby and Abby can burp her age.\""
    }
  },
  {
    "id": "cat5_llp__avvp_3759_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "During the time interval when a man is speaking in Tamil, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A man in a white traditional outfit stands on a stage, holding a microphone and speaking. To his left, three women in white sarees are seated, and another woman in a white saree stands in the center. The stage has a purple and blue gradient background. The audience is visible as silhouettes in the foreground."
    }
  },
  {
    "id": "cat5_llp__avvp_5428_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, sharp popping sound occurs, what is visually happening with the food processor and the balloon?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A person's hand holds a small, white food processor on a countertop. The person then places a deflated, pale pink balloon into the processor's bowl."
    }
  },
  {
    "id": "cat5_llp__avvp_5428_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the hand presses down on the balloon inside the food processor, causing it to inflate, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person speaks, saying, \"Fine, I'll get rid of you myself,\" followed by a loud, low-pitched buzzing sound, characteristic of a food processor being turned on."
    }
  },
  {
    "id": "cat5_ov-avebench_1407_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/KVMd1zCQaQY.mp4",
    "duration": 73.676916,
    "question": "During the time interval when two men in safety gear—one with a yellow helmet and the other with an orange helmet—are simultaneously cutting a large log with chainsaws, what sound is heard?",
    "answer": {
      "start": 18.0,
      "end": 27.0,
      "description": "The loud, high-pitched whine of two chainsaws operating simultaneously is heard as the men cut through the log."
    }
  },
  {
    "id": "cat5_ov-avebench_0069",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/75BiOswLc10.mp4",
    "duration": 60.046803,
    "question": "During the moment when the young woman with blonde hair opens her mouth wide in surprise and then looks forward, what is heard?",
    "answer": {
      "start": 39.68,
      "end": 40.88,
      "description": "A person says, 'Excuse me.'"
    }
  },
  {
    "id": "cat5_perception_test_13672_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9341.mp4",
    "duration": 26.493133456293663,
    "question": "During the time interval when the sound of paper being crumpled occurs, what is the person visually doing with the paper and how are they interacting with the camera?",
    "answer": {
      "start": 11.12,
      "end": 13.12,
      "description": "The person picks up the paper with both hands and holds it up to the camera, displaying a circle and a triangle drawn on it."
    }
  },
  {
    "id": "cat5_perception_test_13672_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9341.mp4",
    "duration": 26.493133456293663,
    "question": "During the time interval when the person is drawing a circle and then a triangle on paper using a clear pen with a blue cap, what specific sound is heard and how does it relate to their action?",
    "answer": {
      "start": 1.0,
      "end": 11.0,
      "description": "The sound of a pen scratching on paper is heard as the person draws."
    }
  },
  {
    "id": "cat5_perception_test_13282",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "During the time interval when the sharp, crisp tearing sound of paper is heard, what is visually happening in the scene?",
    "answer": {
      "start": 14.94,
      "end": 15.94,
      "description": "The person's hands are shown holding the paper, which has red drawings on it, and then they proceed to tear it in half."
    }
  },
  {
    "id": "cat5_perception_test_42422",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2242.mp4",
    "duration": 16.8,
    "question": "During the time interval when the person's hand spins the plastic water bottle on the wooden table and it eventually comes to a stop, what sound is heard?",
    "answer": {
      "start": 2.52,
      "end": 10.52,
      "description": "The sound of a plastic bottle being spun on a hard surface, followed by the sound of the bottle stopping."
    }
  },
  {
    "id": "cat5_perception_test_5230",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_273.mp4",
    "duration": 12.298033551891136,
    "question": "During the time interval when the sound of a plastic lid being twisted and unscrewed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.48,
      "end": 4.88,
      "description": "A person's hands are shown twisting and unscrewing a small, dark-colored jar with a green lid. The jar is sitting on a wooden table next to a larger plastic bottle and a small open container with a green substance."
    }
  },
  {
    "id": "cat5_ov-avebench_0149_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "During the time interval when a person is whistling a tune, what does the woman in the frame look like and what is she doing visually?",
    "answer": {
      "start": 9.0,
      "end": 24.0,
      "description": "A young woman with long brown hair and glasses, wearing a red and blue plaid shirt, is shown from the chest up against a black background. She is looking directly at the camera with her mouth slightly open, as if she is about to speak or is in the middle of speaking."
    }
  },
  {
    "id": "cat5_ov-avebench_0149_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "During the time interval when a man and a young boy walk along a dirt path in a wooded area and approach a riverbank, what sound can be heard?",
    "answer": {
      "start": 23.0,
      "end": 43.0,
      "description": "A person is whistling a tune."
    }
  },
  {
    "id": "cat5_ave_0640_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/2Lej8aE00uw.mp4",
    "duration": 10.007339,
    "question": "During the time interval when the green and white bus is turning right under the concrete overpass, what engine and electronic sounds are audible?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The continuous, low rumble of a large vehicle engine is audible throughout the interval, with a brief, high-pitched electronic beep heard near the end."
    }
  },
  {
    "id": "cat5_perception_test_47432_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the crisp rustling and crinkling of paper money being handled and counted is heard, what is visually happening in that scene?",
    "answer": {
      "start": 13.5,
      "end": 16.7,
      "description": "A person's hands are shown on a glass table, opening a red wallet. They take out a stack of British banknotes and begin to count them by flipping through the bills."
    }
  },
  {
    "id": "cat5_perception_test_47432_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the person's hands place a stack of British banknotes into an open red wallet and close it, what sound is heard?",
    "answer": {
      "start": 12.8,
      "end": 16.0,
      "description": "A crinkling sound, like paper or a plastic bag being handled, is heard during the time when the stack of British banknotes is placed into the open red wallet and the wallet is closed."
    }
  },
  {
    "id": "cat5_ov-avebench_0898_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "During the time interval when the dog barks twice, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A small, long-haired dog, likely a Yorkshire Terrier, is sitting on a bed with blue sheets. The dog is facing the camera, its head moving slightly. The background is a brightly lit room with a window."
    }
  },
  {
    "id": "cat5_ov-avebench_0898_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "During the time interval when the small long-haired dog barks and turns its head to the right on a bed with blue sheets, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A dog barks twice."
    }
  },
  {
    "id": "cat5_llp__avvp_6107",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "During the time interval when a rooster is heard crowing loudly, what is visually happening in the scene?",
    "answer": {
      "start": 4.24,
      "end": 9.24,
      "description": "A white rooster with a red comb and wattle stands on a blue surface, repeatedly opening its beak and moving its head up and down in a crowing motion."
    }
  },
  {
    "id": "cat5_llp__avvp_2354_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when children are shouting and cheering, what are the players doing visually on the basketball court?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A group of young boys are playing basketball on an indoor court. They are wearing maroon and white uniforms. The camera follows the action as the boys run up and down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_2354_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when a young boy in a maroon and white jersey is preparing to shoot a basketball on a wooden court, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.8,
      "description": "The sound of a basketball bouncing on a hard surface, accompanied by the squeaking of athletic shoes and the indistinct shouts of children playing."
    }
  },
  {
    "id": "cat5_ave_0760_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "During the time interval when metallic clanking and scraping sounds occur, indicating a metal tool is being used to move or dig through wood shavings, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A metal tool is moving through wood shavings in a close-up shot, and a small brown and white rodent, likely a hamster, is partially visible on the right side of the frame."
    }
  },
  {
    "id": "cat5_ave_0760_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "During the time interval when a close-up shows a metal tool scooping wood shavings and a small light-brown animal (likely a hamster) moving through them, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "The distinct, high-pitched squeaking of a small animal, likely a hamster, is heard throughout the clip."
    }
  },
  {
    "id": "cat5_ov-avebench_0987_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/NU03wqRcZx0.mp4",
    "duration": 52.732517,
    "question": "During the time interval when the continuous rhythmic drum beat featuring snare, toms, and cymbals is playing, what is visually happening in the video?",
    "answer": {
      "start": 0.0,
      "end": 19.2,
      "description": "The video opens with a black screen displaying the white text 'Vaneira'. It then cuts to a man wearing a black t-shirt, blue jeans, glasses, and orange ear protection, sitting and playing a black drum kit. He is actively hitting the snare drum, toms, and cymbals with drumsticks. The camera is positioned to his right, showing his profile and the drum kit. The scene is indoors, likely a music store or studio. The video ends with a black screen displaying the white text 'Arrocha'."
    }
  },
  {
    "id": "cat5_perception_test_59795",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "During the time interval when the clattering of hard objects, like dishes or plates, is heard being placed on a hard surface, what is the person visually doing with the small colored objects and the paper?",
    "answer": {
      "start": 17.82,
      "end": 22.22,
      "description": "The person picks up a small orange object and places it on the paper, directly above the green hexagon. They then pick up a small green object and place it on the paper, directly above the green circle."
    }
  },
  {
    "id": "cat5_perception_test_43714",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11265.mp4",
    "duration": 16.854511323995695,
    "question": "During the time interval when the distinct clinking sound of a glass jar lid being placed on the jar is heard, what is visually happening in the scene?",
    "answer": {
      "start": 12.13,
      "end": 12.73,
      "description": "A person's hands are seen placing a black lid onto a large glass jar filled with a grain-like substance. The person then moves their hands away from the jar."
    }
  },
  {
    "id": "cat5_ov-avebench_1057_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5xKYPgCaSoI.mp4",
    "duration": 55.727891,
    "question": "During the time interval when two red ambulances with flashing blue and red lights are seen driving toward the camera on a city street with tram tracks and a bus stop, what does the audio reveal about the emergency sirens?",
    "answer": {
      "start": 11.0,
      "end": 21.9,
      "description": "The audio features the loud, wailing siren of an emergency vehicle, which is the primary sound heard during this interval."
    }
  },
  {
    "id": "cat5_llp__avvp_4016_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "During the time interval when the woman with short brown hair and glasses is speaking into the microphone, what does the male voice say?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Follow him.\""
    }
  },
  {
    "id": "cat5_ov-avebench_0687_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3GutAIU5qyg.mp4",
    "duration": 71.006621,
    "question": "During the time interval when a child's voice is heard singing, what are the children doing visually?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A young boy and a young girl are sitting side-by-side in front of a white door. The boy, on the left, is wearing a black t-shirt with a graphic and has gold hoop earrings. The girl, on the right, is wearing a pink t-shirt with a flower design and has her hair in braids. They are both looking forward and appear to be singing or speaking."
    }
  },
  {
    "id": "cat5_ov-avebench_0687_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3GutAIU5qyg.mp4",
    "duration": 71.006621,
    "question": "During the time interval when a young boy and girl are seen singing while sitting on a dark wooden chair in front of a white door, what can be heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "A child's voice singing, accompanied by a simple, synthesized musical backing track."
    }
  },
  {
    "id": "cat5_ave_0093_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/BXmugBgPWcA.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a small, shaggy gray dog is seen turning away and then back toward the camera while wagging its tail, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A dog barks, and a person speaks."
    }
  },
  {
    "id": "cat5_llp__avvp_1240_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when you hear the distinct sound of playing cards being thrown and fluttering through the air, what is visually happening in the scene?",
    "answer": {
      "start": 2.82,
      "end": 4.32,
      "description": "A top-down view of a green felt poker table. Numerous hands reach in from the edges of the frame, tossing playing cards and poker chips into the air. The cards and chips are scattered and falling."
    }
  },
  {
    "id": "cat5_llp__avvp_1240_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a woman is dancing on top of a poker table in a patterned two-piece outfit while surrounded by men in tuxedos, what kind of music and vocal sounds are heard?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "Upbeat, rhythmic music with a strong beat, accompanied by a male voice singing in a foreign language."
    }
  },
  {
    "id": "cat5_llp__avvp_1983_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "During the time interval when the cat stretches its front legs and gets up, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A cat meows continuously while a person speaks in the background."
    }
  },
  {
    "id": "cat5_perception_test_0686",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_ave_0167_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/1ElntnVDwas.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a red car drives from left to right on a dirt road, kicking up a large cloud of dust, what sounds are heard in the background?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "The loud, roaring sound of a powerful engine is heard, accompanied by the distinct crunching and skittering noise of tires moving over loose gravel or dirt."
    }
  },
  {
    "id": "cat5_ov-avebench_0936_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "During the time interval when a person speaks and a small engine starts and revs up, what is visually happening with the helicopter?",
    "answer": {
      "start": 0.0,
      "end": 4.8,
      "description": "A person's hand holds a yellow and black remote-controlled helicopter on a grassy hill. The helicopter's rotors begin to spin rapidly, and the helicopter lifts off the person's hand and flies away."
    }
  },
  {
    "id": "cat5_ov-avebench_0936_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "During the time interval when a man in a red shirt raises his arm to catch a small yellow toy helicopter in a grassy field, what sounds are heard?",
    "answer": {
      "start": 181.6,
      "end": 185.0,
      "description": "The sound of a small helicopter's rotor blades whirring is heard as a man in a red shirt raises his arm to catch it. A person makes a short, sharp exhalation or grunt during the action."
    }
  },
  {
    "id": "cat5_ave_0166_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/1ElntnVDwas.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a red car drives from left to right on a dirt road, kicking up a large cloud of dust, what sounds are heard that correspond to its movement?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "The sound of a car engine revving and tires crunching on the dirt road can be heard as the car drives past."
    }
  },
  {
    "id": "cat5_perception_test_68417_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "During the time interval when a door closes with a thud and a squeak, what visual action takes place?",
    "answer": {
      "start": 13.0,
      "end": 15.18,
      "description": "A person's hand places a small orange ball on the floor next to a white plastic bag and a metal tin. The person then pushes a light-colored wooden door closed, which swings across the frame and blocks the view of the objects."
    }
  },
  {
    "id": "cat5_perception_test_68417_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "During the time interval when a person's hand pushes a light-colored wooden door closed, what sound can be heard?",
    "answer": {
      "start": 13.0,
      "end": 15.0,
      "description": "A door creaks as it is pushed shut."
    }
  },
  {
    "id": "cat5_ov-avebench_0278_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "During the time interval when a crowd of people is yelling and screaming with running footsteps audible, what visual activity is taking place?",
    "answer": {
      "start": 22.0,
      "end": 28.0,
      "description": "A group of people are running across a grassy field and onto a paved road. Some individuals are holding long, thin objects that resemble swords. The camera pans to follow the group as they run. In the background, there are trees, a large building, and a red and white van."
    }
  },
  {
    "id": "cat5_ov-avebench_0278_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "During the time interval when a large group of people are engaged in a mock battle on a grassy field, swinging foam swords and being filmed, what sounds are heard?",
    "answer": {
      "start": 23.0,
      "end": 32.0,
      "description": "The audio captures the sounds of a chaotic mock battle, including the distinct thwacking and swishing noises of foam swords hitting each other and people, mixed with the excited shouts, yells, and laughter of the participants."
    }
  },
  {
    "id": "cat5_perception_test_68820",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "During the time interval when the sounds of multiple plastic bottles being placed into a cardboard box are heard—including soft thuds and clinks—what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "description": "A person's hand places several bottles into an open cardboard box. The items include a white tube of sunscreen, a small blue bottle of hand sanitizer, a white bottle of Fixx hair product, a black spray bottle, and a larger blue bottle of hand sanitizer. The person picks up each item from the table and puts it into the box."
    }
  },
  {
    "id": "cat5_ave_0081_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a dog is barking loudly and repeatedly, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.5,
      "description": "A light-colored dog stands on a concrete floor, looking up and barking with its mouth open. It is positioned next to a black wire crate, and its head moves slightly as it continues to bark."
    }
  },
  {
    "id": "cat5_ave_0081_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a light-colored dog is repeatedly opening its mouth wide as if barking in a dimly lit room, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.7,
      "description": "A dog is barking repeatedly."
    }
  },
  {
    "id": "cat5_ave_0046_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "During the time interval when the white bear-like character turns its head to the left toward the brown bear-like character in the 3D animated scene, what is being said by the male voice?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A male voice says, \"I think I'm getting ahead of myself. Let's try this. Are you up on your current...\""
    }
  },
  {
    "id": "cat5_perception_test_13742_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the sound of paper being crumpled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.4,
      "end": 15.1,
      "description": "The person's hands are shown on a white table. The person picks up the paper and holds it up to the camera, displaying the drawings of a circle, an oval, and a triangle. A white power adapter is visible on the table to the right."
    }
  },
  {
    "id": "cat5_perception_test_13742_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the person is drawing shapes on paper with a pen and then picking up the paper, what sounds are heard?",
    "answer": {
      "start": 1.8,
      "end": 14.0,
      "description": "The sound of a pen scratching on paper is heard as the person draws shapes. This is followed by a loud, sustained electronic buzzer."
    }
  },
  {
    "id": "cat5_ave_0080_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a dog is barking loudly and repeatedly, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.5,
      "description": "A light-colored dog stands on a concrete floor, looking up and barking with its mouth open. It is positioned next to a black wire crate, and its head moves slightly as it continues to bark."
    }
  },
  {
    "id": "cat5_ave_0080_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "During the time interval when a light-colored dog is repeatedly opening its mouth wide as if barking while standing on a concrete floor in a dimly lit room, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.7,
      "description": "A dog is barking repeatedly."
    }
  },
  {
    "id": "cat5_llp__avvp_4815_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what visual actions take place on the court?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop. A referee in a black and white striped shirt raises his arms to signal a successful basket."
    }
  },
  {
    "id": "cat5_llp__avvp_4815_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a white jersey with the number 3 catches the ball and shoots a three-pointer, what does the announcer say?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "The announcer says, \"key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_ave_0094_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/ALP8_z817Uw.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the black dog runs toward the metal fence and the camera pans to follow it, what sound does the dog make?",
    "answer": {
      "start": 5.32,
      "end": 10.02,
      "description": "The dog barks loudly and repeatedly as it runs towards the fence."
    }
  },
  {
    "id": "cat5_perception_test_38535",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8164.mp4",
    "duration": 12.633333333333333,
    "question": "During the time interval when the sound of a book being opened occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.833,
      "description": "A person's hand, wearing a yellow sweater, places a blue object on a stack of books. The hand then picks up a book from the right side of the table and opens it. The table has a dark wood finish and holds a blue mug, a stack of books, and a single open book."
    }
  },
  {
    "id": "cat5_perception_test_0667",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_ave_0006_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/aCyWUJkT_5U.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the loud, resonant bell rings repeatedly with a long decay, what visual details can be observed about the bell and the camera movement?",
    "answer": {
      "start": 4.99,
      "end": 10.03,
      "description": "The video shows a very dark scene, likely at night. A large, bell-shaped object is illuminated by a moving light source, possibly a flashlight. The light sweeps across the surface of the bell, revealing its texture and shape. The camera is handheld and shaky, moving up and down and side to side, causing the light to flicker and the view to be unstable."
    }
  },
  {
    "id": "cat5_perception_test_59429",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "During the time interval when the person writes the word 'JUST' on the notepad with a black marker, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 9.0,
      "description": "The sound of a marker writing on paper is heard as the person writes the word 'JUST' on the notepad."
    }
  },
  {
    "id": "cat5_perception_test_17102_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3869.mp4",
    "duration": 18.593577390927322,
    "question": "During the time interval when a hand lifts a white teacup from a stack on the countertop, what specific sound is heard?",
    "answer": {
      "start": 15.52,
      "end": 16.52,
      "description": "A clinking sound is heard as the teacup is lifted."
    }
  },
  {
    "id": "cat5_ave_0095_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/ALP8_z817Uw.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the black dog runs toward and reaches the metal fence while being followed by the camera pan, what sound does the dog make?",
    "answer": {
      "start": 5.32,
      "end": 10.02,
      "description": "The dog barks loudly and repeatedly as it runs towards the fence."
    }
  },
  {
    "id": "cat5_ave_0032_qa0",
    "category": "Cat5",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "During the time interval when the loud, resonant bell rings out and echoes, what visual details can be observed about the bell tower and its surroundings?",
    "answer": {
      "start": 7.63,
      "end": 10.03,
      "description": "The bell on the left side of the bell tower is shown swinging back and forth, its clapper striking the bell's interior as it moves."
    }
  },
  {
    "id": "cat5_ave_0032_qa1",
    "category": "Cat5",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "While observing the bell on the left of the tower swinging back and forth between 4.88 and 10.03 seconds, what sound is heard accompanying this motion?",
    "answer": {
      "start": 4.88,
      "end": 10.03,
      "description": "A loud, resonant bell tolls once."
    }
  },
  {
    "id": "cat5_ov-avebench_1056_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5xKYPgCaSoI.mp4",
    "duration": 55.727891,
    "question": "During the time interval when two red ambulances with flashing blue and red lights are seen driving toward the camera on a city street with tram tracks and a bus stop, what sound is heard that indicates their movement?",
    "answer": {
      "start": 11.0,
      "end": 21.9,
      "description": "The loud, wailing siren of an emergency vehicle is heard as the ambulances drive down the street."
    }
  },
  {
    "id": "cat5_perception_test_60806",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "During the time interval when the sound of cards being shuffled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.0,
      "end": 17.5,
      "description": "The person's hands are seen shuffling a deck of red-backed playing cards on a wooden table by sliding them around."
    }
  },
  {
    "id": "cat5_llp__avvp_1100_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small white shaggy dog is on a bed, leaning over a person's face and licking it, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person is heard speaking in Russian, saying 'Joker, Joker', and a dog whines."
    }
  },
  {
    "id": "cat5_perception_test_66672",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1702.mp4",
    "duration": 12.565000242201155,
    "question": "During the time interval when a cat is meowing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person wearing a light purple crop top and dark blue pants is standing indoors holding a white travel mug with a black lid. In the background, there is a bed with a white mattress and a white radiator. A wooden table with papers and a magazine is in the foreground."
    }
  },
  {
    "id": "cat5_perception_test_0647",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_ov-avebench_0686_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3GutAIU5qyg.mp4",
    "duration": 71.006621,
    "question": "During the time interval when a child's voice is heard singing, what are the two children wearing and how are they positioned relative to each other and the door?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A young boy and a young girl are sitting side-by-side in front of a white door. The boy, on the left, is wearing a black t-shirt with a graphic design and has gold hoop earrings. The girl, on the right, is wearing a pink t-shirt with a flower design and has her hair in braids. They are both looking forward and appear to be singing."
    }
  },
  {
    "id": "cat5_ov-avebench_0686_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/3GutAIU5qyg.mp4",
    "duration": 71.006621,
    "question": "During the time interval when a young boy and girl are seen singing while sitting side-by-side on a dark wooden chair in front of a white paneled door, what kind of audio is heard and what elements does it include?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "A child's voice singing, accompanied by a simple, synthesized musical backing track."
    }
  },
  {
    "id": "cat5_perception_test_13768_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the sound of paper being crumpled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.4,
      "end": 15.1,
      "description": "The person's hands are shown on a white table. The person picks up the paper and holds it up to the camera, displaying the drawings of a circle, an oval, and a triangle. A white power adapter is visible on the table to the right."
    }
  },
  {
    "id": "cat5_perception_test_13768_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the person is drawing three shapes on a piece of paper with a blue and silver pen, what sounds are heard?",
    "answer": {
      "start": 1.8,
      "end": 14.0,
      "description": "The sound of a pen scratching on paper is heard as the person draws."
    }
  },
  {
    "id": "cat5_llp__avvp_4372_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/DGeCOmJq0Ow.mp4",
    "duration": 10.01,
    "question": "During the time interval when the acoustic guitar is being strummed and playing a short musical phrase, what is visually happening in the scene?",
    "answer": {
      "start": 5.88,
      "end": 9.98,
      "description": "A person wearing a bright green t-shirt is sitting and playing an acoustic guitar. The guitar has a distinctive orange and black tiger-stripe pattern on the body. The person's hands are visible, with the left hand on the fretboard and the right hand strumming the strings. A black cat is lying on the patterned couch in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_0682_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a red uniform shoots the basketball and the ball goes through the net, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The sound of a basketball bouncing on the court is heard, followed by the swishing sound of the ball going through the net. A crowd of people can be heard cheering and shouting."
    }
  },
  {
    "id": "cat5_llp__avvp_0822",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.1,
      "description": "A group of men in red and yellow basketball uniforms are on a court. One player in a red uniform shoots a basketball towards the hoop. Other players are standing around the court. A scoreboard is visible in the background."
    }
  },
  {
    "id": "cat5_perception_test_40600",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4828.mp4",
    "duration": 24.666666666666668,
    "question": "During the time interval when the loud, sharp pop followed by sustained hissing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.12,
      "end": 9.52,
      "description": "A person wearing a patterned top and a beige skirt is standing in a room with tiled floors. They are holding a green and black patterned object, which they drop onto the floor. The person then turns and walks towards a white door, opening it."
    }
  },
  {
    "id": "cat5_llp__avvp_5842_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball being dribbled followed by a buzzer occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5842_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 22 shoots the ball and it goes through the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...', along with the sound of a basketball bouncing and the swish of the net as the ball goes through the hoop."
    }
  },
  {
    "id": "cat5_perception_test_17510_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_807.mp4",
    "duration": 25.128555678677916,
    "question": "During the time interval when the distinct clinking sound of a ceramic cup being placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 16.88,
      "end": 17.28,
      "description": "The woman's right hand is seen placing the white ceramic cup, which was previously held, back down onto the wooden table. The cup is positioned upside down, next to the other two cups that are already on the table."
    }
  },
  {
    "id": "cat5_perception_test_17510_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_807.mp4",
    "duration": 25.128555678677916,
    "question": "During the time interval when the person wearing a yellow shirt lifts a white cup from the wooden table and places it back down, what sound is heard?",
    "answer": {
      "start": 16.1,
      "end": 17.1,
      "description": "A distinct clinking sound is heard as the cup is lifted and placed back down."
    }
  },
  {
    "id": "cat5_perception_test_5863_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4550.mp4",
    "duration": 13.579777962108485,
    "question": "During the time interval when the sound of a plastic lid being twisted and secured onto a jar occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.1,
      "description": "A person's hands are shown placing a grey lid onto a small glass jar on a red table. They then pick up a blue lid and place it on the table."
    }
  },
  {
    "id": "cat5_perception_test_5863_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4550.mp4",
    "duration": 13.579777962108485,
    "question": "During the time interval when a person's hands are screwing a gray lid onto a small, clear glass jar, what sounds are heard?",
    "answer": {
      "start": 1.0,
      "end": 3.0,
      "description": "A scraping sound is heard, followed by a clunk."
    }
  },
  {
    "id": "cat5_llp__avvp_6013_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "During the time interval when a brown goat on a leash nudges a white dog with its head on a dirt ground, what sounds can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person speaks in Spanish, followed by the sound of a dog barking."
    }
  },
  {
    "id": "cat5_ov-avebench_0666_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChCmJfn62OU.mp4",
    "duration": 115.542494,
    "question": "During the time interval when a child says in German, 'Das ist ein Flugzeug und das ist ein Flugzeug,' what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A wide, grassy field with a line of trees in the middle ground. In the background, there are some buildings. A dark-colored propeller airplane flies into the frame from the left, banking to the right as it passes over the trees and exits the frame on the right."
    }
  },
  {
    "id": "cat5_ov-avebench_0666_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/ChCmJfn62OU.mp4",
    "duration": 115.542494,
    "question": "During the time interval when a vintage propeller airplane is seen flying low over a green field from left to right and then banking to the right, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The loud, deep roar of a vintage propeller airplane engine is heard as it flies low overhead, accompanied by the sound of rushing wind."
    }
  },
  {
    "id": "cat5_perception_test_20760_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6952.mp4",
    "duration": 23.776789549081382,
    "question": "During the time interval when the sound of plastic sliding on plastic occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.2,
      "description": "A person's hands are on a white table. The person picks up two clear plastic cups and slides them across the table surface."
    }
  },
  {
    "id": "cat5_perception_test_65211",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "During the time interval when the sound of a zipper being pulled open occurs, what is visually happening in the scene?",
    "answer": {
      "start": 15.58,
      "end": 20.58,
      "description": "The person's hands are shown opening the pink Hello Kitty pouch. The pouch is on a white table next to a blue handbag, a banana, a head of cauliflower, and a kiwi. The person then opens the blue handbag."
    }
  },
  {
    "id": "cat5_perception_test_5028",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8036.mp4",
    "duration": 23.832343809561735,
    "question": "During the time interval when the sound of a person opening a carton is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A person's hands are shown opening a blue and white milk carton on a table. The table has a white tablecloth with a green leaf pattern. On the table, there is a white plate with slices of ham, cheese, and lettuce, two slices of bread, and a colorful mug."
    }
  },
  {
    "id": "cat5_perception_test_47826",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "During the time interval when the sound of a zipper being pulled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.62,
      "description": "A person's hands are shown zipping up a green and orange children's backpack that has a dinosaur design on it. The backpack is sitting on a glass table in front of the person, who is sitting on a red couch."
    }
  },
  {
    "id": "cat5_perception_test_39513",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5691.mp4",
    "duration": 34.94295462818807,
    "question": "During the time interval when a single, clear thud is heard from the lamp hitting the floor, what is visually happening in the scene?",
    "answer": {
      "start": 2.02,
      "end": 2.42,
      "description": "A lime green desk lamp is dropped onto the wooden floor, its base and coiled neck making contact with the surface."
    }
  },
  {
    "id": "cat5_llp__avvp_1457_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a small engine cranking repeatedly is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.5,
      "description": "A person wearing blue and white gloves is attempting to start an orange string trimmer by pulling its starter cord. The person is standing on a gravel surface next to a wooden fence and a white lattice structure."
    }
  },
  {
    "id": "cat5_llp__avvp_1457_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is pulling the starter cord of an orange string trimmer, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.8,
      "description": "The sound of a small engine being pulled and sputtering, followed by a male voice saying, \"And she's off.\""
    }
  },
  {
    "id": "cat5_llp__avvp_2412_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when the sound of a basketball bouncing on a wooden court is heard, followed by an excited male announcer and ending with a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey with the number 24 dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense. The game is being played in a large arena with a crowd in the stands."
    }
  },
  {
    "id": "cat5_llp__avvp_2412_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when a basketball player in a black jersey (number 24) is dribbling down the court while being defended, with other players moving and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball being dribbled and the squeaking of shoes on the court. A buzzer sounds at the end."
    }
  },
  {
    "id": "cat5_perception_test_73125_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "During the time interval when the sound of paper being torn occurs, what is the person visually doing with the paper and the pen?",
    "answer": {
      "start": 10.88,
      "end": 15.98,
      "description": "The person uses the red pen in their right hand to tear the white lined paper that is resting on the black drum."
    }
  },
  {
    "id": "cat5_perception_test_73125_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "While the person is folding the white lined paper on the black drum, what specific sounds are heard accompanying their hand movements?",
    "answer": {
      "start": 18.5,
      "end": 34.9,
      "description": "The sound of paper being crumpled and folded is heard as the person manipulates the white lined paper on the drum."
    }
  },
  {
    "id": "cat5_perception_test_3365_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps similar to a touch-tone phone dialing occur, what is the person visually doing with their hands?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "The person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3365_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and transferring it to a larger bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A spoon clinks against a metal pot and bowl as a person scoops and stirs a yellow substance. A series of electronic beeps, similar to a touch-tone phone dialing, are heard, followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_16401",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "During the clattering of dishes, what is visually happening in the scene?",
    "answer": {
      "start": 15.82,
      "end": 16.82,
      "description": "A person's hand places a light-colored bowl on a black table, next to two other identical bowls. A black remote control and a small pile of coins are also on the table."
    }
  },
  {
    "id": "cat5_llp__avvp_3959_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "During the time interval when a child is laughing and an adult female is speaking in the background, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 9.98,
      "description": "The child in the Spiderman costume is sitting on a green chair, laughing and holding a brown object. The adult in the purple shirt and patterned shorts is standing next to the child."
    }
  },
  {
    "id": "cat5_llp__avvp_1476_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when rhythmic clapping from multiple people is heard, what are the musicians doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A group of musicians are gathered in a room with white tiled walls. One man in the center holds an acoustic guitar and a harp, while another man to his left plays a violin. A third man stands behind them. People are walking in the background. The musicians are clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_llp__avvp_1476_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man in a dark jacket and blue jeans walks from the right to the left side of the frame, what kind of sound is heard from the audience?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The audience is clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_perception_test_3385_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps like a touch-tone phone dialing occur, what is happening visually in the scene?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "A person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The table has various items including a plate of salad, a metal cup, a bottle, and a packet. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3385_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and transferring it to a larger bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A spoon clinks against a metal pot and bowl as a person scoops and stirs a yellow substance. A series of electronic beeps, similar to a touch-tone phone dialing, are heard, followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_ov-avebench_0243_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5n7mg7rsZZA.mp4",
    "duration": 125.271655,
    "question": "During the time interval when a red firework launches and explodes into a burst of red and white sparks, followed by golden sparks and a large red starburst, what sounds are heard?",
    "answer": {
      "start": 4.8,
      "end": 11.8,
      "description": "The audio contains the sounds of fireworks being launched and exploding, characterized by loud bangs and crackling noises."
    }
  },
  {
    "id": "cat5_ov-avebench_0026_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "During the time interval when a loud burping sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 5.0,
      "description": "A man with long dark hair, a goatee, and a nose ring is sitting in a room, wearing a white t-shirt, with his mouth wide open during the loud burping sound."
    }
  },
  {
    "id": "cat5_ov-avebench_0026_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "During the time interval when a man with long dark hair and a nose ring is seen making loud burping sounds on a couch, what audio can be heard?",
    "answer": {
      "start": 1.0,
      "end": 11.0,
      "description": "A man makes a series of loud, guttural burping sounds."
    }
  },
  {
    "id": "cat5_perception_test_20738_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6952.mp4",
    "duration": 23.776789549081382,
    "question": "During the time interval when the sound of plastic sliding on plastic occurs, what is visually happening on the table?",
    "answer": {
      "start": 0.0,
      "end": 3.2,
      "description": "A person's hands are shown on a white table, moving two clear plastic cups. The cups are initially placed upright, and the person's hands then slide them across the table surface."
    }
  },
  {
    "id": "cat5_perception_test_46152_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when the metallic clink and repeated opening/closing of a metal object are heard, what visual activity involving the objects on the table can be observed?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A silver-colored nail clipper is placed on the table, and its blade is opened and closed, causing the coin to move slightly."
    }
  },
  {
    "id": "cat5_perception_test_46152_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when a hand places a gold-colored coin onto the tablecloth near the watch and wine glass, what distinct sound is heard as the coin lands?",
    "answer": {
      "start": 9.0,
      "end": 10.0,
      "description": "A metallic clinking sound is heard as the coin lands on the tablecloth."
    }
  },
  {
    "id": "cat5_ov-avebench_0817_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/HXvge-6i_mk.mp4",
    "duration": 46.16127,
    "question": "During the time interval when the sharp clicking sound occurs at the beginning of the clip, what is the rooster doing visually?",
    "answer": {
      "start": 0.0,
      "end": 0.4,
      "description": "A white rooster with a red comb and wattle stands on a blue surface. It is in a room with a brick wall in the background. The rooster is initially still, then lifts its left leg and flaps its wings."
    }
  },
  {
    "id": "cat5_llp__avvp_2605_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled is followed by a loud crash of a chair falling over, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person in a black shirt and shorts is dribbling a basketball on a wooden gym floor. They run forward and attempt to dribble the ball between two chairs. As they do, the chair on the left tips over and falls to the floor. The person stumbles forward and falls to the ground, landing on their hands and knees."
    }
  },
  {
    "id": "cat5_llp__avvp_2605_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man trips over a chair while dribbling a basketball and falls to the floor, what sounds are heard?",
    "answer": {
      "start": 1.5,
      "end": 3.5,
      "description": "The sound of a basketball being dribbled is heard, followed by a thud as the man falls and the chair tips over."
    }
  },
  {
    "id": "cat5_perception_test_16415",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "During the time interval when the clattering of dishes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.82,
      "end": 16.82,
      "description": "A person's hand places a light-colored bowl on a black table, next to two other identical bowls. A black remote control and a small pile of coins are also on the table."
    }
  },
  {
    "id": "cat5_ov-avebench_0553_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/FXaFJAmZEiE.mp4",
    "duration": 14.001633,
    "question": "During the time interval when the loud, high-pitched wailing siren of an emergency vehicle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 5.74,
      "end": 14.001,
      "description": "The white ambulance is seen driving down the street, moving away from the camera's position. It passes a large white truck on its right side."
    }
  },
  {
    "id": "cat5_ov-avebench_0148_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "During the time interval when a person is whistling a tune, what does the woman in the frame look like and what is she doing visually?",
    "answer": {
      "start": 9.0,
      "end": 24.0,
      "description": "A young woman with long brown hair and glasses, wearing a red and blue plaid shirt, is shown from the chest up against a black background. She is looking directly at the camera with her mouth slightly open, as if she is about to speak or is in the middle of speaking."
    }
  },
  {
    "id": "cat5_ov-avebench_0148_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "During the time interval when a man and a young boy walk along a dirt path in a wooded area and approach a riverbank, what sound can be heard?",
    "answer": {
      "start": 23.0,
      "end": 43.0,
      "description": "A person is whistling a tune."
    }
  },
  {
    "id": "cat5_perception_test_31757",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8345.mp4",
    "duration": 17.676611546843205,
    "question": "During the time interval when a thud sound is heard as the book is placed on the table, what is visually happening in the scene?",
    "answer": {
      "start": 11.23,
      "end": 11.63,
      "description": "A person's hand places a book with a colorful cover onto a small, oval, red table. The table already holds a blue water jug, a glass, a small cup, a red apple, and two pens. The person is sitting on a chair covered with a green and white patterned cloth."
    }
  },
  {
    "id": "cat5_llp__avvp_3757_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "During the time interval when a man is speaking in Tamil, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A man in a white traditional outfit stands on a stage, holding a microphone and speaking. To his left, three women in white sarees are seated, and another woman in a white saree stands in the center. The stage has a purple and blue gradient background. The audience is visible as silhouettes in the foreground."
    }
  },
  {
    "id": "cat5_perception_test_21087",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_829.mp4",
    "duration": 34.991643472115925,
    "question": "During the time interval when the sound of a car door closing occurs, what is the person in the scene doing visually?",
    "answer": {
      "start": 20.64,
      "end": 21.04,
      "description": "The person is folding a pair of blue jeans on the table."
    }
  },
  {
    "id": "cat5_ov-avebench_1029_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "During the time interval when a single clear chord is strummed on an acoustic guitar, what is visually happening in the scene?",
    "answer": {
      "start": 1.12,
      "end": 2.427,
      "description": "A woman with short brown hair, wearing a blue zip-up hoodie over a white top, is sitting in a hallway. She is holding an acoustic guitar and strums it once."
    }
  },
  {
    "id": "cat5_ov-avebench_1029_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "During the time interval when the woman is singing and strumming an acoustic guitar indoors in a hallway with a staircase to the left, what is being heard?",
    "answer": {
      "start": 11.8,
      "end": 15.8,
      "description": "A woman sings a song while strumming an acoustic guitar."
    }
  },
  {
    "id": "cat5_llp__avvp_4619_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is laughing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "A person's hand is seen touching the front bumper of a gold-colored car. The camera then moves to show the front tire, which has a black tire cover with white text on it."
    }
  },
  {
    "id": "cat5_llp__avvp_4619_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand is seen touching the black front bumper of a silver car and moving along it, passing a 'KEEP OUT' sticker, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person laughs, followed by a cat meowing."
    }
  },
  {
    "id": "cat5_perception_test_66229_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "During the time interval when a crumpling sound is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.11,
      "end": 11.11,
      "description": "A person wearing a red t-shirt places a book into a black Super Mario backpack. The backpack is on a table next to a pink handbag and a glass. The person then closes the backpack."
    }
  },
  {
    "id": "cat5_perception_test_66229_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "During the time interval when the person picks up the backpack and uses both hands to zip it closed, what sound is heard?",
    "answer": {
      "start": 19.1,
      "end": 24.1,
      "description": "The distinct, high-pitched sound of a zipper being pulled closed is heard as the person zips the backpack."
    }
  },
  {
    "id": "cat5_ov-avebench_0128_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "During the time interval when a loud, wet burp is heard, what is visually happening in the scene?",
    "answer": {
      "start": 33.94,
      "end": 35.24,
      "description": "A man with a beard and a dark patterned shirt is playing a keyboard. He has a long, black, flexible tube in his mouth, which he is using to play the instrument. He is looking towards the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_0128_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "During the time interval when the video shows a rapid montage of three different people—including a shirtless man laughing, a bearded man playing a keyboard with a mouthpiece, and a blonde woman taking a mirror selfie—what sounds are heard?",
    "answer": {
      "start": 33.0,
      "end": 38.0,
      "description": "The audio consists of a series of guttural, non-verbal vocalizations, including a deep groan and a high-pitched squeal."
    }
  },
  {
    "id": "cat5_ov-avebench_0249_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9MKXKCI9UNI.mp4",
    "duration": 51.571519,
    "question": "During the time interval when a single firework shell launches from the bottom of the frame and explodes into a large, spherical burst of white and yellow sparks, what sound is heard?",
    "answer": {
      "start": 3.8,
      "end": 6.0,
      "description": "A loud, sharp report of a firework exploding is heard during the launch and spherical burst of white and yellow sparks."
    }
  },
  {
    "id": "cat5_llp__avvp_0232_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog barks once, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A small, light-brown dog with a white head is in a blue and black wheelchair on a grassy lawn, moving forward while pushing a black ball with its nose. A person's legs in blue jeans are visible on the left. The background includes a paved path and a light-colored wall."
    }
  },
  {
    "id": "cat5_llp__avvp_0232_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person kicks a black ball on a grassy area, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person shouts, followed by a dog barking."
    }
  },
  {
    "id": "cat5_perception_test_25929_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when you hear a light bulb being screwed into a socket, what is the man in the red plaid shirt doing in the laboratory?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "The man in the red plaid shirt is standing at the lab bench and reaches up with his right hand to turn a switch on a white electrical panel."
    }
  },
  {
    "id": "cat5_perception_test_25929_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the man places a pencil back into the clear plastic cup, what sound is produced?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A pencil is placed back into a clear plastic cup, producing a clinking sound as it hits the bottom of the cup."
    }
  },
  {
    "id": "cat5_perception_test_61391_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when a bowl is placed on a hard surface followed by a high-pitched electronic beep, what is the person in pajamas doing with the teal bowls on the table?",
    "answer": {
      "start": 16.78,
      "end": 21.98,
      "description": "The person in pajamas lifts the middle teal bowl, revealing a small orange object underneath, and then places the bowl back down on the table."
    }
  },
  {
    "id": "cat5_perception_test_61391_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when the person lifts the back right bowl, revealing an orange and white object underneath, what sound is heard?",
    "answer": {
      "start": 1.48,
      "end": 2.48,
      "description": "A single, clear, high-pitched electronic beep is heard."
    }
  },
  {
    "id": "cat5_perception_test_37342",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "During the time interval when the sound of a bottle being placed on a table occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.18,
      "end": 10.68,
      "description": "A hand places a small white bottle on a wooden table. The table has several books, a candlestick, and a small white cup on it."
    }
  },
  {
    "id": "cat5_perception_test_47067",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "During the time interval when the rustling of paper is heard as the person pulls the paper from the pouch, what is visually happening in the scene?",
    "answer": {
      "start": 15.12,
      "end": 20.52,
      "description": "The person's hands are seen opening a black pouch on the counter and pulling out a folded piece of paper from inside."
    }
  },
  {
    "id": "cat5_perception_test_46165_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when the metallic clink and the sound of a metal object being opened and closed occur, what visual activity involving the objects on the table can be observed?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A silver-colored nail clipper is placed on the table, and its blade is opened and closed, causing the coin to move slightly."
    }
  },
  {
    "id": "cat5_perception_test_46165_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At the moment when a hand places a gold-colored coin onto the tablecloth, what distinct sound is heard as the coin lands?",
    "answer": {
      "start": 9.0,
      "end": 10.0,
      "description": "A metallic clinking sound is heard as the coin lands on the tablecloth."
    }
  },
  {
    "id": "cat5_perception_test_22670_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when the sharp clink sound occurs, what visual action is taking place on the white table?",
    "answer": {
      "start": 10.01,
      "end": 10.51,
      "description": "A person's hands are visible on the white table, holding a green marker and a spoon with a rainbow-colored handle. The spoon is placed on the table, and the hands move away."
    }
  },
  {
    "id": "cat5_perception_test_22670_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when the left hand places a spoon into the second white cup with black writing, what sound is heard?",
    "answer": {
      "start": 17.0,
      "end": 20.0,
      "description": "A clattering sound, like a spoon being placed in a cup, is heard."
    }
  },
  {
    "id": "cat5_perception_test_11829_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6181.mp4",
    "duration": 18.8286108099845,
    "question": "During the time interval when the sharp slapping sound of hands clapping occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.88,
      "end": 2.22,
      "description": "The person's hands are brought together in front of them, palms facing each other, and then clapped sharply once."
    }
  },
  {
    "id": "cat5_ov-avebench_1215_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/AOSVHoRTyC4.mp4",
    "duration": 45.85941,
    "question": "During the time interval when the rooster crows loudly, what visual actions does the rooster perform and what is the setting in which it is standing?",
    "answer": {
      "start": 2.48,
      "end": 7.52,
      "description": "The rooster stands on a blue barrel, repeatedly opening its beak and moving its head up and down as it crows. Its red comb and wattle are prominent, and its white feathers are visible against the backdrop of a brick wall."
    }
  },
  {
    "id": "cat5_ov-avebench_1315_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/H9ElxuZvoaw.mp4",
    "duration": 149.281088,
    "question": "During the time interval when the remote-controlled helicopter is hovering and slowly spinning on the grassy field, what does the sound of the motor and rotor blades sound like?",
    "answer": {
      "start": 0.0,
      "end": 16.0,
      "description": "The audio consists of the high-pitched whirring and buzzing sound of the helicopter's motor and rapidly spinning rotor blades."
    }
  },
  {
    "id": "cat5_ov-avebench_0238_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "During the time interval when the loud, sharp popping sounds of fireworks exploding occur in quick succession, what visual details can be observed in the night sky and on the screen, including any text overlays and the pattern of the fireworks' display?",
    "answer": {
      "start": 34.8,
      "end": 42.9,
      "description": "During this interval, the night sky is illuminated by multiple fireworks exploding in a synchronized pattern. Bright, golden-orange trails shoot upwards from the ground, bursting into dense, sparkling clusters of light that fill the upper portion of the screen. The text overlays 'OUT OF WITH A BANG 295 SHOTS', 'BP2607', '500g Cake', and '23-1/2X17-1/2X5-1/2 in.' remain visible on the screen."
    }
  },
  {
    "id": "cat5_ov-avebench_0238_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "During the time interval when a firework is launched into the night sky, ascends, and then explodes into bright golden trails and sparkling particles, what type of sound is heard throughout this visual event?",
    "answer": {
      "start": 21.0,
      "end": 34.9,
      "description": "A continuous, low-frequency electronic hum or buzz is heard throughout the entire interval."
    }
  },
  {
    "id": "cat5_ov-avebench_0129_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "During the time interval when a loud, wet burp is heard, what is visually happening in the scene?",
    "answer": {
      "start": 33.94,
      "end": 35.24,
      "description": "A man with a beard and a dark patterned shirt is playing a keyboard. He has a long, black, flexible tube in his mouth, which he is using to play the instrument. He is looking towards the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_0129_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "During the time interval when the video shows a rapid montage of three different people—one shirtless man laughing, a bearded man playing a keyboard with a mouthpiece, and a woman taking a mirror selfie—what sounds are heard?",
    "answer": {
      "start": 33.0,
      "end": 38.0,
      "description": "The audio consists of a series of guttural, non-verbal vocalizations, including a deep groan and a high-pitched squeal."
    }
  },
  {
    "id": "cat5_perception_test_52699",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10234.mp4",
    "duration": 12.52276665449048,
    "question": "During the time interval when the sound of a book being opened and pages being flipped is heard, what is visually happening in the scene?",
    "answer": {
      "start": 7.12,
      "end": 10.12,
      "description": "A hand is seen flipping through the pages of a book that is propped up on a small blue stand. The hand moves from the top of the book down towards the bottom, turning the pages one by one."
    }
  },
  {
    "id": "cat5_llp__avvp_1098_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small, white, shaggy dog is licking a person's face on a bed, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person is heard speaking in Russian, saying \"Джокер, Джокер\" (Joker, Joker), while a dog whines and licks a person's face."
    }
  },
  {
    "id": "cat5_ov-avebench_0986_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/NU03wqRcZx0.mp4",
    "duration": 52.732517,
    "question": "During the time interval where a continuous, rhythmic drum beat featuring snare, toms, and cymbals is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 19.2,
      "description": "The video opens with a black screen displaying the white text 'Vaneira'. It then cuts to a man wearing a black t-shirt, blue jeans, glasses, and orange ear protection, sitting and playing a black drum kit. He is actively hitting the snare drum, toms, and cymbals with drumsticks. The camera is positioned to his right, showing his profile and the drum kit. The scene is indoors, likely a music store or studio. The video ends with a black screen displaying the white text 'Arrocha'."
    }
  },
  {
    "id": "cat5_perception_test_0854",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 16.8,
      "description": "A person picks up a black kettle and pours its contents into a white mug."
    }
  },
  {
    "id": "cat5_perception_test_14416",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_perception_test_49465",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_462.mp4",
    "duration": 16.506833139455857,
    "question": "During the brief clinking sound of glass around 13.1 to 13.3 seconds, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.32,
      "description": "A hand is placing a small, white, block-letter 'H' onto a black table, where a green soda bottle, a small clear plastic cup, and a large clear plastic water bottle are already present."
    }
  },
  {
    "id": "cat5_ov-avebench_0747_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/LzwYHvWECjQ.mp4",
    "duration": 26.052789,
    "question": "During the time interval when the loud, powerful crashing of ocean waves against rocks is heard, what is visible from inside the dark cave or crevice?",
    "answer": {
      "start": 15.0,
      "end": 25.0,
      "description": "The camera pans across the turbulent ocean visible from the cave's opening, showing large waves with white foam crashing against dark, jagged rocks along the coastline."
    }
  },
  {
    "id": "cat5_ov-avebench_0747_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/LzwYHvWECjQ.mp4",
    "duration": 26.052789,
    "question": "During the time interval when the view from inside a dark cave shows large waves crashing against jagged rocks along a sunny coastline, with the camera panning right and silhouettes of people briefly visible at the entrance, what sound is heard?",
    "answer": {
      "start": 13.0,
      "end": 26.0,
      "description": "The continuous, powerful crashing of large ocean waves against rocks is heard, accompanied by the sound of rushing water."
    }
  },
  {
    "id": "cat5_ov-avebench_0068_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/75BiOswLc10.mp4",
    "duration": 60.046803,
    "question": "During the time interval when a person burps loudly, what is visible on the screen?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "The screen is completely black."
    }
  },
  {
    "id": "cat5_ov-avebench_0068_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/75BiOswLc10.mp4",
    "duration": 60.046803,
    "question": "During the time interval when the young woman with blonde hair opens her mouth wide in surprise, what sound occurs?",
    "answer": {
      "start": 39.68,
      "end": 40.88,
      "description": "A person says, 'Excuse me.'"
    }
  },
  {
    "id": "cat5_perception_test_49434",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_462.mp4",
    "duration": 16.506833139455857,
    "question": "During the brief clinking sound of glass between 13.12 and 13.32 seconds, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.32,
      "description": "A hand places a small, white, block-letter 'H' made of interlocking plastic bricks onto a black table, where a green soda bottle, a small clear plastic cup, and a large clear plastic water bottle are also present."
    }
  },
  {
    "id": "cat5_ov-avebench_0513_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9cZ_SO9Rduc.mp4",
    "duration": 77.345669,
    "question": "During the time interval when the rhythmic chirping sound of a cricket is heard, what visual activity involving insects can be observed on the dry, thorny branch?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "A close-up shot shows two grasshoppers mating on a dry, thorny branch. The grasshoppers are light brown with dark spots and stripes, and are mostly stationary. The background is a blurred, dry, grassy landscape under a bright sky."
    }
  },
  {
    "id": "cat5_ov-avebench_0513_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9cZ_SO9Rduc.mp4",
    "duration": 77.345669,
    "question": "During the time interval when two grasshoppers are seen perched on a dry, thorny branch with their legs twitching, what type of sound is heard in the background?",
    "answer": {
      "start": 13.0,
      "end": 22.0,
      "description": "A continuous, high-pitched, rhythmic chirping sound, characteristic of insects like crickets or grasshoppers, is heard throughout the clip."
    }
  },
  {
    "id": "cat5_perception_test_14832",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6184.mp4",
    "duration": 22.092155412802345,
    "question": "During the time interval when the sound of a zipper being opened and closed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.52,
      "end": 22.02,
      "description": "A person's hands are seen opening and closing the zipper of a black backpack. The backpack is resting on a glass-topped coffee table. On the table, there is a potted plant, a white desk lamp, a black wallet, a clear water bottle with a blue cap, and a black electronic device with a coiled cord."
    }
  },
  {
    "id": "cat5_ov-avebench_1017_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/51yApD6AnUk.mp4",
    "duration": 132.098633,
    "question": "During the time interval when the sustained, high-pitched, ethereal vocalization (similar to a choir or operatic voice) is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.8,
      "end": 19.5,
      "description": "The camera pans across a high, ornately decorated ceiling featuring painted frescoes and white, vaulted ribs. It then tilts down to show a man in a green shirt and light-colored pants standing on a checkered floor, looking up at the ceiling near a tall, silver ladder."
    }
  },
  {
    "id": "cat5_ov-avebench_1017_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/51yApD6AnUk.mp4",
    "duration": 132.098633,
    "question": "During the time interval when the woman in the pink jacket lowers her arms and turns to her right, looking up at the high ceiling, what type of music is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A choir sings a cappella music."
    }
  },
  {
    "id": "cat5_llp__avvp_3497_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the continuous sizzling sound of food frying in hot oil occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A top-down view of a silver metal pan on a stove. Inside the pan, there is a bubbling, golden liquid with small, light-colored pieces being stirred with a metal spoon. The liquid is actively sizzling."
    }
  },
  {
    "id": "cat5_llp__avvp_3497_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "During the time interval when chopped cashews and raisins are being stirred in a silver-colored metal pan on a stovetop, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A continuous sizzling sound, characteristic of food being cooked in oil."
    }
  },
  {
    "id": "cat5_ov-avebench_0562",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/G-RoCc3bOR8.mp4",
    "duration": 124.691233,
    "question": "During the time interval when the loud, wailing siren characteristic of an emergency vehicle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 19.0,
      "description": "A red pickup truck with '911' markings and emergency lights on its roof is driving on a paved road. It turns right at an intersection, passing a white building and a stop sign, while other cars are visible on the road."
    }
  },
  {
    "id": "cat5_llp__avvp_2572_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping in rhythm with the music, what instruments and sounds are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audio contains the sound of a live band playing upbeat folk or bluegrass music, featuring string instruments such as a banjo and fiddle, along with the audience clapping in rhythm with the music."
    }
  },
  {
    "id": "cat5_perception_test_55057",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7774.mp4",
    "duration": 17.43238908972571,
    "question": "During the time interval when the rattling sound of small objects inside a container is heard from the shaken box, what is visually happening in the scene?",
    "answer": {
      "start": 6.72,
      "end": 13.12,
      "description": "A hand is holding a dark green, rectangular box with a geometric pattern on its cover and shaking it back and forth on a dark blue tablecloth. In the background, a glass salt shaker with a green lid and a wooden chair are visible."
    }
  },
  {
    "id": "cat5_perception_test_19848_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "During the loud, sharp clatter of dishes—like a plate or bowl being set down forcefully—what is visually happening in that moment?",
    "answer": {
      "start": 18.4,
      "end": 19.4,
      "description": "A person's hands are seen placing a spoon into a bowl on a dark table. The person then moves out of the frame to the left. On the table, there is also a plate, a bottle of water, and a blue container. In the background, a banner is visible on the wall."
    }
  },
  {
    "id": "cat5_perception_test_19848_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "When the hand places a spoon into the white bowl on the dark table, what sound is heard at that moment?",
    "answer": {
      "start": 16.82,
      "end": 17.52,
      "description": "A metallic clinking sound is heard as the spoon is placed into the bowl."
    }
  },
  {
    "id": "cat5_ov-avebench_0707_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "During the time when child speech is heard at the beginning of the audio, what is visually happening in the scene?",
    "answer": {
      "start": 53.4,
      "end": 59.1,
      "description": "A light-colored dog is in a shallow, rocky stream. A young boy in a camouflage shirt and jeans stands nearby. A toddler in a dark shirt and light shorts walks into the stream. The dog then jumps into the water, splashing the toddler."
    }
  },
  {
    "id": "cat5_ov-avebench_0707_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "During the time when the baby stumbles and falls forward into the water, what sounds are heard?",
    "answer": {
      "start": 61.3,
      "end": 62.8,
      "description": "The sound of splashing water is heard as the baby falls. A woman exclaims, \"Oh, it's okay!\""
    }
  },
  {
    "id": "cat5_perception_test_49998",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "During the time interval when the sound of a letter block being placed down occurs, what is visually happening in the scene?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A hand places a red letter block 'A' on a grey surface next to a blue letter block 'B'. A red onion is balanced on a silver knife. The scene is viewed from above."
    }
  },
  {
    "id": "cat5_llp__avvp_0234_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog barks once, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A small, light-brown dog with a white head is in a blue and black wheelchair on a grassy lawn. A person's legs in blue jeans are visible on the left. The dog is moving forward, pushing a black ball with its nose. The background is a paved path and a light-colored wall."
    }
  },
  {
    "id": "cat5_llp__avvp_0234_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person in blue jeans and a purple top kicks a black ball on a grassy area, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person shouts, followed by the sound of a dog barking."
    }
  },
  {
    "id": "cat5_llp__avvp_3961_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "During the time interval when a child is laughing and an adult female is speaking in the background, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 9.98,
      "description": "The child in the Spiderman costume is sitting on a green chair, laughing and holding a brown object. The adult in the purple shirt and camouflage shorts is standing to the right of the child, next to a potted plant and a wooden fence in the background."
    }
  },
  {
    "id": "cat5_perception_test_65585",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10309.mp4",
    "duration": 21.410344551443874,
    "question": "During the time interval when a single, sharp clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.22,
      "description": "A person's arm and hand are visible on the left side of the frame, moving towards a small wooden table with a pink cup, a stack of papers, a small yellow fruit, and a pink cloth on it."
    }
  },
  {
    "id": "cat5_perception_test_36014",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11035.mp4",
    "duration": 21.321666475631716,
    "question": "During the time interval when a distinct thud is heard from the knife being placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 16.93,
      "end": 17.23,
      "description": "A person's hand places a knife with a wooden handle and a silver blade onto a wooden surface, next to a black bag and a folded gray and white cloth."
    }
  },
  {
    "id": "cat5_ov-avebench_1028_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "During the time interval when a single clear chord is strummed on an acoustic guitar, what is visually happening? Specifically, describe the person and their actions.",
    "answer": {
      "start": 1.12,
      "end": 2.427,
      "description": "A woman with brown hair, wearing a blue zip-up hoodie, is sitting on the floor in a hallway. She is holding a dark-colored acoustic guitar and strums a single chord with her right hand while looking directly at the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_1028_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "During the time interval when the woman is singing and strumming an acoustic guitar indoors, with a hallway and staircase visible, what lyrics are being sung and what musical accompaniment is heard?",
    "answer": {
      "start": 11.8,
      "end": 15.8,
      "description": "A woman sings the lyrics, \"Only crazy people...\", accompanied by the strumming of an acoustic guitar."
    }
  },
  {
    "id": "cat5_ov-avebench_0311_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Is7A_5yTybE.mp4",
    "duration": 127.175692,
    "question": "During the time interval when the sound of a horse galloping on a hard surface followed by jumping over an obstacle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 17.0,
      "description": "A person wearing a helmet and riding clothes is on a brown horse. The horse is trotting across a grassy field towards a white and green jump. The horse then leaps over the jump and continues running away from the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_0311_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Is7A_5yTybE.mp4",
    "duration": 127.175692,
    "question": "During the time interval when a person riding a brown horse gallops across a grassy field and clears a white and green show jumping obstacle, what sounds are heard?",
    "answer": {
      "start": 12.0,
      "end": 15.0,
      "description": "The clip contains the sound of a horse galloping, followed by a single, sustained, low-pitched electronic tone."
    }
  },
  {
    "id": "cat5_ov-avebench_0651_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/0tRkJ1CppTA.mp4",
    "duration": 52.035918,
    "question": "During the time interval when the small brownish-grey bird is seen opening its beak wide on a tree branch, what sounds are heard?",
    "answer": {
      "start": 2.0,
      "end": 6.0,
      "description": "The bird is heard chirping and making a series of rapid, high-pitched trills and warbles."
    }
  },
  {
    "id": "cat5_llp__avvp_3756_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "During the time interval when a man is speaking in Tamil, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A man in a white traditional outfit stands on a stage, holding a microphone and speaking. To his left, three women in white sarees are seated, and another woman in a white saree stands in the center. The stage has a purple and blue gradient background. The audience is visible as silhouettes in the foreground."
    }
  },
  {
    "id": "cat5_perception_test_50351",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "During the time interval when the sharp click sound occurs (around 1.0 to 1.5 seconds), what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.5,
      "description": "A person's arm and hand enter the frame from the left, holding a small red and green object, which is placed on a white table."
    }
  },
  {
    "id": "cat5_llp__avvp_1473_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when rhythmic clapping from multiple people is heard, what are the musicians doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A group of musicians are gathered in a room with white tiled walls. One man in the center holds an acoustic guitar and a harp, while another man to his left plays a violin. A third man stands behind them. People are walking in the background. The musicians are clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_llp__avvp_1473_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man in a dark jacket walks from the right to the left in front of a group of musicians, what kind of sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The sound of rhythmic clapping is heard, as if from a small audience, during the time the man in a dark jacket walks from right to left in front of the musicians."
    }
  },
  {
    "id": "cat5_ov-avebench_0706_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "During the time when child speech is heard at the beginning of the audio, what is visually happening in the scene?",
    "answer": {
      "start": 53.4,
      "end": 59.1,
      "description": "A light-colored dog is in a shallow, rocky stream. A young boy in a camouflage shirt and jeans stands nearby. A toddler in a dark shirt and light shorts walks into the stream. The dog then jumps into the water, splashing the toddler."
    }
  },
  {
    "id": "cat5_ov-avebench_0706_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "During the time when the baby stumbles and falls forward into the water in the shallow stream, what sounds are heard?",
    "answer": {
      "start": 61.3,
      "end": 62.8,
      "description": "The sound of splashing water is heard as the baby falls. A woman exclaims, \"Oh, it's okay!\""
    }
  },
  {
    "id": "cat5_llp__avvp_1242_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when you hear the distinct sound of playing cards being thrown and fluttering through the air, what is visually happening in the scene?",
    "answer": {
      "start": 2.82,
      "end": 4.32,
      "description": "A top-down view of a green felt poker table. Numerous hands reach in from the edges of the frame, tossing playing cards and poker chips into the air. The cards and chips are scattered and falling."
    }
  },
  {
    "id": "cat5_llp__avvp_1242_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a woman is dancing on top of a poker table in a casino while surrounded by men in tuxedos, what type of music and vocal elements are heard in the audio?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "The audio features upbeat, rhythmic music with a strong dance beat, accompanied by a male voice singing in a foreign language."
    }
  },
  {
    "id": "cat5_ov-avebench_1451_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Ei3WbKR7tmA.mp4",
    "duration": 41.494059,
    "question": "During the time interval when the loud, low-pitched rumble of a large diesel engine—characteristic of a bus—intensifies as the vehicle accelerates, what is visually happening in the scene?",
    "answer": {
      "start": 23.8,
      "end": 32.8,
      "description": "The white and blue bus, with the number 7690 and route Bx8 displayed on its rear, is seen driving away from the camera down a city street. It moves past a green street sign and continues down the road, becoming smaller in the frame as it recedes into the distance."
    }
  },
  {
    "id": "cat5_ov-avebench_1451_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Ei3WbKR7tmA.mp4",
    "duration": 41.494059,
    "question": "During the time interval when a white bus is seen driving from left to right, passing behind a black metal fence on an overcast day, what sounds are heard in the scene?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "The sound of a large vehicle, likely a bus, accelerating and driving past, with prominent engine noise and the sound of tires on pavement."
    }
  },
  {
    "id": "cat5_ov-avebench_1314_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/H9ElxuZvoaw.mp4",
    "duration": 149.281088,
    "question": "During the time interval when the remote-controlled helicopter is hovering low and spinning slowly on the grassy field with its rotor blades creating a visible blur, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 16.0,
      "description": "The sound of a loud, high-pitched buzzing from the helicopter's motor is heard continuously during the time the helicopter hovers low and spins slowly on the grassy field with its rotor blades creating a visible blur."
    }
  },
  {
    "id": "cat5_perception_test_5367",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10374.mp4",
    "duration": 12.955344136135539,
    "question": "During the time interval when the distinct thud of the lid being placed on the container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person's hands are seen placing a green lid onto a blue container."
    }
  },
  {
    "id": "cat5_llp__avvp_2695_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when a cat meows, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.32,
      "description": "A close-up of a ginger cat's face, looking directly at the camera. The cat then turns its head to the left, revealing its profile and a purple collar. The background shows a desk with a phone, a blue container, and papers."
    }
  },
  {
    "id": "cat5_llp__avvp_2695_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when two cats are eating from a green and white bowl on the floor, what sounds are heard?",
    "answer": {
      "start": 3.5,
      "end": 7.0,
      "description": "A person speaks, followed by the sound of a cat meowing. The sound of the cats eating from the bowl is audible."
    }
  },
  {
    "id": "cat5_perception_test_49844",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.79104489992286,
    "question": "During the time interval when clock ticking is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.409,
      "description": "A person wearing a blue zip-up hoodie is sitting at a table with a large sheet of white paper in front of them. To the left is a silver tin with a blue pen balanced on top. The person's right hand is resting on the paper, and their left hand is raised near their face. The background shows a kitchen with light-colored cabinets and a microwave."
    }
  },
  {
    "id": "cat5_perception_test_31804_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "During the time interval when the sharp, metallic clank followed by rustling is heard, what visual action involving a person and objects can be observed?",
    "answer": {
      "start": 19.82,
      "end": 20.22,
      "description": "A person wearing a yellow shirt swings a green object, which appears to be a belt, in a downward motion. The object makes contact with a surface, causing a red apple to fall from a white container onto a book."
    }
  },
  {
    "id": "cat5_perception_test_31804_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "While the person is placing and moving the black cable on the brown table, what kind of sounds are heard?",
    "answer": {
      "start": 14.0,
      "end": 17.0,
      "description": "A series of sharp, percussive sounds, like a hard object being struck or dropped, are heard as the black cable is placed and moved on the brown table."
    }
  },
  {
    "id": "cat5_ov-avebench_0279_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "During the time interval when a crowd of people is yelling and screaming with running footsteps audible, what visual activity is taking place?",
    "answer": {
      "start": 22.0,
      "end": 28.0,
      "description": "A group of people are running across a grassy field and onto a paved road. Some individuals are holding long, thin objects that resemble swords. The camera pans to follow the group as they run. In the background, there are trees, a large building, and a red and white van."
    }
  },
  {
    "id": "cat5_ov-avebench_0279_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "During the time interval when a large group of people are engaged in a mock battle on a grassy field, swinging foam swords and being filmed, what sounds are heard?",
    "answer": {
      "start": 23.0,
      "end": 32.0,
      "description": "The audio captures the sounds of a chaotic mock battle, including the distinct thwacking and swishing noises of foam swords hitting each other and people, mixed with the excited shouts, yells, and laughter of the participants."
    }
  },
  {
    "id": "cat5_perception_test_41652",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3495.mp4",
    "duration": 16.440266396584068,
    "question": "During the time interval when the sound of a plastic bottle being placed on a surface followed by a box being closed occurs, what specific actions are visible in the video?",
    "answer": {
      "start": 9.12,
      "end": 14.12,
      "description": "A person places a blue plastic water bottle into a blue Adidas shoebox and then closes the lid of the box."
    }
  },
  {
    "id": "cat5_perception_test_37602_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a distinct thud is heard as the bottle is placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 18.32,
      "description": "A person's hand places a small, clear bottle with a black cap, containing yellow liquid, down onto a book titled 'AM I THERE YET?' that is lying flat on a pink patterned surface."
    }
  },
  {
    "id": "cat5_perception_test_37602_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a person wearing a dark blue sweatshirt shakes a small clear bottle with a black cap, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A rattling sound is heard as the bottle is shaken."
    }
  },
  {
    "id": "cat5_ov-avebench_1131_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/L3itG4pWpY8.mp4",
    "duration": 63.413696,
    "question": "During the time interval when the ducks, especially the white ones, begin to move and run across the grassy lawn, what duck-related sounds are heard?",
    "answer": {
      "start": 15.0,
      "end": 24.0,
      "description": "The distinct quacking of ducks is heard, with the sound of multiple ducks moving and running across the grass."
    }
  },
  {
    "id": "cat5_ov-avebench_1246_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/7sqKizBX0Zk.mp4",
    "duration": 30.116281,
    "question": "During the time interval when the cardboard box labeled 'SPEED' with dinosaur graphics is shown and opened to reveal firecrackers, what does the male voice say and what product information appears on screen?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male voice says, \"Standard Speed 200 shots,\" while the cardboard box labeled 'SPEED' with dinosaur graphics is opened to reveal firecrackers, and the product information 'www.peacockcrackers.com' and product code '982' appear on screen."
    }
  },
  {
    "id": "cat5_ov-avebench_0059_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "During the time interval when a person burps three times, what is the girl doing visually?",
    "answer": {
      "start": 11.72,
      "end": 13.22,
      "description": "The girl is sitting on a pink stool, holding a white cup in her right hand. She looks directly at the camera, opens her mouth wide, and then closes it as she makes a burping sound, before briefly looking down at the cup and back at the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_0059_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "During the time interval when the girl brings her right hand up to her face, covering her mouth, what is being said audibly?",
    "answer": {
      "start": 0.0,
      "end": 3.9,
      "description": "A child's voice says, \"Alright, this is Abby and Abby can burp her age.\""
    }
  },
  {
    "id": "cat5_ov-avebench_0248_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9MKXKCI9UNI.mp4",
    "duration": 51.571519,
    "question": "During the time interval when a single firework shell launches from the bottom of the frame and explodes into a large, spherical burst of white and yellow sparks, what sound is heard?",
    "answer": {
      "start": 3.8,
      "end": 6.0,
      "description": "A loud, sharp report of a firework exploding is heard during the launch and spherical burst of white and yellow sparks."
    }
  },
  {
    "id": "cat5_llp__avvp_0462_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a car engine revving and accelerating is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A red hatchback car with the number '555' on its side drives at speed through a wooded area. It approaches a dirt mound, goes airborne over it, and lands on the other side, kicking up dust and debris as it continues along a dirt path."
    }
  },
  {
    "id": "cat5_llp__avvp_0462_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a maroon hatchback with yellow and black graphics drives past the camera on a dirt road, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a car engine revving and tires crunching on a dirt road is heard as the maroon hatchback with yellow and black graphics drives past the camera."
    }
  },
  {
    "id": "cat5_perception_test_8450",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3754.mp4",
    "duration": 12.864611258945864,
    "question": "During the time interval when the sound of cards being shuffled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hands pick up a deck of cards from a wooden table and begin to shuffle them."
    }
  },
  {
    "id": "cat5_perception_test_22307_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2042.mp4",
    "duration": 21.73774453608788,
    "question": "During the time interval when the sound of liquid being poured into a glass is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 13.0,
      "description": "A person's hands are seen pouring water from a plastic bottle into three small glasses on a dark dining table. The person fills each glass sequentially. The setting is a dining area with chairs, a window with curtains, and a framed picture on the wall."
    }
  },
  {
    "id": "cat5_perception_test_67751",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10945.mp4",
    "duration": 16.53166636003831,
    "question": "During the time interval when the sound of hand clapping occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.64,
      "end": 15.14,
      "description": "A person wearing a black long-sleeved shirt is standing in a kitchen. They bring their hands together in front of the camera, performing a clapping motion. On a wooden table in the foreground, there is a pomegranate, a thermos, a small white bottle with a green cap, and a blue pen. To the right, a pair of grey shoes rests on a red towel on a white chair."
    }
  },
  {
    "id": "cat5_perception_test_3331_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps like a touch-tone phone dialing occur, what is happening visually in the scene?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "A person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The table has various items including a plate of salad, a metal cup, a bottle, and a packet. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3331_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and transferring it to a larger metal bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A spoon clinks against a metal bowl as a person scoops and stirs a yellow substance. A series of electronic beeps, similar to a touch-tone phone dialing, are heard, followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_44068",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9618.mp4",
    "duration": 16.666666666666668,
    "question": "During the time interval when the sound of clothes rustling as they are being folded is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A person wearing a black shirt and white mesh shorts is folding clothes on a bed. The camera is positioned low, looking up at the person and the bed. In the background, there is a wooden door with a yellow sticky note and a large diamond-shaped wall decal."
    }
  },
  {
    "id": "cat5_llp__avvp_5534_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, high-pitched whirring of a blender motor is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.8,
      "description": "A person wearing a white glove holds down the lid of a blender containing a brown liquid. The blender is on a wooden counter and is actively mixing the contents. The person then lifts their hand and removes the lid."
    }
  },
  {
    "id": "cat5_llp__avvp_5534_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person wearing a white glove is seen holding down the lid of a blender containing a brown liquid, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The loud, high-pitched whirring of a blender motor is heard as it operates."
    }
  },
  {
    "id": "cat5_perception_test_41651",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3495.mp4",
    "duration": 16.440266396584068,
    "question": "During the time interval when the sound of a box being closed occurs, what specific visual action is taking place?",
    "answer": {
      "start": 9.12,
      "end": 14.12,
      "description": "A person places a blue plastic water bottle into a blue Adidas shoebox and then closes the lid of the box."
    }
  },
  {
    "id": "cat5_perception_test_7424_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when the sound of a metal fork rapidly stirring a liquid (likely an egg) in a ceramic bowl is clearly heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.52,
      "end": 22.52,
      "description": "A person is whisking a yellow liquid in a white bowl with a fork. The bowl is on a wooden table, and the person's hands are visible holding the bowl and the fork."
    }
  },
  {
    "id": "cat5_perception_test_7424_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when a person is visually seen using a fork to stir a cracked egg in a small white bowl on a wooden table, what sounds are heard?",
    "answer": {
      "start": 16.0,
      "end": 22.0,
      "description": "The distinct sound of a metal fork scraping against the inside of a ceramic bowl can be heard as it stirs the egg."
    }
  },
  {
    "id": "cat5_ov-avebench_0512_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9cZ_SO9Rduc.mp4",
    "duration": 77.345669,
    "question": "During the time interval when the rhythmic chirping sound of a cricket is heard, what visual activity involving insects can be observed on the dry, thorny branch?",
    "answer": {
      "start": 0.0,
      "end": 11.0,
      "description": "A close-up shot shows two grasshoppers mating on a dry, thorny branch. The grasshoppers are light brown with dark spots and stripes, and are mostly stationary. The background is a blurred, dry, grassy landscape under a bright sky."
    }
  },
  {
    "id": "cat5_ov-avebench_0512_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/9cZ_SO9Rduc.mp4",
    "duration": 77.345669,
    "question": "During the time interval when two grasshoppers are seen perched and moving slightly on a dry, thorny branch, what type of insect sound is heard in the background?",
    "answer": {
      "start": 13.0,
      "end": 22.0,
      "description": "A continuous, high-pitched, rhythmic chirping sound, characteristic of crickets, is heard in the background."
    }
  },
  {
    "id": "cat5_ov-avebench_1224_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EsGA85Z3Wzs.mp4",
    "duration": 133.607619,
    "question": "During the time interval when the clicking sound occurs, what is visually shown on the slot machine screen?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A static image of a 'Kajot Lines' slot machine game interface is shown. The screen displays three stopped reels with various symbols, including cherries, bells, plums, oranges, and watermelons. Five paylines are highlighted with colored lines across the reels. The bottom of the screen shows game controls and information, including 'KREDIT 10000', 'GEWINN 0', and a 'START' button."
    }
  },
  {
    "id": "cat5_ov-avebench_1224_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EsGA85Z3Wzs.mp4",
    "duration": 133.607619,
    "question": "During the time interval when the slot machine reels are spinning and then stop to reveal a new combination of symbols, what kind of sound is heard?",
    "answer": {
      "start": 8.0,
      "end": 14.0,
      "description": "A continuous, synthesized electronic melody plays, characteristic of a slot machine or arcade game, during the time the reels spin and then stop."
    }
  },
  {
    "id": "cat5_llp__avvp_2357_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when children are shouting and cheering, what are the boys doing visually on the basketball court?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A group of young boys are playing basketball on an indoor court. They are wearing maroon and white uniforms. The camera follows the action as the boys run up and down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_2357_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when a young boy in a maroon and white jersey is preparing to shoot a basketball on a wooden court, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.8,
      "description": "The sound of a basketball bouncing on a hard surface, accompanied by the squeaking of athletic shoes and the indistinct shouts of children playing."
    }
  },
  {
    "id": "cat5_perception_test_47873",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.62194476663173,
    "question": "During the time interval when the distinct zipper opening sound is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.0,
      "end": 16.0,
      "description": "The person's hands are shown opening the zipper of a black handbag that is resting on a wooden table."
    }
  },
  {
    "id": "cat5_perception_test_47460_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the crisp rustling and crinkling of paper money being handled and counted is heard, what is visually happening in that scene?",
    "answer": {
      "start": 13.5,
      "end": 16.7,
      "description": "A person's hands are shown on a glass table, opening a red wallet. They take out a stack of British banknotes and begin to count them by flipping through the bills."
    }
  },
  {
    "id": "cat5_perception_test_47460_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the person's hands place a stack of British banknotes into an open red wallet and close it, what sound is heard?",
    "answer": {
      "start": 12.8,
      "end": 16.0,
      "description": "A crinkling sound, like paper or a plastic bag being handled, is heard during the time when the stack of British banknotes is placed into the open red wallet and the wallet is closed."
    }
  },
  {
    "id": "cat5_llp__avvp_4317_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the loud roar of a monster truck engine is heard as it accelerates and performs a jump, what is visually happening on the television screen?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "On a television screen, a blue monster truck is driving on a dirt track in the foreground, while a green monster truck is airborne in the background, having launched off a ramp and performing a jump over the blue truck. The green truck has a skull design and the words 'Drive 'Em' on its front, visible in a close-up shot during the jump."
    }
  },
  {
    "id": "cat5_llp__avvp_4317_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the green monster truck with a skull design is seen jumping over the blue monster truck on a dirt track, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a large engine revving and the roar of tires on dirt are prominent, accompanied by a male announcer excitedly saying, 'Monster truck!'"
    }
  },
  {
    "id": "cat5_ov-avebench_0254_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Gg5efksw4N8.mp4",
    "duration": 90.093424,
    "question": "During the time interval when red, white, green, and gold fireworks are launched into the sky and explode into sparkling trails, what type of sounds are heard?",
    "answer": {
      "start": 53.0,
      "end": 61.9,
      "description": "The audio consists of a series of sharp, percussive popping sounds, characteristic of fireworks being launched and exploding."
    }
  },
  {
    "id": "cat5_ov-avebench_0899_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "During the time interval when the dog barks twice, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A small, long-haired dog, likely a Yorkshire Terrier, is sitting on a bed with blue sheets. The dog is facing the camera, its head moving slightly. The background is a brightly lit room with a window."
    }
  },
  {
    "id": "cat5_ov-avebench_0899_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "During the time interval when the small long-haired dog barks and turns its head to the right on the bed, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A dog barks twice."
    }
  },
  {
    "id": "cat5_perception_test_7425_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when the sound of a metal fork rapidly stirring a liquid in a ceramic bowl is heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.52,
      "end": 22.52,
      "description": "A person is whisking a yellow liquid in a white bowl with a fork. The bowl is on a wooden table, and the person's hands are visible holding the bowl and the fork."
    }
  },
  {
    "id": "cat5_perception_test_7425_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when a person is visually seen stirring a cracked egg in a small white bowl with a fork at a wooden table, what sounds are heard?",
    "answer": {
      "start": 16.0,
      "end": 22.0,
      "description": "The distinct sound of a metal fork scraping against the inside of a ceramic bowl can be heard as the person stirs the egg."
    }
  },
  {
    "id": "cat5_llp__avvp_2355_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when children are shouting and cheering, what are the players doing visually on the basketball court?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A group of young boys are playing basketball on an indoor court. They are wearing maroon and white uniforms. The camera follows the action as the boys run up and down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_2355_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "During the time interval when a young boy in a maroon and white jersey is preparing to shoot a basketball on a wooden court, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.8,
      "description": "The sound of a basketball bouncing on a hard surface, accompanied by the squeaking of athletic shoes and the indistinct shouts of children playing."
    }
  },
  {
    "id": "cat5_perception_test_48473",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "During the time interval when the sound of a book being opened and pages being flipped is heard, what is the person visually doing?",
    "answer": {
      "start": 2.0,
      "end": 4.1,
      "description": "The person picks up a book with a red cover from a wooden desk and opens it, flipping through the pages."
    }
  },
  {
    "id": "cat5_perception_test_55846_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 18.0,
      "description": "A hand lifts a small red saucepan and pours steaming liquid into a metal mug containing a tea bag. The mug is sitting on a white table next to a box of peppermint tea, a lime, an apple, a glass cup with sugar cubes, and a fork."
    }
  },
  {
    "id": "cat5_perception_test_55846_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when a person's hand pours steaming hot water from a red kettle into a silver mug, what sounds are heard?",
    "answer": {
      "start": 11.0,
      "end": 18.0,
      "description": "The sound of liquid being poured is heard, accompanied by the clinking of the kettle against the mug."
    }
  },
  {
    "id": "cat5_perception_test_47850",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "During the time interval when the sound of a zipper being pulled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.62,
      "description": "A person's hands are shown zipping up a green and orange children's backpack that has a dinosaur design on it. The backpack is sitting on a glass table in front of the person, who is sitting on a red couch."
    }
  },
  {
    "id": "cat5_perception_test_64903_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "During the time interval when the speaker says, 'My right shoe that doesn't have socks,' what is visually happening in the scene?",
    "answer": {
      "start": 16.0,
      "end": 21.0,
      "description": "The person is seen tying the white laces of the orange and white sneaker on their right foot, which is not covered by a sock."
    }
  },
  {
    "id": "cat5_perception_test_64903_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "During the time interval when the person is sitting down and tying the laces of a white high-top sneaker with orange and grey accents, what is being said in the audio?",
    "answer": {
      "start": 15.1,
      "end": 23.0,
      "description": "A person is speaking, saying, \"and now tying my right shoe that doesn't have socks on.\""
    }
  },
  {
    "id": "cat5_ov-avebench_1465_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EJi3vUt2qGw.mp4",
    "duration": 118.259229,
    "question": "During the time interval when the continuous high-pitched bird chirping and trilling sounds are heard, what visual scene is shown, and how does it change over time?",
    "answer": {
      "start": 0.0,
      "end": 11.9,
      "description": "The video begins with a title card that reads 'Birds sound effect:)' against a blue, watery background with light rays. This is followed by a shot of a male Mandarin duck standing on a grassy bank next to a body of water. The duck has vibrant, multi-colored plumage, including a red beak, a white face, and a colorful crest. The scene then transitions to two white swans with red beaks facing each other on the water, their necks forming a heart shape."
    }
  },
  {
    "id": "cat5_ov-avebench_1465_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/EJi3vUt2qGw.mp4",
    "duration": 118.259229,
    "question": "During the time interval when two swans are seen floating on water with their necks curved into a heart shape, what type of bird sounds are heard in the audio?",
    "answer": {
      "start": 10.0,
      "end": 16.0,
      "description": "The audio contains continuous, high-pitched bird chirping and trilling sounds, characteristic of a small flock of birds in a natural outdoor environment."
    }
  },
  {
    "id": "cat5_ov-avebench_0005",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/sHXL47A97eg.mp4",
    "duration": 151.440544,
    "question": "During the time interval when a loud, wet burp is heard, what is visually happening in the scene?",
    "answer": {
      "start": 38.62,
      "end": 39.02,
      "description": "A young person with long blonde hair, wearing a black furry hat with cat ears and dark lipstick, is shown from the chest up, holding a red soda can in their left hand and looking up with their mouth open, then laughing and tilting their head back."
    }
  },
  {
    "id": "cat5_ov-avebench_1130_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/L3itG4pWpY8.mp4",
    "duration": 63.413696,
    "question": "During the time interval when the ducks, especially the white ones, begin to move and run across the grassy lawn, what duck-related sounds are heard?",
    "answer": {
      "start": 15.0,
      "end": 24.0,
      "description": "The distinct quacking of ducks is heard, with the sound of multiple ducks moving and running across the grass."
    }
  },
  {
    "id": "cat5_perception_test_0841",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 16.8,
      "description": "A person picks up a black kettle and pours its contents into a white mug."
    }
  },
  {
    "id": "cat5_perception_test_3019",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "During the time interval when the sound of glass clinking is heard followed by a bottle being shaken, what is the person visually doing at the table?",
    "answer": {
      "start": 15.82,
      "end": 21.02,
      "description": "The person picks up the bottle of olive oil from the table and begins to shake it."
    }
  },
  {
    "id": "cat5_perception_test_61398_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when a bowl is placed on a hard surface followed by a high-pitched electronic beep, what is the person in pajamas doing with the teal bowls on the table?",
    "answer": {
      "start": 16.78,
      "end": 21.98,
      "description": "The person in pajamas lifts the middle teal bowl, revealing a small orange object underneath, and then places the bowl back down on the table."
    }
  },
  {
    "id": "cat5_perception_test_61398_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when the person lifts the back right bowl, revealing an orange and white object underneath, what sound is heard?",
    "answer": {
      "start": 1.48,
      "end": 2.48,
      "description": "A single, clear, high-pitched electronic beep is heard."
    }
  },
  {
    "id": "cat5_perception_test_34189",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2095.mp4",
    "duration": 35.02337714809306,
    "question": "During the time interval when a person coughs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person wearing a green polo shirt and a black face mask is standing in what appears to be a kitchen or food preparation area. To their right is a white countertop with two glass jars, one containing an orange substance and the other a white substance. A blackboard with handwritten text is on the wall behind the counter."
    }
  },
  {
    "id": "cat5_ov-avebench_1142_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "During the time interval when the sound of a group of people clapping occurs, what are the people visually doing and what does the scene look like?",
    "answer": {
      "start": 14.88,
      "end": 18.88,
      "description": "A group of people are walking down a narrow, dimly lit hallway. The camera is shaky and follows them from behind. The people are dressed in dark clothing, and one person in the foreground is wearing a hat."
    }
  },
  {
    "id": "cat5_ov-avebench_1142_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "During the time interval when a group of people walks down a narrow, dimly lit hallway toward the camera, what sounds are heard?",
    "answer": {
      "start": 13.0,
      "end": 32.0,
      "description": "The sound of a crowd clapping and cheering is heard as the group walks down the hallway."
    }
  },
  {
    "id": "cat5_perception_test_4798",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "During the time interval when the sound of a plastic cap being twisted and tightened onto a bottle occurs, what is visually happening in the scene?",
    "answer": {
      "start": 15.52,
      "end": 20.52,
      "description": "The man's hands are shown twisting a green cap onto the neck of the yellow bottle."
    }
  },
  {
    "id": "cat5_ov-avebench_0242_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/5n7mg7rsZZA.mp4",
    "duration": 125.271655,
    "question": "During the time interval when a red firework launches and explodes into a burst of red and white sparks, followed by golden sparks and a large red starburst, what sounds are heard?",
    "answer": {
      "start": 4.8,
      "end": 11.8,
      "description": "The audio contains the sounds of fireworks being launched and exploding, characterized by loud bangs and crackling noises."
    }
  },
  {
    "id": "cat5_perception_test_60917",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1095.mp4",
    "duration": 17.163877380579887,
    "question": "During the time interval when the sharp, percussive claps are heard, what is visually happening on the table?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A hand lifts and places down two pink cups on a table, revealing a small orange basketball under one of them. A black toy car, a white plastic spoon, and a book are also on the table."
    }
  },
  {
    "id": "cat5_ov-avebench_0310_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Is7A_5yTybE.mp4",
    "duration": 127.175692,
    "question": "During the time interval when the sound of a horse galloping on a hard surface followed by the horse jumping over an obstacle can be heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 17.0,
      "description": "A person wearing a helmet and riding clothes is on a brown horse. The horse is trotting across a grassy field towards a white and green jump. The horse then leaps over the jump and continues running away from the camera."
    }
  },
  {
    "id": "cat5_ov-avebench_0310_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/Is7A_5yTybE.mp4",
    "duration": 127.175692,
    "question": "During the time interval when a person riding a brown horse gallops across a grassy field and clears a white and green show jumping obstacle, what sounds are heard?",
    "answer": {
      "start": 12.0,
      "end": 15.0,
      "description": "The clip contains the sound of a horse galloping, followed by a single, sustained, low-pitched electronic tone."
    }
  },
  {
    "id": "cat5_perception_test_67768",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2868.mp4",
    "duration": 19.389866106589658,
    "question": "During the time interval when a short electronic beep is heard, what is visually present in the scene and what objects can be seen in the room?",
    "answer": {
      "start": 17.74,
      "end": 17.94,
      "description": "A static shot of a black ornate metal chair in a room. A black garment is draped over the seat. On the back of the chair are two stuffed animals: a green Angry Birds character and a brown bear. To the right, a black metal shelf holds several other stuffed animals, with a green curtain hanging from its bottom. The floor is tiled, and the wall is a light color."
    }
  },
  {
    "id": "cat5_llp__avvp_2207_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "During the time interval when loud crowd cheering is heard, what is visually happening on stage and in the audience?",
    "answer": {
      "start": 0.0,
      "end": 3.503,
      "description": "A man wearing a black jacket and a baseball cap is standing on a stage, looking down and to his right. The audience is visible in the foreground as dark silhouettes."
    }
  },
  {
    "id": "cat5_llp__avvp_5845_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when you hear a basketball being dribbled followed by a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5845_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when you see a basketball player in a white jersey with the number 22 shoot a basketball and the ball go through the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...'. The sound of a basketball bouncing and the swish of the net as the ball goes through the hoop are also audible."
    }
  },
  {
    "id": "cat5_perception_test_70205",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6993.mp4",
    "duration": 21.23697816909235,
    "question": "During the time interval when the sounds of plastic containers being opened and closed occur, including twisting lids and ending with a loud sustained electronic buzz, what is visually happening with the person's hands on the wooden table?",
    "answer": {
      "start": 1.0,
      "end": 13.1,
      "description": "A person's hands are seen on a wooden table, first closing the lid of a blue and silver thermos with a black lid, then closing the lid of a dark blue container with a blue lid, and finally closing the lid of a red container with a red lid."
    }
  },
  {
    "id": "cat5_llp__avvp_2027_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-1HZWgFylMQ.mp4",
    "duration": 10.0,
    "question": "During the brief moment when a man speaks at the very beginning, what is visible in the scene, including details about the books and the camera movement?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "The camera shows a collection of old books and manuals on a dark surface. In the foreground are two books: one with a peach-colored cover titled 'BENZ & MAYBACH' and another with a blue and red cover titled 'SHOP MANUAL'. Behind them is an open book with black and white photos of cars, and a smaller orange book. The camera pans slightly to the left."
    }
  },
  {
    "id": "cat5_ov-avebench_0980_qa0",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1sHDsCAnGfQ.mp4",
    "duration": 75.766712,
    "question": "During the time interval when the continuous high-pitched chirping sound characteristic of an insect is heard, what is visually happening in the scene?",
    "answer": {
      "start": 42.0,
      "end": 51.0,
      "description": "The camera focuses on a large, dark-colored cricket with long antennae and folded wings, which is resting on a light-colored carpet. The cricket remains mostly still, with only slight movements of its antennae and legs visible."
    }
  },
  {
    "id": "cat5_ov-avebench_0980_qa1",
    "category": "Cat5",
    "video_path": "media/ov_avebench/videos/1sHDsCAnGfQ.mp4",
    "duration": 75.766712,
    "question": "During the time interval when the large black cricket with brown wings and long antennae is visible on the beige carpet near a white object, what is heard in the audio?",
    "answer": {
      "start": 42.0,
      "end": 51.9,
      "description": "A person speaks, saying, \"There you go. Have you seen that?\""
    }
  },
  {
    "id": "cat5_llp__avvp_5112_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "Two people in athletic wear are on a basketball court. One person dribbles a basketball, while the other stands nearby. A cameraman is visible in the background. The court has red and white markings, and the stands are empty."
    }
  },
  {
    "id": "cat5_llp__avvp_5112_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when one of the women in maroon jerseys dribbles the basketball and passes it to the other, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a basketball being dribbled on a hard surface is heard, accompanied by indistinct human speech in the background."
    }
  },
  {
    "id": "cat5_perception_test_27462_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 19.81,
      "end": 22.31,
      "description": "A person is sitting on a tiled floor next to a white wall with an electrical outlet, holding a small, bright green bowl and pouring a liquid from it."
    }
  },
  {
    "id": "cat5_perception_test_27462_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "During the time interval when the person picks up the small bright green bowl with both hands, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "A person speaks in Russian, saying, \"Определи работу, да?\", which translates to \"Determine the work, right?.\""
    }
  },
  {
    "id": "cat5_perception_test_67976",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2040.mp4",
    "duration": 25.42814379745548,
    "question": "During the time interval when a single clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 24.01,
      "end": 24.21,
      "description": "A person's hand places a white tablet on a wooden table. The table has a book, a grey shirt, a white bra, a small Buddha statue, and a tray with toiletries."
    }
  },
  {
    "id": "cat5_perception_test_34541_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_457.mp4",
    "duration": 21.036122634930752,
    "question": "During the time interval when the sound of a pen clicking occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.02,
      "description": "A person's hand places a silver pen on a table covered with a white tablecloth that has a Christmas-themed pattern. A black remote control and a green fruit are also on the table."
    }
  },
  {
    "id": "cat5_perception_test_34541_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_457.mp4",
    "duration": 21.036122634930752,
    "question": "During the time interval when a person's hand places a black pen on the table and moves away, what sound is heard?",
    "answer": {
      "start": 1.52,
      "end": 3.12,
      "description": "A dog barks once."
    }
  },
  {
    "id": "cat5_perception_test_9814",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6535.mp4",
    "duration": 15.833333333333334,
    "question": "During the time interval when the sound of a pen or pencil writing on paper is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person's hands are visible on a light-colored countertop. The right hand holds a grey pen and draws a circle on a white piece of paper. The left hand stabilizes the paper. The person is wearing a dark blue patterned shirt and a purple fitness tracker. In the background, there is a blue and white bowl and a metal lid."
    }
  },
  {
    "id": "cat5_perception_test_39850_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "During the time interval when a door closes with a solid thud, what is visually happening in the scene?",
    "answer": {
      "start": 29.94,
      "end": 30.34,
      "description": "A person wearing black pants and sandals stands in a room with a tiled floor. To their left is a black metal chair with a patterned cushion. A white door is partially open, and the person's legs are positioned as if they have just closed it."
    }
  },
  {
    "id": "cat5_perception_test_39850_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "During the time interval when a crumpled white paper bag is thrown onto the tiled floor by a hand entering from the right, what sounds are heard?",
    "answer": {
      "start": 11.8,
      "end": 13.2,
      "description": "A crumpling sound is heard as the paper bag is thrown, followed by a soft thud as it lands on the floor."
    }
  },
  {
    "id": "cat5_llp__avvp_2423",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "During the short cartoonish 'boing' sound effect, what is visually happening on screen?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A cartoon character with a yellow, round head and a blue outfit stands on a wooden floor next to a stone wall. Another yellow, round-headed character is partially visible on the right. A green circle highlights the second character. A game interface is overlaid on the screen, showing a score of '100' and a list of penalties including 'Not facing the camera' and 'Not centered'."
    }
  },
  {
    "id": "cat5_perception_test_60404_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.52,
      "description": "A person's hands are seen unzipping a red backpack on a wooden table. The backpack is then opened, revealing its contents."
    }
  },
  {
    "id": "cat5_perception_test_60404_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when a person's hands are opening a red backpack on a wooden table by unzipping it, what sound can be heard?",
    "answer": {
      "start": 1.0,
      "end": 3.0,
      "description": "A zipper is being opened."
    }
  },
  {
    "id": "cat5_perception_test_21895_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6682.mp4",
    "duration": 28.675743625894302,
    "question": "During the time interval when a loud, sharp crashing sound of glass breaking is heard, what visual action is taking place?",
    "answer": {
      "start": 25.0,
      "end": 26.6,
      "description": "A person's arm reaches into the frame from the right side and knocks over a clear drinking glass on a table covered with a floral tablecloth; the glass falls and shatters on the table."
    }
  },
  {
    "id": "cat5_perception_test_21895_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6682.mp4",
    "duration": 28.675743625894302,
    "question": "During the time interval when a person wearing a pink shirt unfolds a brown paper bag on a table, what sound is heard?",
    "answer": {
      "start": 12.1,
      "end": 16.1,
      "description": "A person unfolds a brown paper bag, creating a crinkling sound."
    }
  },
  {
    "id": "cat5_llp__avvp_1940_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/CNnEqypUvSQ.mp4",
    "duration": 10.01,
    "question": "During the time interval when a hand is holding up a jar of 'nutiva' brand coconut oil and showing its label, what is being said in the audio?",
    "answer": {
      "start": 4.0,
      "end": 8.0,
      "description": "A person says, \"Coconut oil.\" Another person responds, \"Coconut oil? Yeah, that makes them really good.\""
    }
  },
  {
    "id": "cat5_llp__avvp_3571_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0gJPpZXeGms.mp4",
    "duration": 10.01,
    "question": "During the time interval when a black and white dog wearing a brown collar is sitting in the back seat of a moving car and looking out the side window at passing scenery before turning its head forward, what sounds are heard from the dog?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "The dog is whining and barking."
    }
  },
  {
    "id": "cat5_perception_test_54124",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "During the time interval when the squishing sound of a lemon being squeezed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 8.12,
      "end": 10.12,
      "description": "A hand holds a yellow lemon over a glass bottle and squeezes it, causing juice to drip into the bottle."
    }
  },
  {
    "id": "cat5_perception_test_67965",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2040.mp4",
    "duration": 25.42814379745548,
    "question": "During the time interval when a single clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 24.01,
      "end": 24.21,
      "description": "The person's hand is seen placing a white tablet onto the wooden table. The tablet is positioned with its screen facing down, next to a folded grey t-shirt, a red-covered book, a white bra, a small Buddha statue, and a tray with toiletries."
    }
  },
  {
    "id": "cat5_perception_test_1362_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.00333321368081,
    "question": "During the time interval when the sound of liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.5,
      "end": 12.5,
      "description": "The person lifts the electric kettle and pours hot water into the white mug."
    }
  },
  {
    "id": "cat5_perception_test_1362_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.00333321368081,
    "question": "During the time interval when a person wearing a beige cardigan pours hot water from a black electric kettle into a white mug and then places the kettle back on its base, what sound can be heard?",
    "answer": {
      "start": 9.2,
      "end": 13.1,
      "description": "The sound of water being poured from a kettle into a mug is heard, followed by the clinking sound of the kettle being placed back on its base."
    }
  },
  {
    "id": "cat5_perception_test_30016_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "During the time interval when the sound of a hair dryer being turned on and then turned off occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.82,
      "end": 16.25,
      "description": "A person's hands are holding a black hair dryer over a dark countertop. The hair dryer is turned on, and its nozzle is pointed towards the right. The person then turns off the hair dryer and places it on the counter."
    }
  },
  {
    "id": "cat5_perception_test_30016_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "During the time interval when the person presses a button on the hair dryer causing a small red light to illuminate, what sounds are heard?",
    "answer": {
      "start": 12.0,
      "end": 13.0,
      "description": "A click is heard, followed by the sound of a hair dryer turning on and running."
    }
  },
  {
    "id": "cat5_llp__avvp_3300_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the loud, continuous roar from a massive crowd creates a high-energy, celebratory atmosphere, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A blonde female reporter in a white top holds a microphone with an 'OU' logo and speaks excitedly as football players in red and white uniforms run past her onto the field. The scene then cuts to a wide shot of a massive, cheering crowd in a stadium, many wearing red and white and waving red flags with 'Sooner' written on them."
    }
  },
  {
    "id": "cat5_llp__avvp_3300_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a football player in a red jersey jumps over a large red banner that reads 'OKLAHOMA SOONERS', what sounds are heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd is cheering loudly, and a female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_perception_test_66674",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1702.mp4",
    "duration": 12.565000242201155,
    "question": "During the time interval when a cat is meowing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person wearing a light purple crop top and dark blue pants is standing indoors holding a white travel mug with a black lid. In the background, there is a bed with a white mattress and a white radiator. A wooden table with papers and a magazine is in the foreground."
    }
  },
  {
    "id": "cat5_llp__avvp_2418_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when the sound of a basketball bouncing on a wooden court is heard, followed by a male announcer speaking excitedly and ending with a buzzer, what is the basketball player in the black jersey doing visually?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense."
    }
  },
  {
    "id": "cat5_llp__avvp_2418_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when a basketball player in a black jersey is dribbling down the court while being defended by a player in a white jersey, with other players running and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball being dribbled and the squeaking of shoes on the court, with a buzzer sounding at the end."
    }
  },
  {
    "id": "cat5_llp__avvp_2204_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "During the time interval when loud crowd cheering is heard, what is visually happening on stage and in the audience?",
    "answer": {
      "start": 0.0,
      "end": 3.503,
      "description": "A man wearing a black jacket and a baseball cap is standing on a stage, looking down and to his right. The audience is visible in the foreground as dark silhouettes."
    }
  },
  {
    "id": "cat5_perception_test_8009_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when the sound of liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 19.12,
      "end": 23.12,
      "description": "A person is pouring water from a glass electric kettle into a small glass bowl that already contains an egg."
    }
  },
  {
    "id": "cat5_perception_test_8009_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when a person wearing a striped shirt and a grey hoodie pours water from an electric kettle into a glass bowl containing an egg, what sound can be heard in the background?",
    "answer": {
      "start": 18.9,
      "end": 22.9,
      "description": "A person is singing a cappella in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_3303_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the loud, continuous roar from a massive crowd is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A blonde female reporter in a white top holds a microphone with an 'OU' logo and speaks excitedly. Behind her, football players in red and white uniforms run onto a green field. The camera then cuts to a wide shot of a massive, cheering crowd in a stadium, many wearing red and white, waving red flags with 'Sooner' written on them."
    }
  },
  {
    "id": "cat5_llp__avvp_3303_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the football player jumps over the 'OKLAHOMA SOONERS' banner, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd of people is cheering loudly. A female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_perception_test_21880_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6682.mp4",
    "duration": 28.675743625894302,
    "question": "During the time interval when a loud, sharp crashing sound of glass breaking is heard, what visual action is taking place?",
    "answer": {
      "start": 25.0,
      "end": 26.6,
      "description": "A person's arm reaches into the frame from the right side and knocks over a clear drinking glass on a table covered with a floral tablecloth; the glass falls and shatters on the table."
    }
  },
  {
    "id": "cat5_perception_test_21880_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6682.mp4",
    "duration": 28.675743625894302,
    "question": "During the time interval when a person wearing a pink shirt unfolds a brown paper bag on a table, what sound is heard?",
    "answer": {
      "start": 12.1,
      "end": 16.1,
      "description": "A person unfolds a brown paper bag, creating a crinkling sound."
    }
  },
  {
    "id": "cat5_perception_test_59444",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "During the time interval when the person writes the word 'JUST' on the notepad with a black marker, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 9.0,
      "description": "The sound of a marker writing on paper is heard as the person writes the word 'JUST' on the notepad."
    }
  },
  {
    "id": "cat5_perception_test_27477_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 19.81,
      "end": 22.31,
      "description": "A person is sitting on a tiled floor next to a white wall with an electrical outlet, holding a small bright green bowl and pouring a liquid from it. A golden trophy with a clear sphere on top is nearby."
    }
  },
  {
    "id": "cat5_perception_test_27477_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "During the time interval when the person picks up the small bright green bowl with both hands, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "A person speaks in Russian, saying, \"Определи работу, да?\", which translates to \"Determine the work, right?\"."
    }
  },
  {
    "id": "cat5_perception_test_62394",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_perception_test_31768",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8345.mp4",
    "duration": 17.676611546843205,
    "question": "During the time interval when a thud sound is heard as the book is placed on the table, what is visually happening in the scene?",
    "answer": {
      "start": 11.23,
      "end": 11.63,
      "description": "A person's hand places a book with a colorful cover onto a small, oval, red table. The table already holds a blue water jug, a glass, a small cup, a red apple, and two pens. The person is sitting on a chair covered with a green and white patterned cloth."
    }
  },
  {
    "id": "cat5_llp__avvp_4373_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/DGeCOmJq0Ow.mp4",
    "duration": 10.01,
    "question": "During the time interval when the acoustic guitar is being strummed and playing a short musical phrase, what is visually happening in the scene?",
    "answer": {
      "start": 5.88,
      "end": 9.98,
      "description": "A person wearing a bright green t-shirt is sitting and playing an acoustic guitar. The guitar has a distinctive orange and black tiger-stripe pattern on the body. The person's hands are visible, with the left hand on the fretboard and the right hand strumming the strings. A black cat is lying on the patterned couch in the background."
    }
  },
  {
    "id": "cat5_perception_test_65647",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10666.mp4",
    "duration": 20.54636672090893,
    "question": "During the time interval when the sound of a book being opened occurs, what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 3.2,
      "description": "A person's hands pick up a book from a table and open it. The table has various items including a can of air freshener, a wallet, money, a blue pencil sharpener, and a black bag."
    }
  },
  {
    "id": "cat5_llp__avvp_1099_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small, white, shaggy dog is licking a person's face on a bed, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person is heard speaking in Russian, saying \"Джокер, Джокер\" (Joker, Joker), while a dog whines and licks a person's face."
    }
  },
  {
    "id": "cat5_llp__avvp_0680_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a red uniform shoots the basketball and the ball goes through the net, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The sound of a basketball bouncing on the court is heard, followed by the swishing sound of the ball going through the net. A crowd of people can be heard cheering and shouting."
    }
  },
  {
    "id": "cat5_perception_test_20413",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "During the time interval when the sound of glass jars sliding across a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.02,
      "end": 11.52,
      "description": "The person's hands are seen moving the two glass jars across the wooden table, causing them to slide."
    }
  },
  {
    "id": "cat5_llp__avvp_1474_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when rhythmic clapping from multiple people is heard, what are the musicians doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A group of musicians are gathered in a room with white tiled walls. One man in the center holds an acoustic guitar and a harp, while another man to his left plays a violin. A third man stands behind them. People are walking in the background. The musicians are clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_llp__avvp_1474_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man in a dark jacket and blue jeans walks from the right to the left side of the frame, what kind of sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The sound of rhythmic clapping, as if from a small audience, is heard throughout the clip."
    }
  },
  {
    "id": "cat5_perception_test_39397",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 14.34,
      "end": 15.64,
      "description": "The man is standing in the doorway, and the door swings shut behind him."
    }
  },
  {
    "id": "cat5_llp__avvp_3435",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/BkUdwj5JR0Q.mp4",
    "duration": 10.01,
    "question": "During the time interval when the loud, continuous sound of a blender running is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The scene is set in a kitchen. A man in a blue plaid shirt walks away from the camera. The view then cuts to a man in a black and white argyle sweater and a woman in a black top standing side-by-side. The woman is operating a blender on the counter, and the man is talking to her. A 'PLEASE WAIT' overlay with a countdown timer is visible on the screen."
    }
  },
  {
    "id": "cat5_perception_test_51935",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_279.mp4",
    "duration": 18.438977524780665,
    "question": "During the time interval when the distinct clinking sound of glass or ceramic cups is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.22,
      "description": "A person's hands pick up an orange cup from a stack of similar cups on a wooden surface, then place it back down, causing it to clink against the other cups."
    }
  },
  {
    "id": "cat5_perception_test_56602_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when the clattering of dishes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 2.01,
      "end": 5.132,
      "description": "A person's hands are seen opening a green can on a kitchen counter. The counter has various items including a pink thermos, a red mug, a clear container with a red lid, a pink lunchbox, and a white plate with sliced tomatoes and a fork."
    }
  },
  {
    "id": "cat5_perception_test_56602_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when a person's hands pick up a large yellow plastic bottle from a dark countertop, what sounds are heard?",
    "answer": {
      "start": 27.0,
      "end": 29.0,
      "description": "A loud, sharp cracking sound occurs at the beginning, followed by a series of thuds and scraping noises as objects are moved."
    }
  },
  {
    "id": "cat5_perception_test_68492_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 23.82,
      "end": 24.82,
      "description": "A person's hand is seen pushing a dark-colored door closed, which then swings shut and comes to rest against the wall."
    }
  },
  {
    "id": "cat5_perception_test_68492_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a person's hand reaches for a dark brown door handle and pulls the door closed, what sounds are heard?",
    "answer": {
      "start": 21.3,
      "end": 23.8,
      "description": "A female voice speaks, followed by the sound of a door closing."
    }
  },
  {
    "id": "cat5_llp__avvp_1829_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/D-DBnNlXTIc.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small tan dog on a brown couch lifts its head to bark and then lowers it to look around, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A dog barks loudly."
    }
  },
  {
    "id": "cat5_perception_test_49976",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "During the time interval when the sound of a letter block being placed down occurs, what is visually happening in the scene?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A hand places a red letter block 'A' on a grey surface next to a blue letter block 'B'. A red onion is balanced on a silver knife. The scene is viewed from above."
    }
  },
  {
    "id": "cat5_perception_test_40925",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5843.mp4",
    "duration": 10.778333354018667,
    "question": "During the time interval when the sound of a box being opened occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person wearing a black top is holding a red box with a gold pattern. On the table in front of them are a black computer mouse, a red computer mouse, a light blue hairbrush, a bottle of hand sanitizer, and a large black digital watch. The person opens the red box."
    }
  },
  {
    "id": "cat5_perception_test_46550_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3314.mp4",
    "duration": 31.50114365256067,
    "question": "During the time interval when you hear a spoon clinking against a cup, what is visually happening in the scene?",
    "answer": {
      "start": 23.72,
      "end": 24.22,
      "description": "A person's hand is seen stirring a spoon inside a white cup with a floral pattern. The cup is on a grey table."
    }
  },
  {
    "id": "cat5_perception_test_46550_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3314.mp4",
    "duration": 31.50114365256067,
    "question": "During the time interval when a knife is placed on a book lying on a table, what sounds are heard?",
    "answer": {
      "start": 25.82,
      "end": 28.12,
      "description": "A person speaks in a foreign language, followed by the sound of a knife being placed on a hard surface."
    }
  },
  {
    "id": "cat5_perception_test_62421",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_perception_test_6840",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8867.mp4",
    "duration": 14.580344539985996,
    "question": "During the time interval when the sound of plate clattering occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person's hands are placing two round pieces of bread onto a white plate on a wooden table. In the background, there is a small white cup containing a peach and an orange, and a piece of lettuce with a red tomato slice on it."
    }
  },
  {
    "id": "cat5_perception_test_49444",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_462.mp4",
    "duration": 16.506833139455857,
    "question": "During the brief clinking sound of glass around 13.1 to 13.3 seconds, what is visually happening in the scene?",
    "answer": {
      "start": 13.12,
      "end": 13.32,
      "description": "A hand places a small, white, block-letter 'H' onto a black table. On the table, there is also a green soda bottle, a small clear plastic cup, and a large clear plastic water bottle."
    }
  },
  {
    "id": "cat5_llp__avvp_2693_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when a cat meows, what visual details can be observed about the cat and its surroundings?",
    "answer": {
      "start": 1.82,
      "end": 2.32,
      "description": "A close-up of a ginger cat's face is seen, looking directly at the camera before turning its head to the left, revealing its profile and a purple collar, with a desk containing a phone, papers, and a blue container visible in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_2693_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when two cats are seen eating from a green and white bowl on the floor, what sounds are heard, including any human speech or feline vocalizations?",
    "answer": {
      "start": 3.5,
      "end": 7.0,
      "description": "A person speaks, followed by the sound of a cat meowing and then the sound of a cat eating from a bowl."
    }
  },
  {
    "id": "cat5_llp__avvp_2206_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "During the time interval when loud crowd cheering is heard, what is visually happening on stage and in the surrounding scene?",
    "answer": {
      "start": 0.0,
      "end": 3.503,
      "description": "A man wearing a black jacket and a baseball cap is standing on a stage, looking down and to his right. The audience is visible in the foreground as dark silhouettes."
    }
  },
  {
    "id": "cat5_llp__avvp_3305_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the loud, continuous roar from a massive crowd creates a high-energy, celebratory atmosphere, what is visually happening on the field and in the stadium?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A female reporter with a microphone stands on the edge of a football field as players in red and white uniforms run past her. The camera then cuts to a wide shot of a packed stadium, where thousands of fans in red and white are cheering and waving large red flags that read \"Sooner\"."
    }
  },
  {
    "id": "cat5_llp__avvp_3305_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the football player in a red jersey jumps over the 'OKLAHOMA SOONERS' banner, what sounds are heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd is cheering loudly, and a female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_llp__avvp_2694_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "During the time interval when a cat meows, what visual details can be observed about the cat and its surroundings?",
    "answer": {
      "start": 1.82,
      "end": 2.32,
      "description": "A close-up of a ginger cat's face is seen, looking directly at the camera before turning its head to the left, revealing its profile and a purple collar, with a desk containing a phone, papers, and a blue container visible in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_2694_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "While the ginger and black cats are eating from a green and white bowl on the floor, what sounds are heard, including any human speech or other auditory cues?",
    "answer": {
      "start": 3.5,
      "end": 7.0,
      "description": "A person speaks, followed by the sound of a cat meowing. The sound of the cats eating from the bowl is audible."
    }
  },
  {
    "id": "cat5_llp__avvp_4316_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the loud roar of a monster truck engine is heard as it accelerates and performs a jump, what is visually happening on the television screen?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "On a television screen, a blue monster truck is driving on a dirt track in the foreground, while a green monster truck is airborne in the background, having launched off a ramp and performing a jump over the blue truck. The green truck has a skull design and the words 'Drive 'Em' on its front."
    }
  },
  {
    "id": "cat5_llp__avvp_4316_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the green monster truck with a skull design is seen jumping over the blue monster truck on a dirt track, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a large engine revving and the roar of tires on dirt are prominent, accompanied by a male announcer excitedly saying, 'Monster truck!'"
    }
  },
  {
    "id": "cat5_perception_test_34757_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when the metallic clattering sound of a fork being placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 26.52,
      "end": 29.02,
      "description": "A hand places a silver fork onto the wooden table, placing it on top of a pile of pens and markers, while a yellow plastic cup sits upside down on a colorful plate in the background."
    }
  },
  {
    "id": "cat5_perception_test_34757_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when a hand picks up a yellow plastic cup and places it upright on a colorful plate, what sound is heard?",
    "answer": {
      "start": 20.48,
      "end": 21.82,
      "description": "A clinking sound, like a cup being set down, is heard."
    }
  },
  {
    "id": "cat5_perception_test_55904_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when a glass clinking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 25.52,
      "end": 25.92,
      "description": "A person's hand places a glass sugar bowl on a kitchen counter. The hand then picks up a spoon and stirs the contents of a blue mug."
    }
  },
  {
    "id": "cat5_perception_test_55904_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when a person pours water from a kettle into a blue mug, what sound is heard?",
    "answer": {
      "start": 12.64,
      "end": 17.64,
      "description": "The sound of water being poured from a kettle into a mug is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_1679_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of audience applause occurs, what are the musicians doing visually on stage?",
    "answer": {
      "start": 6.87,
      "end": 9.97,
      "description": "The violinist and cellist are standing on stage, bowing to the audience. The violinist is holding his violin and bow, while the cellist is holding his cello and bow."
    }
  },
  {
    "id": "cat5_perception_test_60370_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.52,
      "description": "A person's hands are seen unzipping a red backpack on a wooden table. The backpack is then opened, revealing its contents."
    }
  },
  {
    "id": "cat5_perception_test_60370_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when a person's hands are opening a red backpack on a wooden table, what sound can be heard?",
    "answer": {
      "start": 1.0,
      "end": 3.0,
      "description": "A zipper is being opened."
    }
  },
  {
    "id": "cat5_perception_test_37255_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when the sound of a toy car rolling on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A hand places a small black toy car on a grey table. The car is then pushed and rolls across the table surface, moving from the center towards the right edge of the frame."
    }
  },
  {
    "id": "cat5_perception_test_37255_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when a hand places a black toy car onto a stack of books and leaves it there, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A loud, sharp cracking sound occurs, followed by a sustained, low-frequency electronic buzz."
    }
  },
  {
    "id": "cat5_llp__avvp_4732_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2U6WeaRLEds.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a blender running is heard at the beginning, what is the man in the black hoodie doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A man in a black hoodie is holding a blender jar filled with a light-colored liquid. He is looking at the camera and talking."
    }
  },
  {
    "id": "cat5_perception_test_7455_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when the sound of a metal fork rapidly stirring a liquid (likely an egg) in a ceramic bowl is clearly heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.52,
      "end": 22.52,
      "description": "A person is whisking a yellow liquid in a white bowl with a fork. The bowl is on a wooden table, and the person's hands are visible holding the bowl and the fork."
    }
  },
  {
    "id": "cat5_perception_test_7455_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "During the time interval when a person is visually seen using a fork to stir a cracked yellow egg in a small white bowl on a wooden table, what sounds are heard?",
    "answer": {
      "start": 16.0,
      "end": 22.0,
      "description": "The distinct sound of a metal fork scraping against the inside of a ceramic bowl can be heard as it stirs the egg."
    }
  },
  {
    "id": "cat5_perception_test_55038",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7774.mp4",
    "duration": 17.43238908972571,
    "question": "During the time interval when the rattling sound of small objects inside a container is heard from the shaken box, what is visually happening in the scene?",
    "answer": {
      "start": 6.72,
      "end": 13.12,
      "description": "A hand is holding a green and gold patterned box and shaking it back and forth on a dark blue table."
    }
  },
  {
    "id": "cat5_perception_test_44146",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2487.mp4",
    "duration": 35.04086607170255,
    "question": "During the time interval when a person sneezes, what is visually happening in the scene?",
    "answer": {
      "start": 20.0,
      "end": 21.0,
      "description": "A person wearing a black shirt is standing behind a small table covered with a patterned cloth. On the table are a green fruit, an egg, a spoon, a red card, and a folded white cloth. The person unfolds a long, white knitted scarf and places it on the table."
    }
  },
  {
    "id": "cat5_llp__avvp_3466_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "During the time interval when the loud, classic rotary telephone ringing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 4.89,
      "end": 7.13,
      "description": "The scene shows a static, hand-drawn cartoon of a man with a rotary telephone for a head, sitting at a desk and holding a mug. A police officer is standing behind him, smiling and placing a hand on his shoulder. The officer has a speech bubble that says 'you rang?' with a heart symbol. The drawing is in black and purple ink with red accents on the cup and the officer's cheeks."
    }
  },
  {
    "id": "cat5_perception_test_37594_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a distinct thud is heard as the bottle is placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 18.32,
      "description": "A person's hand places a small, clear bottle containing yellow liquid onto a book titled 'AM I THERE YET?' The person is wearing a dark blue hoodie, and the book is lying on a pink patterned surface."
    }
  },
  {
    "id": "cat5_perception_test_37594_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a person in a dark blue sweatshirt shakes a small clear bottle with a black cap, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A rattling sound is heard as the bottle is shaken."
    }
  },
  {
    "id": "cat5_llp__avvp_4618_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is laughing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "A person's hand is seen touching the front bumper of a gold-colored car. The camera then moves to show the front tire, which has a black tire cover with white text on it."
    }
  },
  {
    "id": "cat5_llp__avvp_4618_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand is touching and moving along the black front bumper of a silver car with a 'KEEP OUT' sticker, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person laughs, followed by a cat meowing."
    }
  },
  {
    "id": "cat5_perception_test_59802",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "During the time interval when the clattering of hard objects like dishes or plates is heard on a hard surface, what is the person visually doing at the table?",
    "answer": {
      "start": 17.82,
      "end": 22.22,
      "description": "The person picks up a small orange object and places it on the paper over the hexagon, then picks up a small green object and places it on the paper over the top green circle, and finally picks up a small yellow object and places it on the paper over the bottom green circle."
    }
  },
  {
    "id": "cat5_llp__avvp_5533_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, high-pitched whirring of a blender motor is heard, what is visually happening with the blender and the person operating it?",
    "answer": {
      "start": 0.0,
      "end": 4.8,
      "description": "A person wearing a white glove holds down the lid of a blender jar containing a brown liquid, which is actively being mixed."
    }
  },
  {
    "id": "cat5_llp__avvp_5533_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person wearing a white glove is holding down the lid of a blender containing a brown liquid while the blender is running, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The loud, high-pitched whirring of a blender motor is heard as it operates."
    }
  },
  {
    "id": "cat5_perception_test_2992",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "During the time interval when the sound of glass clinking is heard followed by a bottle being shaken, what is the person visually doing at the table?",
    "answer": {
      "start": 15.82,
      "end": 21.02,
      "description": "The person picks up the bottle of olive oil from the table and shakes it."
    }
  },
  {
    "id": "cat5_perception_test_48274",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.0,
      "end": 13.0,
      "description": "The person's hands are shown unzipping the main compartment of the grey backpack."
    }
  },
  {
    "id": "cat5_llp__avvp_3268_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog is whining and barking, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 10.0,
      "description": "The dog is seen from behind, its head turned towards the window, with its ears perked up and its body slightly tensed as it looks out the window."
    }
  },
  {
    "id": "cat5_llp__avvp_3268_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand pets a small dog on a bed, what sounds are heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A dog is whimpering and whining. A person speaks in a soft, gentle tone."
    }
  },
  {
    "id": "cat5_perception_test_6834",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8867.mp4",
    "duration": 14.580344539985996,
    "question": "During the time interval when the sound of plate clattering occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person's hands are placing two round pieces of bread onto a white plate on a wooden table. In the background, there is a small white cup containing a peach and an orange, and a piece of lettuce with a red tomato slice on it."
    }
  },
  {
    "id": "cat5_llp__avvp_5461_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the man says, 'Let the battle begin,' followed by crowd cheering, what are the two men on stage doing visually?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The man on the left, wearing a white t-shirt, raises his arms and then turns to his left. The man on the right, wearing a black t-shirt with yellow text and a white hat, turns and walks away from the spotlight."
    }
  },
  {
    "id": "cat5_llp__avvp_5461_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the two men shake hands on stage, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Let the battle begin,\" followed by loud cheering and shouting from a crowd."
    }
  },
  {
    "id": "cat5_perception_test_55868_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 18.0,
      "description": "A hand lifts a small red saucepan and pours steaming liquid into a metal mug containing a tea bag. The mug is sitting on a white table next to a box of peppermint tea, a lime, an apple, a glass cup with sugar cubes, and a fork."
    }
  },
  {
    "id": "cat5_perception_test_55868_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when a person's hand pours steaming hot water from a red kettle into a silver mug, what sounds are heard?",
    "answer": {
      "start": 11.0,
      "end": 18.0,
      "description": "The sound of liquid being poured is heard, accompanied by the clinking of the kettle against the mug."
    }
  },
  {
    "id": "cat5_perception_test_56027_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when the sound of liquid being poured into a cup is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 14.5,
      "description": "A person is pouring hot water from a silver electric kettle into a white cup that contains a tea bag. The cup is sitting on a wooden board next to a plate of salad."
    }
  },
  {
    "id": "cat5_perception_test_56027_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when a person is pouring hot water from a silver electric kettle into a white mug, what sound can be heard?",
    "answer": {
      "start": 10.5,
      "end": 15.5,
      "description": "The sound of liquid being poured from a kettle into a cup is heard."
    }
  },
  {
    "id": "cat5_perception_test_59454",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "During the time interval when the person writes the word 'JUST' on the notepad with a black marker, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 9.0,
      "description": "The sound of a marker writing on paper is heard as the person writes the word 'JUST' on the notepad."
    }
  },
  {
    "id": "cat5_perception_test_47474_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time interval when the crisp rustling and crinkling of paper money being counted is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.5,
      "end": 16.7,
      "description": "A person's hands are shown on a glass table, opening a red wallet and taking out a stack of British banknotes, which they begin to count by flipping through the bills."
    }
  },
  {
    "id": "cat5_perception_test_47474_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time interval when the hands are seen placing a stack of British banknotes into an open red wallet and closing it, what sound is heard?",
    "answer": {
      "start": 12.8,
      "end": 16.0,
      "description": "A crinkling sound, like paper or a plastic bag being handled, is heard."
    }
  },
  {
    "id": "cat5_perception_test_39400",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 14.34,
      "end": 15.64,
      "description": "The man is standing in the doorway, and the door swings shut behind him."
    }
  },
  {
    "id": "cat5_perception_test_56561_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when the clattering of dishes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 2.01,
      "end": 5.132,
      "description": "A person's hands are seen opening a green can on a kitchen counter. The counter has various items including a pink thermos, a red mug, a clear container with a red lid, a pink lunchbox, and a white plate with sliced tomatoes and a fork."
    }
  },
  {
    "id": "cat5_perception_test_56561_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when a person's hands pick up a large yellow plastic bottle from a dark countertop, what sounds are heard?",
    "answer": {
      "start": 27.0,
      "end": 29.0,
      "description": "A loud, sharp cracking sound occurs at the beginning, followed by a series of thuds and scraping noises as objects are moved."
    }
  },
  {
    "id": "cat5_perception_test_40084_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8629.mp4",
    "duration": 14.566666666666666,
    "question": "During the time interval when a door closing sound occurs, what visual details can be observed in the scene, including objects and camera movement?",
    "answer": {
      "start": 13.04,
      "end": 13.64,
      "description": "The camera pans slightly to the right, revealing a pair of red and black running shoes, a brown cap, and a pair of white sunglasses sitting on a tiled floor next to a dark brown door. The objects remain stationary as the camera movement provides a clearer view of the scene adjacent to the door."
    }
  },
  {
    "id": "cat5_perception_test_40084_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8629.mp4",
    "duration": 14.566666666666666,
    "question": "During the time interval when a person places a pair of red and black sneakers on the tiled floor, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A thud sound is heard as the shoes are placed on the floor."
    }
  },
  {
    "id": "cat5_perception_test_61384_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when a bowl is placed on a hard surface followed by a high-pitched electronic beep, what is visually happening with the bowls on the table?",
    "answer": {
      "start": 16.78,
      "end": 21.98,
      "description": "The person's hands are seen moving the three upside-down bowls around on the white table surface, shuffling them in a different arrangement."
    }
  },
  {
    "id": "cat5_perception_test_61384_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when the person's hand lifts the back right bowl, revealing a small orange and white object underneath, what sound is heard?",
    "answer": {
      "start": 1.48,
      "end": 2.48,
      "description": "A single, clear, high-pitched electronic beep is heard."
    }
  },
  {
    "id": "cat5_perception_test_63404",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.943745062621275,
    "question": "During the time interval when the four distinct knocking sounds occur, what is the person in the black hoodie doing visually?",
    "answer": {
      "start": 16.0,
      "end": 17.2,
      "description": "The person in the black hoodie is standing at the yellow table, picking up a black object and striking it against the table surface, creating the knocking sounds."
    }
  },
  {
    "id": "cat5_perception_test_70202",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6993.mp4",
    "duration": 21.23697816909235,
    "question": "During the time interval when the sounds of plastic containers being opened and closed occur, including twisting lids and ending with a loud sustained electronic buzz, what specific actions are the person's hands performing on the wooden table?",
    "answer": {
      "start": 1.0,
      "end": 13.1,
      "description": "The person's hands are seen picking up and closing the lids of several containers on the table. They first close the lid of a blue and silver thermos with a black lid, then a dark blue plastic container with a blue lid, and finally a red plastic container with a red lid."
    }
  },
  {
    "id": "cat5_llp__avvp_2415_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time when you hear a basketball bouncing on a wooden court, followed by an excited male announcer and ending with a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey with the number 24 dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense. The game is being played in a large arena with a crowd in the stands."
    }
  },
  {
    "id": "cat5_llp__avvp_2415_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time when you see a basketball player in a black jersey (#24) dribbling down the court while being defended, with other players moving and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball bouncing on the court and the squeaking of shoes, with a buzzer sounding at the end."
    }
  },
  {
    "id": "cat5_llp__avvp_5844_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when you hear a basketball being dribbled followed by a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5844_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when you see a basketball player in a white jersey with the number 22 shoot a basketball that goes through the hoop while the camera follows the ball, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...'. The sound of a basketball bouncing and the swish of the net as the ball goes through the hoop are also audible."
    }
  },
  {
    "id": "cat5_perception_test_50340",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "During the time interval when the sharp click sound occurs, indicating a small plastic object being placed on a hard surface, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.5,
      "description": "A person's arm and hand enter the frame from the left, holding a small red and green object, which is placed on a white table."
    }
  },
  {
    "id": "cat5_llp__avvp_4532_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a phone rings followed by a man speaking, what visual actions occur involving the smartphone on the desk?",
    "answer": {
      "start": 5.02,
      "end": 9.92,
      "description": "A person's hand picks up a smartphone from a desk in a recording studio. The phone's screen lights up, displaying an incoming call from 'Diddy mobile' with a beach resort wallpaper. The person's thumb swipes to answer the call."
    }
  },
  {
    "id": "cat5_llp__avvp_4532_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a hand places a black tablet onto a dark brown desk next to an audio mixing console, what is said by the male voice?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A male voice says, \"Hey man, where is everybody?\""
    }
  },
  {
    "id": "cat5_llp__avvp_3267_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog is whining and barking, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 10.0,
      "description": "The dog is seen from behind, its head turned towards the window, with its ears perked up and its body slightly tensed as it looks out the window."
    }
  },
  {
    "id": "cat5_llp__avvp_3267_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand pets a small dog on a bed, what sounds are heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A dog is whimpering and whining. A person speaks in a soft, gentle tone."
    }
  },
  {
    "id": "cat5_perception_test_49832",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.79104489992286,
    "question": "During the time interval when clock ticking is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.409,
      "description": "A person wearing a blue zip-up hoodie is sitting at a table with a large sheet of white paper in front of them. To the left is a silver tin with a blue pen balanced on top. The person's right hand is resting on the paper, and their left hand is raised near their face. The background shows a kitchen with light-colored cabinets and a microwave."
    }
  },
  {
    "id": "cat5_perception_test_5027",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8036.mp4",
    "duration": 23.832343809561735,
    "question": "During the time interval when the sound of a person opening a carton occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A person's hands are shown opening a blue and white milk carton on a table. The table has a white tablecloth with a green leaf pattern. On the table, there is a white plate with slices of ham, cheese, and lettuce, two slices of bread, and a colorful mug."
    }
  },
  {
    "id": "cat5_llp__avvp_4535_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the telephone bell is ringing, what visual actions occur involving the smartphone on the desk?",
    "answer": {
      "start": 5.02,
      "end": 9.92,
      "description": "A person's hand picks up a smartphone from a desk in a recording studio. The phone's screen lights up, displaying an incoming call from 'Diddy mobile' with a beach resort wallpaper. The person's thumb swipes to answer the call."
    }
  },
  {
    "id": "cat5_llp__avvp_4535_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the hand places a black tablet on the desk next to the audio mixing console, what does the person say?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A man speaks, asking, \"Hey man, where is everybody?\""
    }
  },
  {
    "id": "cat5_perception_test_54484",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8885.mp4",
    "duration": 19.08846612804633,
    "question": "During the time interval when the sound of paper rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hands enter the frame from the right, holding a piece of paper. The person places the paper on top of a silver thermos that is standing on a table. The thermos has a black lid next to it. The background is a blue wall."
    }
  },
  {
    "id": "cat5_perception_test_70503_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.55044501858808,
    "question": "During the time interval when the sound of paper being crumpled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 3.52,
      "description": "A person's hands are visible, holding a piece of white paper and actively crumpling it into a ball."
    }
  },
  {
    "id": "cat5_perception_test_70503_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.55044501858808,
    "question": "During the time interval when a person's hands are crumpling a piece of white paper on a glass table, what sound is heard?",
    "answer": {
      "start": 1.0,
      "end": 12.0,
      "description": "The sound of paper being crumpled is heard."
    }
  },
  {
    "id": "cat5_perception_test_50002",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "During the time interval when the sound of a letter block being placed down occurs, what is visually happening in the scene?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A hand places a red letter block 'A' on a grey surface next to a blue letter block 'B'. A red onion is balanced on a silver knife. The scene is viewed from above."
    }
  },
  {
    "id": "cat5_llp__avvp_3464_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "During the time interval when the loud, classic rotary telephone ringing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 4.89,
      "end": 7.13,
      "description": "The scene shows a static, hand-drawn cartoon of a man with a rotary telephone for a head, sitting at a desk and holding a mug. A police officer is standing behind him, smiling and placing a hand on his shoulder. The officer has a speech bubble that says 'you rang?' with a heart symbol. The drawing is in black and purple ink with red accents on the cup and the officer's cheeks."
    }
  },
  {
    "id": "cat5_llp__avvp_1101_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small, white, shaggy dog is on a bed licking a person's face and then moves away, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person is heard speaking in Russian, saying \"Джокер, Джокер\" (Joker, Joker), followed by a dog whining."
    }
  },
  {
    "id": "cat5_perception_test_43710",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11265.mp4",
    "duration": 16.854511323995695,
    "question": "During the time interval when the distinct clinking sound of a glass jar lid being placed on the jar occurs, what is visually happening in the scene?",
    "answer": {
      "start": 12.13,
      "end": 12.73,
      "description": "A person's hands are seen placing a black lid onto a large glass jar filled with a grain-like substance. The person then moves their hands away from the jar."
    }
  },
  {
    "id": "cat5_perception_test_36068",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10624.mp4",
    "duration": 19.264144841878927,
    "question": "During the time interval when the sound of a book thudding is heard, what is visually happening in the scene?",
    "answer": {
      "start": 17.52,
      "end": 18.02,
      "description": "A hand places a book onto a white table. The book has a red spine with the title 'SINANARA' and a black and white patterned bag is visible behind it. A knife with a wooden handle and a blue smartphone are also on the table."
    }
  },
  {
    "id": "cat5_perception_test_60398_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.52,
      "description": "A person's hands are seen unzipping a red backpack on a wooden table. The backpack is then opened, revealing its contents."
    }
  },
  {
    "id": "cat5_perception_test_60398_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when a person's hands are opening a red backpack on a wooden table by unzipping it, what sound can be heard?",
    "answer": {
      "start": 1.0,
      "end": 3.0,
      "description": "A zipper is being opened."
    }
  },
  {
    "id": "cat5_perception_test_42731",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4443.mp4",
    "duration": 15.698066473157082,
    "question": "During the time interval when the continuous rolling sound of a plastic bottle moving across a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.5,
      "description": "A person's hand pushes a clear plastic bottle across a light brown wooden table. The bottle rolls from the foreground towards the background. In the background, there is a black and red sofa with a Rubik's cube and a pink brush on it. A black wallet is also on the table."
    }
  },
  {
    "id": "cat5_perception_test_48117",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "During the time interval when the sound of a zipper being pulled closed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 29.0,
      "end": 32.0,
      "description": "The person's hand is seen pulling the zipper of the black backpack closed."
    }
  },
  {
    "id": "cat5_perception_test_56011_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when the sound of liquid being poured into a cup is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 14.5,
      "description": "A person is pouring hot water from a silver electric kettle into a white mug that contains a tea bag. The mug is sitting on a wooden cutting board next to a plate with salad and tomatoes, along with other items like a bowl, a jar of sugar, and two boxes of tea."
    }
  },
  {
    "id": "cat5_perception_test_56011_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "During the time interval when a person is pouring hot water from a silver electric kettle into a white mug that already contains a tea bag, what sound can be heard?",
    "answer": {
      "start": 10.5,
      "end": 15.5,
      "description": "The sound of liquid being poured from a kettle into a cup is heard."
    }
  },
  {
    "id": "cat5_perception_test_62419",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_llp__avvp_3354_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing and athletic shoes squeaking occurs, along with crowd noise and a male announcer's commentary, what specific visual actions are taking place in the video?",
    "answer": {
      "start": 0.0,
      "end": 3.1,
      "description": "A basketball player in a green jersey jumps to dunk the ball, while other players in white and green jerseys are on the court. The scene then cuts to a different game where a player in a maroon jersey dribbles the ball down the court, guarded by a player in a white jersey."
    }
  },
  {
    "id": "cat5_llp__avvp_3354_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a green jersey jumps and dunks the ball with his right hand in a game setting with a visible scoreboard, what sounds are heard in the audio track?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male announcer speaks, followed by a loud buzzer sound."
    }
  },
  {
    "id": "cat5_perception_test_5359",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10374.mp4",
    "duration": 12.955344136135539,
    "question": "During the time interval when a distinct thud is heard as the lid is placed on the container, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person's hands are placing a green lid onto a blue container."
    }
  },
  {
    "id": "cat5_llp__avvp_5113_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "Two people in athletic wear are on a basketball court. One person dribbles a basketball, while the other stands nearby. A cameraman is visible in the background. The court has red and white markings, and the stands are empty."
    }
  },
  {
    "id": "cat5_llp__avvp_5113_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when one of the women in maroon jerseys dribbles the basketball and passes it to her teammate, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a basketball being dribbled on a hard surface is heard, accompanied by indistinct human speech in the background."
    }
  },
  {
    "id": "cat5_perception_test_70510_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.55044501858808,
    "question": "During the time interval when the distinct sound of paper being crumpled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 3.52,
      "description": "A person's hands are visible, holding a piece of white paper and actively crumpling it into a ball."
    }
  },
  {
    "id": "cat5_perception_test_70510_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.55044501858808,
    "question": "During the time interval when a person's hands are crumpling a small piece of white paper on a glass table, what sound is heard?",
    "answer": {
      "start": 1.0,
      "end": 12.0,
      "description": "The sound of paper being crumpled is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_2414_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time when the sound of a basketball bouncing on a wooden court is heard, followed by an excited male announcer and ending with a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey with the number 24 dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense. The game is being played in a large arena with a crowd in the stands."
    }
  },
  {
    "id": "cat5_llp__avvp_2414_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time when a basketball player in a black jersey with the number 24 is dribbling down the court while being defended, with other players moving around and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball being dribbled and the squeaking of shoes on the court, with a buzzer sounding at the end."
    }
  },
  {
    "id": "cat5_perception_test_49845",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.79104489992286,
    "question": "During the time interval when clock ticking is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.409,
      "description": "A person wearing a blue zip-up hoodie is sitting at a table with a large sheet of white paper in front of them. To the left is a silver tin with a blue pen balanced on top. The person's right hand is resting on the paper, and their left hand is raised near their face. The background shows a kitchen with light-colored cabinets and a microwave."
    }
  },
  {
    "id": "cat5_llp__avvp_5535_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, high-pitched whirring of a blender motor is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.8,
      "description": "A person wearing white gloves is holding down the lid of a blender jar containing a brown liquid. The blender is on a base and is actively mixing the contents."
    }
  },
  {
    "id": "cat5_llp__avvp_5535_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person in a white glove is seen holding down the lid of a blender containing a brown liquid, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The loud, high-pitched whirring of a blender motor is heard as it operates."
    }
  },
  {
    "id": "cat5_perception_test_65878",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "During the time interval when the sound of paper rustling is heard as the DVD case is opened, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 3.12,
      "description": "A person's hands are seen opening a DVD case, revealing the disc inside."
    }
  },
  {
    "id": "cat5_llp__avvp_4020_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair and glasses speaks into a black microphone while an older man with glasses stands beside her holding another microphone, what is being said?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Follow him.\""
    }
  },
  {
    "id": "cat5_perception_test_22671_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when the sharp clink sound occurs, what visual action is taking place on the white table?",
    "answer": {
      "start": 10.01,
      "end": 10.51,
      "description": "A person's hands are visible on the white table, holding a green marker and a spoon with a rainbow-colored handle. The spoon is placed on the table, and the hands move away."
    }
  },
  {
    "id": "cat5_perception_test_22671_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "During the time interval when the left hand picks up a spoon from one white cup and places it into another white cup with black writing, what sound is heard?",
    "answer": {
      "start": 17.0,
      "end": 20.0,
      "description": "A clattering sound, like a spoon being placed in a cup, is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_4923_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a vacuum cleaner starting and running is heard, what visual actions occur involving the vacuum cleaner?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A hand presses a button on a black vacuum cleaner, causing a blue light to illuminate. The vacuum cleaner is then moved across a light-colored wooden floor."
    }
  },
  {
    "id": "cat5_llp__avvp_4923_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "At the moment when a person's finger presses the illuminated button on the black and silver Bosch vacuum cleaner, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person says 'Okay'."
    }
  },
  {
    "id": "cat5_perception_test_36016",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11035.mp4",
    "duration": 21.321666475631716,
    "question": "During the time interval when the distinct thud of a knife being placed on a surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.93,
      "end": 17.23,
      "description": "A person's hand places a knife with a wooden handle and a silver blade onto a wooden surface, next to a black bag and a folded gray and white cloth."
    }
  },
  {
    "id": "cat5_perception_test_36102_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when a sharp clanking sound like metal hitting a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person wearing a white shirt and dark patterned pants is standing at a dark wooden table. They are placing a wooden rolling pin onto a white plate that is on the table."
    }
  },
  {
    "id": "cat5_perception_test_36102_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "During the time interval when a person picks up and unfolds a black bra, holding it up with both hands to display it, what is being said in the audio?",
    "answer": {
      "start": 12.72,
      "end": 15.12,
      "description": "A male voice speaks in English, saying, \"Then here is a bra. And I remove it.\""
    }
  },
  {
    "id": "cat5_perception_test_43707",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11265.mp4",
    "duration": 16.854511323995695,
    "question": "During the time interval when the distinct clinking sound of a glass jar lid being placed on the jar occurs, what is visually happening in the scene?",
    "answer": {
      "start": 12.13,
      "end": 12.73,
      "description": "A person's hands are seen placing a black lid onto a large glass jar filled with a grain-like substance. The person then moves their hands away from the jar."
    }
  },
  {
    "id": "cat5_perception_test_14841",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6184.mp4",
    "duration": 22.092155412802345,
    "question": "During the time interval when the sound of a zipper being opened and closed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 16.52,
      "end": 22.02,
      "description": "A person's hands are seen opening and closing the zipper of a black backpack. The backpack is resting on a glass-topped coffee table. On the table, there is a potted plant, a white desk lamp, a black wallet, a clear water bottle with a blue cap, and a black electronic device with a coiled cord."
    }
  },
  {
    "id": "cat5_perception_test_8002_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when the sound of liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 19.12,
      "end": 23.12,
      "description": "A person is pouring water from a glass electric kettle into a small glass bowl that already contains an egg."
    }
  },
  {
    "id": "cat5_perception_test_8002_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when a person wearing a striped shirt and a grey hoodie pours water from an electric kettle into a glass bowl containing an egg, what sound can be heard in the background?",
    "answer": {
      "start": 18.9,
      "end": 22.9,
      "description": "A person singing a cappella is heard in the background during the pouring action."
    }
  },
  {
    "id": "cat5_perception_test_37328",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "During the time interval when the sound of a bottle being placed on a table occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.18,
      "end": 10.68,
      "description": "A hand places a small white bottle on a wooden table. The table has several books, a candlestick, and a small white cup on it."
    }
  },
  {
    "id": "cat5_llp__avvp_2570_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what sounds are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audience is heard clapping their hands in rhythm with the music."
    }
  },
  {
    "id": "cat5_llp__avvp_2566_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what sounds are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audience is heard clapping their hands in rhythm with the music."
    }
  },
  {
    "id": "cat5_perception_test_52757",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "During the time interval when the sound of a bottle rolling on a table is heard, what is visually happening in the scene?",
    "answer": {
      "start": 8.12,
      "end": 13.02,
      "description": "A person's hand pushes a plastic bottle across a wooden board, causing it to roll from right to left. A green soda bottle is also on the table."
    }
  },
  {
    "id": "cat5_perception_test_65679_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "During the time interval when the sound of a zipper being opened and closed is heard, what is the person visually doing with the backpack and the items on the table?",
    "answer": {
      "start": 9.71,
      "end": 16.21,
      "description": "The person is seen placing a book into the backpack and then zipping it closed, with other items on the table including a yellow book, a small notebook, a grater, a whisk, and a spatula."
    }
  },
  {
    "id": "cat5_perception_test_65679_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "During the time interval when the person's hands are zipping up the black and red Super Mario backpack, what specific sound is heard?",
    "answer": {
      "start": 11.5,
      "end": 16.5,
      "description": "A zipper is being pulled closed."
    }
  },
  {
    "id": "cat5_llp__avvp_2443_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/GmetnCLxFHE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a beagle stands on its hind legs to lick a golden retriever's face and then playfully mounts it from behind, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A woman speaks, followed by a dog barking."
    }
  },
  {
    "id": "cat5_perception_test_9666",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "During the time interval when the distinct cracking sound of an egg is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.02,
      "description": "A person's hands are shown holding a white egg over a yellow bowl. The person then cracks the egg on the rim of the bowl, causing the shell to break and the contents to fall into the bowl."
    }
  },
  {
    "id": "cat5_perception_test_67964",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2040.mp4",
    "duration": 25.42814379745548,
    "question": "During the time interval when a single clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 24.01,
      "end": 24.21,
      "description": "A person's hand places a white tablet on a wooden table. The table has a book, a grey shirt, a white bra, a small Buddha statue, and a tray with toiletries."
    }
  },
  {
    "id": "cat5_perception_test_9669",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "During the time interval when the distinct cracking sound of an egg is heard, what specific visual action is taking place?",
    "answer": {
      "start": 1.52,
      "end": 2.02,
      "description": "The person's hands are cracking the egg on the rim of the yellow bowl, with the eggshell being broken and the contents beginning to fall into the bowl."
    }
  },
  {
    "id": "cat5_perception_test_48290",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.0,
      "end": 13.0,
      "description": "The person's hands are shown unzipping the main compartment of the grey backpack, pulling the zipper open from one end to the other, while the backpack rests on a wooden desk."
    }
  },
  {
    "id": "cat5_perception_test_48068",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "During the time interval when the sound of a zipper being pulled closed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 29.0,
      "end": 32.0,
      "description": "A person's hand is shown zipping up a black backpack with the word 'evetech' written on it in white letters, pulling the zipper from the bottom to the top to close the pocket."
    }
  },
  {
    "id": "cat5_perception_test_28261_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "During the time interval when a hand is seen pressing a black plug into an electrical socket, what sound is heard?",
    "answer": {
      "start": 16.51,
      "end": 18.51,
      "description": "A click sound is heard as the plug is inserted into the socket."
    }
  },
  {
    "id": "cat5_perception_test_38816",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3897.mp4",
    "duration": 12.429400308905448,
    "question": "During the brief moment when the sound of a ball bouncing on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person in a white robe stands at a table with a white tablecloth. On the table are several books, a wooden pepper mill, and a small white and black speaker. The person places a small, round, orange object onto a book."
    }
  },
  {
    "id": "cat5_perception_test_32502_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "During the time interval when the clinking sound of glass on glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.48,
      "end": 1.78,
      "description": "A person places a black coffee mug with a white design onto the white table in front of them."
    }
  },
  {
    "id": "cat5_perception_test_32502_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "During the time interval when a person's hand places a black coffee mug labeled 'Santorini' onto a white table, what sound is heard?",
    "answer": {
      "start": 0.8,
      "end": 2.0,
      "description": "A clinking sound is heard as the mug is placed on the table."
    }
  },
  {
    "id": "cat5_perception_test_70184",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6993.mp4",
    "duration": 21.23697816909235,
    "question": "During the time interval when the sounds of plastic containers being opened and closed occur, including twisting lids and ending with a loud sustained electronic buzz, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 13.1,
      "description": "A person's hands are seen on a wooden table, closing the lid of a silver thermos, then closing the lid of a dark blue plastic container, and finally closing the lid of a red plastic container. No action involving a small yellow lid or clear jar is visible during this time interval."
    }
  },
  {
    "id": "cat5_llp__avvp_2569_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what type of music and instruments are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "Upbeat, instrumental folk music featuring string instruments such as banjo, fiddle, mandolin, acoustic guitar, and bass is heard, with the audience clapping along in rhythm."
    }
  },
  {
    "id": "cat5_perception_test_55876_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 18.0,
      "description": "A hand lifts a small red saucepan and pours steaming liquid into a metal mug containing a tea bag. The mug is sitting on a white table next to a box of peppermint tea, a lime, an apple, a glass cup with sugar cubes, and a fork."
    }
  },
  {
    "id": "cat5_perception_test_55876_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when a person's hand pours steaming water from a red kettle into a silver mug, what sounds are heard?",
    "answer": {
      "start": 11.0,
      "end": 18.0,
      "description": "The sound of liquid being poured is heard, accompanied by the clinking of the kettle against the mug."
    }
  },
  {
    "id": "cat5_perception_test_50354",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "During the time interval when the sharp click sound occurs, indicating a small plastic object being placed on a hard surface, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.5,
      "description": "A person's arm and hand enter the frame from the left, holding a small red and green object, which is placed on a white table."
    }
  },
  {
    "id": "cat5_perception_test_13762_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the sound of paper being crumpled occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.4,
      "end": 15.1,
      "description": "The person's hands are shown on a white table. The person picks up the paper and holds it up to the camera, displaying the drawings. A white power adapter is visible on the table to the right."
    }
  },
  {
    "id": "cat5_perception_test_13762_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "During the time interval when the person is drawing three shapes on a piece of paper with a blue and silver pen, what sounds are heard?",
    "answer": {
      "start": 1.8,
      "end": 14.0,
      "description": "The sound of a pen scratching on paper is heard as the person draws."
    }
  },
  {
    "id": "cat5_perception_test_11136",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5215.mp4",
    "duration": 35.06546575338494,
    "question": "During the time interval when the loud, sharp cracking sound of wood breaking is heard as the paddle hits the bottle, what is visually happening in the scene?",
    "answer": {
      "start": 19.0,
      "end": 21.0,
      "description": "A hand holding a wooden paddle swings it forward and strikes a clear glass bottle sitting on a gas stove. The bottle is knocked over and falls to the right."
    }
  },
  {
    "id": "cat5_perception_test_68461",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8843.mp4",
    "duration": 15.166666666666666,
    "question": "During the time interval when a door closes with a solid thud and a click, what is visually happening in the scene?",
    "answer": {
      "start": 9.11,
      "end": 12.61,
      "description": "A person's hand moves the door handle to shut the door, and the door swings closed as the hand is visible during the closing motion."
    }
  },
  {
    "id": "cat5_perception_test_11848_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6181.mp4",
    "duration": 18.8286108099845,
    "question": "During the time interval when the sharp slapping sound of hands clapping occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.88,
      "end": 2.22,
      "description": "The person's hands are brought together in front of them, palms facing each other, and then clapped sharply once."
    }
  },
  {
    "id": "cat5_llp__avvp_1985_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "During the time interval when the cat stretches its front legs and gets up, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A cat meows continuously while a person speaks in the background."
    }
  },
  {
    "id": "cat5_perception_test_70912_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10531.mp4",
    "duration": 17.841599455517596,
    "question": "During the time interval when the sound of playing cards being shuffled and handled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 2.7,
      "end": 10.84,
      "description": "A person wearing a yellow patterned shirt is shuffling a deck of red-backed playing cards with their hands at a table with a black and white geometric tablecloth, while a watch lies on the table."
    }
  },
  {
    "id": "cat5_perception_test_70912_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10531.mp4",
    "duration": 17.841599455517596,
    "question": "During the time interval when a person shuffles a stack of red-backed playing cards and then deals them face down onto a table, what sounds are heard?",
    "answer": {
      "start": 2.0,
      "end": 12.0,
      "description": "The distinct, crisp sound of playing cards being shuffled and then dealt onto a hard surface is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_5847_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball being dribbled followed by a buzzer is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5847_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 22 shoots a basketball and the ball goes through the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...'. The sound of a basketball bouncing and the swish of the net as the ball goes through the hoop are also audible."
    }
  },
  {
    "id": "cat5_perception_test_38639_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4381.mp4",
    "duration": 13.030766721388318,
    "question": "During the time interval when the sound of paper being torn occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.42,
      "end": 2.02,
      "description": "A person's hand tears a piece of paper. The paper is pink and has a cartoon character on it. The person is standing in a kitchen, and there is a refrigerator and a container of coffee beans in the background."
    }
  },
  {
    "id": "cat5_perception_test_38639_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4381.mp4",
    "duration": 13.030766721388318,
    "question": "During the time interval when a hand places a small light blue cylindrical object onto a pink Barbie book, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A single, sharp clack, like a small object being set down on a hard surface."
    }
  },
  {
    "id": "cat5_perception_test_34771_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when the metallic clattering sound of a fork being placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 26.52,
      "end": 29.02,
      "description": "A hand places a silver fork onto the wooden table, placing it on top of a pile of pens and markers, while a yellow plastic cup sits upside down on a colorful plate in the background."
    }
  },
  {
    "id": "cat5_perception_test_34771_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when a hand picks up a yellow plastic cup and places it upright on a colorful plate, what sound is heard?",
    "answer": {
      "start": 20.48,
      "end": 21.82,
      "description": "A clinking sound, like a cup being set down, is heard."
    }
  },
  {
    "id": "cat5_perception_test_3404_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps similar to a touch-tone phone dialing occur, what is happening visually in the scene?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "A person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The table has various items including a plate of salad, a metal cup, a bottle, and a packet. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3404_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and stirring it into a larger metal bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A series of electronic beeps, similar to a touch-tone phone dialing, are heard. This is followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_60542",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "During the time interval when the sound of a zipper opening occurs, what is visually happening in the scene?",
    "answer": {
      "start": 15.52,
      "end": 16.52,
      "description": "The person's hand is seen pulling the zipper of the pink backpack open, revealing the red wallet inside."
    }
  },
  {
    "id": "cat5_llp__avvp_4019_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair and glasses is speaking into a black microphone while standing next to an older man with glasses holding a microphone, what is being said in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Follow him.\""
    }
  },
  {
    "id": "cat5_perception_test_64927_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "During the time interval when the speaker says, 'My right shoe that doesn't have socks,' what is visible in the scene?",
    "answer": {
      "start": 16.0,
      "end": 21.0,
      "description": "A person is tying the white laces of a high-top sneaker that is predominantly white and orange. The sneaker is on their right foot, which is not wearing a sock. The person's hands are visible as they work on the laces."
    }
  },
  {
    "id": "cat5_perception_test_64927_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "While the person is sitting and tying the laces of a white high-top sneaker with orange and grey accents, what are they saying?",
    "answer": {
      "start": 15.1,
      "end": 23.0,
      "description": "A person is tying the laces of a shoe, and a voice says, \"and now tying my right shoe that doesn't have socks on.\""
    }
  },
  {
    "id": "cat5_llp__avvp_5460_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the man says, 'Let the battle begin,' followed by crowd cheering, what are the two men on stage doing visually?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The man on the left, wearing a white t-shirt, raises his arms and then turns to his left. The man on the right, wearing a black t-shirt with yellow text and a white hat, turns and walks away from the spotlight."
    }
  },
  {
    "id": "cat5_llp__avvp_5460_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the two men shake hands on stage, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male voice says, \"Let the battle begin,\" followed by loud cheering and shouting from a crowd."
    }
  },
  {
    "id": "cat5_llp__avvp_5843_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball being dribbled followed by a buzzer occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5843_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 22 shoots a basketball and the ball goes through the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...'. The sound of a basketball bouncing and the swish of the net as the ball goes through the hoop are also audible."
    }
  },
  {
    "id": "cat5_perception_test_5060",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8036.mp4",
    "duration": 23.832343809561735,
    "question": "During the time interval when the sound of a person opening a carton occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A person's hands are shown opening a blue and white milk carton on a table. The table has a white tablecloth with a green leaf pattern. On the table, there is a white plate with slices of ham, cheese, and lettuce, two slices of bread, and a colorful mug."
    }
  },
  {
    "id": "cat5_llp__avvp_0235_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog barks once, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A small, light-brown dog with a white head is in a blue and black wheelchair on a grassy lawn, moving forward while pushing a black ball with its nose. A person's legs in blue jeans are visible on the left. The background includes a paved path and a light-colored wall."
    }
  },
  {
    "id": "cat5_llp__avvp_0235_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person in blue jeans and a purple top kicks a black ball on a grassy area, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person shouts, followed by the sound of a dog barking."
    }
  },
  {
    "id": "cat5_llp__avvp_6012_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "During the time interval when a brown goat on a leash nudges a white dog with its head on a dirt ground, what sounds can be heard?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person speaks in Spanish, followed by the sound of a dog barking."
    }
  },
  {
    "id": "cat5_llp__avvp_2761_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when a loud crashing sound, like a vehicle collision, is heard, what visual scene is shown?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A close-up, shaky shot of a person in a red jacket and blue helmet, possibly on a motorcycle, with a red and white object, like a flag or banner, in the foreground. The scene is chaotic and blurry."
    }
  },
  {
    "id": "cat5_llp__avvp_2761_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when a person is riding a small red mobility scooter across a street at an intersection, passing in front of a red brick building and a traffic light, what audio is heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A male voice speaks over upbeat, rhythmic music."
    }
  },
  {
    "id": "cat5_perception_test_43340_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5217.mp4",
    "duration": 11.111666492491214,
    "question": "During the time interval when the sharp click of the plastic lid snapping shut is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 3.12,
      "description": "A person's hands are shown placing a dark blue lid onto a purple rectangular container and pressing down on it to secure it."
    }
  },
  {
    "id": "cat5_perception_test_43340_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5217.mp4",
    "duration": 11.111666492491214,
    "question": "During the time interval when the person's hands are seen pressing down to secure the lid onto the purple rectangular container, what sound is heard?",
    "answer": {
      "start": 1.22,
      "end": 3.22,
      "description": "A clicking sound is heard as the lid is secured onto the container."
    }
  },
  {
    "id": "cat5_llp__avvp_4971_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5a_l3dBvgFM.mp4",
    "duration": 10.031679,
    "question": "During the time interval when the telephone is ringing, what is visually happening in the room?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "The video shows a room with green walls. A person is sitting at a desk on the left side of the frame, leaning forward and appearing to answer a phone. The desk has a red object, a white object, and a yellow notepad on it. To the right, there is a dark-colored sofa and a tall, thin stand. The camera is positioned as if looking through a doorway."
    }
  },
  {
    "id": "cat5_llp__avvp_3960_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "During the time interval when a child is laughing and an adult female is speaking in the background, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 9.98,
      "description": "The child in the Spiderman costume is sitting on a green chair, laughing and holding a brown object. An adult wearing a purple shirt and patterned shorts is standing next to the child."
    }
  },
  {
    "id": "cat5_llp__avvp_4816_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing and a buzzer at the end can be heard, what visual actions take place on the court?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop, and the referee signals a successful basket by raising both arms."
    }
  },
  {
    "id": "cat5_llp__avvp_4816_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a white jersey with the number 3 catches the ball and shoots a three-pointer, what does the announcer say?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "The announcer says, \"key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_perception_test_11130",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5215.mp4",
    "duration": 35.06546575338494,
    "question": "During the time interval when the loud, sharp cracking sound of wood breaking is heard as the paddle hits the bottle, what is visually happening in the scene?",
    "answer": {
      "start": 19.0,
      "end": 21.0,
      "description": "A hand holding a wooden paddle swings it forward and strikes a clear glass bottle sitting on a gas stove. The bottle is knocked over and falls to the right."
    }
  },
  {
    "id": "cat5_perception_test_40088_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8629.mp4",
    "duration": 14.566666666666666,
    "question": "During the time interval when a door closes, what objects are visible on the tiled floor and how does the camera move?",
    "answer": {
      "start": 13.04,
      "end": 13.64,
      "description": "A pair of red and black running shoes, a brown cap, and a pair of white sunglasses are sitting on a tiled floor next to a dark brown door. The camera pans slightly to the right."
    }
  },
  {
    "id": "cat5_perception_test_40088_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8629.mp4",
    "duration": 14.566666666666666,
    "question": "During the time interval when a person places a pair of red and black sneakers on the floor, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A thud sound is heard as the shoes are placed on the floor."
    }
  },
  {
    "id": "cat5_perception_test_9830",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6535.mp4",
    "duration": 15.833333333333334,
    "question": "During the time interval when the sound of a pen or pencil writing on paper is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person's hands are visible on a light-colored countertop. The right hand holds a grey pen and draws a circle on a white piece of paper. The left hand stabilizes the paper. The person is wearing a dark blue patterned shirt and a purple fitness tracker. In the background, there is a blue and white bowl and a metal lid."
    }
  },
  {
    "id": "cat5_perception_test_32472_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "During the time interval when the clinking sound of glass on glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.48,
      "end": 1.78,
      "description": "A person places a black coffee mug with a white design onto the white table in front of them."
    }
  },
  {
    "id": "cat5_perception_test_32472_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "During the time interval when a person's hand places a black coffee mug labeled 'Santorini' onto the table, what sound is heard?",
    "answer": {
      "start": 0.8,
      "end": 2.0,
      "description": "A clinking sound is heard as the mug is placed on the table."
    }
  },
  {
    "id": "cat5_perception_test_17111_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3869.mp4",
    "duration": 18.593577390927322,
    "question": "During the time interval when a person's hand lifts a white teacup from a stack on the countertop, what sound is heard?",
    "answer": {
      "start": 15.52,
      "end": 16.52,
      "description": "A clinking sound is heard as the teacup is lifted."
    }
  },
  {
    "id": "cat5_perception_test_63413",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.943745062621275,
    "question": "During the time interval when the four distinct knocking sounds occur, what is visually happening in the scene?",
    "answer": {
      "start": 16.0,
      "end": 17.2,
      "description": "A person wearing a black hoodie with a red and white stripe on the sleeve stands at a yellow table, picks up a black object from the table, and strikes it against the table surface, creating a knocking sound."
    }
  },
  {
    "id": "cat5_perception_test_32550",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.235666024482537,
    "question": "During the time interval when the distinct thud sound occurs, what visual action is taking place involving the red-covered book and the person in the blue long-sleeved shirt?",
    "answer": {
      "start": 16.82,
      "end": 17.12,
      "description": "The person in the blue long-sleeved shirt places the red-covered book down on the table, picks it up, and places it down again."
    }
  },
  {
    "id": "cat5_perception_test_34774_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when the metallic clattering sound of a fork being placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 26.52,
      "end": 29.02,
      "description": "A hand places a silver fork onto the wooden table, positioning it on top of a pile of pens and markers, while a yellow plastic cup sits upside down on a colorful plate in the background."
    }
  },
  {
    "id": "cat5_perception_test_34774_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "During the time interval when a hand picks up a yellow plastic cup and places it upright on a colorful plate, what sound is heard?",
    "answer": {
      "start": 20.48,
      "end": 21.82,
      "description": "A clinking sound, like a cup being set down, is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_3758_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "During the time interval when a man is speaking in Tamil, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A man in a white traditional outfit stands on a stage, holding a microphone and speaking. To his left, three women in white sarees are seated, and another woman in a white saree stands in the center. The stage has a purple and blue gradient background. The audience is visible as silhouettes in the foreground."
    }
  },
  {
    "id": "cat5_perception_test_59436",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "During the time interval when the person writes the word 'JUST' on the notepad, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 9.0,
      "description": "The sound of a marker writing on paper is heard."
    }
  },
  {
    "id": "cat5_perception_test_59827",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "During the time interval when the clattering of hard objects like dishes or plates is heard on a hard surface, what is the person visually doing at the table?",
    "answer": {
      "start": 17.82,
      "end": 22.22,
      "description": "The person picks up a small orange object and places it on the paper over the hexagon, then picks up a small green object and places it on the paper over the top green circle, and finally picks up a small yellow object and places it on the paper over the bottom green circle."
    }
  },
  {
    "id": "cat5_llp__avvp_3304_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when the loud, continuous roar from a massive crowd creates a high-energy, celebratory atmosphere, what is visually happening on the field and in the stadium?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A female reporter with a microphone stands on the edge of a football field as players in red and white uniforms run past her. The camera then cuts to a wide shot of a packed stadium, where thousands of fans in red and white are cheering and waving large red flags that have \"Sooner\" written on them."
    }
  },
  {
    "id": "cat5_llp__avvp_3304_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a football player in a red jersey jumps over a large red banner that reads 'OKLAHOMA SOONERS', what sounds are heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd is cheering loudly, and a female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_perception_test_27470_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 19.81,
      "end": 22.31,
      "description": "A person is sitting on a tiled floor next to a white wall with an electrical outlet, holding a small bright green bowl and pouring a liquid from it. A golden trophy with a clear sphere on top is nearby."
    }
  },
  {
    "id": "cat5_perception_test_27470_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "At the moment when the person picks up the small bright green bowl with both hands, what is heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "A person speaks in Russian, saying, \"Определи работу, да?\", which translates to \"Determine the work, right?\"."
    }
  },
  {
    "id": "cat5_perception_test_14438",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_llp__avvp_2413_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when the sound of a basketball bouncing on a wooden court is heard, followed by an excited male announcer and ending with a buzzer, what is visually happening in the scene?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey with the number 24 dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense. The game is being played in a large arena with a crowd in the stands."
    }
  },
  {
    "id": "cat5_llp__avvp_2413_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when a basketball player in a black jersey (number 24) is dribbling down the court while being defended, with other players moving and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball being dribbled and the squeaking of shoes on the court. A buzzer sounds at the end."
    }
  },
  {
    "id": "cat5_llp__avvp_3301_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a loud, continuous roar from a massive crowd creates a high-energy, celebratory atmosphere, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A blonde female reporter in a white top holds a microphone with an 'OU' logo and speaks excitedly. Behind her, football players in red and white uniforms run onto a green field. The camera then cuts to a wide shot of a massive, cheering crowd in a stadium, many wearing red and white, waving red flags with 'Sooner' written on them."
    }
  },
  {
    "id": "cat5_llp__avvp_3301_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a football player in a red jersey jumps over a large red banner that reads 'OKLAHOMA SOONERS', what sounds are heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd is cheering loudly, and a female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_perception_test_55898_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when a glass clinking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 25.52,
      "end": 25.92,
      "description": "A person's hand places a glass sugar bowl on a kitchen counter. The hand then picks up a spoon and stirs the contents of a blue mug."
    }
  },
  {
    "id": "cat5_perception_test_55898_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "During the time interval when a person pours water from a kettle into a blue mug, what sound can be heard?",
    "answer": {
      "start": 12.64,
      "end": 17.64,
      "description": "The sound of water being poured from a kettle into a mug can be heard."
    }
  },
  {
    "id": "cat5_llp__avvp_0160_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9esovZc8MlY.mp4",
    "duration": 10.0,
    "question": "During the time interval when you see a person on a yellow and black sport motorcycle revving the engine and spinning the rear tire to produce a cloud of white smoke in a parking lot, what sounds are heard?",
    "answer": {
      "start": 4.8,
      "end": 10.0,
      "description": "The loud, high-pitched roar of a motorcycle engine being revved, accompanied by the distinct screeching sound of a spinning tire creating smoke."
    }
  },
  {
    "id": "cat5_perception_test_8437",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3754.mp4",
    "duration": 12.864611258945864,
    "question": "During the time interval when the sound of cards being shuffled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hands pick up a deck of cards from a wooden table and begin to shuffle them."
    }
  },
  {
    "id": "cat5_perception_test_11248",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2492.mp4",
    "duration": 35.05722194118485,
    "question": "During the time interval when the person picks up a black marker and writes the word 'happy' on a white piece of paper, what sound can be heard?",
    "answer": {
      "start": 2.72,
      "end": 12.22,
      "description": "The sound of a marker writing on paper is heard."
    }
  },
  {
    "id": "cat5_perception_test_14422",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_llp__avvp_3266_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a dog is whining and barking, what visual actions does the dog perform on the bed?",
    "answer": {
      "start": 7.34,
      "end": 10.0,
      "description": "The dog is sitting on the bed, its head turned towards the window, and its body remains mostly still while its head moves slightly."
    }
  },
  {
    "id": "cat5_llp__avvp_3266_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand pets a small dog on the head and neck, what sounds are heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A dog is whimpering and whining. A person speaks in a soft, gentle tone."
    }
  },
  {
    "id": "cat5_perception_test_73156_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "During the time interval when the sound of paper being torn occurs, what is the person visually doing with the paper and the pen?",
    "answer": {
      "start": 10.88,
      "end": 15.98,
      "description": "The person is holding a red pen in their right hand and a piece of white lined paper in their left hand, with the paper resting on a black drum, and uses the pen to tear the paper."
    }
  },
  {
    "id": "cat5_perception_test_73156_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "During the time interval when the person is folding a piece of white lined paper on a black drum, what specific sounds are heard as they manipulate the paper?",
    "answer": {
      "start": 18.5,
      "end": 34.9,
      "description": "The distinct rustling and crinkling of paper being handled and folded can be heard."
    }
  },
  {
    "id": "cat5_llp__avvp_2026_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-1HZWgFylMQ.mp4",
    "duration": 10.0,
    "question": "During the brief moment when the man speaks at the beginning, what is shown in the scene and how does the camera move?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "The camera shows a close-up of several old books and manuals on a dark surface, including a peach-colored book titled 'BENZ & MAYBACH' and a blue and red book titled 'SHOP MANUAL', with an open book showing black and white photos of cars behind them. The camera pans slightly to the left."
    }
  },
  {
    "id": "cat5_llp__avvp_0464_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a car engine revving and accelerating is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "A red hatchback car with the number '555' on its side drives at speed through a wooded area. It approaches a dirt mound, goes airborne over it, and lands on the other side, kicking up dust and debris as it continues along a dirt path."
    }
  },
  {
    "id": "cat5_llp__avvp_0464_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a maroon hatchback with yellow and black graphics drives past the camera on a dirt road, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a car engine revving and tires crunching on a dirt road is heard as the car drives past."
    }
  },
  {
    "id": "cat5_perception_test_63427",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.943745062621275,
    "question": "During the time interval when the knocking sounds occur, what is visually happening in the scene?",
    "answer": {
      "start": 16.0,
      "end": 17.2,
      "description": "A person wearing a black hoodie with a red and white stripe on the sleeve stands at a yellow table, picks up a black object from the table, and strikes it against the table surface, creating a knocking sound."
    }
  },
  {
    "id": "cat5_perception_test_20750_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6952.mp4",
    "duration": 23.776789549081382,
    "question": "During the time interval when the sound of plastic sliding on plastic occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.2,
      "description": "A person's hands are on a white table. The person picks up two clear plastic cups and slides them across the table surface."
    }
  },
  {
    "id": "cat5_perception_test_70707_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.260444678554208,
    "question": "During the time interval when the sharp sound of paper being torn is heard, what visual action is taking place?",
    "answer": {
      "start": 1.82,
      "end": 4.15,
      "description": "A person's hands are shown tearing a piece of white paper into smaller pieces on a white surface."
    }
  },
  {
    "id": "cat5_perception_test_70707_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.260444678554208,
    "question": "During the time interval when a person's hands are tearing a piece of white paper in half on a white surface, what sounds are heard?",
    "answer": {
      "start": 1.88,
      "end": 3.52,
      "description": "A person tears a piece of paper in half, creating a sharp ripping sound."
    }
  },
  {
    "id": "cat5_perception_test_37249_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when the sound of a toy car rolling on a hard surface can be heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A hand places a small black toy car on a grey table. The car is then pushed and rolls across the table surface, moving from the center towards the right edge of the frame. In the background, there are books, a red Iron Man plush toy, a small black helicopter, and a glass with pink scissors inside."
    }
  },
  {
    "id": "cat5_perception_test_37249_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "During the time interval when a hand places a black toy car onto a stack of books on a grey table, what sounds can be heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A loud, sharp cracking sound occurs, followed by a sustained, low-frequency electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_62638_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when the crinkling of a plastic bag is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table with a plaid tablecloth. They are using both hands to open a white plastic bag that is resting on the table."
    }
  },
  {
    "id": "cat5_perception_test_62638_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when the person opens a white plastic bag on a table, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 7.0,
      "description": "The sound of a plastic bag being opened and rustled is heard."
    }
  },
  {
    "id": "cat5_perception_test_20398",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "During the time interval when the sound of glass jars sliding across a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.02,
      "end": 11.52,
      "description": "The person's hands are seen moving the two glass jars across the wooden table, causing them to slide."
    }
  },
  {
    "id": "cat5_perception_test_65921",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "During the time interval when the sound of paper rustling is heard as the DVD case is opened, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 3.12,
      "description": "A person's hands are seen opening a DVD case, revealing the disc inside."
    }
  },
  {
    "id": "cat5_llp__avvp_0561_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3F2x54nOz6g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the car horn honks loudly, what are the two women outside the brightly lit building doing visually?",
    "answer": {
      "start": 2.76,
      "end": 3.76,
      "description": "The two women are standing outside the brightly lit building and react to the car horn by jumping and moving away from the building."
    }
  },
  {
    "id": "cat5_llp__avvp_0561_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3F2x54nOz6g.mp4",
    "duration": 10.01,
    "question": "As the two women walk from the white van toward the brightly lit building at night, what sound is heard during this visual sequence?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A car horn honks loudly."
    }
  },
  {
    "id": "cat5_perception_test_37597_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a distinct thud is heard as the bottle is placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 18.32,
      "description": "The person's hand is seen placing the yellow bottle down on the book, which is lying flat on the pink patterned surface."
    }
  },
  {
    "id": "cat5_perception_test_37597_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a person is seen shaking a small, clear bottle with a black cap while wearing a dark blue sweatshirt, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A rattling sound is heard as a small, clear bottle with a black cap is shaken."
    }
  },
  {
    "id": "cat5_perception_test_73574",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2094.mp4",
    "duration": 16.464056055971554,
    "question": "During the time interval when a single clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.0,
      "end": 15.5,
      "description": "The person is sitting on a black chair, tying the shoelaces of their right sneaker. Their hands are actively working on the laces, pulling them tight."
    }
  },
  {
    "id": "cat5_perception_test_3332_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps like a touch-tone phone dialing occur, what is happening visually in the scene?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "A person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The table has various items including a plate of salad, a metal cup, a bottle, and a packet. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3332_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and transferring it to a larger metal bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A spoon clinks against a metal bowl as a person scoops and stirs a yellow substance. A series of electronic beeps, similar to a touch-tone phone dialing, are heard, followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_8322",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7946.mp4",
    "duration": 16.527233609564554,
    "question": "During the time interval when the distinct cracking sound of an egg being broken occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person is sitting at a wooden table with a carton of eggs, a carton of milk, a salt shaker, and a white bowl. The person picks up an egg, cracks it over the bowl, and lets the contents fall in."
    }
  },
  {
    "id": "cat5_perception_test_70283",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "During the time interval when the sound of fabric being unfolded and rustled is clearly audible (approximately 16.72 to 24.12 seconds), what is visually happening in the scene?",
    "answer": {
      "start": 16.72,
      "end": 24.12,
      "description": "A person's hands are shown folding and unfolding a piece of colorful, patterned fabric on a table, in front of a window sill with potted plants, while wearing a blue long-sleeved shirt."
    }
  },
  {
    "id": "cat5_llp__avvp_5286_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled along with squeaking athletic shoes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A basketball game is in progress on an indoor court. Players in yellow and white uniforms are actively playing. One player in a yellow uniform jumps to shoot the ball towards the hoop. Other players are positioned around the basket, and spectators are visible in the background. A scoreboard is visible on the wall."
    }
  },
  {
    "id": "cat5_llp__avvp_5286_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when the player in the white jersey with number 11 dunks the ball, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The sound of a basketball bouncing on a hard court is heard, followed by a loud, sharp squeak of athletic shoes on the surface, and then a collective 'ooh' from the crowd."
    }
  },
  {
    "id": "cat5_perception_test_39515",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5691.mp4",
    "duration": 34.94295462818807,
    "question": "During the time interval when a single, clear thud is heard from the lamp making contact with the hard floor, what is visually happening in the scene?",
    "answer": {
      "start": 2.02,
      "end": 2.42,
      "description": "A lime green desk lamp is dropped onto the wooden floor, landing on its base with the power cord trailing behind it."
    }
  },
  {
    "id": "cat5_perception_test_0845",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "During the time interval when the sound of a liquid being poured into a container is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.0,
      "end": 16.8,
      "description": "A person picks up a black kettle and pours its contents into a white mug."
    }
  },
  {
    "id": "cat5_perception_test_0697",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_perception_test_55858_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 18.0,
      "description": "A hand lifts a small red saucepan and pours steaming liquid into a metal mug containing a tea bag. The mug is sitting on a white table next to a box of peppermint tea, a lime, an apple, a glass cup with sugar cubes, and a fork."
    }
  },
  {
    "id": "cat5_perception_test_55858_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when a person's hand pours steaming water from a red kettle into a silver mug, what sounds are heard?",
    "answer": {
      "start": 11.0,
      "end": 18.0,
      "description": "The sound of liquid being poured is heard, accompanied by the clinking of the kettle against the mug."
    }
  },
  {
    "id": "cat5_llp__avvp_2209_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "During the time interval when loud crowd cheering is heard, what is visually happening on stage and in the audience?",
    "answer": {
      "start": 0.0,
      "end": 3.503,
      "description": "A man wearing a black jacket and a baseball cap is standing on a stage, looking down and to his right. The audience is visible in the foreground as dark silhouettes."
    }
  },
  {
    "id": "cat5_llp__avvp_5114_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "Two people in athletic wear are on a basketball court. One person is dribbling a basketball while the other stands nearby. A man with a camera on a tripod is visible in the background. The court has red and white markings and the stands are empty."
    }
  },
  {
    "id": "cat5_llp__avvp_5114_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "During the time interval when one woman in a maroon jersey dribbles a basketball and passes it to another woman on the court, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a basketball being dribbled on a hard court is heard, along with faint, indistinct human speech in the background."
    }
  },
  {
    "id": "cat5_perception_test_62642_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when the crinkling of a plastic bag is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table with a plaid tablecloth. They are using both hands to open a white plastic bag that is resting on the table."
    }
  },
  {
    "id": "cat5_perception_test_62642_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "During the time interval when a person opens a white plastic bag on a table, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 7.0,
      "description": "The sound of a plastic bag being opened and rustled is heard."
    }
  },
  {
    "id": "cat5_perception_test_68807",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "During the time interval when the sounds of multiple plastic bottles being placed into a cardboard box are heard—including soft thuds and clinks—what is visually happening in the scene?",
    "answer": {
      "start": 2.0,
      "end": 10.0,
      "description": "A person's hand places several bottles into an open cardboard box. The items include a white tube of sunscreen, a small blue bottle of hand sanitizer, a white bottle of Fixx hair product, a black spray bottle, and a larger blue bottle of hand sanitizer. The person picks up each item from the table and puts it into the box."
    }
  },
  {
    "id": "cat5_perception_test_62422",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_llp__avvp_5459_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a man saying 'Let the battle begin' followed by crowd cheering occurs, what are the two men on stage doing and how does the scene change visually?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The scene is a dimly lit stage with a spotlight on two men. One man, wearing a white t-shirt and dark pants, stands on the left. The other man, wearing a black t-shirt with yellow text on the back and a white hat, stands on the right. The man in the white t-shirt raises his arms and then turns to his left. The man in the black t-shirt turns and walks away from the spotlight. The audience is visible in the dark background."
    }
  },
  {
    "id": "cat5_llp__avvp_5459_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the two men shake hands on stage, what does the audio reveal about the speaker's announcement and the crowd's reaction?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A male speaker announces, 'Let the battle begin,' followed by loud cheering and shouting from the crowd."
    }
  },
  {
    "id": "cat5_perception_test_11818_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6181.mp4",
    "duration": 18.8286108099845,
    "question": "During the time interval when a single, sharp slapping sound is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.88,
      "end": 2.22,
      "description": "The person's hands are brought together in front of them, palms facing each other, and then quickly clap once before separating and returning to the starting position."
    }
  },
  {
    "id": "cat5_perception_test_37587_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a distinct thud is heard as the bottle is placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 18.32,
      "description": "The person's hand is seen placing the yellow bottle down on the book, which is lying flat on the pink patterned surface."
    }
  },
  {
    "id": "cat5_perception_test_37587_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a person wearing a dark blue sweatshirt shakes a small clear bottle with a black cap, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A rattling sound is heard as the bottle is shaken."
    }
  },
  {
    "id": "cat5_llp__avvp_2419_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when the sound of a basketball bouncing on a wooden court is heard, followed by a male announcer speaking excitedly and ending with a buzzer, what is the basketball player in the black jersey doing visually?",
    "answer": {
      "start": 3.02,
      "end": 8.12,
      "description": "A basketball player in a black jersey dribbles the ball down the court, drives to the basket, and scores a layup. The camera follows his movement and then zooms in on his face as he runs back on defense."
    }
  },
  {
    "id": "cat5_llp__avvp_2419_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "During the time interval when a basketball player in a black jersey is dribbling down the court while being defended by a player in a white jersey, with other players running and a scoreboard showing ATL 58, TOR 75, and 3:35 left in the 3rd quarter, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A male announcer speaks, followed by the sound of a basketball bouncing on the court and the squeaking of shoes, with a buzzer sounding at the end."
    }
  },
  {
    "id": "cat5_perception_test_8041_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 19.12,
      "end": 23.12,
      "description": "A person picks up a glass electric kettle and pours its contents into a clear glass bowl containing eggs."
    }
  },
  {
    "id": "cat5_perception_test_8041_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "During the time interval when a person wearing a striped shirt and a grey hoodie pours water from an electric kettle into a glass bowl containing an egg, what sound can be heard in the background?",
    "answer": {
      "start": 18.9,
      "end": 22.9,
      "description": "A person is singing a cappella in the background."
    }
  },
  {
    "id": "cat5_perception_test_19879_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "During the loud, sharp clatter of dishes—like a plate or bowl being set down forcefully—what is visually happening in that moment?",
    "answer": {
      "start": 18.4,
      "end": 19.4,
      "description": "A person's hands are seen placing a spoon into a bowl on a dark table. The person then moves out of the frame to the left. On the table, there is also a plate, a bottle of water, and a blue container. In the background, a banner is visible on the wall."
    }
  },
  {
    "id": "cat5_perception_test_19879_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "When a person's hand places a spoon into a white bowl on a dark table, what sound is heard at that moment?",
    "answer": {
      "start": 16.82,
      "end": 17.52,
      "description": "A spoon clinks against a bowl as it is placed inside."
    }
  },
  {
    "id": "cat5_llp__avvp_0172_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/K1nl3lRbDHg.mp4",
    "duration": 9.775011,
    "question": "During the time interval when a person's hand reaches out from the right side of the frame to pet a black dog on a grassy lawn, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A person speaks, saying, \"Good boy,\" followed by the sound of a dog panting and whining."
    }
  },
  {
    "id": "cat5_perception_test_68506_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 23.82,
      "end": 24.82,
      "description": "A person's hand is seen pushing a dark-colored door closed, which then swings shut and comes to rest against the wall."
    }
  },
  {
    "id": "cat5_perception_test_68506_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a person's hand reaches for a dark brown door handle and pulls the door closed, what sounds are heard?",
    "answer": {
      "start": 21.3,
      "end": 23.8,
      "description": "A female voice speaks, followed by the sound of a door closing."
    }
  },
  {
    "id": "cat5_perception_test_13295",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "During the time interval when the sharp, crisp tearing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.94,
      "end": 15.94,
      "description": "A person's hands are shown tearing a piece of white paper that has red drawings on it. The paper is torn in half, and the person then holds up the two pieces."
    }
  },
  {
    "id": "cat5_perception_test_9828",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6535.mp4",
    "duration": 15.833333333333334,
    "question": "During the time interval when the sound of a pen or pencil writing on paper is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person's hands are visible on a light-colored countertop. The right hand holds a grey pen and draws a circle on a white piece of paper. The left hand stabilizes the paper. The person is wearing a dark blue patterned shirt and a purple fitness tracker. In the background, there is a blue and white bowl and a metal lid."
    }
  },
  {
    "id": "cat5_llp__avvp_2573_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what sounds can be heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audience is heard clapping their hands in rhythm with the music."
    }
  },
  {
    "id": "cat5_llp__avvp_1677_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "During the time interval when the audience is applauding, what are the musicians doing visually on stage?",
    "answer": {
      "start": 6.87,
      "end": 9.97,
      "description": "The violinist stands with his bow raised, while the cellist stands up and they both turn towards the audience and bow."
    }
  },
  {
    "id": "cat5_perception_test_40712_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time interval when the sound of a book being closed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.42,
      "description": "A person's hands are seen closing a blue notebook on a wooden table, pushing it to the left side of the frame."
    }
  },
  {
    "id": "cat5_perception_test_40712_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time interval when a hand squeezes a yellow rubber duck on the table, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person speaks, followed by the sound of a plastic object being squeezed."
    }
  },
  {
    "id": "cat5_perception_test_51932",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_279.mp4",
    "duration": 18.438977524780665,
    "question": "During the time interval when the distinct clinking sound of glass or ceramic cups is heard, what visual action involving the cups is taking place?",
    "answer": {
      "start": 1.82,
      "end": 2.22,
      "description": "A person's hands pick up an orange cup from a stack of similar cups on a wooden surface and then place it back down, causing it to clink against the other cups."
    }
  },
  {
    "id": "cat5_perception_test_48110",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "During the time interval when the sound of a zipper being pulled closed is heard, what is visually happening in the scene?",
    "answer": {
      "start": 29.0,
      "end": 32.0,
      "description": "The person's hand is seen pulling the zipper of the black backpack closed."
    }
  },
  {
    "id": "cat5_llp__avvp_1962_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/E1ep57TU23A.mp4",
    "duration": 10.0,
    "question": "During the time interval when you hear a female voice say 'friend, remake of rockstar,' followed by a count-in 'One, two, three, four' and then the sound of three people clapping in unison, what are the women visually doing on screen?",
    "answer": {
      "start": 3.82,
      "end": 8.22,
      "description": "The three women are sitting on the floor. The woman in the middle raises her hands and gestures, then all three women raise their hands and clap in unison."
    }
  },
  {
    "id": "cat5_llp__avvp_1962_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/E1ep57TU23A.mp4",
    "duration": 10.0,
    "question": "During the time interval when the three women are dancing with synchronized arm and hand movements, what are they heard doing?",
    "answer": {
      "start": 4.82,
      "end": 10.0,
      "description": "The three women sing in unison, \"One, two, three, four, sometimes I scream a little louder.\""
    }
  },
  {
    "id": "cat5_perception_test_8345",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_7946.mp4",
    "duration": 16.527233609564554,
    "question": "During the time interval when the distinct cracking sound of an egg being broken occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person is sitting at a wooden table with a carton of eggs, a carton of milk, a salt shaker, and a white bowl. The person picks up an egg, cracks it over the bowl, and lets the contents fall in."
    }
  },
  {
    "id": "cat5_perception_test_0675",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_llp__avvp_5147_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when a male voice says, 'I love B-ball,' what is visually displayed on screen?",
    "answer": {
      "start": 0.0,
      "end": 2.48,
      "description": "A white circular logo with the text 'iLuv BBall .com' is displayed on a black background, framed by a film strip border."
    }
  },
  {
    "id": "cat5_llp__avvp_5147_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "During the time interval when the video shows a player in a black jersey (#13) dunking a basketball, with text overlays introducing 'iLuvBBall.com presents...' and 'CONSTRUCTION VS VAN BUREN', what type of music or sound is heard in the background?",
    "answer": {
      "start": 4.88,
      "end": 9.98,
      "description": "A dramatic, orchestral music piece with a strong, driving beat begins and plays throughout the entire interval."
    }
  },
  {
    "id": "cat5_llp__avvp_5289_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled along with squeaking athletic shoes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A basketball player in a yellow jersey jumps to shoot the ball while being defended by a player in a white jersey. Other players from both teams are positioned around the basket, spectators are visible in the background, and the scoreboard is visible on the wall."
    }
  },
  {
    "id": "cat5_llp__avvp_5289_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "During the time interval when a basketball player in a white jersey dunks the ball into the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "The sound of a basketball bouncing on a hard court is heard, followed by a loud, sharp squeak of athletic shoes on the surface, and then a collective 'ooh' from the crowd."
    }
  },
  {
    "id": "cat5_llp__avvp_4922_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a vacuum cleaner starting and running is heard, what visual actions occur involving the vacuum cleaner?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A hand presses a button on a black vacuum cleaner, causing a blue light to illuminate. The vacuum cleaner is then moved across a light-colored wooden floor."
    }
  },
  {
    "id": "cat5_llp__avvp_4922_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "At the moment when a finger presses the illuminated button on the black and silver Bosch vacuum cleaner, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A person says 'Okay'."
    }
  },
  {
    "id": "cat5_perception_test_7901_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "During the time interval when the sound of a spoon scraping against a bowl is heard, what is the person visually doing, and what objects are present on the counter?",
    "answer": {
      "start": 19.52,
      "end": 25.12,
      "description": "The person is using a spoon to mix a yellow substance, which appears to be an egg, in a small glass bowl. On the white counter, there is a carton of milk, a glass jar, a blue container, and a plate with a brown liquid."
    }
  },
  {
    "id": "cat5_perception_test_7901_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "During the time interval when a person pours a thick orange liquid from a black bottle into a clear glass bowl, what sound is heard?",
    "answer": {
      "start": 3.0,
      "end": 6.0,
      "description": "The sound of a liquid being poured into a container."
    }
  },
  {
    "id": "cat5_llp__avvp_1455_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a small engine cranking repeatedly is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.5,
      "description": "A person wearing blue and white gloves is attempting to start an orange string trimmer by pulling its starter cord. The person is standing on a gravel surface next to a wooden fence and a white lattice structure."
    }
  },
  {
    "id": "cat5_llp__avvp_1455_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is pulling the starter cord of an orange string trimmer, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.8,
      "description": "The sound of a small engine being pulled and sputtering, followed by a male voice saying, \"And she's off.\""
    }
  },
  {
    "id": "cat5_perception_test_46156_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when you hear a metallic clink followed by the sound of a metal object being opened and closed, what visual activity involving the objects on the table can be observed?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A silver-colored nail clipper is placed on the table, and its blade is opened and closed, causing the coin to move slightly."
    }
  },
  {
    "id": "cat5_perception_test_46156_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when a hand places a small gold-colored coin onto the table, what specific sound is produced as the coin lands?",
    "answer": {
      "start": 9.0,
      "end": 10.0,
      "description": "A metallic clink is heard as the coin lands on the table."
    }
  },
  {
    "id": "cat5_llp__avvp_1982_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "During the time interval when the cat stretches its front legs forward and gets up to walk toward the camera, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A cat meows continuously while a person speaks in the background."
    }
  },
  {
    "id": "cat5_perception_test_55850_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when the sound of liquid being poured into a container occurs, what is visually happening in the scene?",
    "answer": {
      "start": 10.5,
      "end": 18.0,
      "description": "A hand lifts a small red saucepan and pours steaming liquid into a metal mug containing a tea bag. The mug is sitting on a white table next to a box of peppermint tea, a lime, an apple, a glass cup with sugar cubes, and a fork."
    }
  },
  {
    "id": "cat5_perception_test_55850_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "During the time interval when a person's hand pours steaming water from a red kettle into a silver mug, what sounds are heard?",
    "answer": {
      "start": 11.0,
      "end": 18.0,
      "description": "The sound of liquid being poured is heard, accompanied by the clinking of the kettle against the mug."
    }
  },
  {
    "id": "cat5_perception_test_52963_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10517.mp4",
    "duration": 21.765221984116145,
    "question": "During the time interval when a person sneezes, what visual action occurs involving the notebook and the small round object on it?",
    "answer": {
      "start": 14.53,
      "end": 15.23,
      "description": "The person lifts the notebook, causing the small round object to roll off onto the table."
    }
  },
  {
    "id": "cat5_perception_test_52963_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10517.mp4",
    "duration": 21.765221984116145,
    "question": "During the time interval when a person lifts a black-covered book from the table and places it back down, what sounds are heard?",
    "answer": {
      "start": 15.18,
      "end": 16.92,
      "description": "A person coughs, followed by the sound of a book being opened and then closed."
    }
  },
  {
    "id": "cat5_perception_test_37627_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a distinct thud is heard as the bottle is placed on the surface, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 18.32,
      "description": "A person's hand places a small, clear bottle with a black cap, containing yellow liquid, down onto a book titled 'AM I THERE YET?' that is lying flat on a pink patterned surface."
    }
  },
  {
    "id": "cat5_perception_test_37627_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "During the time interval when a person is seen shaking a small, clear bottle with a black cap while wearing a dark blue sweatshirt, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A rattling sound is heard as a small, clear bottle with a black cap is shaken."
    }
  },
  {
    "id": "cat5_llp__avvp_0821",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what is visually happening on the court?",
    "answer": {
      "start": 0.0,
      "end": 4.1,
      "description": "A group of men in red and yellow basketball uniforms are on a court. One player in a red uniform shoots a basketball towards the hoop. Other players are standing around the court. A scoreboard is visible in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_0823",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 4.1,
      "description": "A group of men in red and yellow basketball uniforms are on a court. One player in a red uniform shoots a basketball towards the hoop. Other players are standing around the court. A scoreboard is visible in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_1828_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/D-DBnNlXTIc.mp4",
    "duration": 10.0,
    "question": "During the time interval when a small tan dog on a brown couch lifts its head to bark and then lowers it to look around, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A dog barks loudly."
    }
  },
  {
    "id": "cat5_llp__avvp_4819_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, along with a male announcer speaking and a buzzer sounding at the end, what is visually happening in the scene?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop, and the referee raises his arms to signal a successful basket."
    }
  },
  {
    "id": "cat5_llp__avvp_4819_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 3 catches the ball and shoots it towards the hoop, with the ball seen in mid-air, what is heard in the audio?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "A male announcer says, \"top of the key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_llp__avvp_2421_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "During the short 'boing' sound effect, what visual elements are present on screen, and which character is highlighted?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A cartoon character with a yellow, round head and a blue outfit stands on a wooden floor next to a stone wall. Another yellow, round-headed character is partially visible on the right. A green circle highlights the second character. A game interface is overlaid on the screen, showing a score of '100' and a list of penalties including 'Not facing the camera' and 'Not centered'."
    }
  },
  {
    "id": "cat5_llp__avvp_2421_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "When the green circle highlights the yellow blocky character on the right side of the screen, what does the audio contain?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A female voice says \"Okay\"."
    }
  },
  {
    "id": "cat5_perception_test_61400_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when a bowl is placed on a hard surface followed by a high-pitched electronic beep, what is the person doing with the bowls on the table?",
    "answer": {
      "start": 16.78,
      "end": 21.98,
      "description": "The person's hands are seen moving the three upside-down bowls around on the white table surface."
    }
  },
  {
    "id": "cat5_perception_test_61400_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "During the time interval when the person lifts the back right bowl and reveals a small orange and white object underneath, what sound is heard?",
    "answer": {
      "start": 1.48,
      "end": 2.48,
      "description": "A single, clear, high-pitched electronic beep is heard."
    }
  },
  {
    "id": "cat5_llp__avvp_6104",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "During the time interval when a rooster crows loudly, what visual actions does the rooster perform?",
    "answer": {
      "start": 4.24,
      "end": 9.24,
      "description": "A white rooster stands on a blue surface, repeatedly bobbing its head up and down and tilting it to the side while its red comb vibrates with each movement."
    }
  },
  {
    "id": "cat5_perception_test_28974",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2685.mp4",
    "duration": 31.887045018086198,
    "question": "During the time interval when the sharp clicking sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 16.0,
      "end": 16.24,
      "description": "A person wearing a black long-sleeved shirt is holding a white and blue hairdryer with both hands and appears to be turning it on."
    }
  },
  {
    "id": "cat5_llp__avvp_0683_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a player in a red uniform shoots a basketball and the ball goes through the net, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "The sound of a basketball bouncing on the court is heard, followed by the swishing sound of the ball going through the net. A crowd of people can be heard cheering and shouting."
    }
  },
  {
    "id": "cat5_llp__avvp_4731_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2U6WeaRLEds.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a blender running is heard, what is the man in the black hoodie doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A man in a black hoodie is holding a blender jar filled with a light-colored liquid. He is looking at the camera and talking."
    }
  },
  {
    "id": "cat5_perception_test_66194_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "During the time interval when a crumpling sound is heard, what is visually happening in the scene?",
    "answer": {
      "start": 10.11,
      "end": 11.11,
      "description": "A person wearing a red t-shirt places a book into a black Super Mario backpack. The backpack is on a table next to a pink handbag and a glass. The person then closes the backpack."
    }
  },
  {
    "id": "cat5_perception_test_66194_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "During the time interval when the person picks up the backpack and uses both hands to zip it closed, what sound is heard?",
    "answer": {
      "start": 19.1,
      "end": 24.1,
      "description": "The distinct, high-pitched sound of a zipper being pulled closed is heard as the person zips the backpack."
    }
  },
  {
    "id": "cat5_llp__avvp_1696_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a violin playing a melody is heard, what is visually happening in the scene?",
    "answer": {
      "start": 4.62,
      "end": 9.62,
      "description": "A woman with short brown hair, wearing a maroon top, is holding a violin and bow. She is looking down at the instrument and moving the bow across the strings."
    }
  },
  {
    "id": "cat5_llp__avvp_1696_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair, wearing a maroon top, is playing a violin while looking down at the instrument, what sound can be heard?",
    "answer": {
      "start": 4.4,
      "end": 9.1,
      "description": "A violin is being played, producing a melody."
    }
  },
  {
    "id": "cat5_perception_test_28265_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "During the time interval when a hand inserts a black plug into a white electrical socket, what sound is heard?",
    "answer": {
      "start": 16.51,
      "end": 18.51,
      "description": "A click sound is heard as the plug is inserted into the socket."
    }
  },
  {
    "id": "cat5_perception_test_40823_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4421.mp4",
    "duration": 22.93511142218847,
    "question": "During the time interval when you hear the distinct sound of a cardboard box being closed and its flaps being pressed shut, what is visually happening in the scene?",
    "answer": {
      "start": 17.82,
      "end": 20.32,
      "description": "The person's hands are seen pressing down on the top flaps of the orange cardboard box, closing it."
    }
  },
  {
    "id": "cat5_perception_test_40823_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4421.mp4",
    "duration": 22.93511142218847,
    "question": "During the time interval when you see the person using both hands to fold and press down the flaps of the orange 'IAMS Delights' cardboard box, what specific sound is heard?",
    "answer": {
      "start": 18.3,
      "end": 20.3,
      "description": "A sharp, cracking sound occurs as the person closes the cardboard box."
    }
  },
  {
    "id": "cat5_perception_test_56547_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when the clattering of dishes is heard, what is visually happening in the scene?",
    "answer": {
      "start": 2.01,
      "end": 5.132,
      "description": "A person's hands are seen opening a green can on a kitchen counter. The counter has various items including a pink thermos, a red mug, a clear container with a red lid, a pink lunchbox, and a white plate with sliced tomatoes and a fork."
    }
  },
  {
    "id": "cat5_perception_test_56547_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3526.mp4",
    "duration": 32.49200067678253,
    "question": "During the time interval when a person's hands pick up a large yellow plastic bottle and lift it out of the frame, what sounds are heard?",
    "answer": {
      "start": 27.0,
      "end": 29.0,
      "description": "A loud, sharp cracking sound, followed by thuds and scraping noises as objects are moved, is heard while a person's hands pick up a large yellow plastic bottle and lift it out of the frame."
    }
  },
  {
    "id": "cat5_perception_test_62411",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person wearing a yellow shirt is sitting at a table covered with a red, yellow, and white plaid tablecloth. On the table are several pieces of clothing, including a floral dress and a maroon sweater. The person's hands enter the frame and pick up the floral dress, causing it to rustle."
    }
  },
  {
    "id": "cat5_perception_test_39412",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 14.34,
      "end": 15.64,
      "description": "The man is standing in the doorway, and the door swings shut behind him."
    }
  },
  {
    "id": "cat5_llp__avvp_3496_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sizzling sound of food frying in hot oil is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A top-down view of a silver metal pan on a stove. Inside the pan, there is a bubbling, golden liquid with small, light-colored pieces being stirred with a metal spoon. The liquid is actively sizzling."
    }
  },
  {
    "id": "cat5_llp__avvp_3496_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "During the time interval when chopped cashews and raisins are being stirred in a silver-colored metal pan on a stovetop, what sound is heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A continuous sizzling sound, characteristic of food being cooked in oil."
    }
  },
  {
    "id": "cat5_llp__avvp_1475_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "During the time interval when rhythmic clapping from multiple people is heard, what are the musicians doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.5,
      "description": "A group of musicians are gathered in a room with white tiled walls. One man in the center holds an acoustic guitar and a harp, while another man to his left plays a violin. A third man stands behind them. People are walking in the background. The musicians are clapping their hands in rhythm."
    }
  },
  {
    "id": "cat5_llp__avvp_1475_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "As the man in the dark jacket walks from right to left in front of the musicians, what sound can be heard?",
    "answer": {
      "start": 0.0,
      "end": 3.5,
      "description": "The sound of rhythmic clapping, as if from a small audience, is heard while a man in a dark jacket walks from right to left in front of musicians who are standing in a room with white tiled walls."
    }
  },
  {
    "id": "cat5_perception_test_39855_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "During the time interval when a door closes with a solid thud, what is visually happening in the scene?",
    "answer": {
      "start": 29.94,
      "end": 30.34,
      "description": "A person wearing black pants and sandals stands in a room with a tiled floor. To their left is a black metal chair with a patterned cushion. A white door is partially open, and the person's legs are positioned as if they have just closed it."
    }
  },
  {
    "id": "cat5_perception_test_39855_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "During the time interval when a crumpled white paper bag is thrown onto the tiled floor by a hand entering from the right, what sounds are heard?",
    "answer": {
      "start": 11.8,
      "end": 13.2,
      "description": "A crumpling sound is heard as the paper bag is thrown, followed by a soft thud as it lands on the floor."
    }
  },
  {
    "id": "cat5_llp__avvp_3746_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3nW0Dj2dOFo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a person's hands are seen applying red ink to a wing of a small bird cutout using a sponge, what sounds can be heard?",
    "answer": {
      "start": 2.0,
      "end": 6.0,
      "description": "A person speaks, followed by the sound of a sponge being rubbed on a surface."
    }
  },
  {
    "id": "cat5_perception_test_40728_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time when the sound of a book being closed occurs, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 2.42,
      "description": "A person's hands are seen closing a blue notebook on a wooden table, pushing it to the left side of the frame."
    }
  },
  {
    "id": "cat5_perception_test_40728_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "During the time when a hand squeezes a yellow rubber duck on the table, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person speaks, followed by the sound of a plastic object being squeezed."
    }
  },
  {
    "id": "cat5_perception_test_0657",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "During the time interval when the sound of a liquid being poured into a glass occurs, what is visually happening in the scene?",
    "answer": {
      "start": 9.82,
      "end": 12.22,
      "description": "A person is seen pouring a liquid from a black pot into a clear glass that already contains a tea bag."
    }
  },
  {
    "id": "cat5_perception_test_13274",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "During the time interval when a sharp, crisp tearing sound is heard as the paper is ripped, what is visually happening in the scene?",
    "answer": {
      "start": 14.94,
      "end": 15.94,
      "description": "The person's hands are shown holding the paper with the red drawings, and then they proceed to tear the paper in half."
    }
  },
  {
    "id": "cat5_llp__avvp_2208_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "During the time interval when loud crowd cheering is heard, what is visually happening on stage and in the audience?",
    "answer": {
      "start": 0.0,
      "end": 3.503,
      "description": "A man wearing a black jacket and a baseball cap is standing on a stage, looking down and to his right. The audience is visible in the foreground as dark silhouettes."
    }
  },
  {
    "id": "cat5_llp__avvp_2760_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when a loud crashing sound, like a vehicle collision, is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.5,
      "description": "A close-up, shaky shot of a person in a red jacket and blue helmet, possibly on a motorcycle, with a red and white object, like a flag or banner, in the foreground. The scene is chaotic and blurry."
    }
  },
  {
    "id": "cat5_llp__avvp_2760_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "During the time interval when a person is riding a small red mobility scooter across a street at an intersection, passing in front of a red brick building and a traffic light, what audio is heard?",
    "answer": {
      "start": 1.0,
      "end": 4.0,
      "description": "A male voice speaks over upbeat, rhythmic music."
    }
  },
  {
    "id": "cat5_perception_test_62429",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "During the time interval when the sound of fabric rustling occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person's hands are visible on the left side of the frame, reaching towards a pile of clothes on a checkered tablecloth. The person's hands are moving and interacting with the clothes, specifically a floral patterned garment, causing it to shift and rustle."
    }
  },
  {
    "id": "cat5_perception_test_19862_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "During the loud, sharp clatter of dishes around 18.4 seconds, when a plate or bowl is set down forcefully, what is visually happening in the scene?",
    "answer": {
      "start": 18.4,
      "end": 19.4,
      "description": "A person's hands are seen placing a spoon into a bowl on a dark table. The person then moves out of the frame to the left. On the table, there is also a plate, a bottle of water, and a blue container. In the background, a banner is visible on the wall."
    }
  },
  {
    "id": "cat5_perception_test_19862_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9669.mp4",
    "duration": 24.964999605551416,
    "question": "When the person's hand places a spoon into a white bowl on the dark table between 16.82 and 17.52 seconds, what sound is heard at that moment?",
    "answer": {
      "start": 16.82,
      "end": 17.52,
      "description": "A metallic clink is heard as the spoon is placed into the bowl."
    }
  },
  {
    "id": "cat5_perception_test_6832",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8867.mp4",
    "duration": 14.580344539985996,
    "question": "During the time interval when the sound of plate clattering occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A person's hands are placing two round pieces of bread onto a white plate on a wooden table. In the background, there is a small white cup containing a peach and an orange, and a piece of lettuce with a red tomato slice on it."
    }
  },
  {
    "id": "cat5_perception_test_25971_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the sound of a light bulb being screwed into a socket occurs, what is the man in the red plaid shirt doing in the laboratory?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "The man in the red plaid shirt is standing at a black countertop in the laboratory, reaching up with his right hand to turn a switch on a white electrical panel."
    }
  },
  {
    "id": "cat5_perception_test_25971_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the man in the red plaid shirt places a pencil back into the clear plastic cup, what sound is produced?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A metallic clinking sound is heard as the pencil is placed back into the cup."
    }
  },
  {
    "id": "cat5_perception_test_4797",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "During the time interval when the sound of a plastic cap being twisted and tightened onto a bottle is heard, what is visually happening in the scene?",
    "answer": {
      "start": 15.52,
      "end": 20.52,
      "description": "The man's hands are shown twisting a green cap onto the neck of the yellow bottle."
    }
  },
  {
    "id": "cat5_perception_test_44987_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10353.mp4",
    "duration": 18.8099115932113,
    "question": "During the time when you hear a container lid being opened followed by the clattering of dishes, what is the person visually doing at the table?",
    "answer": {
      "start": 8.01,
      "end": 12.438,
      "description": "The person opens a jar of chocolate spread and then picks up a white and red patterned cup, placing it on the table."
    }
  },
  {
    "id": "cat5_perception_test_44987_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10353.mp4",
    "duration": 18.8099115932113,
    "question": "While watching the person's hands tear open the top of a blue and white milk carton, what sound is heard at that moment?",
    "answer": {
      "start": 11.84,
      "end": 14.14,
      "description": "The sound of a person's hands tearing open the top of a blue and white milk carton is heard."
    }
  },
  {
    "id": "cat5_perception_test_3396_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "During the time when the electronic beeps similar to a touch-tone phone dialing occur, what is happening visually in the scene?",
    "answer": {
      "start": 19.58,
      "end": 20.58,
      "description": "A person's hands are shown mixing ingredients in a small metal bowl on a table covered with a blue cloth. The table has various items including a plate of salad, a metal cup, a bottle, and a packet. The person is using a spoon to mix the contents of the bowl."
    }
  },
  {
    "id": "cat5_perception_test_3396_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "While the person is using a spoon to scoop a yellow substance from a small metal pot and stirring it into a larger metal bowl, what sounds are heard?",
    "answer": {
      "start": 16.7,
      "end": 20.7,
      "description": "A series of electronic beeps, similar to a touch-tone phone dialing, are heard. This is followed by a loud, sustained electronic buzz."
    }
  },
  {
    "id": "cat5_perception_test_3007",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2616.mp4",
    "duration": 34.95587674575801,
    "question": "During the time interval when the sound of glass clinking is heard, followed by a bottle being shaken, what is the person visually doing at the table?",
    "answer": {
      "start": 15.82,
      "end": 21.02,
      "description": "The person picks up the bottle of olive oil from the table and shakes it."
    }
  },
  {
    "id": "cat5_llp__avvp_4733_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2U6WeaRLEds.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a blender running is heard at the beginning, what is the man in the black hoodie doing visually?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "A man in a black hoodie is holding a blender jar filled with a light-colored liquid. He is looking at the camera and talking."
    }
  },
  {
    "id": "cat5_llp__avvp_4314_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the loud roar of a monster truck engine is heard as it accelerates and performs a jump, what is visually happening on the television screen?",
    "answer": {
      "start": 0.0,
      "end": 3.8,
      "description": "On a television screen, a blue monster truck is driving on a dirt track in the foreground, while a green monster truck is airborne in the background, having launched off a ramp and performing a jump over the blue truck. The green truck has a skull design and the words 'Drive 'Em' on its front, visible during the jump."
    }
  },
  {
    "id": "cat5_llp__avvp_4314_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "During the time interval when the green monster truck with a skull design is seen jumping over the blue monster truck on a dirt track, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 4.0,
      "description": "The sound of a large engine revving and the roar of tires on dirt are prominent, accompanied by a male announcer excitedly saying, 'Monster truck!'"
    }
  },
  {
    "id": "cat5_perception_test_46170_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when the metallic clink is heard followed by the sound of a metal object being opened and closed, what visual activity involving the objects on the table can be observed?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A silver-colored nail clipper is placed on the table, and its blade is opened and closed, causing the coin to move slightly."
    }
  },
  {
    "id": "cat5_perception_test_46170_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "At the moment when a hand places a gold-colored coin onto the tablecloth, what distinct sound is heard as the coin lands?",
    "answer": {
      "start": 9.0,
      "end": 10.0,
      "description": "A metallic clinking sound is heard as the coin lands on the tablecloth."
    }
  },
  {
    "id": "cat5_perception_test_67980",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2040.mp4",
    "duration": 25.42814379745548,
    "question": "During the time interval when a single clap is heard, what is visually happening in the scene?",
    "answer": {
      "start": 24.01,
      "end": 24.21,
      "description": "A person's hand places a white tablet on a wooden table. The table has a book, a grey shirt, a white bra, a small Buddha statue, and a tray with toiletries."
    }
  },
  {
    "id": "cat5_llp__avvp_4621_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is laughing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "A person's hand is seen touching the front bumper of a gold-colored car. The camera then moves to show the front tire, which has a black tire cover with white text on it."
    }
  },
  {
    "id": "cat5_llp__avvp_4621_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a hand is touching and moving along the black front bumper of a silver car, revealing a 'KEEP OUT' sticker, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person laughs, followed by a cat meowing."
    }
  },
  {
    "id": "cat5_llp__avvp_0820",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, what is visually happening on the court?",
    "answer": {
      "start": 0.0,
      "end": 4.1,
      "description": "A group of men in red and yellow basketball uniforms are on a court. One player in a red uniform shoots a basketball towards the hoop. Other players are standing around the court. A scoreboard is visible in the background."
    }
  },
  {
    "id": "cat5_perception_test_65960",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9233.mp4",
    "duration": 13.857789332422854,
    "question": "During the time interval when the rustling of paper is heard, what is the person visually doing with the book?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "The person picks up a book from the table and places it into a black bag."
    }
  },
  {
    "id": "cat5_llp__avvp_4884_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/DgElEEFPRaE.mp4",
    "duration": 10.01,
    "question": "During the time interval when the loud, high-pitched whirring of a blender motor is heard, what is visually happening with the blender and its surroundings?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A green blender is on a wooden counter against a yellow wall. The blender is turned on and is actively blending a white liquid. A hand reaches into the frame and presses a button on the blender's control panel."
    }
  },
  {
    "id": "cat5_llp__avvp_4884_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/DgElEEFPRaE.mp4",
    "duration": 10.01,
    "question": "During the time interval when a person's finger presses a button on the control panel of the green blender, what sound is heard and how does it change?",
    "answer": {
      "start": 2.2,
      "end": 3.2,
      "description": "The loud, high-pitched whirring of a blender motor is heard, which then stops abruptly."
    }
  },
  {
    "id": "cat5_perception_test_31765",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8345.mp4",
    "duration": 17.676611546843205,
    "question": "During the time interval when the thud sound occurs as the book is placed on the table, what is visually happening in the scene?",
    "answer": {
      "start": 11.23,
      "end": 11.63,
      "description": "A person's hand places a book with a colorful cover onto a small, oval, red table. The table already holds a blue water jug, a glass, a small cup, a red apple, and two pens. The person is sitting on a chair covered with a green and white patterned cloth."
    }
  },
  {
    "id": "cat5_perception_test_46140_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when the metallic clink is heard followed by the sound of a metal object being opened and closed, what visual activity involving the objects on the table can be observed?",
    "answer": {
      "start": 9.0,
      "end": 14.0,
      "description": "A silver-colored nail clipper is placed on the table, and its blade is opened and closed, causing the coin to move slightly."
    }
  },
  {
    "id": "cat5_perception_test_46140_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "During the time interval when a hand places a small, round, gold-colored coin onto the floral-patterned tablecloth, what sound is produced as the coin lands?",
    "answer": {
      "start": 9.0,
      "end": 10.0,
      "description": "A metallic clinking sound is heard as the coin lands on the tablecloth."
    }
  },
  {
    "id": "cat5_perception_test_22283_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2042.mp4",
    "duration": 21.73774453608788,
    "question": "During the time interval when the sound of liquid being poured into a glass is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 13.0,
      "description": "A person's hands are seen pouring water from a plastic bottle into three small glasses on a dark dining table. The person fills each glass sequentially. The setting is a dining area with chairs, a window with curtains, and a framed picture on the wall."
    }
  },
  {
    "id": "cat5_perception_test_42432",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2242.mp4",
    "duration": 16.8,
    "question": "During the time interval when a person's hand spins a clear plastic water bottle on a wooden table and it eventually comes to a stop, what does the audio reveal about the bottle's motion?",
    "answer": {
      "start": 2.52,
      "end": 10.52,
      "description": "A person's hand spins a clear plastic water bottle on a wooden table, and the audio captures the distinct sound of the bottle rolling and spinning across the hard surface before it gradually slows down and comes to a stop."
    }
  },
  {
    "id": "cat5_perception_test_9835",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6535.mp4",
    "duration": 15.833333333333334,
    "question": "During the time interval when the sound of writing with a pen is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 5.0,
      "description": "A person's hands are visible on a light-colored countertop. The person is wearing a dark blue patterned shirt and a purple fitness tracker. They are using a grey pen to draw a circle on a white piece of paper. In the background, there is a blue and white bowl and a metal lid."
    }
  },
  {
    "id": "cat5_perception_test_54879",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6652.mp4",
    "duration": 35.03419979754901,
    "question": "During the brief burp sound between 22.71 and 23.08 seconds, what is the person visually doing and what objects or surroundings are visible?",
    "answer": {
      "start": 22.71,
      "end": 23.08,
      "description": "A person wearing a white tank top with red straps is sitting at a table and holding a colorful box with a circus theme, featuring a moon, stars, a tiger, and a carousel. The person's hands are resting on top of the box. In the background, a kitchen is visible with a refrigerator, a window with curtains, and a chair."
    }
  },
  {
    "id": "cat5_llp__avvp_3755_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "During the time interval when a man is speaking in Tamil, what is visually happening on stage?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A man in a white traditional outfit stands on a stage, holding a microphone and speaking. To his left, three women in white sarees are seated, and another woman in a white saree stands in the center. The stage has a purple and blue gradient background. The audience is visible as silhouettes in the foreground."
    }
  },
  {
    "id": "cat5_perception_test_39375",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "During the time interval when the scraping sound of a chair being moved across a hard floor is heard, what is the person doing visually?",
    "answer": {
      "start": 11.82,
      "end": 17.02,
      "description": "The person is seen moving a black chair with silver legs across a tiled floor, placing a red and black plaid shirt on the seat of the chair, and then stepping back and walking out of the frame to the right."
    }
  },
  {
    "id": "cat5_llp__avvp_1681_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of audience applause occurs, what are the musicians doing visually on stage?",
    "answer": {
      "start": 6.87,
      "end": 9.97,
      "description": "The violinist and cellist are standing on stage, bowing to the audience. The violinist is holding his violin and bow, while the cellist is holding his cello and bow."
    }
  },
  {
    "id": "cat5_llp__avvp_3467_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "During the time interval when the loud, classic rotary telephone ringing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 4.89,
      "end": 7.13,
      "description": "The scene shows a static hand-drawn cartoon of a man with a rotary telephone for a head, sitting at a desk and holding a mug. A police officer stands behind him, smiling, with a speech bubble that says 'you rang?' and a heart symbol. The drawing is in black and purple ink with red accents on the mug and the officer's cheeks."
    }
  },
  {
    "id": "cat5_llp__avvp_2571_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "During the time interval when the audience is seen clapping their hands in rhythm with the music, what sounds are heard in the audio?",
    "answer": {
      "start": 4.1,
      "end": 10.0,
      "description": "The audience is heard clapping along to the rhythm of the music, with no distinct shout audible in the audio during the interval."
    }
  },
  {
    "id": "cat5_perception_test_57186_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "During the time interval when the clanking sound of a metal spoon mixing in a bowl followed by the spoon being placed on the table occurs, what is visually happening in the scene?",
    "answer": {
      "start": 25.22,
      "end": 27.22,
      "description": "The person's hands are seen mixing the salad in the white bowl with the metal spoon. After mixing, the spoon is placed back down on the yellow table."
    }
  },
  {
    "id": "cat5_perception_test_57186_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "During the time interval when the person pours liquid from a dark brown glass bottle into a white bowl, what sounds are heard?",
    "answer": {
      "start": 16.8,
      "end": 19.4,
      "description": "The sound of liquid being poured is heard, preceded and followed by clinking sounds."
    }
  },
  {
    "id": "cat5_perception_test_65860",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "During the time interval when the sound of paper rustling is heard as the DVD case is opened, what is visually happening in the scene?",
    "answer": {
      "start": 1.82,
      "end": 3.12,
      "description": "A person's hands are seen opening a DVD case, revealing the disc inside."
    }
  },
  {
    "id": "cat5_perception_test_25965_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the sound of a light bulb being screwed into a socket occurs, what is the man in the red plaid shirt doing in the laboratory?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "The man in the red plaid shirt is standing at a black countertop in the laboratory, reaching up with his right hand to turn a switch on a white electrical panel."
    }
  },
  {
    "id": "cat5_perception_test_25965_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the man places the pencil back into the plastic cup, what sound is produced?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A metallic clinking sound is heard as the pencil is placed back into the cup."
    }
  },
  {
    "id": "cat5_llp__avvp_4620_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person is laughing, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 1.8,
      "description": "A person's hand is seen touching the front bumper of a gold-colored car. The camera then moves to show the front tire, which has a black tire cover with white text on it."
    }
  },
  {
    "id": "cat5_llp__avvp_4620_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a person's hand is touching and moving along the black front bumper of a silver car, revealing a 'KEEP OUT' sticker, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person laughs, followed by a cat meowing."
    }
  },
  {
    "id": "cat5_perception_test_13291",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "During the time interval when the sharp, crisp tearing sound occurs, what is visually happening in the scene?",
    "answer": {
      "start": 14.94,
      "end": 15.94,
      "description": "A person's hands are shown tearing a piece of white paper that has red drawings on it. The paper is torn in half, and the person then holds up the two pieces."
    }
  },
  {
    "id": "cat5_perception_test_60548",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "During the time interval when the sound of a zipper opening occurs, what is visually happening in the scene?",
    "answer": {
      "start": 15.52,
      "end": 16.52,
      "description": "The person's hand is seen pulling the zipper of the pink backpack open, revealing the red wallet inside."
    }
  },
  {
    "id": "cat5_perception_test_20400",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "During the time interval when the sound of glass jars sliding across a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.02,
      "end": 11.52,
      "description": "The person's hands are seen moving the two glass jars across the wooden table, causing them to slide."
    }
  },
  {
    "id": "cat5_perception_test_11255",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_2492.mp4",
    "duration": 35.05722194118485,
    "question": "During the time interval when the person picks up a black marker, writes the word 'happy' on a white piece of paper, and then sets the marker down, what specific sound can be heard?",
    "answer": {
      "start": 2.72,
      "end": 12.22,
      "description": "The sound of a marker writing on paper is heard as the person writes the word 'happy'."
    }
  },
  {
    "id": "cat5_perception_test_50338",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "During the time interval when the sharp click sound occurs, indicating a small plastic object being placed on a hard surface, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.5,
      "description": "A person's arm and hand enter the frame from the left, holding a small red and green object, which is placed on a white table."
    }
  },
  {
    "id": "cat5_perception_test_25936_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when you hear a light bulb being screwed into a socket, what is visually happening in the scene?",
    "answer": {
      "start": 16.12,
      "end": 17.12,
      "description": "A man in a red plaid shirt stands at a black countertop in a laboratory. He reaches up with his right hand and turns a switch on a white electrical panel. On the counter are a potted plant, a notebook, a knife, a plastic cup, and a white desk lamp."
    }
  },
  {
    "id": "cat5_perception_test_25936_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "During the time interval when the man picks up a pencil from the cup and places it back, what sound is heard?",
    "answer": {
      "start": 18.0,
      "end": 19.0,
      "description": "A metallic clinking sound is heard, followed by a brief rattling noise."
    }
  },
  {
    "id": "cat5_llp__avvp_2604_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "During the time interval when the sound of a basketball being dribbled is followed by a loud crash of a chair falling over, what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 2.0,
      "description": "A person in a black shirt and shorts is dribbling a basketball on a wooden gym floor. They run forward and attempt to dribble the ball between two chairs. As they do, the chair on the left tips over and falls to the floor. The person stumbles forward and falls to the ground, landing on their hands and knees."
    }
  },
  {
    "id": "cat5_llp__avvp_2604_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "During the time interval when a man trips over a chair while dribbling a basketball and falls to the floor, what sounds are heard?",
    "answer": {
      "start": 1.5,
      "end": 3.5,
      "description": "The sound of a basketball being dribbled is heard, followed by a thud as the man falls and the chair tips over."
    }
  },
  {
    "id": "cat5_llp__avvp_6314",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2dih3AAlObo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a single sharp thud of a ball being kicked is heard, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 0.2,
      "description": "A man in a dark shirt and blue shorts is in mid-air, jumping over a yellow cone on the gym floor. A goalkeeper in a green shirt is visible in the background near a goal."
    }
  },
  {
    "id": "cat5_llp__avvp_3747_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/3nW0Dj2dOFo.mp4",
    "duration": 10.01,
    "question": "During the time interval when a person's hands are seen applying red ink to a wing of a small bird cutout using a sponge, what sounds are heard?",
    "answer": {
      "start": 2.0,
      "end": 6.0,
      "description": "A person speaks, followed by the sound of a sponge being used to apply ink."
    }
  },
  {
    "id": "cat5_perception_test_68482_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a door closes with a thud, what is visually happening in the scene?",
    "answer": {
      "start": 23.82,
      "end": 24.82,
      "description": "A person's hand is seen pushing a dark-colored door closed, which then swings shut and comes to rest against the wall."
    }
  },
  {
    "id": "cat5_perception_test_68482_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "During the time interval when a person's hand reaches for a dark brown door handle and pulls the door closed, what sounds are heard?",
    "answer": {
      "start": 21.3,
      "end": 23.8,
      "description": "A female voice speaks, followed by the sound of a door closing."
    }
  },
  {
    "id": "cat5_llp__avvp_4818_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball bouncing on a hard surface is heard, along with a male announcer speaking and a buzzer sounding at the end, what is visually happening in the scene?",
    "answer": {
      "start": 5.0,
      "end": 10.0,
      "description": "A player in a white jersey with the number 3 on his back receives a pass, jumps, and shoots the ball. The ball goes through the hoop, and the referee raises his arms to signal a successful basket."
    }
  },
  {
    "id": "cat5_llp__avvp_4818_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 3 catches the ball and shoots it towards the hoop, with the ball in mid-air, what is heard in the audio?",
    "answer": {
      "start": 5.82,
      "end": 7.32,
      "description": "A male announcer says, \"top of the key catch, going against Ward. Passes for Cambro, takes a three, makes a three.\""
    }
  },
  {
    "id": "cat5_perception_test_70688_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "During the time interval when the sound of paper being ripped is heard, what is the person doing visually and what objects are present on the table?",
    "answer": {
      "start": 13.14,
      "end": 14.54,
      "description": "The person is tearing a large green leaf into smaller pieces on the table. The table holds a black sneaker, a brown high-heeled shoe, and a white colander on top of the shoe."
    }
  },
  {
    "id": "cat5_perception_test_70688_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "While the person is tearing a large green leaf into smaller pieces at the wooden table, what sound is heard?",
    "answer": {
      "start": 9.0,
      "end": 16.0,
      "description": "The sound of paper or a leaf being torn is heard."
    }
  },
  {
    "id": "cat5_perception_test_47443_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the crisp rustling and crinkling of paper money being handled and counted is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.5,
      "end": 16.7,
      "description": "A person's hands are shown on a glass table, opening a red wallet. They take out a stack of British banknotes and begin to count them by flipping through the bills."
    }
  },
  {
    "id": "cat5_perception_test_47443_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "During the time when the person places a stack of British banknotes into an open red wallet and closes it, what sound is heard?",
    "answer": {
      "start": 12.8,
      "end": 16.0,
      "description": "A crinkling sound, like paper or a plastic bag being handled, is heard during the time when the person places a stack of British banknotes into an open red wallet and closes it."
    }
  },
  {
    "id": "cat5_perception_test_17512_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_807.mp4",
    "duration": 25.128555678677916,
    "question": "During the time interval when the distinct clinking sound of a ceramic cup being placed on a hard surface occurs, what is visually happening in the scene?",
    "answer": {
      "start": 16.88,
      "end": 17.28,
      "description": "The woman's right hand is seen placing the white ceramic cup, which was previously held, back down onto the wooden table. The cup is positioned upside down, next to the other two cups that are already on the table."
    }
  },
  {
    "id": "cat5_perception_test_17512_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_807.mp4",
    "duration": 25.128555678677916,
    "question": "During the time interval when the person wearing a yellow shirt lifts a white cup from the wooden table and places it back down, what sound is heard?",
    "answer": {
      "start": 16.1,
      "end": 17.1,
      "description": "A distinct clinking sound is heard as the cup is lifted and placed back down."
    }
  },
  {
    "id": "cat5_llp__avvp_3958_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "During the time interval when a child is laughing and an adult female is speaking in the background, what is visually happening in the scene?",
    "answer": {
      "start": 7.34,
      "end": 9.98,
      "description": "The child in the Spiderman costume is sitting on a green chair, laughing and holding a brown object. The adult in the purple shirt and camouflage shorts is standing to the right of the child, next to a potted plant with a wooden fence in the background."
    }
  },
  {
    "id": "cat5_perception_test_20415",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "During the time interval when the sound of glass jars sliding across a hard surface is heard, what is visually happening in the scene?",
    "answer": {
      "start": 9.02,
      "end": 11.52,
      "description": "The person's hands are seen moving the two glass jars across the wooden table, causing them to slide."
    }
  },
  {
    "id": "cat5_perception_test_2635",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "During the time interval when the sound of hand clapping occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A person's hands are shown clapping together over a table set with various salad ingredients, including plates of sliced tomatoes, cucumbers, and shredded carrots, as well as a bowl of lettuce and a bottle of oil."
    }
  },
  {
    "id": "cat5_perception_test_70278",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "During the time interval when the sound of fabric being unfolded and rustled is clearly audible (approximately 16.72 to 24.12 seconds), what is visually happening in the scene?",
    "answer": {
      "start": 16.72,
      "end": 24.12,
      "description": "A person's hands unfold and rustle a piece of colorful, patterned fabric on a table, with potted plants visible on a window sill in the background."
    }
  },
  {
    "id": "cat5_llp__avvp_5846_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a basketball being dribbled followed by a buzzer occurs, what is visually happening in the scene?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A basketball player in a white jersey shoots the ball, which travels through the air and goes through the hoop. The player then runs back down the court."
    }
  },
  {
    "id": "cat5_llp__avvp_5846_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "During the time interval when a basketball player in a white jersey with the number 22 shoots a basketball and the ball goes through the hoop, what sounds are heard?",
    "answer": {
      "start": 0.0,
      "end": 2.0,
      "description": "A male announcer speaks, saying, 'Blake helps the Pistons with the long...'. The sound of a basketball bouncing and the swish of the net as the ball goes through the hoop are also audible."
    }
  },
  {
    "id": "cat5_perception_test_50336",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "During the time interval when the sharp click sound occurs (consistent with a small plastic object being placed on a hard surface), what is visually happening in the scene?",
    "answer": {
      "start": 1.0,
      "end": 1.5,
      "description": "A person's arm and hand enter the frame from the left, holding a small red and green object. The hand moves towards the center of the frame and places the object on a white table. In the background, there is a white door with a pink 'Barbie' logo and a cartoon sticker. To the right, a small potted cactus sits on the table."
    }
  },
  {
    "id": "cat5_llp__avvp_1699_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when the sound of a violin playing a melody is heard, what is visually happening in the scene?",
    "answer": {
      "start": 4.62,
      "end": 9.62,
      "description": "A woman with short brown hair, wearing a maroon top, is holding a violin and bow. She is looking down at the instrument and moving the bow across the strings."
    }
  },
  {
    "id": "cat5_llp__avvp_1699_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "During the time interval when a woman with short brown hair, wearing a maroon top, is playing a violin while looking down at the instrument, what sound can be heard?",
    "answer": {
      "start": 4.4,
      "end": 9.1,
      "description": "A violin is being played, producing a melody."
    }
  },
  {
    "id": "cat5_perception_test_14442",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "During the time interval when the sound of a zipper being pulled is heard, what is visually happening in the scene?",
    "answer": {
      "start": 13.52,
      "end": 19.52,
      "description": "A person's hands are shown placing a red item into a black bag. The hands then close the bag's drawstring and pull the strap to tighten it."
    }
  },
  {
    "id": "cat5_perception_test_60377_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when the sound of a zipper being pulled open is heard, what is visually happening in the scene?",
    "answer": {
      "start": 1.52,
      "end": 2.52,
      "description": "A person's hands are seen unzipping a red backpack on a wooden table. The backpack is then opened, revealing its contents."
    }
  },
  {
    "id": "cat5_perception_test_60377_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "During the time interval when a person's hands are opening a red backpack on a wooden table, what sound can be heard?",
    "answer": {
      "start": 1.0,
      "end": 3.0,
      "description": "A zipper is being opened."
    }
  },
  {
    "id": "cat5_llp__avvp_2016_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/2U6aYsjc1UM.mp4",
    "duration": 10.0,
    "question": "During the time interval when the loud, high-pitched whirring sound of the blender pulsing occurs, what is visually happening in the kitchen?",
    "answer": {
      "start": 1.48,
      "end": 2.12,
      "description": "A woman with long dark hair, wearing a floral dress, is holding the blender cup with both hands and pressing the button on the base, causing the blender to pulse while filled with a pink liquid."
    }
  },
  {
    "id": "cat5_llp__avvp_3302_qa0",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a loud, continuous roar from a massive crowd creates a high-energy, celebratory atmosphere, what is visually happening on the field and in the stands?",
    "answer": {
      "start": 0.0,
      "end": 3.0,
      "description": "A female reporter with a microphone stands on the edge of a football field as players in red and white uniforms run past her. The camera then cuts to a wide shot of a massive crowd in the stadium, with many fans wearing red and white, waving their arms and red flags that say 'Sooner'."
    }
  },
  {
    "id": "cat5_llp__avvp_3302_qa1",
    "category": "Cat5",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "During the time interval when a football player in a red jersey jumps over a large red banner that reads 'OKLAHOMA SOONERS', what sounds are heard in the audio?",
    "answer": {
      "start": 0.0,
      "end": 1.0,
      "description": "A crowd is cheering loudly, and a female voice shouts, 'Let's go!'"
    }
  },
  {
    "id": "cat5_perception_test_54171",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "During the time interval when the loud, sharp slam of a book being shut forcefully occurs, what visual actions take place?",
    "answer": {
      "start": 8.54,
      "end": 9.54,
      "description": "A hand picks up a clear plastic water bottle from a wooden table and moves it out of the frame. The bottle is then placed back on the table, next to a stack of papers. The papers are then pushed forward, causing them to fall over and land flat on the table."
    }
  },
  {
    "id": "cat5_perception_test_70710_qa0",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.260444678554208,
    "question": "During the time interval when the sharp sound of paper being torn is heard, what visual action is taking place?",
    "answer": {
      "start": 1.82,
      "end": 4.15,
      "description": "A person's hands are shown tearing a piece of white paper in half on a white surface. The tearing of the paper is the central visual event during the time the sharp sound of paper being torn is heard."
    }
  },
  {
    "id": "cat5_perception_test_70710_qa1",
    "category": "Cat5",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.260444678554208,
    "question": "During the time interval when a person's hands are tearing a piece of white paper in half on a white surface, what sounds are heard?",
    "answer": {
      "start": 1.88,
      "end": 3.52,
      "description": "A person tears a piece of paper in half, creating a sharp ripping sound."
    }
  },
  {
    "id": "cat6_coin_0002",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0002.mp4",
    "duration": 45.717,
    "question": "What procedure is being demonstrated? List each step for refilling a lighter?",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "pump up the fuel",
        "start": 28.0,
        "end": 35.0
      },
      {
        "step": "lighten the lighter to check",
        "start": 41.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0003",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0003.mp4",
    "duration": 45.717,
    "question": "List the key actions in the order they occur for refilling a lighter.",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "pump up the fuel",
        "start": 28.0,
        "end": 35.0
      },
      {
        "step": "lighten the lighter to check",
        "start": 41.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0006",
    "category": "Cat6",
    "video_path": "media/coin/videos/Ntzsfe0xzF8.mp4",
    "duration": 30.161667,
    "question": "Give the step-by-step breakdown of what happens in installing a closetool.",
    "answer": [
      {
        "step": "remove the old wax ring and clean",
        "start": 0.0,
        "end": 21.0
      },
      {
        "step": "install the new wax ring",
        "start": 22.0,
        "end": 29.0
      }
    ]
  },
  {
    "id": "cat6_coin_0026",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0026.mp4",
    "duration": 143.0883,
    "question": "What tasks are carried out, in what order for cutting guitar strings?",
    "answer": [
      {
        "step": "fix the new string on the lower part of the guitar",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "fix the new string on the head of the guitar",
        "start": 17.0,
        "end": 27.0
      },
      {
        "step": "adjust the tightness of the new string",
        "start": 31.0,
        "end": 141.0
      }
    ]
  },
  {
    "id": "cat6_coin_0027",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0027.mp4",
    "duration": 50.0883,
    "question": "What operations are performed, in chronological order, for cutting guitar strings?",
    "answer": [
      {
        "step": "fix the new string on the lower part of the guitar",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "fix the new string on the head of the guitar",
        "start": 17.0,
        "end": 27.0
      },
      {
        "step": "adjust the tightness of the new string",
        "start": 40.0,
        "end": 48.0
      }
    ]
  },
  {
    "id": "cat6_coin_0028",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0028.mp4",
    "duration": 16.1531,
    "question": "What procedure is being demonstrated? List each step for replacing battery on TV control.",
    "answer": [
      {
        "step": "open cover",
        "start": 2.0,
        "end": 3.5
      },
      {
        "step": "remove battery",
        "start": 4.0,
        "end": 6.5
      },
      {
        "step": "put battery in",
        "start": 9.0,
        "end": 11.5
      },
      {
        "step": "close cover",
        "start": 12.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_0029",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0029.mp4",
    "duration": 13.6506,
    "question": "What steps does the person take to complete this task of replacing battery on TV control?",
    "answer": [
      {
        "step": "open cover",
        "start": 2.0,
        "end": 3.5
      },
      {
        "step": "remove battery",
        "start": 4.0,
        "end": 6.5
      },
      {
        "step": "put battery in",
        "start": 9.0,
        "end": 11.5
      }
    ]
  },
  {
    "id": "cat6_coin_0033",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0033.mp4",
    "duration": 90.5191,
    "question": "Describe the main events in the order they happen for wrapping a gift box.",
    "answer": [
      {
        "step": "measure the size of the packing paper",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "cut the packing paper",
        "start": 9.5,
        "end": 10.5
      },
      {
        "step": "measure the size of the packing paper",
        "start": 13.0,
        "end": 21.5
      },
      {
        "step": "cut the packing paper",
        "start": 22.0,
        "end": 23.0
      },
      {
        "step": "measure the size of the packing paper",
        "start": 25.0,
        "end": 27.0
      },
      {
        "step": "stick with the tape and wrap",
        "start": 28.0,
        "end": 87.5
      }
    ]
  },
  {
    "id": "cat6_coin_0034",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0034.mp4",
    "duration": 24.5365,
    "question": "List the procedural stages of what is shown for wrapping a gift box.",
    "answer": [
      {
        "step": "measure the size of the packing paper",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "cut the packing paper",
        "start": 9.5,
        "end": 10.5
      },
      {
        "step": "measure the size of the packing paper",
        "start": 13.0,
        "end": 21.5
      }
    ]
  },
  {
    "id": "cat6_coin_0035",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0035.mp4",
    "duration": 70.379,
    "question": "Tell me the main steps this person performs for wrapping a gift box.",
    "answer": [
      {
        "step": "cut the packing paper",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "measure the size of the packing paper",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "stick with the tape and wrap",
        "start": 8.0,
        "end": 67.5
      }
    ]
  },
  {
    "id": "cat6_coin_0042",
    "category": "Cat6",
    "video_path": "media/coin/videos/PBZ09GEbYAE.mp4",
    "duration": 65.433333,
    "question": "What are the main steps of practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 0.0,
        "end": 7.0
      },
      {
        "step": "begin to practise karate",
        "start": 12.0,
        "end": 61.0
      },
      {
        "step": "exit from the area and salute",
        "start": 62.0,
        "end": 65.0
      }
    ]
  },
  {
    "id": "cat6_coin_0043",
    "category": "Cat6",
    "video_path": "media/coin/videos/PBZ09GEbYAE.mp4",
    "duration": 65.433333,
    "question": "What do you see happening in order in this clip of practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 0.0,
        "end": 7.0
      },
      {
        "step": "begin to practise karate",
        "start": 12.0,
        "end": 61.0
      },
      {
        "step": "exit from the area and salute",
        "start": 62.0,
        "end": 65.0
      }
    ]
  },
  {
    "id": "cat6_coin_0049",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0049.mp4",
    "duration": 116.4249,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 43.0
      },
      {
        "step": "mix the raw materials",
        "start": 44.0,
        "end": 53.0
      },
      {
        "step": "rub and drag the materials",
        "start": 54.0,
        "end": 112.0
      }
    ]
  },
  {
    "id": "cat6_coin_0050",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0050.mp4",
    "duration": 116.4249,
    "question": "What do you see happening in order in this clip of making slime with glue?",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 43.0
      },
      {
        "step": "mix the raw materials",
        "start": 44.0,
        "end": 53.0
      },
      {
        "step": "rub and drag the materials",
        "start": 54.0,
        "end": 112.0
      }
    ]
  },
  {
    "id": "cat6_coin_0051",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0051.mp4",
    "duration": 76.5781,
    "question": "List each distinct action in the order it appears for assembling an office chair.",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 2.0,
        "end": 12.5
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 24.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_0052",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0052.mp4",
    "duration": 76.5781,
    "question": "Identify and list the procedural steps shown for assembling an office chair.",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 2.0,
        "end": 12.5
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 24.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_0054",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0054.mp4",
    "duration": 38.2428,
    "question": "What do you see happening in order in this clip for shaving a beard?",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "apply shaving cream to the face",
        "start": 25.5,
        "end": 27.5
      },
      {
        "step": "shave carefully on the face",
        "start": 28.0,
        "end": 35.5
      }
    ]
  },
  {
    "id": "cat6_coin_0055",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0055.mp4",
    "duration": 38.2428,
    "question": "Enumerate the steps of this procedure in order for shaving a beard.",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "apply shaving cream to the face",
        "start": 25.5,
        "end": 27.5
      },
      {
        "step": "shave carefully on the face",
        "start": 28.0,
        "end": 35.5
      }
    ]
  },
  {
    "id": "cat6_coin_0061",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0061.mp4",
    "duration": 13.1403,
    "question": "What do you see happening in order in this clip of refilling a stapler?",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "insert the stapler pins",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "close up the stapler",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_0062",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0062.mp4",
    "duration": 13.1403,
    "question": "What series of actions is shown here for refilling a stapler?",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "insert the stapler pins",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "close up the stapler",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_0063",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0063.mp4",
    "duration": 51.051,
    "question": "List the stages of this activity chronologically for pitching a tent.",
    "answer": [
      {
        "step": "lay the cushion evenly",
        "start": 1.0,
        "end": 7.0
      },
      {
        "step": "set up the brackets",
        "start": 8.0,
        "end": 23.0
      },
      {
        "step": "put the waterproof cover",
        "start": 28.0,
        "end": 42.0
      },
      {
        "step": "fix the ground nail",
        "start": 43.0,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_0064",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0064.mp4",
    "duration": 44.044,
    "question": "Outline the sequence of actions in this video for pitching a tent.",
    "answer": [
      {
        "step": "lay the cushion evenly",
        "start": 1.0,
        "end": 7.0
      },
      {
        "step": "set up the brackets",
        "start": 8.0,
        "end": 23.0
      },
      {
        "step": "put the waterproof cover",
        "start": 28.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_0067",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0067.mp4",
    "duration": 154.619,
    "question": "What actions are performed in this video, in sequence for replacing a hard disk?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "remove the old hard disk",
        "start": 51.0,
        "end": 62.0
      },
      {
        "step": "install the new hard disk",
        "start": 106.0,
        "end": 118.0
      },
      {
        "step": "install the laptop rear cover",
        "start": 141.0,
        "end": 150.0
      }
    ]
  },
  {
    "id": "cat6_coin_0068",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0068.mp4",
    "duration": 104.619,
    "question": "Describe the sequence of actions shown in this video for replacing a hard disk.",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "remove the old hard disk",
        "start": 51.0,
        "end": 62.0
      },
      {
        "step": "install the new hard disk",
        "start": 93.0,
        "end": 100.0
      }
    ]
  },
  {
    "id": "cat6_coin_0069",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0069.mp4",
    "duration": 52.219,
    "question": "What actions are performed in this video, in sequence for replacing a hard disk?",
    "answer": [
      {
        "step": "install the new hard disk",
        "start": 8.0,
        "end": 16.0
      },
      {
        "step": "install the laptop rear cover",
        "start": 39.0,
        "end": 48.0
      }
    ]
  },
  {
    "id": "cat6_coin_0074",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0074.mp4",
    "duration": 42.3996,
    "question": "Walk through the actions in the order they are performed for opening a lock with paperclips.",
    "answer": [
      {
        "step": "insert the paperclips into the lock hole",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "twist the paperclips by hands",
        "start": 10.0,
        "end": 18.0
      },
      {
        "step": "insert the paperclips into the lock hole",
        "start": 27.0,
        "end": 31.0
      },
      {
        "step": "twist the paperclips by hands",
        "start": 32.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_0075",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0075.mp4",
    "duration": 34.846,
    "question": "Describe the process shown in this video, step by step, for opening a lock with paperclips.",
    "answer": [
      {
        "step": "insert the paperclips into the lock hole",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "twist the paperclips by hands",
        "start": 10.0,
        "end": 18.0
      },
      {
        "step": "insert the paperclips into the lock hole",
        "start": 27.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_0083",
    "category": "Cat6",
    "video_path": "media/coin/videos/DAzqnAlEoW4.mp4",
    "duration": 158.174322,
    "question": "What does the person do in sequence for making slime with glue?",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 25.0,
        "end": 35.0
      },
      {
        "step": "mix the raw materials",
        "start": 36.0,
        "end": 51.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 56.0,
        "end": 61.0
      },
      {
        "step": "mix the raw materials",
        "start": 62.0,
        "end": 101.0
      },
      {
        "step": "rub and drag the materials",
        "start": 108.0,
        "end": 152.0
      }
    ]
  },
  {
    "id": "cat6_coin_0084",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0084.mp4",
    "duration": 40.5096,
    "question": "What are the main steps of making slime with glue?",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "mix the raw materials",
        "start": 13.0,
        "end": 28.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 33.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_0093",
    "category": "Cat6",
    "video_path": "media/coin/videos/Pjftlp7-c0I.mp4",
    "duration": 185.411333,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 9.0,
        "end": 102.0
      },
      {
        "step": "apply shaving cream to the face",
        "start": 116.0,
        "end": 123.0
      },
      {
        "step": "shave carefully on the face",
        "start": 124.0,
        "end": 169.0
      }
    ]
  },
  {
    "id": "cat6_coin_0094",
    "category": "Cat6",
    "video_path": "media/coin/videos/Pjftlp7-c0I.mp4",
    "duration": 185.411333,
    "question": "List the stages of this activity chronologically for shaving a beard.",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 9.0,
        "end": 102.0
      },
      {
        "step": "apply shaving cream to the face",
        "start": 116.0,
        "end": 123.0
      },
      {
        "step": "shave carefully on the face",
        "start": 124.0,
        "end": 169.0
      }
    ]
  },
  {
    "id": "cat6_coin_0096",
    "category": "Cat6",
    "video_path": "media/coin/videos/zMkDwx4HZu8.mp4",
    "duration": 79.736667,
    "question": "Break down the main steps of making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 0.0,
        "end": 25.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 27.0,
        "end": 45.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 59.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_0097",
    "category": "Cat6",
    "video_path": "media/coin/videos/zMkDwx4HZu8.mp4",
    "duration": 79.736667,
    "question": "Recount the steps taken to accomplish this task of making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 0.0,
        "end": 25.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 27.0,
        "end": 45.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 59.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_0101",
    "category": "Cat6",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "Give the step-by-step breakdown of what happens in roasting chestnuts.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 12.0,
        "end": 24.0
      },
      {
        "step": "cut a hole on the shell",
        "start": 33.5,
        "end": 103.0
      },
      {
        "step": "prepare and boil water",
        "start": 112.0,
        "end": 137.5
      },
      {
        "step": "fry or roast or braise",
        "start": 148.0,
        "end": 159.5
      },
      {
        "step": "take out the shell",
        "start": 173.0,
        "end": 208.0
      }
    ]
  },
  {
    "id": "cat6_coin_0102",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0102.mp4",
    "duration": 134.2744,
    "question": "Walk through the actions in the order they are performed for roasting chestnuts.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 6.0,
        "end": 14.0
      },
      {
        "step": "cut a hole on the shell",
        "start": 31.5,
        "end": 93.0
      },
      {
        "step": "prepare and boil water",
        "start": 102.0,
        "end": 127.5
      }
    ]
  },
  {
    "id": "cat6_coin_0103",
    "category": "Cat6",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "Give the step-by-step breakdown of what happens in practising triple jump.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "do the first two jumps",
        "start": 10.0,
        "end": 14.0
      },
      {
        "step": "do the third jump",
        "start": 15.0,
        "end": 18.0
      },
      {
        "step": "do the first two jumps",
        "start": 22.0,
        "end": 26.0
      },
      {
        "step": "do the third jump",
        "start": 27.0,
        "end": 29.0
      },
      {
        "step": "do the first two jumps",
        "start": 37.0,
        "end": 42.0
      },
      {
        "step": "do the third jump",
        "start": 43.0,
        "end": 45.0
      },
      {
        "step": "do the first two jumps",
        "start": 53.0,
        "end": 59.0
      },
      {
        "step": "do the third jump",
        "start": 60.0,
        "end": 63.0
      },
      {
        "step": "do the first two jumps",
        "start": 69.0,
        "end": 74.0
      },
      {
        "step": "do the third jump",
        "start": 76.0,
        "end": 79.0
      },
      {
        "step": "do the first two jumps",
        "start": 82.0,
        "end": 87.0
      },
      {
        "step": "do the third jump",
        "start": 89.0,
        "end": 91.0
      },
      {
        "step": "do the first two jumps",
        "start": 94.0,
        "end": 99.0
      },
      {
        "step": "do the third jump",
        "start": 102.0,
        "end": 103.0
      },
      {
        "step": "do the first two jumps",
        "start": 107.0,
        "end": 112.0
      },
      {
        "step": "do the third jump",
        "start": 113.0,
        "end": 116.0
      },
      {
        "step": "do the first two jumps",
        "start": 117.0,
        "end": 122.0
      },
      {
        "step": "do the third jump",
        "start": 123.0,
        "end": 125.0
      },
      {
        "step": "do the first two jumps",
        "start": 132.0,
        "end": 137.0
      },
      {
        "step": "do the third jump",
        "start": 138.0,
        "end": 140.0
      },
      {
        "step": "do the first two jumps",
        "start": 149.0,
        "end": 153.0
      },
      {
        "step": "do the third jump",
        "start": 156.0,
        "end": 158.0
      },
      {
        "step": "do the first two jumps",
        "start": 159.0,
        "end": 163.0
      },
      {
        "step": "do the third jump",
        "start": 164.0,
        "end": 167.0
      },
      {
        "step": "do the first two jumps",
        "start": 172.0,
        "end": 177.0
      },
      {
        "step": "do the third jump",
        "start": 178.0,
        "end": 180.0
      },
      {
        "step": "do the first two jumps",
        "start": 184.0,
        "end": 189.0
      },
      {
        "step": "do the third jump",
        "start": 190.0,
        "end": 192.0
      },
      {
        "step": "begin to run up",
        "start": 195.0,
        "end": 198.0
      },
      {
        "step": "do the first two jumps",
        "start": 199.0,
        "end": 203.0
      },
      {
        "step": "do the third jump",
        "start": 206.0,
        "end": 207.0
      },
      {
        "step": "do the first two jumps",
        "start": 211.0,
        "end": 216.0
      },
      {
        "step": "do the third jump",
        "start": 217.0,
        "end": 221.0
      }
    ]
  },
  {
    "id": "cat6_coin_0104",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0104.mp4",
    "duration": 16.499,
    "question": "What series of actions is shown here for practising triple jump?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "do the first two jumps",
        "start": 5.0,
        "end": 9.0
      },
      {
        "step": "do the third jump",
        "start": 12.8,
        "end": 14.8
      }
    ]
  },
  {
    "id": "cat6_coin_0105",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0105.mp4",
    "duration": 26.099,
    "question": "Outline the key actions in their correct sequence for practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 0.0,
        "end": 3.0
      },
      {
        "step": "do the third jump",
        "start": 8.99,
        "end": 10.04
      },
      {
        "step": "do the first two jumps",
        "start": 17.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_0106",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0106.mp4",
    "duration": 25.499,
    "question": "Describe the process shown in this video, step by step, for practising triple jump.",
    "answer": [
      {
        "step": "do the third jump",
        "start": 3.9,
        "end": 5.0
      },
      {
        "step": "do the first two jumps",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "do the third jump",
        "start": 19.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_0107",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0107.mp4",
    "duration": 24.299,
    "question": "What is the chronological sequence of events shown for practising triple jump?",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "do the third jump",
        "start": 11.0,
        "end": 12.0
      },
      {
        "step": "do the first two jumps",
        "start": 15.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0108",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0108.mp4",
    "duration": 22.299,
    "question": "List the key actions in the order they occur for practising triple jump.",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "do the first two jumps",
        "start": 8.0,
        "end": 13.0
      },
      {
        "step": "do the third jump",
        "start": 14.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0109",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0109.mp4",
    "duration": 19.699,
    "question": "What are the main steps of practising triple jump?",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "do the third jump",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "do the first two jumps",
        "start": 12.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0110",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0110.mp4",
    "duration": 23.299,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "do the first two jumps",
        "start": 11.0,
        "end": 16.0
      },
      {
        "step": "do the third jump",
        "start": 17.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_0111",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0111.mp4",
    "duration": 21.099,
    "question": "Recount the steps taken to accomplish this task of practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 0.0,
        "end": 6.0
      },
      {
        "step": "do the third jump",
        "start": 7.0,
        "end": 11.0
      },
      {
        "step": "do the first two jumps",
        "start": 12.0,
        "end": 16.0
      }
    ]
  },
  {
    "id": "cat6_coin_0112",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0112.mp4",
    "duration": 20.099,
    "question": "What does the person do in sequence for practising triple jump?",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "do the first two jumps",
        "start": 10.0,
        "end": 15.0
      },
      {
        "step": "do the third jump",
        "start": 16.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0113",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0113.mp4",
    "duration": 20.099,
    "question": "What do you see happening in order in this clip of practising triple jump?",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "do the third jump",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "begin to run up",
        "start": 11.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_0114",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0114.mp4",
    "duration": 23.699,
    "question": "What is the chronological sequence of events shown for practising triple jump?",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "do the third jump",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "do the first two jumps",
        "start": 14.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_0117",
    "category": "Cat6",
    "video_path": "media/coin/videos/ndqMyI8mxnA.mp4",
    "duration": 126.641622,
    "question": "Give the step-by-step breakdown of what happens in sowing.",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 16.0,
        "end": 72.0
      },
      {
        "step": "cover with some soil",
        "start": 73.0,
        "end": 104.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 105.0,
        "end": 119.0
      }
    ]
  },
  {
    "id": "cat6_coin_0118",
    "category": "Cat6",
    "video_path": "media/coin/videos/ndqMyI8mxnA.mp4",
    "duration": 126.641622,
    "question": "What is the chain of actions in this video for sowing?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 16.0,
        "end": 72.0
      },
      {
        "step": "cover with some soil",
        "start": 73.0,
        "end": 104.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 105.0,
        "end": 119.0
      }
    ]
  },
  {
    "id": "cat6_coin_0121",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0121.mp4",
    "duration": 32.3803,
    "question": "What procedure is being demonstrated? List each step for cleaning a cement floor.",
    "answer": [
      {
        "step": "dip detergent with rag or apply detergent",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "clean the floor",
        "start": 11.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0126",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0126.mp4",
    "duration": 77.5883,
    "question": "List the stages of this activity chronologically for replacing battery on key to car.",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 2.0,
        "end": 13.5
      },
      {
        "step": "take out the car key battery",
        "start": 17.0,
        "end": 25.5
      },
      {
        "step": "put in the battery",
        "start": 36.0,
        "end": 41.5
      },
      {
        "step": "close the car key cover",
        "start": 57.0,
        "end": 73.5
      }
    ]
  },
  {
    "id": "cat6_coin_0127",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0127.mp4",
    "duration": 45.5883,
    "question": "What tasks are carried out, in what order for replacing battery on key to car?",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 2.0,
        "end": 13.5
      },
      {
        "step": "take out the car key battery",
        "start": 17.0,
        "end": 25.5
      },
      {
        "step": "put in the battery",
        "start": 36.0,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_0128",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0128.mp4",
    "duration": 62.3456,
    "question": "Break this video down into its component actions. What are the main steps of sowing?",
    "answer": [
      {
        "step": "dig some holes on the soil",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "sow on the soil",
        "start": 42.0,
        "end": 51.0
      },
      {
        "step": "cover with some soil",
        "start": 56.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_0129",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0129.mp4",
    "duration": 62.3456,
    "question": "List the stages of this activity chronologically for sowing.",
    "answer": [
      {
        "step": "dig some holes on the soil",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "sow on the soil",
        "start": 42.0,
        "end": 51.0
      },
      {
        "step": "cover with some soil",
        "start": 56.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_0136",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0136.mp4",
    "duration": 119.537,
    "question": "How is this task performed? List the steps of assembling an office chair.",
    "answer": [
      {
        "step": "assemble the cushion and the backrest",
        "start": 41.0,
        "end": 83.0
      },
      {
        "step": "connect the chair and the base",
        "start": 107.0,
        "end": 113.0
      }
    ]
  },
  {
    "id": "cat6_coin_0137",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0137.mp4",
    "duration": 119.537,
    "question": "What series of actions is shown here for assembling an office chair?",
    "answer": [
      {
        "step": "assemble the cushion and the backrest",
        "start": 41.0,
        "end": 83.0
      },
      {
        "step": "connect the chair and the base",
        "start": 107.0,
        "end": 113.0
      }
    ]
  },
  {
    "id": "cat6_coin_0143",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0143.mp4",
    "duration": 44.18,
    "question": "What is the chronological sequence of events shown for cutting a cocktail?",
    "answer": [
      {
        "step": "pour into the ingredients",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "shake the mixture",
        "start": 30.0,
        "end": 32.0
      },
      {
        "step": "pour in after mix it",
        "start": 37.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_0144",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0144.mp4",
    "duration": 44.18,
    "question": "List the stages of this activity chronologically for making a cocktail.",
    "answer": [
      {
        "step": "pour into the ingredients",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "shake the mixture",
        "start": 30.0,
        "end": 32.0
      },
      {
        "step": "pour in after mix it",
        "start": 37.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_0164",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0164.mp4",
    "duration": 39.7443,
    "question": "Identify each step in the demonstrated procedure of making a paper windmill.",
    "answer": [
      {
        "step": "cut along the edges",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 12.0,
        "end": 30.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 31.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_0165",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0165.mp4",
    "duration": 39.7443,
    "question": "List the key actions in the order they occur for making a paper windmill.",
    "answer": [
      {
        "step": "cut along the edges",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 12.0,
        "end": 30.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 31.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_0173",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0173.mp4",
    "duration": 49.7603,
    "question": "Outline the sequence of actions in this video for cleaning a toilet.",
    "answer": [
      {
        "step": "flush and wash the interior",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "scrub the toilet interior",
        "start": 30.0,
        "end": 33.0
      },
      {
        "step": "flush and wash the interior",
        "start": 35.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_0174",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0174.mp4",
    "duration": 35.7463,
    "question": "List the procedural stages of what is shown for cleaning a toilet.",
    "answer": [
      {
        "step": "flush and wash the interior",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "scrub the toilet interior",
        "start": 30.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_0175",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0175.mp4",
    "duration": 106.0393,
    "question": "Identify the ordered steps shown in this clip for assembling a bed.",
    "answer": [
      {
        "step": "place the board on each side",
        "start": 35.0,
        "end": 42.0
      },
      {
        "step": "place the bed board",
        "start": 93.0,
        "end": 99.0
      }
    ]
  },
  {
    "id": "cat6_coin_0176",
    "category": "Cat6",
    "video_path": "media/coin/videos/3bsWpRE0inA.mp4",
    "duration": 220.728333,
    "question": "What does the person do in sequence for cutting a boat to a dock?",
    "answer": [
      {
        "step": "circle the rope under the bolt",
        "start": 32.0,
        "end": 45.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 59.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_0185",
    "category": "Cat6",
    "video_path": "media/coin/videos/b7KQUq87FkM.mp4",
    "duration": 218.987389,
    "question": "Outline the sequence of actions in this video for replacing rearview mirror glass.",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 5.0,
        "end": 121.0
      },
      {
        "step": "reinstall the rearview mirror",
        "start": 153.0,
        "end": 216.0
      }
    ]
  },
  {
    "id": "cat6_coin_0186",
    "category": "Cat6",
    "video_path": "media/coin/videos/b7KQUq87FkM.mp4",
    "duration": 218.987389,
    "question": "Describe what happens step by step in this video of replacing rearview mirror glass.",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 5.0,
        "end": 121.0
      },
      {
        "step": "reinstall the rearview mirror",
        "start": 153.0,
        "end": 216.0
      }
    ]
  },
  {
    "id": "cat6_coin_0193",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0193.mp4",
    "duration": 45.9342,
    "question": "Enumerate the steps of this procedure in order for smashing garlic.",
    "answer": [
      {
        "step": "peel off the garlics",
        "start": 2.0,
        "end": 25.0
      },
      {
        "step": "cut up the garlics",
        "start": 26.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0194",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0194.mp4",
    "duration": 120.4117,
    "question": "List the key actions in the order they occur for grafting.",
    "answer": [
      {
        "step": "cut branches",
        "start": 2.0,
        "end": 45.0
      },
      {
        "step": "connect branches",
        "start": 46.0,
        "end": 58.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 59.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_0195",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0195.mp4",
    "duration": 120.4117,
    "question": "What is the action sequence depicted here for grafting?",
    "answer": [
      {
        "step": "cut branches",
        "start": 2.0,
        "end": 45.0
      },
      {
        "step": "connect branches",
        "start": 46.0,
        "end": 58.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 59.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_0196",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0196.mp4",
    "duration": 22.1004,
    "question": "What tasks does this person complete, step by step for replacing a refrigerator water filter?",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "install the new filter",
        "start": 10.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0201",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0201.mp4",
    "duration": 165.6134,
    "question": "Give the step-by-step breakdown of what happens in installing wood flooring.",
    "answer": [
      {
        "step": "knock in the nails",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "fit on the boards",
        "start": 37.0,
        "end": 163.0
      }
    ]
  },
  {
    "id": "cat6_coin_0202",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0202.mp4",
    "duration": 78.6265,
    "question": "List the stages of this activity chronologically for installing wood flooring.",
    "answer": [
      {
        "step": "knock in the nails",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "fit on the boards",
        "start": 37.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_0207",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0207.mp4",
    "duration": 105.3866,
    "question": "What actions are performed in this video, in sequence for making a flower crown?",
    "answer": [
      {
        "step": "prepare flower",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare the frame",
        "start": 32.0,
        "end": 41.0
      },
      {
        "step": "stick or bind flower to the frame",
        "start": 48.0,
        "end": 102.0
      }
    ]
  },
  {
    "id": "cat6_coin_0208",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0208.mp4",
    "duration": 105.3866,
    "question": "Tell me the main steps this person performs for making a flower crown.",
    "answer": [
      {
        "step": "prepare flower",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare the frame",
        "start": 32.0,
        "end": 41.0
      },
      {
        "step": "stick or bind flower to the frame",
        "start": 48.0,
        "end": 102.0
      }
    ]
  },
  {
    "id": "cat6_coin_0217",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0217.mp4",
    "duration": 70.04,
    "question": "In what order are the actions carried out for gluing ping pong rubber?",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 17.0,
        "end": 36.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 51.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_0220",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0220.mp4",
    "duration": 87.98,
    "question": "Recount the steps taken to accomplish this task of assembling an office chair.",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 18.0,
        "end": 52.0
      },
      {
        "step": "connect the chair and the base",
        "start": 58.8,
        "end": 59.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 59.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_0221",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0221.mp4",
    "duration": 65.98,
    "question": "What procedure is being demonstrated? List each step for assembling an office chair.",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 18.0,
        "end": 52.0
      },
      {
        "step": "connect the chair and the base",
        "start": 58.8,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_0232",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0232.mp4",
    "duration": 125.2217,
    "question": "Describe the main events in the order they happen for making salmon.",
    "answer": [
      {
        "step": "add seasoning on the salmon",
        "start": 2.0,
        "end": 78.0
      },
      {
        "step": "fry salmon",
        "start": 96.0,
        "end": 117.0
      }
    ]
  },
  {
    "id": "cat6_coin_0239",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0239.mp4",
    "duration": 73.8997,
    "question": "Describe the sequence of actions shown in this video for transplanting.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 17.0,
        "end": 25.0
      },
      {
        "step": "put in the plant",
        "start": 52.0,
        "end": 54.5
      },
      {
        "step": "fill with some soil",
        "start": 55.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0240",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0240.mp4",
    "duration": 73.8997,
    "question": "Trace the chain of actions from start to finish for transplanting.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 17.0,
        "end": 25.0
      },
      {
        "step": "put in the plant",
        "start": 52.0,
        "end": 54.5
      },
      {
        "step": "fill with some soil",
        "start": 55.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0241",
    "category": "Cat6",
    "video_path": "media/coin/videos/bFyvbxuXL0g.mp4",
    "duration": 62.251667,
    "question": "What is the order of operations in this video for cutting and restoring a rope trick?",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "cut the rope",
        "start": 19.0,
        "end": 37.0
      },
      {
        "step": "show the whole rope again",
        "start": 49.0,
        "end": 61.0
      }
    ]
  },
  {
    "id": "cat6_coin_0242",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0242.mp4",
    "duration": 39.0333,
    "question": "Describe the process shown in this video, step by step, for cutting and restoring a rope trick.",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "cut the rope",
        "start": 19.0,
        "end": 37.0
      }
    ]
  },
  {
    "id": "cat6_coin_0246",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0246.mp4",
    "duration": 72.6632,
    "question": "What is done first, second, third, and so on for cutting arc welds?",
    "answer": [
      {
        "step": "wear a eye protection helmet",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "hold electrode with a welding tong",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "weld along the weld line",
        "start": 14.0,
        "end": 36.0
      },
      {
        "step": "clean weld line with a hammer",
        "start": 64.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0247",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0247.mp4",
    "duration": 40.6729,
    "question": "Describe the process shown in this video, step by step, for arc welding.",
    "answer": [
      {
        "step": "wear a eye protection helmet",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "hold electrode with a welding tong",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "weld along the weld line",
        "start": 14.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_0251",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0251.mp4",
    "duration": 67.5723,
    "question": "What are the sequential actions in this clip of replacing a bulb?",
    "answer": [
      {
        "step": "take out the old bulb",
        "start": 2.0,
        "end": 9.5
      },
      {
        "step": "install the new bulb",
        "start": 10.0,
        "end": 64.5
      }
    ]
  },
  {
    "id": "cat6_coin_0259",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0259.mp4",
    "duration": 102.3419,
    "question": "Provide the ordered list of actions from this video for making an RJ45 cable.",
    "answer": [
      {
        "step": "strip the insulation",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "arrange the seperated wire",
        "start": 28.0,
        "end": 74.0
      },
      {
        "step": "cut a certain length",
        "start": 75.0,
        "end": 77.0
      },
      {
        "step": "insert it into the crystal head",
        "start": 78.0,
        "end": 81.0
      },
      {
        "step": "fixe it with a crimping pliers",
        "start": 94.0,
        "end": 99.0
      }
    ]
  },
  {
    "id": "cat6_coin_0260",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0260.mp4",
    "duration": 77.3503,
    "question": "What operations are performed, in chronological order, for cutting an RJ45 cable?",
    "answer": [
      {
        "step": "strip the insulation",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "arrange the seperated wire",
        "start": 28.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_0261",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0261.mp4",
    "duration": 31.7617,
    "question": "What actions are performed in this video, in sequence for making an RJ45 cable?",
    "answer": [
      {
        "step": "cut a certain length",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "insert it into the crystal head",
        "start": 5.0,
        "end": 8.0
      },
      {
        "step": "fixe it with a crimping pliers",
        "start": 24.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_0262",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0262.mp4",
    "duration": 23.7393,
    "question": "Outline the key actions in their correct sequence for tying a boat to a dock.",
    "answer": [
      {
        "step": "cross the rope to wrap the bolt",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "strain the rope tightly",
        "start": 17.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_0276",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0276.mp4",
    "duration": 130.43,
    "question": "Outline the key actions in their correct sequence for the task of pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "wipe screen",
        "start": 7.5,
        "end": 9.5
      },
      {
        "step": "paste protector on the screen",
        "start": 11.5,
        "end": 78.5
      },
      {
        "step": "remove the label",
        "start": 108.0,
        "end": 116.0
      },
      {
        "step": "wipe screen again",
        "start": 124.0,
        "end": 125.5
      }
    ]
  },
  {
    "id": "cat6_coin_0277",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0277.mp4",
    "duration": 122.93,
    "question": "Outline the key actions in their correct sequence for pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "wipe screen",
        "start": 7.5,
        "end": 9.5
      },
      {
        "step": "paste protector on the screen",
        "start": 11.5,
        "end": 78.5
      },
      {
        "step": "remove the label",
        "start": 108.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_0285",
    "category": "Cat6",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "What steps are involved in this procedure?",
    "answer": [
      {
        "step": "peel off the garlics",
        "start": 14.0,
        "end": 18.5
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 28.5,
        "end": 43.5
      },
      {
        "step": "peel off the garlics",
        "start": 44.0,
        "end": 47.0
      },
      {
        "step": "cut up the garlics",
        "start": 52.5,
        "end": 54.0
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 54.5,
        "end": 61.0
      },
      {
        "step": "cut up the garlics",
        "start": 77.5,
        "end": 83.0
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 92.0,
        "end": 113.0
      }
    ]
  },
  {
    "id": "cat6_coin_0286",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0286.mp4",
    "duration": 34.9217,
    "question": "What actions are performed in this video, in sequence for smashing garlic?",
    "answer": [
      {
        "step": "peel off the garlics",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 16.5,
        "end": 31.5
      }
    ]
  },
  {
    "id": "cat6_coin_0287",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0287.mp4",
    "duration": 20.742,
    "question": "What is done first, second, third, and so on for smashing garlic?",
    "answer": [
      {
        "step": "peel off the garlics",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "cut up the garlics",
        "start": 10.5,
        "end": 12.0
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 12.5,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_0288",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0288.mp4",
    "duration": 45.4803,
    "question": "What is the step-by-step procedure demonstrated here for smashing garlic?",
    "answer": [
      {
        "step": "smash the garlics with the knife face",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "cut up the garlics",
        "start": 20.5,
        "end": 26.0
      },
      {
        "step": "smash the garlics with the knife face",
        "start": 35.0,
        "end": 42.5
      }
    ]
  },
  {
    "id": "cat6_coin_0291",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0291.mp4",
    "duration": 61.1477,
    "question": "What is the step-by-step procedure demonstrated here for wearing contact lenses?",
    "answer": [
      {
        "step": "wet and wash hands",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "wear the  contact lenses",
        "start": 49.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_0293",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0293.mp4",
    "duration": 60.4117,
    "question": "Identify and list the procedural steps shown for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 40.0,
        "end": 47.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 50.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_0294",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0294.mp4",
    "duration": 60.4117,
    "question": "What do you see happening in order in this clip of replacing a SIM card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 40.0,
        "end": 47.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 50.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_0296",
    "category": "Cat6",
    "video_path": "media/coin/videos/qFWPvy2s6Xw.mp4",
    "duration": 227.973511,
    "question": "What steps does the person take to complete this task of making a paper windmill?",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 11.0,
        "end": 193.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 201.0,
        "end": 220.0
      }
    ]
  },
  {
    "id": "cat6_coin_0310",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0310.mp4",
    "duration": 116.4217,
    "question": "What is the action sequence depicted here for making a strawberry smoothie?",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 18.0,
        "end": 57.0
      },
      {
        "step": "shake and juice",
        "start": 87.0,
        "end": 113.0
      }
    ]
  },
  {
    "id": "cat6_coin_0311",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0311.mp4",
    "duration": 60.4217,
    "question": "What tasks are carried out, in what order for cutting a strawberry smoothie?",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 18.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_0315",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0315.mp4",
    "duration": 116.3602,
    "question": "Describe what happens step by step in this video of making a flower press.",
    "answer": [
      {
        "step": "put flower in book",
        "start": 2.0,
        "end": 68.0
      },
      {
        "step": "press book or heat flower",
        "start": 75.0,
        "end": 110.0
      }
    ]
  },
  {
    "id": "cat6_coin_0316",
    "category": "Cat6",
    "video_path": "media/coin/videos/APXZKV2L5yc.mp4",
    "duration": 31.973867,
    "question": "Walk through the actions in the order they are performed for opening a champagne bottle.",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "turn the suspension link",
        "start": 22.0,
        "end": 25.0
      },
      {
        "step": "open the bottle carefully",
        "start": 26.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0317",
    "category": "Cat6",
    "video_path": "media/coin/videos/APXZKV2L5yc.mp4",
    "duration": 31.973867,
    "question": "What series of actions is shown here for opening a champagne bottle?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "turn the suspension link",
        "start": 22.0,
        "end": 25.0
      },
      {
        "step": "open the bottle carefully",
        "start": 26.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0318",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0318.mp4",
    "duration": 125.04,
    "question": "What is the order of operations in this video for making a cookie?",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 10.0,
        "end": 11.0
      },
      {
        "step": "mix raw materials",
        "start": 22.0,
        "end": 46.0
      },
      {
        "step": "shape cookie",
        "start": 80.0,
        "end": 120.0
      }
    ]
  },
  {
    "id": "cat6_coin_0319",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0319.mp4",
    "duration": 125.04,
    "question": "What are the main steps of making a cookie?",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 10.0,
        "end": 11.0
      },
      {
        "step": "mix raw materials",
        "start": 22.0,
        "end": 46.0
      },
      {
        "step": "shape cookie",
        "start": 80.0,
        "end": 120.0
      }
    ]
  },
  {
    "id": "cat6_coin_0327",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0327.mp4",
    "duration": 90.28,
    "question": "What sequence of actions makes up this task: opening a lock with paperclips?",
    "answer": [
      {
        "step": "insert the paperclips into the lock hole",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "twist the paperclips by hands",
        "start": 5.0,
        "end": 84.0
      }
    ]
  },
  {
    "id": "cat6_coin_0338",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0338.mp4",
    "duration": 114.0886,
    "question": "What is done first, second, third, and so on for the task \"MakeCandle\"?",
    "answer": [
      {
        "step": "put the candle wick into a vessel",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "melt the wax with water",
        "start": 32.0,
        "end": 71.0
      },
      {
        "step": "pour the wax into the vessel",
        "start": 77.0,
        "end": 96.0
      },
      {
        "step": "fix the candle wick",
        "start": 100.0,
        "end": 108.0
      }
    ]
  },
  {
    "id": "cat6_coin_0339",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0339.mp4",
    "duration": 74.0903,
    "question": "How is this task performed? List the steps for making a candle.",
    "answer": [
      {
        "step": "put the candle wick into a vessel",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "melt the wax with water",
        "start": 32.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0340",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0340.mp4",
    "duration": 43.0483,
    "question": "Identify the main actions and their order in making a candle.",
    "answer": [
      {
        "step": "melt the wax with water",
        "start": 0.0,
        "end": 3.0
      },
      {
        "step": "pour the wax into the vessel",
        "start": 4.0,
        "end": 28.0
      },
      {
        "step": "fix the candle wick",
        "start": 32.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0355",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0355.mp4",
    "duration": 41.0723,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "add detergent and make bubble",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "rinse the dish",
        "start": 31.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_0372",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0372.mp4",
    "duration": 42.3903,
    "question": "Recount the steps taken to accomplish this task: replacing refrigerator water filter",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "remove the cap of the new filter",
        "start": 24.0,
        "end": 28.0
      },
      {
        "step": "install the new filter",
        "start": 33.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_0373",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0373.mp4",
    "duration": 42.3903,
    "question": "List the actions being performed, from first to last, for replacing a refrigerator water filter.",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "remove the cap of the new filter",
        "start": 24.0,
        "end": 28.0
      },
      {
        "step": "install the new filter",
        "start": 33.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_0374",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0374.mp4",
    "duration": 44.8962,
    "question": "Outline the sequence of actions in this video for replacing a sewing machine needle.",
    "answer": [
      {
        "step": "unscrew the screw and take out the needle",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "let the flat side of the new needle towards the jack and insert the new needle",
        "start": 28.0,
        "end": 34.0
      },
      {
        "step": "screw on the screw",
        "start": 37.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0375",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0375.mp4",
    "duration": 44.8962,
    "question": "What is the chronological sequence of events shown for replacing a sewing machine needle?",
    "answer": [
      {
        "step": "unscrew the screw and take out the needle",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "let the flat side of the new needle towards the jack and insert the new needle",
        "start": 28.0,
        "end": 34.0
      },
      {
        "step": "screw on the screw",
        "start": 37.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0382",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0382.mp4",
    "duration": 44.9202,
    "question": "What is the chronological sequence of events shown for wearing contact lenses?",
    "answer": [
      {
        "step": "wet and wash hands",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "add some cleaner to clean and wet the lenses and take out the lenses",
        "start": 20.0,
        "end": 23.5
      },
      {
        "step": "wear the  contact lenses",
        "start": 37.0,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_0383",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0383.mp4",
    "duration": 44.9202,
    "question": "What procedure is being demonstrated? List each step for wearing contact lenses.",
    "answer": [
      {
        "step": "wet and wash hands",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "add some cleaner to clean and wet the lenses and take out the lenses",
        "start": 20.0,
        "end": 23.5
      },
      {
        "step": "wear the  contact lenses",
        "start": 37.0,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_0394",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0394.mp4",
    "duration": 151.12,
    "question": "What is the order of operations in this video for making a paper windmill?",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 17.0,
        "end": 25.0
      },
      {
        "step": "cut along the edges",
        "start": 45.0,
        "end": 64.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 65.0,
        "end": 114.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 145.0,
        "end": 148.0
      }
    ]
  },
  {
    "id": "cat6_coin_0395",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0395.mp4",
    "duration": 61.12,
    "question": "List the procedural stages of what is shown in making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 17.0,
        "end": 25.0
      },
      {
        "step": "cut along the edges",
        "start": 45.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_0396",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0396.mp4",
    "duration": 93.047,
    "question": "Map out the step-by-step process in this video for making a paper windmill.",
    "answer": [
      {
        "step": "cut along the edges",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 5.0,
        "end": 54.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 85.0,
        "end": 88.0
      }
    ]
  },
  {
    "id": "cat6_coin_0407",
    "category": "Cat6",
    "video_path": "media/coin/videos/4ufBW5Cfpgw.mp4",
    "duration": 178.143489,
    "question": "Identify the ordered steps shown in this clip of making a paper windmill.",
    "answer": [
      {
        "step": "Drawing diagonal lines on paper",
        "start": 11.0,
        "end": 41.0
      },
      {
        "step": "cut along the edges",
        "start": 42.0,
        "end": 63.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 73.0,
        "end": 143.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 150.0,
        "end": 156.0
      }
    ]
  },
  {
    "id": "cat6_coin_0408",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0408.mp4",
    "duration": 137.88,
    "question": "What operations are performed, in chronological order, for cutting a paper windmill?",
    "answer": [
      {
        "step": "Drawing diagonal lines on paper",
        "start": 2.0,
        "end": 32.0
      },
      {
        "step": "cut along the edges",
        "start": 33.0,
        "end": 54.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 64.0,
        "end": 134.0
      }
    ]
  },
  {
    "id": "cat6_coin_0409",
    "category": "Cat6",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "How is this task performed? List the steps for practising pole vault.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 0.0,
        "end": 9.0
      },
      {
        "step": "begin to jump up",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "begin to run up",
        "start": 22.0,
        "end": 27.0
      },
      {
        "step": "begin to jump up",
        "start": 28.0,
        "end": 34.0
      },
      {
        "step": "fall to the ground",
        "start": 38.0,
        "end": 39.0
      },
      {
        "step": "begin to run up",
        "start": 40.0,
        "end": 45.0
      },
      {
        "step": "begin to jump up",
        "start": 46.0,
        "end": 55.0
      },
      {
        "step": "fall to the ground",
        "start": 60.0,
        "end": 61.0
      },
      {
        "step": "begin to run up",
        "start": 62.0,
        "end": 67.0
      },
      {
        "step": "begin to jump up",
        "start": 68.0,
        "end": 75.0
      },
      {
        "step": "fall to the ground",
        "start": 80.0,
        "end": 81.0
      },
      {
        "step": "begin to run up",
        "start": 82.0,
        "end": 83.0
      },
      {
        "step": "begin to jump up",
        "start": 84.0,
        "end": 92.0
      },
      {
        "step": "fall to the ground",
        "start": 96.0,
        "end": 98.0
      },
      {
        "step": "begin to run up",
        "start": 100.0,
        "end": 105.0
      },
      {
        "step": "begin to jump up",
        "start": 106.0,
        "end": 114.0
      },
      {
        "step": "fall to the ground",
        "start": 119.0,
        "end": 120.0
      },
      {
        "step": "begin to run up",
        "start": 123.0,
        "end": 128.0
      },
      {
        "step": "begin to jump up",
        "start": 129.0,
        "end": 136.0
      },
      {
        "step": "fall to the ground",
        "start": 140.0,
        "end": 141.0
      },
      {
        "step": "begin to run up",
        "start": 143.0,
        "end": 149.0
      },
      {
        "step": "begin to jump up",
        "start": 150.0,
        "end": 158.0
      },
      {
        "step": "fall to the ground",
        "start": 164.0,
        "end": 165.0
      },
      {
        "step": "begin to run up",
        "start": 166.0,
        "end": 172.0
      },
      {
        "step": "begin to jump up",
        "start": 173.0,
        "end": 180.0
      },
      {
        "step": "fall to the ground",
        "start": 184.0,
        "end": 185.0
      }
    ]
  },
  {
    "id": "cat6_coin_0410",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0410.mp4",
    "duration": 29.029,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 0.0,
        "end": 9.0
      },
      {
        "step": "begin to jump up",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "begin to run up",
        "start": 22.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_0411",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0411.mp4",
    "duration": 25.6813,
    "question": "What tasks does this person complete, step by step, in practising pole vault?",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "fall to the ground",
        "start": 13.0,
        "end": 14.0
      },
      {
        "step": "begin to run up",
        "start": 18.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0412",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0412.mp4",
    "duration": 26.3082,
    "question": "List the procedural stages of what is shown in practising pole vault.",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "fall to the ground",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "begin to run up",
        "start": 18.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_0413",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0413.mp4",
    "duration": 20.9543,
    "question": "Describe what happens step by step in this video of practising pole vault",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "fall to the ground",
        "start": 15.0,
        "end": 17.0
      },
      {
        "step": "begin to run up",
        "start": 16.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0414",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0414.mp4",
    "duration": 26.9584,
    "question": "What is the order of operations in this video for practising pole vault?",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "fall to the ground",
        "start": 15.0,
        "end": 16.0
      },
      {
        "step": "begin to run up",
        "start": 18.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_0415",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0415.mp4",
    "duration": 28.6042,
    "question": "Describe the sequence of actions shown in this video for practising pole vault.",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "fall to the ground",
        "start": 13.0,
        "end": 16.0
      },
      {
        "step": "begin to run up",
        "start": 21.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_0416",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0416.mp4",
    "duration": 28.2355,
    "question": "Trace the chain of actions from start to finish for practising pole vault.",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 5.0,
        "end": 9.0
      },
      {
        "step": "fall to the ground",
        "start": 14.0,
        "end": 15.0
      },
      {
        "step": "begin to run up",
        "start": 20.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_0417",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0417.mp4",
    "duration": 29.8841,
    "question": "Outline the key actions in their correct sequence for practising pole vault.",
    "answer": [
      {
        "step": "begin to jump up",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "fall to the ground",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "begin to run up",
        "start": 22.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_0420",
    "category": "Cat6",
    "video_path": "media/coin/videos/fMN22KFQbtM.mp4",
    "duration": 232.338856,
    "question": "List the actions being performed, from first to last, for the task of making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 28.0,
        "end": 34.0
      },
      {
        "step": "juice the oranges",
        "start": 90.0,
        "end": 98.0
      },
      {
        "step": "cut oranges",
        "start": 103.0,
        "end": 171.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 172.0,
        "end": 191.0
      }
    ]
  },
  {
    "id": "cat6_coin_0421",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0421.mp4",
    "duration": 173.04,
    "question": "Break this video down into its component actions of making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 28.0,
        "end": 35.0
      },
      {
        "step": "juice the oranges",
        "start": 88.0,
        "end": 96.0
      },
      {
        "step": "cut oranges",
        "start": 101.0,
        "end": 169.0
      }
    ]
  },
  {
    "id": "cat6_coin_0424",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0424.mp4",
    "duration": 36.036,
    "question": "Recount the steps taken to accomplish this task: cut cantaloupe",
    "answer": [
      {
        "step": "cut in half",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "dig out the seeds with spoon",
        "start": 11.0,
        "end": 16.0
      },
      {
        "step": "cut off the edge",
        "start": 20.0,
        "end": 26.0
      },
      {
        "step": "slice the pulp",
        "start": 27.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_0425",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0425.mp4",
    "duration": 31.0644,
    "question": "How is this task performed? List the steps for cutting a cantaloupe.",
    "answer": [
      {
        "step": "cut in half",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "dig out the seeds with spoon",
        "start": 11.0,
        "end": 16.0
      },
      {
        "step": "cut off the edge",
        "start": 20.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_0431",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0431.mp4",
    "duration": 38.721,
    "question": "What actions are performed in this video, in sequence for cleaning a rusty pot?",
    "answer": [
      {
        "step": "pour salt and rust removal liquid",
        "start": 17.0,
        "end": 19.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 20.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0436",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0436.mp4",
    "duration": 45.6045,
    "question": "Describe what happens step by step in this video of tying a boat to a dock.",
    "answer": [
      {
        "step": "circle the rope under the bolt",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 4.0,
        "end": 21.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 31.0,
        "end": 32.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 33.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0437",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0437.mp4",
    "duration": 37.6382,
    "question": "Walk through the actions in the order they are performed for tying a boat to a dock.",
    "answer": [
      {
        "step": "circle the rope under the bolt",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 4.0,
        "end": 21.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 31.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0443",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0443.mp4",
    "duration": 32.72,
    "question": "Tell me the main steps this person performs for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 26.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_0444",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0444.mp4",
    "duration": 32.72,
    "question": "What is the action sequence depicted here for replacing a SIM card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 26.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_0455",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0455.mp4",
    "duration": 46.1941,
    "question": "What do you see happening in order in this clip? The task is replacing a wiper head.",
    "answer": [
      {
        "step": "take out the wiper",
        "start": 17.0,
        "end": 20.0
      },
      {
        "step": "install the wiper back",
        "start": 34.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_0456",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0456.mp4",
    "duration": 85.0339,
    "question": "What is the chronological sequence of events shown for replacing a bulb?",
    "answer": [
      {
        "step": "take out the old bulb",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "install the new bulb",
        "start": 76.5,
        "end": 78.5
      }
    ]
  },
  {
    "id": "cat6_coin_0457",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0457.mp4",
    "duration": 67.5498,
    "question": "List the key actions in the order they occur for replacing a bulb.",
    "answer": [
      {
        "step": "take out the old bulb",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "install the new bulb",
        "start": 23.5,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_0458",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0458.mp4",
    "duration": 24.031,
    "question": "Identify and list the procedural steps shown for installing a curtain.",
    "answer": [
      {
        "step": "drill in the wall",
        "start": 3.0,
        "end": 5.0
      },
      {
        "step": "Drill bracket into wall",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "place crossbar on shelves",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "hang up curtains",
        "start": 17.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0459",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0459.mp4",
    "duration": 18.025,
    "question": "Map out the step-by-step process in this video for installing a curtain.",
    "answer": [
      {
        "step": "drill in the wall",
        "start": 3.0,
        "end": 5.0
      },
      {
        "step": "Drill bracket into wall",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "place crossbar on shelves",
        "start": 12.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_0465",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0465.mp4",
    "duration": 60.0756,
    "question": "Describe the process shown in this video, step by step.",
    "answer": [
      {
        "step": "screw on the screws",
        "start": 11.0,
        "end": 13.0
      },
      {
        "step": "install the new toilet seat",
        "start": 26.0,
        "end": 28.0
      },
      {
        "step": "screw on the screws",
        "start": 34.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0466",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0466.mp4",
    "duration": 46.0616,
    "question": "Describe the main events in the order they happen for replacing a toilet seat.",
    "answer": [
      {
        "step": "screw on the screws",
        "start": 11.0,
        "end": 13.0
      },
      {
        "step": "install the new toilet seat",
        "start": 26.0,
        "end": 28.0
      },
      {
        "step": "screw on the screws",
        "start": 34.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0469",
    "category": "Cat6",
    "video_path": "media/coin/videos/x9JRqocmm24.mp4",
    "duration": 189.5677,
    "question": "Outline the key actions in their correct sequence for changing a mobile phone battery.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 30.0,
        "end": 34.0
      },
      {
        "step": "remove the components of the fixed battery",
        "start": 58.0,
        "end": 62.0
      },
      {
        "step": "remove the tape of the fixed battery",
        "start": 63.0,
        "end": 91.0
      },
      {
        "step": "remove the components of the fixed battery",
        "start": 94.0,
        "end": 103.0
      },
      {
        "step": "remove the tape of the fixed battery",
        "start": 104.0,
        "end": 107.0
      },
      {
        "step": "take down the old battery",
        "start": 110.0,
        "end": 112.0
      },
      {
        "step": "put on new tape",
        "start": 118.0,
        "end": 122.0
      },
      {
        "step": "load a new battery",
        "start": 123.0,
        "end": 126.0
      },
      {
        "step": "restore the fixed battery components and the back cover",
        "start": 144.0,
        "end": 176.0
      }
    ]
  },
  {
    "id": "cat6_coin_0470",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0470.mp4",
    "duration": 82.4247,
    "question": "Describe the main events in the order they happen for changing a mobile phone battery.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 19.0,
        "end": 21.0
      },
      {
        "step": "remove the components of the fixed battery",
        "start": 41.0,
        "end": 48.0
      },
      {
        "step": "remove the tape of the fixed battery",
        "start": 51.0,
        "end": 79.0
      }
    ]
  },
  {
    "id": "cat6_coin_0471",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0471.mp4",
    "duration": 29.6376,
    "question": "What tasks does this person complete, step by step for changing a mobile phone battery?",
    "answer": [
      {
        "step": "remove the components of the fixed battery",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "remove the tape of the fixed battery",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "take down the old battery",
        "start": 18.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_0472",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0472.mp4",
    "duration": 63.2692,
    "question": "Identify and list the procedural steps shown for changing a mobile phone battery.",
    "answer": [
      {
        "step": "put on new tape",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "load a new battery",
        "start": 7.0,
        "end": 19.0
      },
      {
        "step": "restore the fixed battery components and the back cover",
        "start": 28.0,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_0477",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0477.mp4",
    "duration": 49.094,
    "question": "What is done first, second, third, and so on for changing a toner cartridge?",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 19.0,
        "end": 24.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 31.0,
        "end": 37.0
      },
      {
        "step": "close the front door or cover of the printer",
        "start": 44.0,
        "end": 45.0
      }
    ]
  },
  {
    "id": "cat6_coin_0478",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0478.mp4",
    "duration": 27.1054,
    "question": "What is the chain of actions in this video for changing toner cartridge?",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 19.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_0479",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0479.mp4",
    "duration": 25.074,
    "question": "What is the chain of actions in this video for changing toner cartridge?",
    "answer": [
      {
        "step": "insert a new toner cartridge",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "close the front door or cover of the printer",
        "start": 17.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0480",
    "category": "Cat6",
    "video_path": "media/coin/videos/0cutDaLcqLg.mp4",
    "duration": 109.876822,
    "question": "What procedure is being demonstrated? List each step for ironing clothes.",
    "answer": [
      {
        "step": "get an iron prepared",
        "start": 3.0,
        "end": 7.0
      },
      {
        "step": "iron the cloths with the iron",
        "start": 8.0,
        "end": 98.0
      }
    ]
  },
  {
    "id": "cat6_coin_0481",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0481.mp4",
    "duration": 88.0723,
    "question": "Outline the key actions in their correct sequence for playing curling.",
    "answer": [
      {
        "step": "push curling",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "brush ice floor",
        "start": 62.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_0487",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0487.mp4",
    "duration": 53.7542,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 34.0
      },
      {
        "step": "rub and drag the materials",
        "start": 42.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_0490",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0490.mp4",
    "duration": 42.959,
    "question": "What is the step-by-step procedure demonstrated here for sowing?",
    "answer": [
      {
        "step": "cover with some soil",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "dig some holes on the soil",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "sow on the soil",
        "start": 16.0,
        "end": 20.0
      },
      {
        "step": "cover with some soil",
        "start": 24.0,
        "end": 27.0
      },
      {
        "step": "prepare the soil carefully",
        "start": 32.0,
        "end": 35.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 39.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0491",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0491.mp4",
    "duration": 22.959,
    "question": "Map out the step-by-step process in this video for sowing.",
    "answer": [
      {
        "step": "cover with some soil",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "dig some holes on the soil",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "sow on the soil",
        "start": 16.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0492",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0492.mp4",
    "duration": 20.599,
    "question": "Describe the process shown in this video, step by step, for sowing.",
    "answer": [
      {
        "step": "cover with some soil",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "prepare the soil carefully",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 17.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0497",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0497.mp4",
    "duration": 108.4109,
    "question": "What procedure is being demonstrated? List each step for replacing a faucet.",
    "answer": [
      {
        "step": "install the new faucet",
        "start": 2.0,
        "end": 19.0
      },
      {
        "step": "connect the water pipe",
        "start": 40.0,
        "end": 95.0
      },
      {
        "step": "open the sluice and test the new faucet",
        "start": 96.0,
        "end": 105.0
      }
    ]
  },
  {
    "id": "cat6_coin_0498",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0498.mp4",
    "duration": 108.4109,
    "question": "What is the chronological sequence of events shown for replacing a faucet?",
    "answer": [
      {
        "step": "install the new faucet",
        "start": 2.0,
        "end": 19.0
      },
      {
        "step": "connect the water pipe",
        "start": 40.0,
        "end": 95.0
      },
      {
        "step": "open the sluice and test the new faucet",
        "start": 96.0,
        "end": 105.0
      }
    ]
  },
  {
    "id": "cat6_coin_0513",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0513.mp4",
    "duration": 86.0723,
    "question": "Outline the key actions in their correct sequence for replacing rearview mirror glass.",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 4.0,
        "end": 15.0
      },
      {
        "step": "cut off the electric wire",
        "start": 26.0,
        "end": 34.0
      },
      {
        "step": "reconnect the electric wire",
        "start": 43.0,
        "end": 50.0
      },
      {
        "step": "reinstall the rearview mirror",
        "start": 63.0,
        "end": 80.0
      }
    ]
  },
  {
    "id": "cat6_coin_0514",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0514.mp4",
    "duration": 56.0723,
    "question": "What is the chain of actions in this video for replacing rearview mirror glass?",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 4.0,
        "end": 15.0
      },
      {
        "step": "cut off the electric wire",
        "start": 26.0,
        "end": 34.0
      },
      {
        "step": "reconnect the electric wire",
        "start": 43.0,
        "end": 50.0
      }
    ]
  },
  {
    "id": "cat6_coin_0522",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0522.mp4",
    "duration": 43.3913,
    "question": "What is the chronological sequence of events shown for replacing a light socket?",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 26.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0523",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0523.mp4",
    "duration": 32.3803,
    "question": "Describe what happens step by step in this video of replacing a light socket.",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 26.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_0528",
    "category": "Cat6",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "List the actions being performed, from first to last, for making a cookie.",
    "answer": [
      {
        "step": "mix raw materials",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "pour raw materials",
        "start": 16.0,
        "end": 19.0
      },
      {
        "step": "mix raw materials",
        "start": 23.0,
        "end": 36.0
      },
      {
        "step": "pour raw materials",
        "start": 37.0,
        "end": 39.0
      },
      {
        "step": "mix raw materials",
        "start": 43.0,
        "end": 50.0
      },
      {
        "step": "pour raw materials",
        "start": 66.0,
        "end": 69.0
      },
      {
        "step": "mix raw materials",
        "start": 70.0,
        "end": 76.0
      },
      {
        "step": "shape cookie",
        "start": 77.0,
        "end": 98.0
      },
      {
        "step": "pour raw materials",
        "start": 99.0,
        "end": 102.0
      },
      {
        "step": "shape cookie",
        "start": 116.0,
        "end": 150.0
      }
    ]
  },
  {
    "id": "cat6_coin_0529",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0529.mp4",
    "duration": 38.0797,
    "question": "What is the action sequence depicted here for making a cookie?",
    "answer": [
      {
        "step": "mix raw materials",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "pour raw materials",
        "start": 16.0,
        "end": 19.0
      },
      {
        "step": "mix raw materials",
        "start": 23.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_0530",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0530.mp4",
    "duration": 37.9122,
    "question": "In what order are the actions carried out for making a cookie?",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "mix raw materials",
        "start": 8.0,
        "end": 15.0
      },
      {
        "step": "pour raw materials",
        "start": 31.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_0531",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0531.mp4",
    "duration": 44.379,
    "question": "What procedure is being demonstrated? List each step for making a cookie.",
    "answer": [
      {
        "step": "mix raw materials",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "shape cookie",
        "start": 11.0,
        "end": 30.0
      },
      {
        "step": "pour raw materials",
        "start": 31.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0545",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0545.mp4",
    "duration": 107.3178,
    "question": "What procedure is being demonstrated? List each step for doing lino printing.",
    "answer": [
      {
        "step": "draw black patterns",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "transfer pattern to board or tarpaulin",
        "start": 18.5,
        "end": 32.0
      },
      {
        "step": "scrape tarpaulin without ink",
        "start": 34.5,
        "end": 64.5
      },
      {
        "step": "cut the tarpaulin",
        "start": 65.0,
        "end": 80.5
      },
      {
        "step": "ink the marked area",
        "start": 84.5,
        "end": 89.0
      },
      {
        "step": "transfer print",
        "start": 89.5,
        "end": 104.5
      }
    ]
  },
  {
    "id": "cat6_coin_0546",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0546.mp4",
    "duration": 67.3112,
    "question": "What is done first, second, third, and so on in do lino printing?",
    "answer": [
      {
        "step": "draw black patterns",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "transfer pattern to board or tarpaulin",
        "start": 18.5,
        "end": 32.0
      },
      {
        "step": "scrape tarpaulin without ink",
        "start": 34.5,
        "end": 64.5
      }
    ]
  },
  {
    "id": "cat6_coin_0547",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0547.mp4",
    "duration": 47.4984,
    "question": "In what order are the actions carried out for do lino printing?",
    "answer": [
      {
        "step": "cut the tarpaulin",
        "start": 4.0,
        "end": 17.5
      },
      {
        "step": "ink the marked area",
        "start": 26.0,
        "end": 28.0
      },
      {
        "step": "transfer print",
        "start": 26.5,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_0559",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0559.mp4",
    "duration": 103.0723,
    "question": "What is the chronological sequence of events shown for replacing the filter for an air purifier?",
    "answer": [
      {
        "step": "take out the filter",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "fit on the shell",
        "start": 58.0,
        "end": 68.0
      },
      {
        "step": "fit on the filter",
        "start": 75.0,
        "end": 80.0
      },
      {
        "step": "fit on the shell",
        "start": 87.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_0560",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0560.mp4",
    "duration": 93.0723,
    "question": "List the actions being performed, from first to last, for replacing the filter for an air purifier.",
    "answer": [
      {
        "step": "take out the filter",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "fit on the shell",
        "start": 58.0,
        "end": 68.0
      },
      {
        "step": "fit on the filter",
        "start": 75.0,
        "end": 80.0
      }
    ]
  },
  {
    "id": "cat6_coin_0567",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0567.mp4",
    "duration": 77.08,
    "question": "What is the order of operations in this video for putting on hair extensions?",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "put on the hair extensions",
        "start": 13.0,
        "end": 55.0
      },
      {
        "step": "put down the hair and comb",
        "start": 64.0,
        "end": 73.0
      }
    ]
  },
  {
    "id": "cat6_coin_0568",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0568.mp4",
    "duration": 77.08,
    "question": "What are the main steps of putting on hair extensions?",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "put on the hair extensions",
        "start": 13.0,
        "end": 55.0
      },
      {
        "step": "put down the hair and comb",
        "start": 64.0,
        "end": 73.0
      }
    ]
  },
  {
    "id": "cat6_coin_0569",
    "category": "Cat6",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "What operations are performed, in chronological order, for cutting youtiao?",
    "answer": [
      {
        "step": "fry the dough",
        "start": 1.0,
        "end": 2.0
      },
      {
        "step": "flatten the dough",
        "start": 13.0,
        "end": 23.0
      },
      {
        "step": "fry the dough",
        "start": 42.0,
        "end": 90.0
      }
    ]
  },
  {
    "id": "cat6_coin_0570",
    "category": "Cat6",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "What is the order of operations in this video for making youtiao?",
    "answer": [
      {
        "step": "fry the dough",
        "start": 1.0,
        "end": 2.0
      },
      {
        "step": "flatten the dough",
        "start": 13.0,
        "end": 23.0
      },
      {
        "step": "fry the dough",
        "start": 42.0,
        "end": 83.0
      }
    ]
  },
  {
    "id": "cat6_coin_0571",
    "category": "Cat6",
    "video_path": "media/coin/videos/uCtImBV_N4E.mp4",
    "duration": 232.8497,
    "question": "Provide the ordered list of actions from this video for replacing a wiper head.",
    "answer": [
      {
        "step": "take out the wiper",
        "start": 21.92,
        "end": 42.0
      },
      {
        "step": "take out the old rubber sleeve from the wiper head",
        "start": 84.0,
        "end": 89.0
      },
      {
        "step": "take out the blade from the old rubber sleeve",
        "start": 95.0,
        "end": 118.0
      },
      {
        "step": "put the balde into the new rubber sleeve",
        "start": 129.0,
        "end": 146.0
      },
      {
        "step": "put the new rubber sleeve into the wiper head",
        "start": 179.0,
        "end": 198.0
      },
      {
        "step": "install the wiper back",
        "start": 202.0,
        "end": 213.0
      }
    ]
  },
  {
    "id": "cat6_coin_0572",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0572.mp4",
    "duration": 104.739,
    "question": "What is done first, second, third, and so on in replacing a wiper head?",
    "answer": [
      {
        "step": "take out the wiper",
        "start": 1.9,
        "end": 22.0
      },
      {
        "step": "take out the old rubber sleeve from the wiper head",
        "start": 69.0,
        "end": 73.0
      },
      {
        "step": "take out the blade from the old rubber sleeve",
        "start": 75.0,
        "end": 98.0
      }
    ]
  },
  {
    "id": "cat6_coin_0573",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0573.mp4",
    "duration": 92.219,
    "question": "Map out the step-by-step process in this video for replacing a wiper head.",
    "answer": [
      {
        "step": "put the balde into the new rubber sleeve",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "put the new rubber sleeve into the wiper head",
        "start": 60.0,
        "end": 71.0
      },
      {
        "step": "install the wiper back",
        "start": 79.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_0574",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0574.mp4",
    "duration": 23.0723,
    "question": "What are the main steps of replacing blade of a saw?",
    "answer": [
      {
        "step": "take out the blade",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "install the new blade",
        "start": 14.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0579",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0579.mp4",
    "duration": 45.421,
    "question": "What are the main steps of making soap?",
    "answer": [
      {
        "step": "put the melted soap block into the vessel",
        "start": 5.0,
        "end": 11.0
      },
      {
        "step": "take out after freezing",
        "start": 31.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0580",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0580.mp4",
    "duration": 45.421,
    "question": "What is the chronological sequence of events shown for making soap?",
    "answer": [
      {
        "step": "put the melted soap block into the vessel",
        "start": 5.0,
        "end": 11.0
      },
      {
        "step": "take out after freezing",
        "start": 31.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0582",
    "category": "Cat6",
    "video_path": "media/coin/videos/cU-rvLKIe_I.mp4",
    "duration": 76.648333,
    "question": "Identify and list the procedural steps shown for cleaning shrimp.",
    "answer": [
      {
        "step": "remove the head",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "remove the tail",
        "start": 10.5,
        "end": 15.5
      },
      {
        "step": "remove the shrimp shell",
        "start": 15.0,
        "end": 33.0
      },
      {
        "step": "remove the vein",
        "start": 51.5,
        "end": 68.5
      }
    ]
  },
  {
    "id": "cat6_coin_0583",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0583.mp4",
    "duration": 35.035,
    "question": "Give the step-by-step breakdown of what happens in cleaning shrimp.",
    "answer": [
      {
        "step": "remove the head",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "remove the tail",
        "start": 8.5,
        "end": 10.5
      },
      {
        "step": "remove the shrimp shell",
        "start": 13.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_0594",
    "category": "Cat6",
    "video_path": "media/coin/videos/B-y8hFFSjXM.mp4",
    "duration": 115.263844,
    "question": "How is this task performed? List the steps of raising a flag?",
    "answer": [
      {
        "step": "line up for admission",
        "start": 1.0,
        "end": 13.0
      },
      {
        "step": "raise the national flag",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "line up for admission",
        "start": 40.0,
        "end": 72.0
      },
      {
        "step": "raise the national flag",
        "start": 81.0,
        "end": 110.0
      }
    ]
  },
  {
    "id": "cat6_coin_0595",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0595.mp4",
    "duration": 55.055,
    "question": "List the actions being performed, from first to last, for raising a flag.",
    "answer": [
      {
        "step": "line up for admission",
        "start": 1.0,
        "end": 13.0
      },
      {
        "step": "raise the national flag",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "line up for admission",
        "start": 40.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_0596",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0596.mp4",
    "duration": 58.7036,
    "question": "Describe the sequence of actions shown in this video for raising a flag.",
    "answer": [
      {
        "step": "line up for admission",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "raise the national flag",
        "start": 26.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_0602",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0602.mp4",
    "duration": 57.02,
    "question": "Describe the sequence of actions shown in this video for changing a toner cartridge.",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 33.0,
        "end": 41.0
      },
      {
        "step": "close the front door or cover of the printer",
        "start": 44.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_0603",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0603.mp4",
    "duration": 45.02,
    "question": "What is the order of operations in this video for changing toner cartridge?",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 33.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_0607",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0607.mp4",
    "duration": 24.0916,
    "question": "Identify the main actions and their order for refilling a fountain pen.",
    "answer": [
      {
        "step": "take off the shell",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "absorb some ink slowly",
        "start": 9.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0631",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0631.mp4",
    "duration": 45.3519,
    "question": "What tasks are carried out, in what order for cutting and installing a bicycle rack?",
    "answer": [
      {
        "step": "mount the bracket to the back of the car",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "place the bicycle on the bracket",
        "start": 27.0,
        "end": 31.0
      },
      {
        "step": "fasten the strap",
        "start": 32.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_0632",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0632.mp4",
    "duration": 45.3519,
    "question": "Provide the ordered list of actions from this video for installing a bicycle rack.",
    "answer": [
      {
        "step": "mount the bracket to the back of the car",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "place the bicycle on the bracket",
        "start": 27.0,
        "end": 31.0
      },
      {
        "step": "fasten the strap",
        "start": 32.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_0635",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0635.mp4",
    "duration": 77.606,
    "question": "Describe what happens step by step in this video.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 6.0,
        "end": 11.0
      },
      {
        "step": "take down the old battery",
        "start": 24.0,
        "end": 28.0
      },
      {
        "step": "load a new battery",
        "start": 38.0,
        "end": 42.0
      },
      {
        "step": "restore the fixed battery components and the back cover",
        "start": 48.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_0636",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0636.mp4",
    "duration": 53.606,
    "question": "How is this task performed? List the steps for changing a mobile phone battery.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 6.0,
        "end": 11.0
      },
      {
        "step": "take down the old battery",
        "start": 24.0,
        "end": 28.0
      },
      {
        "step": "load a new battery",
        "start": 38.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_0637",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0637.mp4",
    "duration": 104.0723,
    "question": "Identify the main actions and their order for washing dishes.",
    "answer": [
      {
        "step": "add detergent and make bubble",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "wipe the dish",
        "start": 11.0,
        "end": 14.0
      },
      {
        "step": "rinse the dish",
        "start": 15.0,
        "end": 101.0
      }
    ]
  },
  {
    "id": "cat6_coin_0638",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0638.mp4",
    "duration": 20.0723,
    "question": "List each distinct action in the order it appears for washing dishes.",
    "answer": [
      {
        "step": "add detergent and make bubble",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "wipe the dish",
        "start": 11.0,
        "end": 14.0
      },
      {
        "step": "rinse the dish",
        "start": 13.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_0639",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0639.mp4",
    "duration": 50.0676,
    "question": "How is this task performed? List the steps of using a jack.",
    "answer": [
      {
        "step": "raise the jack up",
        "start": 2.0,
        "end": 33.0
      },
      {
        "step": "set the underprop",
        "start": 34.0,
        "end": 46.0
      }
    ]
  },
  {
    "id": "cat6_coin_0642",
    "category": "Cat6",
    "video_path": "media/coin/videos/J-Pjl07MJCw.mp4",
    "duration": 28.361667,
    "question": "What series of actions is shown here for playing frisbee with a dog?",
    "answer": [
      {
        "step": "chase for the frisbee",
        "start": 0.5,
        "end": 6.0
      },
      {
        "step": "bring the frisbee back",
        "start": 6.5,
        "end": 26.5
      }
    ]
  },
  {
    "id": "cat6_coin_0643",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0643.mp4",
    "duration": 79.859,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "clean up the interior of thepumpkin",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "carve along the outline",
        "start": 7.0,
        "end": 19.0
      },
      {
        "step": "place light into pumpkin",
        "start": 75.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_0644",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0644.mp4",
    "duration": 79.859,
    "question": "Identify the ordered steps shown in this clip of carving a pumpkin.",
    "answer": [
      {
        "step": "clean up the interior of thepumpkin",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "carve along the outline",
        "start": 7.0,
        "end": 19.0
      },
      {
        "step": "place light into pumpkin",
        "start": 75.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_0650",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0650.mp4",
    "duration": 37.9272,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "Pouring purple liquid into cup",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "prepare a vacant vessel",
        "start": 12.0,
        "end": 16.0
      },
      {
        "step": "put the melted soap block into the vessel",
        "start": 17.0,
        "end": 19.0
      },
      {
        "step": "take out after freezing",
        "start": 22.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0651",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0651.mp4",
    "duration": 21.9529,
    "question": "What do you see happening in order in this clip of making soap?",
    "answer": [
      {
        "step": "Pouring purple liquid into cup",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "prepare a vacant vessel",
        "start": 12.0,
        "end": 16.0
      }
    ]
  },
  {
    "id": "cat6_coin_0652",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0652.mp4",
    "duration": 18.5555,
    "question": "In what order are the actions carried out for making soap?",
    "answer": [
      {
        "step": "put the melted soap block into the vessel",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "take out after freezing",
        "start": 9.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_0653",
    "category": "Cat6",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.556911,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 26.0,
        "end": 72.0
      },
      {
        "step": "jack up the car",
        "start": 93.0,
        "end": 124.0
      },
      {
        "step": "unscrew the screw",
        "start": 126.0,
        "end": 163.0
      },
      {
        "step": "remove the tire",
        "start": 164.0,
        "end": 195.0
      }
    ]
  },
  {
    "id": "cat6_coin_0654",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0654.mp4",
    "duration": 143.74,
    "question": "What are the main steps of changing a car tire?",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 17.0,
        "end": 32.0
      },
      {
        "step": "jack up the car",
        "start": 73.0,
        "end": 100.0
      },
      {
        "step": "unscrew the screw",
        "start": 105.0,
        "end": 139.0
      }
    ]
  },
  {
    "id": "cat6_coin_0658",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0658.mp4",
    "duration": 46.1007,
    "question": "What do you see happening in order in this clip of making a pizza?",
    "answer": [
      {
        "step": "knead the dough",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "unroll the dough",
        "start": 25.0,
        "end": 28.0
      },
      {
        "step": "bake pizza",
        "start": 29.0,
        "end": 33.0
      },
      {
        "step": "add seasoning",
        "start": 34.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0659",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0659.mp4",
    "duration": 36.1007,
    "question": "Outline the key actions in their correct sequence for making pizza.",
    "answer": [
      {
        "step": "knead the dough",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "unroll the dough",
        "start": 25.0,
        "end": 28.0
      },
      {
        "step": "bake pizza",
        "start": 29.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_0660",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0660.mp4",
    "duration": 27.7273,
    "question": "What does the person do in sequence to refill a stapler?",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 4.0,
        "end": 11.0
      },
      {
        "step": "insert the stapler pins",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "close up the stapler",
        "start": 21.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_0661",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0661.mp4",
    "duration": 27.7273,
    "question": "What does the person do in sequence for refilling a stapler?",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 4.0,
        "end": 11.0
      },
      {
        "step": "insert the stapler pins",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "close up the stapler",
        "start": 21.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_0662",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0662.mp4",
    "duration": 60.752,
    "question": "What are the main steps of cleaning a hamster cage?",
    "answer": [
      {
        "step": "clean toys and hamster cages",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "remove the hamster from the hamster cage",
        "start": 19.0,
        "end": 27.0
      },
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 29.0,
        "end": 32.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 33.0,
        "end": 45.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 46.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_0663",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0663.mp4",
    "duration": 20.752,
    "question": "Walk through the actions in the order they are performed for cleaning a hamster cage.",
    "answer": [
      {
        "step": "clean toys and hamster cages",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 16.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0664",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0664.mp4",
    "duration": 30.252,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "remove the hamster from the hamster cage",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 16.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0677",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0677.mp4",
    "duration": 19.054,
    "question": "What tasks does this person complete, step by step for making pickles?",
    "answer": [
      {
        "step": "put the ingredients into the can",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "Placing cucumber slices into a jar",
        "start": 11.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_0680",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0680.mp4",
    "duration": 130.0417,
    "question": "What steps are involved in this procedure of making a bed?",
    "answer": [
      {
        "step": "insert the quilt into the quilt cover",
        "start": 0.0,
        "end": 101.0
      },
      {
        "step": "put the quilt on the bed",
        "start": 102.0,
        "end": 115.0
      },
      {
        "step": "insert the pillow into the pillow cover",
        "start": 122.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_0681",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0681.mp4",
    "duration": 130.0417,
    "question": "Describe the sequence of actions shown in this video for making a bed.",
    "answer": [
      {
        "step": "insert the quilt into the quilt cover",
        "start": 0.0,
        "end": 101.0
      },
      {
        "step": "put the quilt on the bed",
        "start": 102.0,
        "end": 115.0
      },
      {
        "step": "insert the pillow into the pillow cover",
        "start": 122.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_0683",
    "category": "Cat6",
    "video_path": "media/coin/videos/w3H0wEoW-io.mp4",
    "duration": 123.576589,
    "question": "What are the individual steps of this process of practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 5.0,
        "end": 10.0
      },
      {
        "step": "begin to practise karate",
        "start": 23.0,
        "end": 110.0
      },
      {
        "step": "exit from the area and salute",
        "start": 111.0,
        "end": 122.0
      }
    ]
  },
  {
    "id": "cat6_coin_0684",
    "category": "Cat6",
    "video_path": "media/coin/videos/w3H0wEoW-io.mp4",
    "duration": 123.576589,
    "question": "What are the main steps of practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 5.0,
        "end": 10.0
      },
      {
        "step": "begin to practise karate",
        "start": 23.0,
        "end": 110.0
      },
      {
        "step": "exit from the area and salute",
        "start": 111.0,
        "end": 122.0
      }
    ]
  },
  {
    "id": "cat6_coin_0685",
    "category": "Cat6",
    "video_path": "media/coin/videos/22cS0_SGd-o.mp4",
    "duration": 111.315,
    "question": "Tell me the main steps this person performs for washing hair.",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 0.0,
        "end": 64.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 63.0,
        "end": 67.5
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 68.0,
        "end": 79.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 79.5,
        "end": 111.0
      }
    ]
  },
  {
    "id": "cat6_coin_0686",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0686.mp4",
    "duration": 69.5333,
    "question": "Describe the sequence of actions shown in this video for washing hair.",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 0.0,
        "end": 64.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 63.0,
        "end": 67.5
      }
    ]
  },
  {
    "id": "cat6_coin_0691",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0691.mp4",
    "duration": 71.8071,
    "question": "Tell me the main steps this person performs for replacing a light socket.",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 61.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0705",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0705.mp4",
    "duration": 61.0433,
    "question": "Break this video down into its component actions. What are the main steps of cleaning a bathtub?",
    "answer": [
      {
        "step": "scrub the bathtub",
        "start": 4.0,
        "end": 20.0
      },
      {
        "step": "clean bathtub with water",
        "start": 38.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_0706",
    "category": "Cat6",
    "video_path": "media/coin/videos/mT7xxa-a1S4.mp4",
    "duration": 96.478911,
    "question": "What are the sequential actions in this clip?",
    "answer": [
      {
        "step": "remove the shrimp shell",
        "start": 5.5,
        "end": 33.0
      },
      {
        "step": "remove the vein",
        "start": 33.5,
        "end": 50.5
      },
      {
        "step": "remove the shrimp shell",
        "start": 56.0,
        "end": 80.5
      },
      {
        "step": "remove the vein",
        "start": 81.0,
        "end": 92.0
      }
    ]
  },
  {
    "id": "cat6_coin_0707",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0707.mp4",
    "duration": 82.5491,
    "question": "What tasks does this person complete, step by step for cleaning shrimp?",
    "answer": [
      {
        "step": "remove the shrimp shell",
        "start": 2.0,
        "end": 29.5
      },
      {
        "step": "remove the vein",
        "start": 30.0,
        "end": 47.0
      },
      {
        "step": "remove the shrimp shell",
        "start": 65.5,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_0712",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0712.mp4",
    "duration": 56.5612,
    "question": "What is the chronological sequence of events shown for assembling an office chair?",
    "answer": [
      {
        "step": "assemble the cushion and the backrest",
        "start": 2.0,
        "end": 41.0
      },
      {
        "step": "connect the chair and the base",
        "start": 48.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_0713",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0713.mp4",
    "duration": 56.5612,
    "question": "What are the main steps of assembling an office chair?",
    "answer": [
      {
        "step": "assemble the cushion and the backrest",
        "start": 2.0,
        "end": 41.0
      },
      {
        "step": "connect the chair and the base",
        "start": 48.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_0718",
    "category": "Cat6",
    "video_path": "media/coin/videos/FfuBO3-K8AQ.mp4",
    "duration": 194.721667,
    "question": "Describe the sequence of actions shown in this video for using a triple beam balance.",
    "answer": [
      {
        "step": "correct the balance zero",
        "start": 32.0,
        "end": 64.0
      },
      {
        "step": "put the sample to be measured on the balance",
        "start": 95.0,
        "end": 97.0
      },
      {
        "step": "put the weight until the balance is balanced",
        "start": 101.0,
        "end": 189.0
      }
    ]
  },
  {
    "id": "cat6_coin_0719",
    "category": "Cat6",
    "video_path": "media/coin/videos/FfuBO3-K8AQ.mp4",
    "duration": 194.721667,
    "question": "What are the main steps of using a triple beam balance?",
    "answer": [
      {
        "step": "correct the balance zero",
        "start": 32.0,
        "end": 64.0
      },
      {
        "step": "put the sample to be measured on the balance",
        "start": 95.0,
        "end": 97.0
      },
      {
        "step": "put the weight until the balance is balanced",
        "start": 101.0,
        "end": 189.0
      }
    ]
  },
  {
    "id": "cat6_coin_0720",
    "category": "Cat6",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 8.5,
        "end": 35.5
      },
      {
        "step": "fry or roast or braise",
        "start": 44.5,
        "end": 95.0
      },
      {
        "step": "take out the shell",
        "start": 110.0,
        "end": 138.5
      }
    ]
  },
  {
    "id": "cat6_coin_0721",
    "category": "Cat6",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "Trace the chain of actions from start to finish for roasting chestnuts.",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 8.5,
        "end": 35.5
      },
      {
        "step": "fry or roast or braise",
        "start": 44.5,
        "end": 95.0
      },
      {
        "step": "take out the shell",
        "start": 110.0,
        "end": 138.5
      }
    ]
  },
  {
    "id": "cat6_coin_0722",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0722.mp4",
    "duration": 86.4283,
    "question": "Identify and list the procedural steps shown for changing bike tires.",
    "answer": [
      {
        "step": "remove the tire",
        "start": 2.0,
        "end": 38.0
      },
      {
        "step": "load the tire",
        "start": 39.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_0723",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0723.mp4",
    "duration": 37.8723,
    "question": "What tasks are carried out, in what order for cutting an omelet?",
    "answer": [
      {
        "step": "pour the egg into the pot",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "fry eggs",
        "start": 4.0,
        "end": 14.0
      },
      {
        "step": "pour the egg into the pot",
        "start": 15.0,
        "end": 19.0
      },
      {
        "step": "fry eggs",
        "start": 20.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_0724",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0724.mp4",
    "duration": 21.8723,
    "question": "Describe the main events in the order they happen for cooking an omelet.",
    "answer": [
      {
        "step": "pour the egg into the pot",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "fry eggs",
        "start": 4.0,
        "end": 14.0
      },
      {
        "step": "pour the egg into the pot",
        "start": 15.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_0731",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0731.mp4",
    "duration": 34.438,
    "question": "What steps does the person take to complete this task to clean a wooden floor?",
    "answer": [
      {
        "step": "Holding up a red spatula",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "wash the floor",
        "start": 5.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0732",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0732.mp4",
    "duration": 34.438,
    "question": "Outline the key actions in their correct sequence for cleaning a wooden floor.",
    "answer": [
      {
        "step": "Holding up a red spatula",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "wash the floor",
        "start": 5.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0738",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0738.mp4",
    "duration": 88.5713,
    "question": "What steps does the person take to complete this task?",
    "answer": [
      {
        "step": "take out the plant",
        "start": 15.0,
        "end": 35.5
      },
      {
        "step": "put in the plant",
        "start": 66.5,
        "end": 70.5
      },
      {
        "step": "fill with some soil",
        "start": 74.5,
        "end": 83.0
      }
    ]
  },
  {
    "id": "cat6_coin_0739",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0739.mp4",
    "duration": 79.5713,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 15.0,
        "end": 35.5
      },
      {
        "step": "put in the plant",
        "start": 66.5,
        "end": 70.5
      }
    ]
  },
  {
    "id": "cat6_coin_0741",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0741.mp4",
    "duration": 53.9615,
    "question": "Break this video down into its component actions. What are the main steps of making a cocktail?",
    "answer": [
      {
        "step": "pour into the ingredients",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "shake the mixture",
        "start": 21.0,
        "end": 24.0
      },
      {
        "step": "pour in after mix it",
        "start": 30.0,
        "end": 33.0
      },
      {
        "step": "decorate with fruit",
        "start": 39.0,
        "end": 43.0
      },
      {
        "step": "pour in after mix it",
        "start": 48.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_0742",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0742.mp4",
    "duration": 35.9769,
    "question": "Describe what happens step by step in this video of making a cocktail.",
    "answer": [
      {
        "step": "pour into the ingredients",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "shake the mixture",
        "start": 21.0,
        "end": 24.0
      },
      {
        "step": "pour in after mix it",
        "start": 30.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_0743",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0743.mp4",
    "duration": 61.0723,
    "question": "Describe what happens step by step in this video of putting on hair extensions.",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "put on the hair extensions",
        "start": 17.0,
        "end": 33.0
      },
      {
        "step": "put down the hair and comb",
        "start": 34.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_0744",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0744.mp4",
    "duration": 61.0723,
    "question": "What do you see happening in order in this clip of putting on hair extensions?",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "put on the hair extensions",
        "start": 17.0,
        "end": 33.0
      },
      {
        "step": "put down the hair and comb",
        "start": 34.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_0751",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0751.mp4",
    "duration": 146.0679,
    "question": "What is the chronological sequence of events shown for making soap?",
    "answer": [
      {
        "step": "melt the soap block",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "put the melted soap block into the vessel",
        "start": 46.0,
        "end": 52.0
      },
      {
        "step": "take out after freezing",
        "start": 61.0,
        "end": 67.0
      },
      {
        "step": "melt the soap block",
        "start": 86.0,
        "end": 98.0
      },
      {
        "step": "put the melted soap block into the vessel",
        "start": 112.0,
        "end": 116.0
      },
      {
        "step": "melt the soap block",
        "start": 130.0,
        "end": 140.0
      },
      {
        "step": "take out after freezing",
        "start": 139.0,
        "end": 143.0
      }
    ]
  },
  {
    "id": "cat6_coin_0752",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0752.mp4",
    "duration": 70.0753,
    "question": "What sequence of actions makes up this task of making soap?",
    "answer": [
      {
        "step": "melt the soap block",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "put the melted soap block into the vessel",
        "start": 46.0,
        "end": 52.0
      },
      {
        "step": "take out after freezing",
        "start": 61.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_0753",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0753.mp4",
    "duration": 34.9609,
    "question": "What series of actions is shown here for making soap?",
    "answer": [
      {
        "step": "melt the soap block",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "put the melted soap block into the vessel",
        "start": 28.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0764",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0764.mp4",
    "duration": 130.1006,
    "question": "Describe the sequence of actions shown in this video for making cookies.",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "mix raw materials",
        "start": 9.0,
        "end": 25.0
      },
      {
        "step": "pour raw materials",
        "start": 26.0,
        "end": 32.0
      },
      {
        "step": "mix raw materials",
        "start": 33.0,
        "end": 38.0
      },
      {
        "step": "pour raw materials",
        "start": 39.0,
        "end": 42.0
      },
      {
        "step": "mix raw materials",
        "start": 43.0,
        "end": 66.0
      },
      {
        "step": "pour raw materials",
        "start": 67.0,
        "end": 70.0
      },
      {
        "step": "mix raw materials",
        "start": 71.0,
        "end": 77.0
      },
      {
        "step": "shape cookie",
        "start": 87.0,
        "end": 100.0
      }
    ]
  },
  {
    "id": "cat6_coin_0765",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0765.mp4",
    "duration": 36.09,
    "question": "What steps are involved in this procedure of making a cookie?",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "mix raw materials",
        "start": 9.0,
        "end": 25.0
      },
      {
        "step": "pour raw materials",
        "start": 26.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_0766",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0766.mp4",
    "duration": 40.0423,
    "question": "List the stages of this activity chronologically for making a cookie.",
    "answer": [
      {
        "step": "mix raw materials",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "pour raw materials",
        "start": 10.0,
        "end": 11.0
      },
      {
        "step": "mix raw materials",
        "start": 12.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_0767",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0767.mp4",
    "duration": 65.0406,
    "question": "What series of actions is shown here for making a cookie?",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 3.0,
        "end": 5.0
      },
      {
        "step": "mix raw materials",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "shape cookie",
        "start": 22.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_0769",
    "category": "Cat6",
    "video_path": "media/coin/videos/5SvJ4ewQwoU.mp4",
    "duration": 123.367611,
    "question": "Identify and list the procedural steps shown for replacing a memory chip.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 35.0,
        "end": 43.0
      },
      {
        "step": "remove the old memory chip",
        "start": 64.0,
        "end": 70.0
      },
      {
        "step": "install the new memory chip",
        "start": 72.0,
        "end": 96.0
      },
      {
        "step": "fit on the shell",
        "start": 97.0,
        "end": 122.0
      }
    ]
  },
  {
    "id": "cat6_coin_0770",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0770.mp4",
    "duration": 80.819,
    "question": "Trace the chain of actions from start to finish for replacing a memory chip.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 18.0,
        "end": 25.0
      },
      {
        "step": "remove the old memory chip",
        "start": 46.0,
        "end": 52.0
      },
      {
        "step": "install the new memory chip",
        "start": 54.0,
        "end": 78.0
      }
    ]
  },
  {
    "id": "cat6_coin_0782",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0782.mp4",
    "duration": 107.2551,
    "question": "Describe the sequence of actions shown in this video for pumping up a bicycle tire.",
    "answer": [
      {
        "step": "pump up to the tire",
        "start": 2.0,
        "end": 96.0
      },
      {
        "step": "install the air nozzle",
        "start": 95.0,
        "end": 98.0
      },
      {
        "step": "pump up to the tire",
        "start": 99.0,
        "end": 100.0
      },
      {
        "step": "remove the air nozzle",
        "start": 101.0,
        "end": 103.0
      }
    ]
  },
  {
    "id": "cat6_coin_0783",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0783.mp4",
    "duration": 102.2835,
    "question": "What tasks are carried out, in what order for pumping up a bicycle tire?",
    "answer": [
      {
        "step": "pump up to the tire",
        "start": 2.0,
        "end": 96.0
      },
      {
        "step": "install the air nozzle",
        "start": 95.0,
        "end": 98.0
      }
    ]
  },
  {
    "id": "cat6_coin_0784",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0784.mp4",
    "duration": 53.499,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "turn the suspension link",
        "start": 32.0,
        "end": 44.0
      },
      {
        "step": "open the bottle carefully",
        "start": 48.0,
        "end": 50.0
      }
    ]
  },
  {
    "id": "cat6_coin_0785",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0785.mp4",
    "duration": 47.499,
    "question": "What is the step-by-step procedure demonstrated here for opening a champagne bottle?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "turn the suspension link",
        "start": 32.0,
        "end": 44.0
      }
    ]
  },
  {
    "id": "cat6_coin_0813",
    "category": "Cat6",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "In what order are the actions carried out for cutting frisbee with a dog?",
    "answer": [
      {
        "step": "chase for the frisbee",
        "start": 1.0,
        "end": 7.0
      },
      {
        "step": "bring the frisbee back",
        "start": 7.5,
        "end": 14.5
      },
      {
        "step": "chase for the frisbee",
        "start": 20.0,
        "end": 25.0
      },
      {
        "step": "catch the frisbee with mouse",
        "start": 23.5,
        "end": 24.5
      },
      {
        "step": "bring the frisbee back",
        "start": 25.0,
        "end": 38.5
      },
      {
        "step": "chase for the frisbee",
        "start": 42.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_0814",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0814.mp4",
    "duration": 25.0333,
    "question": "What steps are involved in this procedure of playing frisbee with a dog?",
    "answer": [
      {
        "step": "chase for the frisbee",
        "start": 1.0,
        "end": 7.0
      },
      {
        "step": "bring the frisbee back",
        "start": 7.5,
        "end": 14.5
      },
      {
        "step": "chase for the frisbee",
        "start": 20.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_0815",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0815.mp4",
    "duration": 27.52,
    "question": "What are the main steps of playing frisbee with a dog?",
    "answer": [
      {
        "step": "catch the frisbee with mouse",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "bring the frisbee back",
        "start": 3.5,
        "end": 17.0
      },
      {
        "step": "chase for the frisbee",
        "start": 20.5,
        "end": 25.5
      }
    ]
  },
  {
    "id": "cat6_coin_0816",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0816.mp4",
    "duration": 50.05,
    "question": "Break this video down into its component actions. What are the main steps of cutting a mango?",
    "answer": [
      {
        "step": "remove the core",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "cut the flesh",
        "start": 7.0,
        "end": 21.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 38.0,
        "end": 44.0
      }
    ]
  },
  {
    "id": "cat6_coin_0817",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0817.mp4",
    "duration": 50.05,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "remove the core",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "cut the flesh",
        "start": 7.0,
        "end": 21.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 38.0,
        "end": 44.0
      }
    ]
  },
  {
    "id": "cat6_coin_0819",
    "category": "Cat6",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "What operations are performed, in chronological order, for cutting a hamster cage?",
    "answer": [
      {
        "step": "clean toys and hamster cages",
        "start": 7.0,
        "end": 132.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 140.0,
        "end": 172.0
      }
    ]
  },
  {
    "id": "cat6_coin_0821",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0821.mp4",
    "duration": 87.1723,
    "question": "Outline the key actions in their correct sequence for cleaning a hamster cage.",
    "answer": [
      {
        "step": "clean toys and hamster cages",
        "start": 2.0,
        "end": 45.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 53.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_0822",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0822.mp4",
    "duration": 19.422,
    "question": "Describe the sequence of actions shown in this video.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "begin to jump up",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "fall to the ground",
        "start": 15.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0823",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0823.mp4",
    "duration": 19.422,
    "question": "What are the individual steps of this process of practising pole vault?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "begin to jump up",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "fall to the ground",
        "start": 15.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_0832",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0832.mp4",
    "duration": 14.8872,
    "question": "What is the step-by-step procedure demonstrated here for refilling a stapler?",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "insert the stapler pins",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "close up the stapler",
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_0833",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0833.mp4",
    "duration": 14.8872,
    "question": "Outline the key actions in their correct sequence for refilling a stapler.",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "insert the stapler pins",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "close up the stapler",
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_0850",
    "category": "Cat6",
    "video_path": "media/coin/videos/kE1HgUxYwxs.mp4",
    "duration": 71.888333,
    "question": "Map out the step-by-step process in this video of replacing a faucet.",
    "answer": [
      {
        "step": "close the sluice and empty and disconnect the water pipe",
        "start": 9.0,
        "end": 25.0
      },
      {
        "step": "remove the old faucet",
        "start": 26.0,
        "end": 28.0
      },
      {
        "step": "install the new faucet",
        "start": 32.0,
        "end": 42.0
      },
      {
        "step": "connect the water pipe",
        "start": 43.0,
        "end": 55.0
      },
      {
        "step": "open the sluice and test the new faucet",
        "start": 56.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_0851",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0851.mp4",
    "duration": 38.7423,
    "question": "What is done first, second, third, and so on for replacing a faucet?",
    "answer": [
      {
        "step": "close the sluice and empty and disconnect the water pipe",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "remove the old faucet",
        "start": 20.0,
        "end": 24.0
      },
      {
        "step": "install the new faucet",
        "start": 25.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_0860",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0860.mp4",
    "duration": 6.5712,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "rise to the sky",
        "start": 1.0,
        "end": 3.0
      },
      {
        "step": "ski down from the hill",
        "start": 3.0,
        "end": 6.0
      }
    ]
  },
  {
    "id": "cat6_coin_0862",
    "category": "Cat6",
    "video_path": "media/coin/videos/tMRAEAHbBIo.mp4",
    "duration": 32.251667,
    "question": "Tell me the main steps this person performs for wrapping a gift box.",
    "answer": [
      {
        "step": "stick with the tape and wrap",
        "start": 1.0,
        "end": 11.0
      },
      {
        "step": "decorate the wrapped gift",
        "start": 11.5,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_0863",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0863.mp4",
    "duration": 20.98,
    "question": "What tasks does this person complete, step by step for performing CPR?",
    "answer": [
      {
        "step": "check the pulse of the patient",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "check the breath of the patient",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "press the chest of the patient",
        "start": 14.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0864",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0864.mp4",
    "duration": 20.98,
    "question": "What is done first, second, third, and so on for performing CPR?",
    "answer": [
      {
        "step": "check the pulse of the patient",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "check the breath of the patient",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "press the chest of the patient",
        "start": 14.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_0865",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0865.mp4",
    "duration": 102.4209,
    "question": "Provide the ordered list of actions from this video for the task transplant.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "put in the plant",
        "start": 57.5,
        "end": 81.0
      },
      {
        "step": "fill with some soil",
        "start": 81.5,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_0866",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0866.mp4",
    "duration": 87.4059,
    "question": "Map out the step-by-step process in this video for transplanting.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "put in the plant",
        "start": 57.5,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_0870",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0870.mp4",
    "duration": 50.0213,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "turn off the balde screw",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "install the new blade",
        "start": 14.0,
        "end": 34.0
      },
      {
        "step": "tighten the blade screw",
        "start": 35.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_0871",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0871.mp4",
    "duration": 50.0213,
    "question": "Walk through the actions in the order they are performed for replacing the blade of a saw.",
    "answer": [
      {
        "step": "turn off the balde screw",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "install the new blade",
        "start": 14.0,
        "end": 34.0
      },
      {
        "step": "tighten the blade screw",
        "start": 35.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_0872",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0872.mp4",
    "duration": 99.0656,
    "question": "Walk through the actions in the order they are performed for the task \"using jack\".",
    "answer": [
      {
        "step": "raise the jack up",
        "start": 0.0,
        "end": 5.5
      },
      {
        "step": "set the underprop",
        "start": 5.8,
        "end": 9.5
      },
      {
        "step": "let the jack down",
        "start": 10.0,
        "end": 35.0
      },
      {
        "step": "raise the jack up",
        "start": 56.0,
        "end": 90.0
      },
      {
        "step": "let the jack down",
        "start": 91.0,
        "end": 97.0
      }
    ]
  },
  {
    "id": "cat6_coin_0873",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0873.mp4",
    "duration": 37.037,
    "question": "What sequence of actions makes up this task of using a jack?",
    "answer": [
      {
        "step": "raise the jack up",
        "start": 0.0,
        "end": 5.5
      },
      {
        "step": "set the underprop",
        "start": 5.8,
        "end": 9.5
      },
      {
        "step": "let the jack down",
        "start": 10.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_0874",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0874.mp4",
    "duration": 45.724,
    "question": "What is done first, second, third, and so on for using a jack?",
    "answer": [
      {
        "step": "raise the jack up",
        "start": 2.0,
        "end": 36.0
      },
      {
        "step": "let the jack down",
        "start": 37.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_0875",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0875.mp4",
    "duration": 45.096,
    "question": "Describe the sequence of actions shown in this video for installing an air conditioner.",
    "answer": [
      {
        "step": "install window panel",
        "start": 10.0,
        "end": 15.0
      },
      {
        "step": "fix window board",
        "start": 16.0,
        "end": 20.0
      },
      {
        "step": "connect air conditioners and windows",
        "start": 36.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_0876",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0876.mp4",
    "duration": 45.096,
    "question": "List the stages of this activity chronologically for installing an air conditioner.",
    "answer": [
      {
        "step": "install window panel",
        "start": 10.0,
        "end": 15.0
      },
      {
        "step": "fix window board",
        "start": 16.0,
        "end": 20.0
      },
      {
        "step": "connect air conditioners and windows",
        "start": 36.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_0877",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0877.mp4",
    "duration": 43.462,
    "question": "Describe the workflow shown in this video for blowing sugar.",
    "answer": [
      {
        "step": "knead the raw sugar",
        "start": 5.0,
        "end": 21.0
      },
      {
        "step": "blow the raw sugar",
        "start": 18.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0895",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0895.mp4",
    "duration": 29.499,
    "question": "What is done first, second, third, and so on for the task fuel car?",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "close the fuel tank cap",
        "start": 24.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_0900",
    "category": "Cat6",
    "video_path": "media/coin/videos/FoQVtAndyiI.mp4",
    "duration": 128.777867,
    "question": "What operations are performed, in chronological order, for cutting and sowing?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 6.0,
        "end": 66.0
      },
      {
        "step": "cover with some soil",
        "start": 67.0,
        "end": 87.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 88.0,
        "end": 127.0
      }
    ]
  },
  {
    "id": "cat6_coin_0901",
    "category": "Cat6",
    "video_path": "media/coin/videos/FoQVtAndyiI.mp4",
    "duration": 128.777867,
    "question": "What operations are performed, in chronological order, for sowing?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 6.0,
        "end": 66.0
      },
      {
        "step": "cover with some soil",
        "start": 67.0,
        "end": 87.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 88.0,
        "end": 127.0
      }
    ]
  },
  {
    "id": "cat6_coin_0902",
    "category": "Cat6",
    "video_path": "media/coin/videos/kS0PtcJPXtI.mp4",
    "duration": 127.151667,
    "question": "What procedure is being demonstrated? List each step for patching a bike inner tube?",
    "answer": [
      {
        "step": "look for leaks",
        "start": 0.0,
        "end": 23.0
      },
      {
        "step": "use sandpaper/metal to polish rubber near leak",
        "start": 40.0,
        "end": 57.0
      },
      {
        "step": "apply glue",
        "start": 58.0,
        "end": 71.0
      },
      {
        "step": "paste patch",
        "start": 88.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_0903",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0903.mp4",
    "duration": 73.04,
    "question": "Enumerate the steps of this procedure in order for patching a bike inner tube.",
    "answer": [
      {
        "step": "look for leaks",
        "start": 0.0,
        "end": 23.0
      },
      {
        "step": "use sandpaper/metal to polish rubber near leak",
        "start": 40.0,
        "end": 57.0
      },
      {
        "step": "apply glue",
        "start": 58.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_0905",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0905.mp4",
    "duration": 143.7259,
    "question": "Describe the process shown in this video, step by step for replacing a light socket.",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 88.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 91.0,
        "end": 140.0
      }
    ]
  },
  {
    "id": "cat6_coin_0913",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0913.mp4",
    "duration": 48.6239,
    "question": "What are the sequential actions in this clip?",
    "answer": [
      {
        "step": "remove the light shell/housing/support",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "take out the old bulb",
        "start": 14.0,
        "end": 18.0
      },
      {
        "step": "install the new bulb",
        "start": 26.5,
        "end": 34.0
      },
      {
        "step": "install the light shell/housing/support",
        "start": 38.0,
        "end": 46.0
      }
    ]
  },
  {
    "id": "cat6_coin_0914",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0914.mp4",
    "duration": 36.6452,
    "question": "What steps are involved in this procedure of replacing a bulb?",
    "answer": [
      {
        "step": "remove the light shell/housing/support",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "take out the old bulb",
        "start": 14.0,
        "end": 18.0
      },
      {
        "step": "install the new bulb",
        "start": 26.5,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_0923",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0923.mp4",
    "duration": 39.5074,
    "question": "Identify and list the procedural steps shown for pasting a car sticker.",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "put the sticker on the window",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "press the sticker",
        "start": 19.0,
        "end": 26.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 31.0,
        "end": 37.0
      }
    ]
  },
  {
    "id": "cat6_coin_0924",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0924.mp4",
    "duration": 28.4964,
    "question": "Recount the steps taken to accomplish this task of pasting a car sticker.",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "put the sticker on the window",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "press the sticker",
        "start": 19.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_0930",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0930.mp4",
    "duration": 31.6302,
    "question": "Give the step-by-step breakdown of what happens in sowing.",
    "answer": [
      {
        "step": "water and fertilize the seeds",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "dig some holes on the soil",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "sow on the soil",
        "start": 15.0,
        "end": 25.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 26.0,
        "end": 28.5
      }
    ]
  },
  {
    "id": "cat6_coin_0931",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0931.mp4",
    "duration": 28.1267,
    "question": "Identify the main actions and their order.",
    "answer": [
      {
        "step": "water and fertilize the seeds",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "dig some holes on the soil",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "sow on the soil",
        "start": 15.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_0934",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0934.mp4",
    "duration": 58.5408,
    "question": "What steps are involved in this procedure of installing wood flooring?",
    "answer": [
      {
        "step": "cut the raw boards",
        "start": 14.0,
        "end": 17.0
      },
      {
        "step": "fit on the boards",
        "start": 28.0,
        "end": 31.0
      },
      {
        "step": "knock in the nails",
        "start": 32.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_0935",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0935.mp4",
    "duration": 58.5408,
    "question": "How is this task performed? List the steps for installing wood flooring.",
    "answer": [
      {
        "step": "cut the raw boards",
        "start": 14.0,
        "end": 17.0
      },
      {
        "step": "fit on the boards",
        "start": 28.0,
        "end": 31.0
      },
      {
        "step": "knock in the nails",
        "start": 32.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_0954",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0954.mp4",
    "duration": 62.142,
    "question": "What steps are involved in this procedure of cleaning a toilet?",
    "answer": [
      {
        "step": "flush and wash the interior",
        "start": 0.0,
        "end": 4.0
      },
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 17.0,
        "end": 18.0
      },
      {
        "step": "flush and wash the interior",
        "start": 28.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_0955",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0955.mp4",
    "duration": 36.142,
    "question": "List the stages of this activity chronologically for cleaning a toilet.",
    "answer": [
      {
        "step": "flush and wash the interior",
        "start": 0.0,
        "end": 4.0
      },
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 17.0,
        "end": 18.0
      },
      {
        "step": "flush and wash the interior",
        "start": 28.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_0966",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0966.mp4",
    "duration": 147.0333,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "remove the old hard disk",
        "start": 31.0,
        "end": 59.0
      },
      {
        "step": "install the new hard disk",
        "start": 66.0,
        "end": 116.0
      },
      {
        "step": "install the laptop rear cover",
        "start": 117.0,
        "end": 126.0
      }
    ]
  },
  {
    "id": "cat6_coin_0967",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0967.mp4",
    "duration": 118.0333,
    "question": "What is the action sequence depicted here for replacing a hard disk?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "remove the old hard disk",
        "start": 31.0,
        "end": 59.0
      },
      {
        "step": "install the new hard disk",
        "start": 66.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_0968",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0968.mp4",
    "duration": 100.0843,
    "question": "Describe the process shown in this video, step by step for pumping up a bicycle tire.",
    "answer": [
      {
        "step": "screw off the valve cap and open the valve",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "install the air nozzle",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "pump up to the tire",
        "start": 19.0,
        "end": 34.0
      },
      {
        "step": "remove the air nozzle",
        "start": 35.0,
        "end": 38.0
      },
      {
        "step": "install the air nozzle",
        "start": 39.0,
        "end": 45.0
      },
      {
        "step": "pump up to the tire",
        "start": 46.0,
        "end": 77.0
      },
      {
        "step": "remove the air nozzle",
        "start": 86.0,
        "end": 88.0
      },
      {
        "step": "tighten the valve and screw on the valve cap",
        "start": 92.0,
        "end": 97.0
      }
    ]
  },
  {
    "id": "cat6_coin_0969",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0969.mp4",
    "duration": 37.0546,
    "question": "How is this task performed? List the steps for pumping up a bicycle tire.",
    "answer": [
      {
        "step": "screw off the valve cap and open the valve",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "install the air nozzle",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "pump up to the tire",
        "start": 19.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_0970",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0970.mp4",
    "duration": 48.0243,
    "question": "What are the sequential actions in this clip of pumping up a bicycle tire?",
    "answer": [
      {
        "step": "remove the air nozzle",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "install the air nozzle",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "pump up to the tire",
        "start": 13.0,
        "end": 44.0
      }
    ]
  },
  {
    "id": "cat6_coin_0971",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0971.mp4",
    "duration": 43.7673,
    "question": "Outline the sequence of actions in this video for making a flower crown.",
    "answer": [
      {
        "step": "prepare the frame",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare flower",
        "start": 15.0,
        "end": 19.0
      },
      {
        "step": "stick or bind flower to the frame",
        "start": 32.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0972",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0972.mp4",
    "duration": 43.7673,
    "question": "Break this video down into its component actions of making a flower crown.",
    "answer": [
      {
        "step": "prepare the frame",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare flower",
        "start": 15.0,
        "end": 19.0
      },
      {
        "step": "stick or bind flower to the frame",
        "start": 32.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0976",
    "category": "Cat6",
    "video_path": "media/coin/videos/RRSwWtFBNn0.mp4",
    "duration": 45.046667,
    "question": "What does the person do in sequence for ironing clothes?",
    "answer": [
      {
        "step": "get an iron prepared",
        "start": 0.0,
        "end": 1.0
      },
      {
        "step": "iron the cloths with the iron",
        "start": 4.0,
        "end": 25.0
      },
      {
        "step": "flip the clothes repeatly",
        "start": 26.0,
        "end": 35.0
      },
      {
        "step": "iron the cloths with the iron",
        "start": 40.0,
        "end": 44.0
      }
    ]
  },
  {
    "id": "cat6_coin_0977",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0977.mp4",
    "duration": 37.0333,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "get an iron prepared",
        "start": 0.0,
        "end": 1.0
      },
      {
        "step": "iron the cloths with the iron",
        "start": 4.0,
        "end": 25.0
      },
      {
        "step": "flip the clothes repeatly",
        "start": 26.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_0983",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0983.mp4",
    "duration": 42.8982,
    "question": "Walk through the actions in the order they are performed for making tea.",
    "answer": [
      {
        "step": "Scooping matcha powder into a mug",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "prepare and add the tea",
        "start": 35.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0984",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0984.mp4",
    "duration": 42.8982,
    "question": "Walk through the actions in the order they are performed for making tea.",
    "answer": [
      {
        "step": "Scooping matcha powder into a mug",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "prepare and add the tea",
        "start": 35.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_0991",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0991.mp4",
    "duration": 22.02,
    "question": "What steps are involved in this procedure of installing wood flooring?",
    "answer": [
      {
        "step": "fit on the boards",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "knock in the nails",
        "start": 8.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_0994",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0994.mp4",
    "duration": 59.4387,
    "question": "What operations are performed, in chronological order, for cutting coffee?",
    "answer": [
      {
        "step": "filtrate the coffee beans",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "boil water or coffee",
        "start": 41.0,
        "end": 46.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 55.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_0995",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_0995.mp4",
    "duration": 59.4387,
    "question": "Describe the workflow shown in this video for making coffee.",
    "answer": [
      {
        "step": "filtrate the coffee beans",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "boil water or coffee",
        "start": 41.0,
        "end": 46.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 55.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_1001",
    "category": "Cat6",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "Provide the ordered list of actions from this video for practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 15.0,
        "end": 17.0
      },
      {
        "step": "do the third jump",
        "start": 18.0,
        "end": 20.0
      },
      {
        "step": "do the first two jumps",
        "start": 24.0,
        "end": 27.0
      },
      {
        "step": "do the third jump",
        "start": 28.0,
        "end": 30.0
      },
      {
        "step": "begin to run up",
        "start": 39.0,
        "end": 42.0
      },
      {
        "step": "do the first two jumps",
        "start": 42.0,
        "end": 43.0
      },
      {
        "step": "do the third jump",
        "start": 43.0,
        "end": 45.0
      },
      {
        "step": "begin to run up",
        "start": 55.0,
        "end": 59.0
      },
      {
        "step": "do the first two jumps",
        "start": 60.0,
        "end": 61.0
      },
      {
        "step": "do the third jump",
        "start": 62.0,
        "end": 67.0
      },
      {
        "step": "do the first two jumps",
        "start": 83.0,
        "end": 85.0
      },
      {
        "step": "do the third jump",
        "start": 86.0,
        "end": 87.0
      },
      {
        "step": "do the first two jumps",
        "start": 102.0,
        "end": 106.0
      },
      {
        "step": "do the third jump",
        "start": 107.0,
        "end": 110.0
      },
      {
        "step": "do the first two jumps",
        "start": 120.0,
        "end": 122.0
      },
      {
        "step": "do the third jump",
        "start": 123.0,
        "end": 125.0
      },
      {
        "step": "begin to run up",
        "start": 136.0,
        "end": 138.0
      },
      {
        "step": "do the third jump",
        "start": 139.0,
        "end": 140.0
      },
      {
        "step": "do the first two jumps",
        "start": 150.0,
        "end": 153.0
      },
      {
        "step": "do the third jump",
        "start": 154.0,
        "end": 155.0
      },
      {
        "step": "do the first two jumps",
        "start": 171.0,
        "end": 172.0
      },
      {
        "step": "do the third jump",
        "start": 173.0,
        "end": 174.0
      }
    ]
  },
  {
    "id": "cat6_coin_1002",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1002.mp4",
    "duration": 18.059,
    "question": "List the procedural stages of what is shown in practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "do the third jump",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "A person walks behind a scoreboard.",
        "start": 11.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_1003",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1003.mp4",
    "duration": 19.499,
    "question": "Outline the key actions in their correct sequence for practising triple jump.",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "begin to run up",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "do the first two jumps",
        "start": 16.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_1004",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1004.mp4",
    "duration": 22.139,
    "question": "What is the order of operations in this video for practising triple jump?",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "begin to run up",
        "start": 14.0,
        "end": 18.0
      },
      {
        "step": "do the first two jumps",
        "start": 19.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_1005",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1005.mp4",
    "duration": 32.779,
    "question": "What do you see happening in order in this clip of practising triple jump?",
    "answer": [
      {
        "step": "do the third jump",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "do the first two jumps",
        "start": 25.0,
        "end": 27.0
      },
      {
        "step": "do the third jump",
        "start": 26.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_1006",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1006.mp4",
    "duration": 26.819,
    "question": "What are the phases of practising triple jump?",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "do the third jump",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "do the first two jumps",
        "start": 22.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1007",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1007.mp4",
    "duration": 24.339,
    "question": "Describe the workflow shown in this video for practising triple jump.",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "begin to run up",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "do the third jump",
        "start": 18.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1008",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1008.mp4",
    "duration": 27.499,
    "question": "Identify the ordered steps shown in this clip of practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "do the third jump",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "do the first two jumps",
        "start": 23.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1009",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1009.mp4",
    "duration": 77.4133,
    "question": "In what order are the actions carried out for making lamb kebab?",
    "answer": [
      {
        "step": "mix and pickle",
        "start": 11.0,
        "end": 13.0
      },
      {
        "step": "string together",
        "start": 33.0,
        "end": 37.0
      },
      {
        "step": "roast ingredients",
        "start": 55.0,
        "end": 59.0
      },
      {
        "step": "prepare seasonings and side dishes",
        "start": 68.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_1010",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1010.mp4",
    "duration": 65.4013,
    "question": "Map out the step-by-step process in this video for making lamb kebab.",
    "answer": [
      {
        "step": "mix and pickle",
        "start": 11.0,
        "end": 13.0
      },
      {
        "step": "string together",
        "start": 33.0,
        "end": 37.0
      },
      {
        "step": "roast ingredients",
        "start": 55.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_1011",
    "category": "Cat6",
    "video_path": "media/coin/videos/31JV3oxPhNw.mp4",
    "duration": 189.428389,
    "question": "What is the action sequence depicted here for making slime with glue?",
    "answer": [
      {
        "step": "rub and drag the materials",
        "start": 0.0,
        "end": 23.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 35.0,
        "end": 49.0
      },
      {
        "step": "mix the raw materials",
        "start": 49.8,
        "end": 53.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 59.0,
        "end": 64.0
      },
      {
        "step": "mix the raw materials",
        "start": 65.0,
        "end": 81.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 82.0,
        "end": 83.0
      },
      {
        "step": "mix the raw materials",
        "start": 84.0,
        "end": 123.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 124.0,
        "end": 126.0
      },
      {
        "step": "mix the raw materials",
        "start": 127.0,
        "end": 141.0
      },
      {
        "step": "rub and drag the materials",
        "start": 142.0,
        "end": 179.0
      }
    ]
  },
  {
    "id": "cat6_coin_1012",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1012.mp4",
    "duration": 60.06,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "rub and drag the materials",
        "start": 0.0,
        "end": 23.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 35.0,
        "end": 49.0
      },
      {
        "step": "mix the raw materials",
        "start": 49.8,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_1013",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1013.mp4",
    "duration": 31.0416,
    "question": "Outline the sequence of actions in this video for making slime with glue.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "mix the raw materials",
        "start": 8.0,
        "end": 24.0
      },
      {
        "step": "Mixing purple and white slime",
        "start": 25.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1014",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1014.mp4",
    "duration": 62.0049,
    "question": "List the actions being performed, from first to last, for making slime with glue.",
    "answer": [
      {
        "step": "mix the raw materials",
        "start": 2.0,
        "end": 41.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 42.0,
        "end": 44.0
      },
      {
        "step": "mix the raw materials",
        "start": 45.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_1021",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1021.mp4",
    "duration": 109.0423,
    "question": "List the procedural stages of what is shown in practising triple jump.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "do the first two jumps",
        "start": 6.0,
        "end": 15.0
      },
      {
        "step": "do the third jump",
        "start": 16.0,
        "end": 21.0
      },
      {
        "step": "begin to run up",
        "start": 25.0,
        "end": 31.0
      },
      {
        "step": "do the first two jumps",
        "start": 32.0,
        "end": 42.0
      },
      {
        "step": "do the third jump",
        "start": 43.0,
        "end": 47.0
      },
      {
        "step": "begin to run up",
        "start": 54.0,
        "end": 61.0
      },
      {
        "step": "do the first two jumps",
        "start": 62.0,
        "end": 71.0
      },
      {
        "step": "do the third jump",
        "start": 72.0,
        "end": 77.0
      },
      {
        "step": "begin to run up",
        "start": 85.0,
        "end": 92.0
      },
      {
        "step": "do the first two jumps",
        "start": 93.0,
        "end": 100.0
      },
      {
        "step": "do the third jump",
        "start": 101.0,
        "end": 107.0
      }
    ]
  },
  {
    "id": "cat6_coin_1022",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1022.mp4",
    "duration": 23.0564,
    "question": "What is the step-by-step procedure demonstrated here for practising triple jump?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "do the first two jumps",
        "start": 6.0,
        "end": 15.0
      },
      {
        "step": "do the third jump",
        "start": 16.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1023",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1023.mp4",
    "duration": 27.7273,
    "question": "Map out the step-by-step process in this video of practising triple jump.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 3.0,
        "end": 8.0
      },
      {
        "step": "do the first two jumps",
        "start": 9.0,
        "end": 19.0
      },
      {
        "step": "do the third jump",
        "start": 20.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1024",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1024.mp4",
    "duration": 31.0446,
    "question": "What is the action sequence depicted here for practising triple jump?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "do the first two jumps",
        "start": 13.0,
        "end": 22.0
      },
      {
        "step": "do the third jump",
        "start": 23.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_1025",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1025.mp4",
    "duration": 34.3409,
    "question": "Describe the workflow shown in this video for practising triple jump.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "do the first two jumps",
        "start": 13.0,
        "end": 20.0
      },
      {
        "step": "do the third jump",
        "start": 21.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_1026",
    "category": "Cat6",
    "video_path": "media/coin/videos/fzWn16M-5gk.mp4",
    "duration": 43.003356,
    "question": "Enumerate the steps of this procedure in order for doing lino printing.",
    "answer": [
      {
        "step": "scrape tarpaulin without ink",
        "start": 0.0,
        "end": 1.0
      },
      {
        "step": "transfer print",
        "start": 20.0,
        "end": 25.0
      },
      {
        "step": "scrape tarpaulin without ink",
        "start": 28.0,
        "end": 32.0
      },
      {
        "step": "ink the marked area",
        "start": 32.0,
        "end": 33.0
      },
      {
        "step": "transfer print",
        "start": 34.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_1027",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1027.mp4",
    "duration": 27.001,
    "question": "What tasks are carried out, in what order for cutting and printing with DoLino?",
    "answer": [
      {
        "step": "scrape tarpaulin without ink",
        "start": 0.0,
        "end": 1.0
      },
      {
        "step": "transfer print",
        "start": 20.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_1028",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1028.mp4",
    "duration": 11.42,
    "question": "Tell me the main steps this person performs for doing lino printing.",
    "answer": [
      {
        "step": "scrape tarpaulin without ink",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "ink the marked area",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "transfer print",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_1038",
    "category": "Cat6",
    "video_path": "media/coin/videos/8pNfIyLasLI.mp4",
    "duration": 77.113467,
    "question": "Walk through the actions in the order they are performed for practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "do the third jump",
        "start": 28.0,
        "end": 30.0
      },
      {
        "step": "do the first two jumps",
        "start": 31.0,
        "end": 32.0
      },
      {
        "step": "do the third jump",
        "start": 33.0,
        "end": 35.0
      },
      {
        "step": "do the first two jumps",
        "start": 63.0,
        "end": 65.0
      },
      {
        "step": "do the third jump",
        "start": 74.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_1039",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1039.mp4",
    "duration": 28.7323,
    "question": "Map out the step-by-step process in this video of practising triple jump.",
    "answer": [
      {
        "step": "do the first two jumps",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "do the third jump",
        "start": 16.0,
        "end": 21.0
      },
      {
        "step": "do the first two jumps",
        "start": 21.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_1040",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1040.mp4",
    "duration": 42.3943,
    "question": "What are the main steps of practising triple jump?",
    "answer": [
      {
        "step": "do the third jump",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "do the first two jumps",
        "start": 30.0,
        "end": 34.0
      },
      {
        "step": "do the third jump",
        "start": 35.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_1044",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1044.mp4",
    "duration": 115.3592,
    "question": "What series of actions is shown here for changing a bike chain?",
    "answer": [
      {
        "step": "take old chain away",
        "start": 17.0,
        "end": 21.0
      },
      {
        "step": "install the new chain",
        "start": 43.0,
        "end": 86.0
      },
      {
        "step": "cut the old chain",
        "start": 87.0,
        "end": 88.0
      },
      {
        "step": "install the new chain",
        "start": 89.0,
        "end": 112.0
      }
    ]
  },
  {
    "id": "cat6_coin_1045",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1045.mp4",
    "duration": 91.3686,
    "question": "List the procedural stages of what is shown for changing a bike chain.",
    "answer": [
      {
        "step": "take old chain away",
        "start": 17.0,
        "end": 21.0
      },
      {
        "step": "install the new chain",
        "start": 43.0,
        "end": 86.0
      },
      {
        "step": "cut the old chain",
        "start": 87.0,
        "end": 88.0
      }
    ]
  },
  {
    "id": "cat6_coin_1052",
    "category": "Cat6",
    "video_path": "media/coin/videos/EB0Rq2QmtRo.mp4",
    "duration": 238.653333,
    "question": "Map out the step-by-step process in this video of gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the back of the rubber",
        "start": 0.0,
        "end": 143.0
      },
      {
        "step": "glue on the paddle",
        "start": 168.0,
        "end": 183.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 198.0,
        "end": 206.0
      },
      {
        "step": "put rubber on paddle",
        "start": 218.0,
        "end": 228.0
      }
    ]
  },
  {
    "id": "cat6_coin_1053",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1053.mp4",
    "duration": 185.0667,
    "question": "What is the chronological sequence of events shown for gluing ping pong rubber?",
    "answer": [
      {
        "step": "glue on the back of the rubber",
        "start": 0.0,
        "end": 143.0
      },
      {
        "step": "glue on the paddle",
        "start": 168.0,
        "end": 183.0
      }
    ]
  },
  {
    "id": "cat6_coin_1054",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1054.mp4",
    "duration": 45.0723,
    "question": "Identify each step in the demonstrated procedure of making orange juice.",
    "answer": [
      {
        "step": "juice the oranges",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 31.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1056",
    "category": "Cat6",
    "video_path": "media/coin/videos/5-jaAkl_ZTo.mp4",
    "duration": 232.988333,
    "question": "Identify each step in the demonstrated procedure of practising karate.",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 39.0,
        "end": 42.0
      },
      {
        "step": "begin to practise karate",
        "start": 77.0,
        "end": 203.0
      },
      {
        "step": "exit from the area and salute",
        "start": 221.0,
        "end": 223.0
      }
    ]
  },
  {
    "id": "cat6_coin_1057",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1057.mp4",
    "duration": 188.499,
    "question": "What steps are involved in this procedure of practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 17.0,
        "end": 20.0
      },
      {
        "step": "begin to practise karate",
        "start": 61.0,
        "end": 177.0
      },
      {
        "step": "exit from the area and salute",
        "start": 176.0,
        "end": 178.0
      }
    ]
  },
  {
    "id": "cat6_coin_1060",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1060.mp4",
    "duration": 97.539,
    "question": "List the key actions in the order they occur for hanging wallpaper.",
    "answer": [
      {
        "step": "The angle measurement changes to 90 degrees.",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "apply glue to the wall and wallpaper",
        "start": 5.0,
        "end": 19.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 49.0,
        "end": 57.0
      },
      {
        "step": "wipe or polish the wall",
        "start": 63.0,
        "end": 65.0
      },
      {
        "step": "Wiping wallpaper with a sponge",
        "start": 64.0,
        "end": 67.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 68.0,
        "end": 92.0
      }
    ]
  },
  {
    "id": "cat6_coin_1061",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1061.mp4",
    "duration": 62.539,
    "question": "Outline the sequence of actions in this video for hanging wallpaper.",
    "answer": [
      {
        "step": "The angle measurement changes to 90 degrees.",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "apply glue to the wall and wallpaper",
        "start": 5.0,
        "end": 19.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 49.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_1062",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1062.mp4",
    "duration": 41.219,
    "question": "What is done first, second, third, and so on for hanging wallpaper?",
    "answer": [
      {
        "step": "wipe or polish the wall",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "Wiping wallpaper with a sponge",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 12.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_1070",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1070.mp4",
    "duration": 75.0473,
    "question": "List the stages of this activity chronologically for replacing battery on key to car.",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 4.0,
        "end": 5.5
      },
      {
        "step": "take out the car key battery",
        "start": 16.0,
        "end": 21.5
      },
      {
        "step": "put in the battery",
        "start": 52.5,
        "end": 63.5
      },
      {
        "step": "close the car key cover",
        "start": 68.5,
        "end": 71.5
      }
    ]
  },
  {
    "id": "cat6_coin_1071",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1071.mp4",
    "duration": 67.0393,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 4.0,
        "end": 5.5
      },
      {
        "step": "take out the car key battery",
        "start": 16.0,
        "end": 21.5
      },
      {
        "step": "put in the battery",
        "start": 52.5,
        "end": 63.5
      }
    ]
  },
  {
    "id": "cat6_coin_1086",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1086.mp4",
    "duration": 132.2367,
    "question": "Tell me the main steps this person performs for the task of transplanting.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 17.0,
        "end": 32.5
      },
      {
        "step": "put in the plant",
        "start": 116.5,
        "end": 120.0
      },
      {
        "step": "fill with some soil",
        "start": 123.5,
        "end": 126.5
      }
    ]
  },
  {
    "id": "cat6_coin_1087",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1087.mp4",
    "duration": 125.7302,
    "question": "What tasks are carried out, in what order for transplant?",
    "answer": [
      {
        "step": "take out the plant",
        "start": 17.0,
        "end": 32.5
      },
      {
        "step": "put in the plant",
        "start": 116.5,
        "end": 120.0
      }
    ]
  },
  {
    "id": "cat6_coin_1091",
    "category": "Cat6",
    "video_path": "media/coin/videos/8pOi90o2Png.mp4",
    "duration": 42.585,
    "question": "Describe what happens step by step in this video of raising a flag.",
    "answer": [
      {
        "step": "expand the flag",
        "start": 0.0,
        "end": 12.0
      },
      {
        "step": "raise the national flag",
        "start": 13.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_1092",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1092.mp4",
    "duration": 30.1127,
    "question": "Map out the step-by-step process in this video of replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 18.0,
        "end": 21.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 25.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1093",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1093.mp4",
    "duration": 30.1127,
    "question": "What steps are involved in this procedure of replacing a SIM card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 18.0,
        "end": 21.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 25.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1100",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1100.mp4",
    "duration": 123.752,
    "question": "Describe the sequence of actions shown in this video for making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "juice the oranges",
        "start": 62.0,
        "end": 69.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 81.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1101",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1101.mp4",
    "duration": 123.752,
    "question": "What tasks does this person complete, step by step for making orange juice?",
    "answer": [
      {
        "step": "cut oranges",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "juice the oranges",
        "start": 62.0,
        "end": 69.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 81.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1102",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1102.mp4",
    "duration": 66.752,
    "question": "What are the main steps of making matcha tea?",
    "answer": [
      {
        "step": "add tea powder",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "brew tea and stir",
        "start": 13.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1105",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1105.mp4",
    "duration": 90.1046,
    "question": "In what order are the actions carried out for cooking an omelet?",
    "answer": [
      {
        "step": "pour the egg into the pot",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "fry eggs",
        "start": 5.0,
        "end": 77.0
      },
      {
        "step": "pour the egg onto the plate",
        "start": 85.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1106",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1106.mp4",
    "duration": 90.1046,
    "question": "What are the individual steps of this process of cooking an omelet?",
    "answer": [
      {
        "step": "pour the egg into the pot",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "fry eggs",
        "start": 5.0,
        "end": 77.0
      },
      {
        "step": "pour the egg onto the plate",
        "start": 85.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1115",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1115.mp4",
    "duration": 84.9692,
    "question": "Enumerate the steps of this procedure in order for sowing.",
    "answer": [
      {
        "step": "prepare the soil carefully",
        "start": 2.0,
        "end": 25.0
      },
      {
        "step": "cover with some soil",
        "start": 53.5,
        "end": 61.5
      },
      {
        "step": "apply a cover on the soil",
        "start": 67.5,
        "end": 69.5
      }
    ]
  },
  {
    "id": "cat6_coin_1116",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1116.mp4",
    "duration": 84.9692,
    "question": "List the stages of this activity chronologically for sowing.",
    "answer": [
      {
        "step": "prepare the soil carefully",
        "start": 2.0,
        "end": 25.0
      },
      {
        "step": "cover with some soil",
        "start": 53.5,
        "end": 61.5
      },
      {
        "step": "apply a cover on the soil",
        "start": 67.5,
        "end": 69.5
      }
    ]
  },
  {
    "id": "cat6_coin_1117",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1117.mp4",
    "duration": 51.0333,
    "question": "Describe the process shown in this video, step by step.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 33.0,
        "end": 39.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 45.0,
        "end": 46.0
      }
    ]
  },
  {
    "id": "cat6_coin_1118",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1118.mp4",
    "duration": 51.0333,
    "question": "Outline the sequence of actions in this video for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 33.0,
        "end": 39.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 45.0,
        "end": 46.0
      }
    ]
  },
  {
    "id": "cat6_coin_1125",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1125.mp4",
    "duration": 26.4117,
    "question": "What operations are performed, in chronological order, for cutting a leather seat?",
    "answer": [
      {
        "step": "apply detergent to leather",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "wipe the detergent",
        "start": 9.0,
        "end": 21.0
      },
      {
        "step": "clean the surface",
        "start": 22.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1126",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1126.mp4",
    "duration": 26.4117,
    "question": "Tell me the main steps this person performs for cleaning a leather seat.",
    "answer": [
      {
        "step": "apply detergent to leather",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "wipe the detergent",
        "start": 9.0,
        "end": 21.0
      },
      {
        "step": "clean the surface",
        "start": 22.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1147",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1147.mp4",
    "duration": 58.9939,
    "question": "What do you see happening in order in this clip for the task of using an epinephrine auto-injector?",
    "answer": [
      {
        "step": "unplug protection head",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "plunge into thigh",
        "start": 37.0,
        "end": 39.0
      },
      {
        "step": "pull out after a period of time",
        "start": 48.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_1148",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1148.mp4",
    "duration": 58.9939,
    "question": "What procedure is being demonstrated? List each step for using an epinephrine auto-injector.",
    "answer": [
      {
        "step": "unplug protection head",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "plunge into thigh",
        "start": 37.0,
        "end": 39.0
      },
      {
        "step": "pull out after a period of time",
        "start": 48.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_1149",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1149.mp4",
    "duration": 26.0167,
    "question": "What is the chain of actions in this video of attending an NBA skills challenge?",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 6.0,
        "end": 11.0
      },
      {
        "step": "dribble in the field",
        "start": 12.0,
        "end": 13.0
      },
      {
        "step": "dribble and lay up",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "dribble in the field",
        "start": 17.0,
        "end": 20.0
      },
      {
        "step": "shoot towards the basket",
        "start": 21.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1150",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1150.mp4",
    "duration": 15.0167,
    "question": "Describe the sequence of actions shown in this video for attending an NBA skills challenge.",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 6.0,
        "end": 11.0
      },
      {
        "step": "dribble in the field",
        "start": 12.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_1151",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1151.mp4",
    "duration": 15.9154,
    "question": "What actions are performed in this video, in sequence for attending an NBA skills challenge?",
    "answer": [
      {
        "step": "dribble and lay up",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "dribble in the field",
        "start": 5.0,
        "end": 8.0
      },
      {
        "step": "shoot towards the basket",
        "start": 10.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_1154",
    "category": "Cat6",
    "video_path": "media/coin/videos/us8YVd2CkhQ.mp4",
    "duration": 193.468656,
    "question": "Identify each step in the demonstrated procedure of making slime with glue.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 12.0,
        "end": 47.0
      },
      {
        "step": "mix the raw materials",
        "start": 48.0,
        "end": 57.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 58.0,
        "end": 61.0
      },
      {
        "step": "mix the raw materials",
        "start": 62.0,
        "end": 75.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 76.0,
        "end": 82.0
      },
      {
        "step": "rub and drag the materials",
        "start": 83.0,
        "end": 122.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 131.0,
        "end": 134.0
      },
      {
        "step": "rub and drag the materials",
        "start": 136.0,
        "end": 193.0
      }
    ]
  },
  {
    "id": "cat6_coin_1155",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1155.mp4",
    "duration": 53.5886,
    "question": "What steps are involved in this procedure of making slime with glue?",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 37.0
      },
      {
        "step": "mix the raw materials",
        "start": 38.0,
        "end": 47.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 48.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_1156",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1156.mp4",
    "duration": 66.0767,
    "question": "Provide the ordered list of actions from this video for making slime with glue.",
    "answer": [
      {
        "step": "mix the raw materials",
        "start": 4.0,
        "end": 15.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 16.0,
        "end": 22.0
      },
      {
        "step": "rub and drag the materials",
        "start": 23.0,
        "end": 62.0
      }
    ]
  },
  {
    "id": "cat6_coin_1160",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1160.mp4",
    "duration": 18.7547,
    "question": "What steps are involved in this procedure of replacing a car window?",
    "answer": [
      {
        "step": "remove old glass from window lift",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "glue on window frame",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "install new glass on window lift",
        "start": 11.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_1161",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1161.mp4",
    "duration": 18.7547,
    "question": "Identify the main actions and their order for replacing a car window.",
    "answer": [
      {
        "step": "remove old glass from window lift",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "glue on window frame",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "install new glass on window lift",
        "start": 11.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_1169",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1169.mp4",
    "duration": 102.9054,
    "question": "How is this task performed? List the steps for resizing a watch band?",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "push the pin out",
        "start": 8.0,
        "end": 9.5
      },
      {
        "step": "aim at the pin",
        "start": 14.0,
        "end": 24.5
      },
      {
        "step": "push the pin out",
        "start": 25.0,
        "end": 29.0
      },
      {
        "step": "aim at the pin",
        "start": 43.0,
        "end": 49.5
      },
      {
        "step": "push the pin out",
        "start": 50.0,
        "end": 56.5
      },
      {
        "step": "remove the old watch band and reconnect",
        "start": 68.0,
        "end": 74.5
      },
      {
        "step": "put the pin in",
        "start": 75.0,
        "end": 86.5
      },
      {
        "step": "push the pin in",
        "start": 92.5,
        "end": 99.5
      }
    ]
  },
  {
    "id": "cat6_coin_1170",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1170.mp4",
    "duration": 27.8972,
    "question": "What is the chronological sequence of events shown for resizing a watch band?",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "push the pin out",
        "start": 8.0,
        "end": 9.5
      },
      {
        "step": "aim at the pin",
        "start": 14.0,
        "end": 24.5
      }
    ]
  },
  {
    "id": "cat6_coin_1171",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1171.mp4",
    "duration": 38.5561,
    "question": "Walk through the actions in the order they are performed for resizing a watch band.",
    "answer": [
      {
        "step": "push the pin out",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "aim at the pin",
        "start": 20.0,
        "end": 26.5
      },
      {
        "step": "push the pin out",
        "start": 27.0,
        "end": 33.5
      }
    ]
  },
  {
    "id": "cat6_coin_1172",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1172.mp4",
    "duration": 38.8454,
    "question": "What are the individual steps of this process of resizing a watch band?",
    "answer": [
      {
        "step": "remove the old watch band and reconnect",
        "start": 2.0,
        "end": 8.5
      },
      {
        "step": "put the pin in",
        "start": 11.0,
        "end": 20.5
      },
      {
        "step": "push the pin in",
        "start": 26.5,
        "end": 33.5
      }
    ]
  },
  {
    "id": "cat6_coin_1176",
    "category": "Cat6",
    "video_path": "media/coin/videos/2OUntondSkI.mp4",
    "duration": 156.711467,
    "question": "Describe the workflow shown in this video of replacing a mobile screen protector.",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 15.0,
        "end": 49.0
      },
      {
        "step": "remove the original protector",
        "start": 52.0,
        "end": 56.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 57.0,
        "end": 59.0
      },
      {
        "step": "remove the original protector",
        "start": 92.0,
        "end": 98.0
      },
      {
        "step": "wipe the screen",
        "start": 142.0,
        "end": 150.0
      }
    ]
  },
  {
    "id": "cat6_coin_1177",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1177.mp4",
    "duration": 47.4167,
    "question": "What is the chain of actions in this video for replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 2.0,
        "end": 36.0
      },
      {
        "step": "remove the original protector",
        "start": 39.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_1178",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1178.mp4",
    "duration": 98.7102,
    "question": "Recount the steps taken to accomplish this task of replacing a mobile screen protector.",
    "answer": [
      {
        "step": "line up the protector and the cellphone",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "remove the original protector",
        "start": 37.0,
        "end": 43.0
      },
      {
        "step": "wipe the screen",
        "start": 87.0,
        "end": 95.0
      }
    ]
  },
  {
    "id": "cat6_coin_1180",
    "category": "Cat6",
    "video_path": "media/coin/videos/OyGPn0RdYiw.mp4",
    "duration": 157.686667,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "assemble the frame",
        "start": 6.0,
        "end": 136.0
      },
      {
        "step": "install horizontal boards",
        "start": 137.0,
        "end": 157.0
      }
    ]
  },
  {
    "id": "cat6_coin_1181",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1181.mp4",
    "duration": 40.6816,
    "question": "What steps are involved in this procedure of replacing a car fuse?",
    "answer": [
      {
        "step": "open up the cover",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "take out the fuse",
        "start": 13.0,
        "end": 34.5
      },
      {
        "step": "fit on the fuse",
        "start": 35.0,
        "end": 37.0
      }
    ]
  },
  {
    "id": "cat6_coin_1182",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1182.mp4",
    "duration": 38.1791,
    "question": "Recount the steps taken to accomplish this task of replacing a car fuse.",
    "answer": [
      {
        "step": "open up the cover",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "take out the fuse",
        "start": 13.0,
        "end": 34.5
      }
    ]
  },
  {
    "id": "cat6_coin_1190",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1190.mp4",
    "duration": 56.7673,
    "question": "What is the action sequence depicted here for pasting a car sticker?",
    "answer": [
      {
        "step": "clean the window surface",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "tear off the front of the sticker",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "put the sticker on the window",
        "start": 21.0,
        "end": 31.0
      },
      {
        "step": "press the sticker",
        "start": 33.0,
        "end": 45.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 50.0,
        "end": 52.0
      }
    ]
  },
  {
    "id": "cat6_coin_1191",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1191.mp4",
    "duration": 35.7463,
    "question": "Give the step-by-step breakdown of what happens in pasting a car sticker.",
    "answer": [
      {
        "step": "clean the window surface",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "tear off the front of the sticker",
        "start": 13.0,
        "end": 18.0
      },
      {
        "step": "put the sticker on the window",
        "start": 21.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_1194",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1194.mp4",
    "duration": 115.4262,
    "question": "What tasks are carried out, in what order for cutting a beard?",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 12.0,
        "end": 19.0
      },
      {
        "step": "Apply facial scrub and shave gel",
        "start": 23.5,
        "end": 54.5
      },
      {
        "step": "shave carefully on the face",
        "start": 58.0,
        "end": 101.5
      },
      {
        "step": "do facial care carefully",
        "start": 108.5,
        "end": 111.5
      }
    ]
  },
  {
    "id": "cat6_coin_1195",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1195.mp4",
    "duration": 38.9332,
    "question": "Describe the main events in the order they happen for shaving a beard.",
    "answer": [
      {
        "step": "shave roughly on the face",
        "start": 12.0,
        "end": 19.0
      },
      {
        "step": "apply cleansing milk to the face",
        "start": 27.5,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_1196",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1196.mp4",
    "duration": 34.0453,
    "question": "List the key actions in the order they occur for shaving a beard.",
    "answer": [
      {
        "step": "Squeezing a wet washcloth under running water",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "shave carefully on the face",
        "start": 23.5,
        "end": 27.5
      }
    ]
  },
  {
    "id": "cat6_coin_1197",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1197.mp4",
    "duration": 44.5061,
    "question": "What steps are involved in this procedure of shaving a beard?",
    "answer": [
      {
        "step": "shave carefully on the face",
        "start": 2.0,
        "end": 32.0
      },
      {
        "step": "do facial care carefully",
        "start": 39.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_1200",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1200.mp4",
    "duration": 102.775,
    "question": "Outline the sequence of actions in this video for making a sandwich.",
    "answer": [
      {
        "step": "prepare the filler",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "fry or grill",
        "start": 40.0,
        "end": 59.0
      },
      {
        "step": "put the filler on the bread slice",
        "start": 60.0,
        "end": 97.0
      }
    ]
  },
  {
    "id": "cat6_coin_1201",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1201.mp4",
    "duration": 64.775,
    "question": "Outline the sequence of actions in this video for making a sandwich.",
    "answer": [
      {
        "step": "prepare the filler",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "fry or grill",
        "start": 40.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_1202",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1202.mp4",
    "duration": 18.099,
    "question": "List the stages of this activity chronologically for using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "put the washed rice into the rice cooker",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 7.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_1206",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1206.mp4",
    "duration": 88.036,
    "question": "Give the step-by-step breakdown of what happens in making slime with glue.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "mix the raw materials",
        "start": 21.0,
        "end": 27.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 33.0,
        "end": 38.0
      },
      {
        "step": "mix the raw materials",
        "start": 51.0,
        "end": 69.0
      },
      {
        "step": "rub and drag the materials",
        "start": 71.0,
        "end": 83.0
      }
    ]
  },
  {
    "id": "cat6_coin_1207",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1207.mp4",
    "duration": 43.036,
    "question": "What tasks are carried out, in what order for cutting slime with glue?",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "mix the raw materials",
        "start": 21.0,
        "end": 27.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 33.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1211",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1211.mp4",
    "duration": 115.84,
    "question": "What are the sequential actions in this clip for shaving a beard?",
    "answer": [
      {
        "step": "apply cleansing milk to the face",
        "start": 2.0,
        "end": 5.5
      },
      {
        "step": "apply shaving cream to the face",
        "start": 11.0,
        "end": 15.0
      },
      {
        "step": "shave carefully on the face",
        "start": 27.0,
        "end": 99.0
      },
      {
        "step": "do facial care carefully",
        "start": 104.0,
        "end": 113.5
      }
    ]
  },
  {
    "id": "cat6_coin_1212",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1212.mp4",
    "duration": 101.34,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "apply cleansing milk to the face",
        "start": 2.0,
        "end": 5.5
      },
      {
        "step": "apply shaving cream to the face",
        "start": 11.0,
        "end": 15.0
      },
      {
        "step": "shave carefully on the face",
        "start": 27.0,
        "end": 99.0
      }
    ]
  },
  {
    "id": "cat6_coin_1219",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1219.mp4",
    "duration": 135.2685,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "absorb liquid with dropper",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "release liquid",
        "start": 50.0,
        "end": 87.0
      },
      {
        "step": "calibrate the liquid",
        "start": 98.0,
        "end": 105.0
      },
      {
        "step": "absorb liquid with dropper",
        "start": 106.0,
        "end": 107.0
      },
      {
        "step": "release liquid",
        "start": 126.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_1220",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1220.mp4",
    "duration": 112.2788,
    "question": "What are the main steps of using a volumetric pipette?",
    "answer": [
      {
        "step": "absorb liquid with dropper",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "release liquid",
        "start": 50.0,
        "end": 87.0
      },
      {
        "step": "calibrate the liquid",
        "start": 98.0,
        "end": 105.0
      }
    ]
  },
  {
    "id": "cat6_coin_1228",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1228.mp4",
    "duration": 33.019,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "take out the laptop CD drive",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "insert the hard disk tray into the position of the CD drive",
        "start": 26.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_1229",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1229.mp4",
    "duration": 53.5711,
    "question": "List the procedural stages of what is shown for resizing a watch band.",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "push the pin out",
        "start": 12.0,
        "end": 26.0
      },
      {
        "step": "remove the old watch band and reconnect",
        "start": 28.5,
        "end": 32.0
      },
      {
        "step": "put the pin in",
        "start": 32.5,
        "end": 39.5
      },
      {
        "step": "push the pin in",
        "start": 44.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1230",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1230.mp4",
    "duration": 38.5561,
    "question": "What tasks does this person complete, step by step for resizing a watch band?",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "push the pin out",
        "start": 12.0,
        "end": 26.0
      },
      {
        "step": "remove the old watch band and reconnect",
        "start": 28.5,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_1233",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1233.mp4",
    "duration": 24.5038,
    "question": "Enumerate the steps of this procedure in order for carving a pumpkin.",
    "answer": [
      {
        "step": "draw an outline",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "carve along the outline",
        "start": 7.0,
        "end": 13.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 14.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1234",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1234.mp4",
    "duration": 24.5038,
    "question": "Outline the sequence of actions in this video for carving a pumpkin.",
    "answer": [
      {
        "step": "draw an outline",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "carve along the outline",
        "start": 7.0,
        "end": 13.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 14.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1235",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1235.mp4",
    "duration": 26.739,
    "question": "What operations are performed, in chronological order, for cutting a strawberry smoothie?",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "shake and juice",
        "start": 11.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1236",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1236.mp4",
    "duration": 26.739,
    "question": "What does the person do in sequence for making a strawberry smoothie?",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "shake and juice",
        "start": 11.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1247",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1247.mp4",
    "duration": 83.752,
    "question": "Recount the steps taken to accomplish this task of removing crayon from walls.",
    "answer": [
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "clean wall with a clean cloth",
        "start": 20.0,
        "end": 24.0
      },
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 30.0,
        "end": 42.0
      },
      {
        "step": "clean wall with a clean cloth",
        "start": 45.0,
        "end": 48.0
      },
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 54.0,
        "end": 70.0
      },
      {
        "step": "clean wall with a clean cloth",
        "start": 71.0,
        "end": 79.0
      }
    ]
  },
  {
    "id": "cat6_coin_1248",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1248.mp4",
    "duration": 46.752,
    "question": "What is done first, second, third, and so on in removing crayon from walls?",
    "answer": [
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "clean wall with a clean cloth",
        "start": 20.0,
        "end": 24.0
      },
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 30.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_1249",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1249.mp4",
    "duration": 41.0723,
    "question": "What actions are performed in this video, in sequence for removing crayon from walls?",
    "answer": [
      {
        "step": "clean wall with a clean cloth",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "use a hair dryer to blow hot wall",
        "start": 13.0,
        "end": 29.0
      },
      {
        "step": "clean wall with a clean cloth",
        "start": 30.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1253",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1253.mp4",
    "duration": 149.6389,
    "question": "What operations are performed, in chronological order, for cutting scratches from windshield?",
    "answer": [
      {
        "step": "wipe off the cleaning agent",
        "start": 2.0,
        "end": 63.0
      },
      {
        "step": "spray the cleaning agent on the car window",
        "start": 85.0,
        "end": 90.0
      },
      {
        "step": "wipe off the cleaning agent",
        "start": 98.0,
        "end": 147.0
      }
    ]
  },
  {
    "id": "cat6_coin_1258",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1258.mp4",
    "duration": 68.859,
    "question": "What steps does the person take to complete this task to pitch a tent?",
    "answer": [
      {
        "step": "set up the brackets",
        "start": 13.0,
        "end": 28.0
      },
      {
        "step": "set up the platfond",
        "start": 35.0,
        "end": 49.0
      },
      {
        "step": "fix the ground nail",
        "start": 50.0,
        "end": 55.0
      },
      {
        "step": "set up the platfond",
        "start": 56.0,
        "end": 60.0
      },
      {
        "step": "fix the ground nail",
        "start": 61.0,
        "end": 66.0
      }
    ]
  },
  {
    "id": "cat6_coin_1259",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1259.mp4",
    "duration": 57.859,
    "question": "What series of actions is shown here for pitching a tent?",
    "answer": [
      {
        "step": "set up the brackets",
        "start": 13.0,
        "end": 28.0
      },
      {
        "step": "set up the platfond",
        "start": 35.0,
        "end": 49.0
      },
      {
        "step": "fix the ground nail",
        "start": 50.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_1260",
    "category": "Cat6",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "Give the step-by-step breakdown of what happens in changing a car tire.",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 14.0,
        "end": 15.0
      },
      {
        "step": "jack up the car",
        "start": 16.0,
        "end": 26.0
      },
      {
        "step": "unscrew the screw",
        "start": 27.0,
        "end": 32.0
      },
      {
        "step": "put on the tire",
        "start": 34.0,
        "end": 38.0
      },
      {
        "step": "tighten screws",
        "start": 38.0,
        "end": 69.0
      },
      {
        "step": "jack up the car",
        "start": 74.0,
        "end": 77.0
      },
      {
        "step": "unscrew the screw",
        "start": 78.0,
        "end": 91.0
      },
      {
        "step": "remove the tire",
        "start": 92.0,
        "end": 103.0
      },
      {
        "step": "put on the tire",
        "start": 104.0,
        "end": 111.0
      },
      {
        "step": "tighten screws",
        "start": 112.0,
        "end": 126.0
      },
      {
        "step": "unscrew the screw",
        "start": 132.0,
        "end": 148.0
      },
      {
        "step": "put on the tire",
        "start": 150.0,
        "end": 152.0
      },
      {
        "step": "tighten screws",
        "start": 153.0,
        "end": 166.0
      },
      {
        "step": "unscrew the screw",
        "start": 190.0,
        "end": 200.0
      },
      {
        "step": "remove the tire",
        "start": 201.0,
        "end": 204.0
      },
      {
        "step": "put on the tire",
        "start": 205.0,
        "end": 214.0
      },
      {
        "step": "tighten screws",
        "start": 215.0,
        "end": 226.0
      }
    ]
  },
  {
    "id": "cat6_coin_1261",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1261.mp4",
    "duration": 23.3927,
    "question": "Identify the ordered steps shown in this clip for changing a car tire.",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "jack up the car",
        "start": 4.0,
        "end": 14.0
      },
      {
        "step": "unscrew the screw",
        "start": 15.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_1262",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1262.mp4",
    "duration": 44.3963,
    "question": "What steps are involved in this procedure of changing a car tire?",
    "answer": [
      {
        "step": "put on the tire",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "tighten screws",
        "start": 15.0,
        "end": 37.0
      }
    ]
  },
  {
    "id": "cat6_coin_1263",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1263.mp4",
    "duration": 35.6766,
    "question": "What do you see happening in order in this clip of changing a car tire?",
    "answer": [
      {
        "step": "jack up the car",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "unscrew the screw",
        "start": 6.0,
        "end": 19.0
      },
      {
        "step": "remove the tire",
        "start": 20.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_1264",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1264.mp4",
    "duration": 48.6482,
    "question": "Identify the main actions and their order in changing a car tire.",
    "answer": [
      {
        "step": "put on the tire",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "tighten screws",
        "start": 10.0,
        "end": 24.0
      },
      {
        "step": "unscrew the screw",
        "start": 30.0,
        "end": 46.0
      }
    ]
  },
  {
    "id": "cat6_coin_1265",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1265.mp4",
    "duration": 57.9342,
    "question": "Tell me the main steps this person performs for changing a car tire.",
    "answer": [
      {
        "step": "put on the tire",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "tighten screws",
        "start": 5.0,
        "end": 18.0
      },
      {
        "step": "unscrew the screw",
        "start": 42.0,
        "end": 52.0
      }
    ]
  },
  {
    "id": "cat6_coin_1266",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1266.mp4",
    "duration": 30.5795,
    "question": "What are the main steps of changing a car tire?",
    "answer": [
      {
        "step": "remove the tire",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "put on the tire",
        "start": 6.0,
        "end": 15.0
      },
      {
        "step": "tighten screws",
        "start": 16.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_1271",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1271.mp4",
    "duration": 64.731,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "remove the protecting cover of the gun head",
        "start": 1.0,
        "end": 3.0
      },
      {
        "step": "insert the glue needle",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "hold the gun end and let the gun head aim at the tag brand",
        "start": 49.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_1272",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1272.mp4",
    "duration": 64.731,
    "question": "Provide the ordered list of actions from this video for using a tapping gun.",
    "answer": [
      {
        "step": "remove the protecting cover of the gun head",
        "start": 1.0,
        "end": 3.0
      },
      {
        "step": "insert the glue needle",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "hold the gun end and let the gun head aim at the tag brand",
        "start": 49.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_1283",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1283.mp4",
    "duration": 114.139,
    "question": "What is the action sequence depicted here for making orange juice?",
    "answer": [
      {
        "step": "cut oranges",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "juice the oranges",
        "start": 42.0,
        "end": 46.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 100.8,
        "end": 106.2
      }
    ]
  },
  {
    "id": "cat6_coin_1284",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1284.mp4",
    "duration": 114.139,
    "question": "Identify and list the procedural steps shown for making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "juice the oranges",
        "start": 42.0,
        "end": 46.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 100.8,
        "end": 106.2
      }
    ]
  },
  {
    "id": "cat6_coin_1285",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1285.mp4",
    "duration": 27.84,
    "question": "Identify the main actions and their order for using an epinephrine auto-injector.",
    "answer": [
      {
        "step": "unplug protection head",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "plunge into thigh",
        "start": 20.0,
        "end": 22.0
      },
      {
        "step": "pull out after a period of time",
        "start": 20.5,
        "end": 23.5
      }
    ]
  },
  {
    "id": "cat6_coin_1286",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1286.mp4",
    "duration": 27.84,
    "question": "Identify the main actions and their order in using an epinephrine auto-injector.",
    "answer": [
      {
        "step": "unplug protection head",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "plunge into thigh",
        "start": 20.0,
        "end": 22.0
      },
      {
        "step": "pull out after a period of time",
        "start": 20.5,
        "end": 23.5
      }
    ]
  },
  {
    "id": "cat6_coin_1292",
    "category": "Cat6",
    "video_path": "media/coin/videos/-4ips6KXoBE.mp4",
    "duration": 90.928333,
    "question": "Describe what happens step by step in this video.",
    "answer": [
      {
        "step": "put the thread on the spool",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "twine round the thread",
        "start": 17.0,
        "end": 55.0
      },
      {
        "step": "thread thorugh the needle",
        "start": 53.0,
        "end": 90.0
      }
    ]
  },
  {
    "id": "cat6_coin_1293",
    "category": "Cat6",
    "video_path": "media/coin/videos/-4ips6KXoBE.mp4",
    "duration": 90.928333,
    "question": "Describe the process shown in this video, step by step, for using a sewing machine.",
    "answer": [
      {
        "step": "put the thread on the spool",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "twine round the thread",
        "start": 17.0,
        "end": 55.0
      },
      {
        "step": "thread thorugh the needle",
        "start": 53.0,
        "end": 90.0
      }
    ]
  },
  {
    "id": "cat6_coin_1297",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1297.mp4",
    "duration": 62.172,
    "question": "What do you see happening in order in this clip of making lamb kebab?",
    "answer": [
      {
        "step": "prepare seasonings and side dishes",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare meat",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "mix and pickle",
        "start": 24.0,
        "end": 36.0
      },
      {
        "step": "string together",
        "start": 45.0,
        "end": 48.0
      },
      {
        "step": "prepare seasonings and side dishes",
        "start": 49.0,
        "end": 52.0
      },
      {
        "step": "string together",
        "start": 51.0,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_1298",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1298.mp4",
    "duration": 40.172,
    "question": "Identify the ordered steps shown in this clip for making lamb kebab.",
    "answer": [
      {
        "step": "prepare seasonings and side dishes",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "prepare meat",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "mix and pickle",
        "start": 24.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_1299",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1299.mp4",
    "duration": 22.768,
    "question": "What tasks are carried out, in what order for cutting lamb kebab?",
    "answer": [
      {
        "step": "string together",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "prepare seasonings and side dishes",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "string together",
        "start": 10.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_1302",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1302.mp4",
    "duration": 148.0615,
    "question": "What is the chain of actions in this video for replacing a door knob?",
    "answer": [
      {
        "step": "remove the door knob",
        "start": 15.0,
        "end": 44.0
      },
      {
        "step": "remove the bolt and pin board",
        "start": 44.0,
        "end": 46.0
      },
      {
        "step": "install the new bolt",
        "start": 100.0,
        "end": 109.0
      },
      {
        "step": "install the new door knob",
        "start": 110.0,
        "end": 145.0
      }
    ]
  },
  {
    "id": "cat6_coin_1303",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1303.mp4",
    "duration": 112.0589,
    "question": "What is the order of operations in this video for replacing a door knob?",
    "answer": [
      {
        "step": "remove the door knob",
        "start": 15.0,
        "end": 44.0
      },
      {
        "step": "remove the bolt and pin board",
        "start": 44.0,
        "end": 46.0
      },
      {
        "step": "install the new bolt",
        "start": 100.0,
        "end": 109.0
      }
    ]
  },
  {
    "id": "cat6_coin_1306",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1306.mp4",
    "duration": 90.5608,
    "question": "List the stages of this activity chronologically for assembling a sofa.",
    "answer": [
      {
        "step": "install the sofa back",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "install legs of sofa",
        "start": 15.5,
        "end": 18.5
      },
      {
        "step": "place cushion and backrest",
        "start": 20.0,
        "end": 24.5
      },
      {
        "step": "install the sofa back",
        "start": 41.0,
        "end": 50.0
      },
      {
        "step": "install legs of sofa",
        "start": 60.5,
        "end": 63.5
      },
      {
        "step": "place cushion and backrest",
        "start": 66.5,
        "end": 71.0
      },
      {
        "step": "install legs of sofa",
        "start": 81.5,
        "end": 84.5
      },
      {
        "step": "place cushion and backrest",
        "start": 86.0,
        "end": 87.5
      }
    ]
  },
  {
    "id": "cat6_coin_1307",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1307.mp4",
    "duration": 27.5645,
    "question": "What tasks does this person complete, step by step for assembling a sofa?",
    "answer": [
      {
        "step": "install the sofa back",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "install legs of sofa",
        "start": 15.5,
        "end": 18.5
      },
      {
        "step": "place cushion and backrest",
        "start": 20.0,
        "end": 24.5
      }
    ]
  },
  {
    "id": "cat6_coin_1308",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1308.mp4",
    "duration": 38.0576,
    "question": "List the actions being performed, from first to last, for assembling a sofa.",
    "answer": [
      {
        "step": "install the sofa back",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "install legs of sofa",
        "start": 21.5,
        "end": 24.5
      },
      {
        "step": "place cushion and backrest",
        "start": 29.5,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_1319",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1319.mp4",
    "duration": 71.7723,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 4.0,
        "end": 21.0
      },
      {
        "step": "cover with some soil",
        "start": 22.0,
        "end": 30.0
      },
      {
        "step": "apply a cover on the soil",
        "start": 61.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_1320",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1320.mp4",
    "duration": 71.7723,
    "question": "What are the sequential actions in this clip of sowing?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 4.0,
        "end": 21.0
      },
      {
        "step": "cover with some soil",
        "start": 22.0,
        "end": 30.0
      },
      {
        "step": "apply a cover on the soil",
        "start": 61.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_1321",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1321.mp4",
    "duration": 21.8278,
    "question": "List the stages of this activity chronologically for cutting a mango.",
    "answer": [
      {
        "step": "remove the core",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "cut the flesh",
        "start": 12.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_1322",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1322.mp4",
    "duration": 21.8278,
    "question": "Outline the key actions in their correct sequence for cutting mango.",
    "answer": [
      {
        "step": "remove the core",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "cut the flesh",
        "start": 12.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_1332",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1332.mp4",
    "duration": 41.0827,
    "question": "What series of actions is shown here for cutting a mango?",
    "answer": [
      {
        "step": "cut the wide side",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "cut the flesh",
        "start": 23.0,
        "end": 27.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 29.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1333",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1333.mp4",
    "duration": 41.0827,
    "question": "Describe the workflow shown in this video for cutting a mango.",
    "answer": [
      {
        "step": "cut the wide side",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "cut the flesh",
        "start": 23.0,
        "end": 27.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 29.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1334",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1334.mp4",
    "duration": 50.0333,
    "question": "Describe the workflow shown in this video for changing bike tires.",
    "answer": [
      {
        "step": "unload the wheel",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "remove the inner tube",
        "start": 7.0,
        "end": 14.0
      },
      {
        "step": "load the inner tube",
        "start": 16.0,
        "end": 27.0
      },
      {
        "step": "load the wheel",
        "start": 29.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1335",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1335.mp4",
    "duration": 30.0333,
    "question": "What is the chronological sequence of events shown for changing bike tires?",
    "answer": [
      {
        "step": "unload the wheel",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "remove the inner tube",
        "start": 7.0,
        "end": 14.0
      },
      {
        "step": "load the inner tube",
        "start": 16.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_1336",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1336.mp4",
    "duration": 132.205,
    "question": "What is the order of operations in this video for carving a pumpkin?",
    "answer": [
      {
        "step": "draw an outline",
        "start": 2.0,
        "end": 21.0
      },
      {
        "step": "carve along the outline",
        "start": 38.0,
        "end": 45.0
      },
      {
        "step": "Cutting a pumpkin with a knife",
        "start": 46.0,
        "end": 47.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 48.0,
        "end": 53.0
      },
      {
        "step": "carve along the outline",
        "start": 66.0,
        "end": 116.0
      },
      {
        "step": "A man lifts a carved pumpkin.",
        "start": 124.0,
        "end": 126.0
      }
    ]
  },
  {
    "id": "cat6_coin_1337",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1337.mp4",
    "duration": 52.205,
    "question": "What is done first, second, third, and so on for cutting a pumpkin?",
    "answer": [
      {
        "step": "draw an outline",
        "start": 2.0,
        "end": 21.0
      },
      {
        "step": "carve along the outline",
        "start": 38.0,
        "end": 45.0
      },
      {
        "step": "Cutting a pumpkin with a knife",
        "start": 46.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1338",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1338.mp4",
    "duration": 87.251,
    "question": "Enumerate the steps of this procedure in order for carving a pumpkin.",
    "answer": [
      {
        "step": "clean up the interior of thepumpkin",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "carve along the outline",
        "start": 17.0,
        "end": 70.0
      },
      {
        "step": "A chef presents a carved pumpkin.",
        "start": 80.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_1341",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1341.mp4",
    "duration": 54.0107,
    "question": "Recount the steps taken to accomplish this task of making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 2.0,
        "end": 28.0
      },
      {
        "step": "cut along the edges",
        "start": 32.0,
        "end": 34.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 34.0,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_1342",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1342.mp4",
    "duration": 94.0763,
    "question": "In what order are the actions carried out for replacing a CD drive with an SSD?",
    "answer": [
      {
        "step": "take out the laptop CD drive",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "install the SSD onto the hard disk tray",
        "start": 34.0,
        "end": 49.0
      },
      {
        "step": "install the screws and sheetmetals and baffles onto the hard disk tray",
        "start": 59.0,
        "end": 70.0
      },
      {
        "step": "insert the hard disk tray into the position of the CD drive",
        "start": 83.0,
        "end": 91.0
      }
    ]
  },
  {
    "id": "cat6_coin_1343",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1343.mp4",
    "duration": 83.0653,
    "question": "What is the order of operations in this video for replacing a CD drive with an SSD?",
    "answer": [
      {
        "step": "take out the laptop CD drive",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "install the SSD onto the hard disk tray",
        "start": 34.0,
        "end": 49.0
      },
      {
        "step": "install the screws and sheetmetals and baffles onto the hard disk tray",
        "start": 59.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1359",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1359.mp4",
    "duration": 39.8484,
    "question": "List the stages of this activity chronologically for using a vending machine.",
    "answer": [
      {
        "step": "Man waves his hand",
        "start": 2.0,
        "end": 3.5
      },
      {
        "step": "press the corresponding button",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "take out the goods",
        "start": 19.0,
        "end": 20.0
      },
      {
        "step": "insert money into the vending machine",
        "start": 27.0,
        "end": 28.0
      },
      {
        "step": "press the corresponding button",
        "start": 31.0,
        "end": 32.0
      },
      {
        "step": "take out the goods",
        "start": 34.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_1360",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1360.mp4",
    "duration": 23.8324,
    "question": "What is the order of operations in this video for using a vending machine?",
    "answer": [
      {
        "step": "Man waves his hand",
        "start": 2.0,
        "end": 3.5
      },
      {
        "step": "press the corresponding button",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "take out the goods",
        "start": 19.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_1361",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1361.mp4",
    "duration": 15.7677,
    "question": "What is done first, second, third, and so on for cutting and using a vending machine?",
    "answer": [
      {
        "step": "insert money into the vending machine",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "press the corresponding button",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "take out the goods",
        "start": 11.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_1372",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1372.mp4",
    "duration": 122.4117,
    "question": "Describe the main events in the order they happen for removing blackheads with glue.",
    "answer": [
      {
        "step": "reveal the glue from the face",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "pour some glue to the face",
        "start": 12.5,
        "end": 24.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 89.5,
        "end": 106.5
      },
      {
        "step": "reveal the glue from the face",
        "start": 109.5,
        "end": 118.0
      }
    ]
  },
  {
    "id": "cat6_coin_1373",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1373.mp4",
    "duration": 110.9117,
    "question": "What is done first, second, third, and so on for removing blackheads with glue?",
    "answer": [
      {
        "step": "reveal the glue from the face",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "pour some glue to the face",
        "start": 12.5,
        "end": 24.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 89.5,
        "end": 106.5
      }
    ]
  },
  {
    "id": "cat6_coin_1374",
    "category": "Cat6",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 84.0,
        "end": 86.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 121.0,
        "end": 138.0
      },
      {
        "step": "glue on the paddle",
        "start": 164.0,
        "end": 233.0
      },
      {
        "step": "put rubber on paddle",
        "start": 234.0,
        "end": 308.0
      },
      {
        "step": "cut the rubber",
        "start": 309.0,
        "end": 330.0
      },
      {
        "step": "glue on the paddle",
        "start": 345.0,
        "end": 351.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 358.0,
        "end": 378.0
      },
      {
        "step": "put rubber on paddle",
        "start": 382.0,
        "end": 417.0
      },
      {
        "step": "cut the rubber",
        "start": 428.0,
        "end": 443.0
      },
      {
        "step": "attach tape to the edge of the paddle",
        "start": 478.0,
        "end": 567.0
      }
    ]
  },
  {
    "id": "cat6_coin_1375",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1375.mp4",
    "duration": 100.4039,
    "question": "Describe what happens step by step in this video of gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 39.0,
        "end": 56.0
      },
      {
        "step": "glue on the paddle",
        "start": 82.0,
        "end": 95.0
      }
    ]
  },
  {
    "id": "cat6_coin_1376",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1376.mp4",
    "duration": 159.0038,
    "question": "How is this task performed? List the steps for gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 2.0,
        "end": 55.0
      },
      {
        "step": "put rubber on paddle",
        "start": 61.0,
        "end": 69.0
      },
      {
        "step": "cut the rubber",
        "start": 139.0,
        "end": 152.0
      }
    ]
  },
  {
    "id": "cat6_coin_1377",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1377.mp4",
    "duration": 78.1907,
    "question": "Identify the ordered steps shown in this clip for gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 15.0,
        "end": 35.0
      },
      {
        "step": "put rubber on paddle",
        "start": 39.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_1378",
    "category": "Cat6",
    "video_path": "media/coin/videos/3BvE4z_kmuI.mp4",
    "duration": 174.426667,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "correct the balance zero",
        "start": 29.0,
        "end": 33.0
      },
      {
        "step": "put the sample to be measured on the balance",
        "start": 34.0,
        "end": 35.0
      },
      {
        "step": "put the weight until the balance is balanced",
        "start": 36.0,
        "end": 173.0
      }
    ]
  },
  {
    "id": "cat6_coin_1379",
    "category": "Cat6",
    "video_path": "media/coin/videos/3BvE4z_kmuI.mp4",
    "duration": 174.426667,
    "question": "Identify the ordered steps shown in this clip of using a triple beam balance.",
    "answer": [
      {
        "step": "correct the balance zero",
        "start": 29.0,
        "end": 33.0
      },
      {
        "step": "put the sample to be measured on the balance",
        "start": 34.0,
        "end": 35.0
      },
      {
        "step": "put the weight until the balance is balanced",
        "start": 36.0,
        "end": 173.0
      }
    ]
  },
  {
    "id": "cat6_coin_1382",
    "category": "Cat6",
    "video_path": "media/coin/videos/5tpP66MCLGE.mp4",
    "duration": 108.551667,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "replace the old shower head",
        "start": 0.0,
        "end": 3.5
      },
      {
        "step": "wrap the pipe band",
        "start": 5.0,
        "end": 23.0
      },
      {
        "step": "install the new shower head",
        "start": 31.0,
        "end": 108.0
      }
    ]
  },
  {
    "id": "cat6_coin_1383",
    "category": "Cat6",
    "video_path": "media/coin/videos/5tpP66MCLGE.mp4",
    "duration": 108.551667,
    "question": "Walk through the actions in the order they are performed for installing a shower head.",
    "answer": [
      {
        "step": "replace the old shower head",
        "start": 0.0,
        "end": 3.5
      },
      {
        "step": "wrap the pipe band",
        "start": 5.0,
        "end": 23.0
      },
      {
        "step": "install the new shower head",
        "start": 31.0,
        "end": 108.0
      }
    ]
  },
  {
    "id": "cat6_coin_1384",
    "category": "Cat6",
    "video_path": "media/coin/videos/ggFdvUlp8YU.mp4",
    "duration": 100.333422,
    "question": "Break this video down into its component actions. What are the main steps of making pizza?",
    "answer": [
      {
        "step": "unroll the dough",
        "start": 6.0,
        "end": 11.0
      },
      {
        "step": "add seasoning",
        "start": 11.0,
        "end": 85.0
      },
      {
        "step": "bake pizza",
        "start": 85.0,
        "end": 88.0
      }
    ]
  },
  {
    "id": "cat6_coin_1385",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1385.mp4",
    "duration": 87.04,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "unroll the dough",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "add seasoning",
        "start": 8.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_1389",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1389.mp4",
    "duration": 60.27,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 2.0,
        "end": 28.0
      },
      {
        "step": "cover with some soil",
        "start": 35.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_1390",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1390.mp4",
    "duration": 57.052,
    "question": "What is the step-by-step procedure demonstrated here for doing lino printing?",
    "answer": [
      {
        "step": "ink the marked area",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "transfer print",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "ink the marked area",
        "start": 23.0,
        "end": 26.0
      },
      {
        "step": "transfer print",
        "start": 50.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_1391",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1391.mp4",
    "duration": 29.052,
    "question": "What series of actions is shown here for do lino printing?",
    "answer": [
      {
        "step": "ink the marked area",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "transfer print",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "ink the marked area",
        "start": 23.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1400",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1400.mp4",
    "duration": 133.086,
    "question": "What are the sequential actions in this clip for parking parallel?",
    "answer": [
      {
        "step": "drive the car forward",
        "start": 2.0,
        "end": 40.0
      },
      {
        "step": "drive the car backward",
        "start": 41.0,
        "end": 100.0
      },
      {
        "step": "adjust front and back position",
        "start": 99.0,
        "end": 120.0
      },
      {
        "step": "drive the car forward",
        "start": 121.0,
        "end": 130.0
      }
    ]
  },
  {
    "id": "cat6_coin_1401",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1401.mp4",
    "duration": 123.086,
    "question": "Outline the sequence of actions in this video for parking parallel.",
    "answer": [
      {
        "step": "drive the car forward",
        "start": 2.0,
        "end": 40.0
      },
      {
        "step": "drive the car backward",
        "start": 41.0,
        "end": 100.0
      },
      {
        "step": "adjust front and back position",
        "start": 99.0,
        "end": 120.0
      }
    ]
  },
  {
    "id": "cat6_coin_1415",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1415.mp4",
    "duration": 24.2612,
    "question": "List the key actions in the order they occur for the task of using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "put the washed rice into the rice cooker",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 9.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1418",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1418.mp4",
    "duration": 23.619,
    "question": "Describe the sequence of actions shown in this video.",
    "answer": [
      {
        "step": "apply polishing paste on the surface",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "clean the scratch",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "apply polishing paste on the surface",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "clean the scratch",
        "start": 10.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1419",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1419.mp4",
    "duration": 12.619,
    "question": "Trace the chain of actions from start to finish for polishing a car.",
    "answer": [
      {
        "step": "apply polishing paste on the surface",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "clean the scratch",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "apply polishing paste on the surface",
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_1429",
    "category": "Cat6",
    "video_path": "media/coin/videos/5QGYFN4ERcc.mp4",
    "duration": 190.241078,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "stir the mixture",
        "start": 26.0,
        "end": 37.0
      },
      {
        "step": "pour the ingredients into the bowl",
        "start": 38.0,
        "end": 40.0
      },
      {
        "step": "stir the mixture",
        "start": 48.0,
        "end": 102.0
      },
      {
        "step": "package and freeze",
        "start": 103.0,
        "end": 113.0
      },
      {
        "step": "pour the ingredients into the bowl",
        "start": 140.0,
        "end": 154.0
      },
      {
        "step": "package and freeze",
        "start": 167.0,
        "end": 184.0
      }
    ]
  },
  {
    "id": "cat6_coin_1430",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1430.mp4",
    "duration": 80.6962,
    "question": "What is the chain of actions in this video for making homemade ice cream?",
    "answer": [
      {
        "step": "stir the mixture",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "pour the ingredients into the bowl",
        "start": 14.0,
        "end": 16.0
      },
      {
        "step": "stir the mixture",
        "start": 24.0,
        "end": 78.0
      }
    ]
  },
  {
    "id": "cat6_coin_1431",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1431.mp4",
    "duration": 89.9915,
    "question": "Describe the workflow shown in this video for making homemade ice cream.",
    "answer": [
      {
        "step": "package and freeze",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "pour the ingredients into the bowl",
        "start": 48.0,
        "end": 55.0
      },
      {
        "step": "package and freeze",
        "start": 82.0,
        "end": 83.0
      }
    ]
  },
  {
    "id": "cat6_coin_1432",
    "category": "Cat6",
    "video_path": "media/coin/videos/0aVupKCufGg.mp4",
    "duration": 94.040811,
    "question": "What sequence of actions makes up this task: replacing tyre valve stem?",
    "answer": [
      {
        "step": "remove the air nozzle",
        "start": 5.0,
        "end": 10.0
      },
      {
        "step": "inflate the tyre after replacement",
        "start": 35.0,
        "end": 88.0
      }
    ]
  },
  {
    "id": "cat6_coin_1435",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1435.mp4",
    "duration": 59.659,
    "question": "What procedure is being demonstrated? List each step for using a toaster.",
    "answer": [
      {
        "step": "put a slice of bread in",
        "start": 3.0,
        "end": 7.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "take out the slice of bread",
        "start": 18.0,
        "end": 21.0
      },
      {
        "step": "put a slice of bread in",
        "start": 24.0,
        "end": 28.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 29.0,
        "end": 32.0
      },
      {
        "step": "take out the slice of bread",
        "start": 37.0,
        "end": 40.0
      },
      {
        "step": "put a slice of bread in",
        "start": 42.0,
        "end": 47.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 47.0,
        "end": 50.0
      },
      {
        "step": "take out the slice of bread",
        "start": 54.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_1436",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1436.mp4",
    "duration": 23.659,
    "question": "List the stages of this activity chronologically for using a toaster.",
    "answer": [
      {
        "step": "put a slice of bread in",
        "start": 3.0,
        "end": 7.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "take out the slice of bread",
        "start": 18.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1437",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1437.mp4",
    "duration": 20.819,
    "question": "Identify each step in the demonstrated procedure of using a toaster.",
    "answer": [
      {
        "step": "put a slice of bread in",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "take out the slice of bread",
        "start": 15.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_1443",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1443.mp4",
    "duration": 43.499,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "rinse the pot",
        "start": 20.0,
        "end": 26.0
      },
      {
        "step": "Wiping the pan with a cloth",
        "start": 37.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1444",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1444.mp4",
    "duration": 43.499,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "rinse the pot",
        "start": 20.0,
        "end": 26.0
      },
      {
        "step": "Wiping the pan with a cloth",
        "start": 37.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1447",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1447.mp4",
    "duration": 75.6236,
    "question": "Describe the sequence of actions shown in this video for giving an intramuscular injection.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "inject to the muscular",
        "start": 52.0,
        "end": 55.0
      },
      {
        "step": "pull out the needle and press",
        "start": 62.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_1448",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1448.mp4",
    "duration": 75.6236,
    "question": "Give the step-by-step breakdown of what happens in giving an intramuscular injection.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "inject to the muscular",
        "start": 52.0,
        "end": 55.0
      },
      {
        "step": "pull out the needle and press",
        "start": 62.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_1449",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1449.mp4",
    "duration": 57.952,
    "question": "What actions are performed in this video, in sequence for replacing the blade of a saw?",
    "answer": [
      {
        "step": "install the new blade",
        "start": 15.0,
        "end": 18.0
      },
      {
        "step": "tighten the blade screw",
        "start": 19.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_1466",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1466.mp4",
    "duration": 144.0723,
    "question": "Identify the main actions and their order for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 7.0,
        "end": 23.0
      },
      {
        "step": "remove the original protector",
        "start": 68.0,
        "end": 72.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 73.0,
        "end": 95.0
      },
      {
        "step": "paste protector on the screen",
        "start": 96.0,
        "end": 120.0
      },
      {
        "step": "wipe the screen",
        "start": 123.0,
        "end": 142.0
      }
    ]
  },
  {
    "id": "cat6_coin_1467",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1467.mp4",
    "duration": 74.0723,
    "question": "What is the action sequence depicted here for replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 7.0,
        "end": 23.0
      },
      {
        "step": "remove the original protector",
        "start": 68.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_1468",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1468.mp4",
    "duration": 74.0723,
    "question": "What actions are performed in this video, in sequence for replacing a mobile screen protector?",
    "answer": [
      {
        "step": "line up the protector and the cellphone",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "paste protector on the screen",
        "start": 33.0,
        "end": 38.0
      },
      {
        "step": "wipe the screen",
        "start": 52.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_1472",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1472.mp4",
    "duration": 32.1829,
    "question": "List the actions being performed, from first to last, for changing a car tire.",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "remove the tire",
        "start": 11.0,
        "end": 12.0
      },
      {
        "step": "tighten screws",
        "start": 22.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1473",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1473.mp4",
    "duration": 32.1829,
    "question": "What is done first, second, third, and so on for changing a car tire?",
    "answer": [
      {
        "step": "unscrew the screw",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "remove the tire",
        "start": 11.0,
        "end": 12.0
      },
      {
        "step": "tighten screws",
        "start": 22.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1477",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1477.mp4",
    "duration": 46.9332,
    "question": "Enumerate the steps of this procedure in order for making cookies.",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "mix raw materials",
        "start": 16.0,
        "end": 30.0
      },
      {
        "step": "pour raw materials",
        "start": 35.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_1478",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1478.mp4",
    "duration": 16.9853,
    "question": "Tell me the main steps this person performs for making a cookie.",
    "answer": [
      {
        "step": "mix raw materials",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "pour raw materials",
        "start": 11.0,
        "end": 12.0
      },
      {
        "step": "mix raw materials",
        "start": 12.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_1479",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1479.mp4",
    "duration": 93.3452,
    "question": "How is this task performed? List the steps for making a cookie.",
    "answer": [
      {
        "step": "pour raw materials",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "mix raw materials",
        "start": 6.0,
        "end": 44.0
      },
      {
        "step": "shape cookie",
        "start": 60.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1480",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1480.mp4",
    "duration": 30.7737,
    "question": "What procedure is being demonstrated? List each step for cutting cantaloupe?",
    "answer": [
      {
        "step": "cut in half",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "slice the pulp",
        "start": 11.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_1481",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1481.mp4",
    "duration": 80.8006,
    "question": "What operations are performed, in chronological order, for cutting lino printing?",
    "answer": [
      {
        "step": "ink the marked area",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "transfer print",
        "start": 38.0,
        "end": 76.5
      }
    ]
  },
  {
    "id": "cat6_coin_1484",
    "category": "Cat6",
    "video_path": "media/coin/videos/sLVJxrrDR-Y.mp4",
    "duration": 71.191667,
    "question": "What steps does the person take to complete this task to make orange juice?",
    "answer": [
      {
        "step": "cut oranges",
        "start": 0.0,
        "end": 10.0
      },
      {
        "step": "juice the oranges",
        "start": 36.0,
        "end": 69.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 68.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1485",
    "category": "Cat6",
    "video_path": "media/coin/videos/sLVJxrrDR-Y.mp4",
    "duration": 71.191667,
    "question": "What tasks does this person complete, step by step for making orange juice?",
    "answer": [
      {
        "step": "cut oranges",
        "start": 0.0,
        "end": 10.0
      },
      {
        "step": "juice the oranges",
        "start": 36.0,
        "end": 69.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 68.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1486",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1486.mp4",
    "duration": 77.0443,
    "question": "Describe the sequence of actions shown in this video for performing CPR.",
    "answer": [
      {
        "step": "do artificial breathing to the patient",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "press the chest of the patient",
        "start": 33.0,
        "end": 45.0
      },
      {
        "step": "do artificial breathing to the patient",
        "start": 56.0,
        "end": 59.0
      },
      {
        "step": "check the pulse of the patient",
        "start": 67.0,
        "end": 73.0
      }
    ]
  },
  {
    "id": "cat6_coin_1487",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1487.mp4",
    "duration": 62.0626,
    "question": "What steps does the person take to complete this task of performing CPR?",
    "answer": [
      {
        "step": "do artificial breathing to the patient",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "press the chest of the patient",
        "start": 33.0,
        "end": 45.0
      },
      {
        "step": "do artificial breathing to the patient",
        "start": 56.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_1492",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1492.mp4",
    "duration": 133.9354,
    "question": "List the actions being performed, from first to last, for assembling a bed.",
    "answer": [
      {
        "step": "place mattress on the bed",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "place the board on each side",
        "start": 47.0,
        "end": 51.0
      },
      {
        "step": "install head of the bed",
        "start": 82.0,
        "end": 131.0
      }
    ]
  },
  {
    "id": "cat6_coin_1495",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1495.mp4",
    "duration": 38.076,
    "question": "What are the main steps of putting on hair extensions?",
    "answer": [
      {
        "step": "put on the hair extensions",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "put on the hair extensions",
        "start": 14.0,
        "end": 23.0
      },
      {
        "step": "put down the hair and comb",
        "start": 29.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_1496",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1496.mp4",
    "duration": 27.0984,
    "question": "List each distinct action in the order it appears for putting on hair extensions.",
    "answer": [
      {
        "step": "put on the hair extensions",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "put on the hair extensions",
        "start": 14.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1509",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1509.mp4",
    "duration": 72.5811,
    "question": "What series of actions is shown here for cleaning a laptop keyboard?",
    "answer": [
      {
        "step": "clean the inside of the button",
        "start": 3.0,
        "end": 37.0
      },
      {
        "step": "wipe the keyboard",
        "start": 57.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_1510",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1510.mp4",
    "duration": 72.5811,
    "question": "What are the individual steps of this process of cleaning a laptop keyboard?",
    "answer": [
      {
        "step": "clean the inside of the button",
        "start": 3.0,
        "end": 37.0
      },
      {
        "step": "wipe the keyboard",
        "start": 57.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_1520",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1520.mp4",
    "duration": 133.3428,
    "question": "Tell me the main steps this person performs for washing hair.",
    "answer": [
      {
        "step": "comb the hair with a comb",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "Camera pans left across products",
        "start": 12.0,
        "end": 13.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 16.0,
        "end": 38.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 43.0,
        "end": 44.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 47.0,
        "end": 76.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 87.0,
        "end": 100.0
      },
      {
        "step": "comb the hair with a comb",
        "start": 101.0,
        "end": 129.0
      }
    ]
  },
  {
    "id": "cat6_coin_1521",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1521.mp4",
    "duration": 38.3479,
    "question": "Identify and list the procedural steps shown for washing hair.",
    "answer": [
      {
        "step": "comb the hair with a comb",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "Camera pans left across products",
        "start": 12.0,
        "end": 13.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 16.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_1522",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1522.mp4",
    "duration": 43.2762,
    "question": "What are the main steps of washing hair?",
    "answer": [
      {
        "step": "scratch the hair carefully",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 12.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_1523",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1523.mp4",
    "duration": 28.2782,
    "question": "What does the person do in sequence for washing hair?",
    "answer": [
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "comb the hair with a comb",
        "start": 16.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1527",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1527.mp4",
    "duration": 50.4003,
    "question": "How is this task performed? List the steps for removing blackheads with glue.",
    "answer": [
      {
        "step": "Mixing ingredients in a bowl",
        "start": 2.0,
        "end": 25.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 26.0,
        "end": 47.5
      }
    ]
  },
  {
    "id": "cat6_coin_1540",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1540.mp4",
    "duration": 103.7192,
    "question": "What sequence of actions makes up this task: cleaning a leather seat?",
    "answer": [
      {
        "step": "apply detergent to leather",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "wipe the detergent",
        "start": 22.0,
        "end": 37.0
      },
      {
        "step": "clean the surface",
        "start": 41.0,
        "end": 101.0
      }
    ]
  },
  {
    "id": "cat6_coin_1541",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1541.mp4",
    "duration": 103.7192,
    "question": "What series of actions is shown here for cleaning a leather seat?",
    "answer": [
      {
        "step": "apply detergent to leather",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "wipe the detergent",
        "start": 22.0,
        "end": 37.0
      },
      {
        "step": "clean the surface",
        "start": 41.0,
        "end": 101.0
      }
    ]
  },
  {
    "id": "cat6_coin_1544",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1544.mp4",
    "duration": 51.4713,
    "question": "Tell me the main steps this person performs for making wireless earbuds.",
    "answer": [
      {
        "step": "process the copper wire inside the earphone cable",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "cut the headphone cable",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "process the copper wire inside the earphone cable",
        "start": 16.0,
        "end": 48.0
      }
    ]
  },
  {
    "id": "cat6_coin_1545",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1545.mp4",
    "duration": 51.4713,
    "question": "List each distinct action in the order it appears in making wireless earbuds.",
    "answer": [
      {
        "step": "process the copper wire inside the earphone cable",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "cut the headphone cable",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "process the copper wire inside the earphone cable",
        "start": 16.0,
        "end": 48.0
      }
    ]
  },
  {
    "id": "cat6_coin_1548",
    "category": "Cat6",
    "video_path": "media/coin/videos/1Q325G3eJNM.mp4",
    "duration": 99.985,
    "question": "Tell me the main steps this person performs for replacing a door knob.",
    "answer": [
      {
        "step": "remove the door knob",
        "start": 7.5,
        "end": 14.5
      },
      {
        "step": "remove the bolt and pin board",
        "start": 15.0,
        "end": 30.5
      },
      {
        "step": "install the new bolt",
        "start": 48.0,
        "end": 50.0
      },
      {
        "step": "install the new pin board",
        "start": 52.5,
        "end": 62.5
      },
      {
        "step": "install the new door knob",
        "start": 63.5,
        "end": 68.5
      },
      {
        "step": "install the new pin board",
        "start": 79.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_1549",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1549.mp4",
    "duration": 46.752,
    "question": "What does the person do in sequence for replacing a door knob?",
    "answer": [
      {
        "step": "remove the door knob",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "remove the bolt and pin board",
        "start": 9.5,
        "end": 25.0
      },
      {
        "step": "install the new bolt",
        "start": 42.5,
        "end": 44.5
      }
    ]
  },
  {
    "id": "cat6_coin_1550",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1550.mp4",
    "duration": 50.2117,
    "question": "List the procedural stages of what is shown for replacing a door knob.",
    "answer": [
      {
        "step": "install the new pin board",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "install the new door knob",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "install the new pin board",
        "start": 36.5,
        "end": 45.5
      }
    ]
  },
  {
    "id": "cat6_coin_1552",
    "category": "Cat6",
    "video_path": "media/coin/videos/bKHFWlfkC1o.mp4",
    "duration": 187.988744,
    "question": "What are the main steps of replacing a mobile screen protector?",
    "answer": [
      {
        "step": "remove the original protector",
        "start": 11.0,
        "end": 21.0
      },
      {
        "step": "wipe the screen",
        "start": 74.8,
        "end": 79.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 81.0,
        "end": 113.0
      },
      {
        "step": "paste protector on the screen",
        "start": 114.0,
        "end": 133.0
      },
      {
        "step": "wipe the screen",
        "start": 134.0,
        "end": 166.0
      }
    ]
  },
  {
    "id": "cat6_coin_1553",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1553.mp4",
    "duration": 109.2865,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "remove the original protector",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "wipe the screen",
        "start": 68.0,
        "end": 71.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 75.0,
        "end": 104.0
      }
    ]
  },
  {
    "id": "cat6_coin_1554",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1554.mp4",
    "duration": 58.473,
    "question": "What are the sequential actions in this clip of replacing a mobile screen protector?",
    "answer": [
      {
        "step": "paste protector on the screen",
        "start": 2.0,
        "end": 21.0
      },
      {
        "step": "wipe the screen",
        "start": 37.8,
        "end": 42.8
      }
    ]
  },
  {
    "id": "cat6_coin_1557",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1557.mp4",
    "duration": 59.059,
    "question": "Describe the sequence of actions shown in this video for making matcha tea.",
    "answer": [
      {
        "step": "add tea powder",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "brew tea and stir",
        "start": 13.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_1558",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1558.mp4",
    "duration": 48.9182,
    "question": "In what order are the actions carried out for replacing the battery on a car key?",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "take out the car key battery",
        "start": 20.0,
        "end": 21.5
      },
      {
        "step": "put in the battery",
        "start": 29.5,
        "end": 31.5
      },
      {
        "step": "close the car key cover",
        "start": 37.0,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_1559",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1559.mp4",
    "duration": 36.9062,
    "question": "List each distinct action in the order it appears for replacing the battery on a key to car.",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "take out the car key battery",
        "start": 20.0,
        "end": 21.5
      },
      {
        "step": "put in the battery",
        "start": 29.5,
        "end": 31.5
      }
    ]
  },
  {
    "id": "cat6_coin_1561",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1561.mp4",
    "duration": 87.2665,
    "question": "What is done first, second, third, and so on for cleaning fish?",
    "answer": [
      {
        "step": "scratch scales",
        "start": 7.0,
        "end": 20.0
      },
      {
        "step": "cut off the tail and fin",
        "start": 27.0,
        "end": 64.0
      },
      {
        "step": "remove the intestines and blood vessels",
        "start": 75.0,
        "end": 82.0
      }
    ]
  },
  {
    "id": "cat6_coin_1562",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1562.mp4",
    "duration": 69.2892,
    "question": "Outline the key actions in their correct sequence for cleaning fish.",
    "answer": [
      {
        "step": "scratch scales",
        "start": 7.0,
        "end": 20.0
      },
      {
        "step": "cut off the tail and fin",
        "start": 27.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1569",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1569.mp4",
    "duration": 45.4944,
    "question": "Map out the step-by-step process in this video of operating a fire extinguisher.",
    "answer": [
      {
        "step": "pull out the insurance ring",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "spray towards the fire",
        "start": 14.0,
        "end": 40.5
      }
    ]
  },
  {
    "id": "cat6_coin_1571",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1571.mp4",
    "duration": 131.739,
    "question": "Break this video down into its component actions. What are the main steps of washing hair?",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 5.0,
        "end": 45.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 52.0,
        "end": 83.0
      },
      {
        "step": "wet and wash the hair",
        "start": 82.0,
        "end": 101.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 110.0,
        "end": 116.0
      },
      {
        "step": "make the hair dry",
        "start": 117.0,
        "end": 127.0
      }
    ]
  },
  {
    "id": "cat6_coin_1572",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1572.mp4",
    "duration": 105.739,
    "question": "What is the chain of actions in this video for washing hair?",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 5.0,
        "end": 45.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 52.0,
        "end": 83.0
      },
      {
        "step": "wet and wash the hair",
        "start": 82.0,
        "end": 101.0
      }
    ]
  },
  {
    "id": "cat6_coin_1573",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1573.mp4",
    "duration": 145.619,
    "question": "List the stages of this activity chronologically for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 10.0,
        "end": 14.0
      },
      {
        "step": "wipe the screen",
        "start": 71.0,
        "end": 74.0
      },
      {
        "step": "remove the original protector",
        "start": 76.0,
        "end": 77.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 78.0,
        "end": 81.0
      },
      {
        "step": "wipe the screen",
        "start": 87.0,
        "end": 91.0
      },
      {
        "step": "remove the original protector",
        "start": 140.0,
        "end": 143.0
      }
    ]
  },
  {
    "id": "cat6_coin_1574",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1574.mp4",
    "duration": 76.619,
    "question": "What does the person do in sequence for replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 10.0,
        "end": 14.0
      },
      {
        "step": "wipe the screen",
        "start": 71.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_1580",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1580.mp4",
    "duration": 73.0824,
    "question": "Provide the ordered list of actions from this video for the task of pasting a car sticker.",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "put the sticker on the window",
        "start": 16.0,
        "end": 22.0
      },
      {
        "step": "press the sticker",
        "start": 23.0,
        "end": 54.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 66.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_1581",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1581.mp4",
    "duration": 58.0824,
    "question": "What are the sequential actions in this clip of pasting a car sticker?",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "put the sticker on the window",
        "start": 16.0,
        "end": 22.0
      },
      {
        "step": "press the sticker",
        "start": 23.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_1585",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1585.mp4",
    "duration": 93.8017,
    "question": "Trace the chain of actions from start to finish for replacing a bulb.",
    "answer": [
      {
        "step": "remove the light shell/housing/support",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "take out the old bulb",
        "start": 27.5,
        "end": 45.5
      },
      {
        "step": "install the new bulb",
        "start": 59.8,
        "end": 63.5
      },
      {
        "step": "install the light shell/housing/support",
        "start": 78.0,
        "end": 88.5
      }
    ]
  },
  {
    "id": "cat6_coin_1586",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1586.mp4",
    "duration": 68.8101,
    "question": "Give the step-by-step breakdown of what happens in replacing a bulb.",
    "answer": [
      {
        "step": "remove the light shell/housing/support",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "take out the old bulb",
        "start": 27.5,
        "end": 45.5
      },
      {
        "step": "install the new bulb",
        "start": 59.8,
        "end": 63.5
      }
    ]
  },
  {
    "id": "cat6_coin_1592",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1592.mp4",
    "duration": 98.1047,
    "question": "Identify the main actions and their order for pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "wipe screen",
        "start": 2.0,
        "end": 30.0
      },
      {
        "step": "paste protector on the screen",
        "start": 43.5,
        "end": 72.5
      },
      {
        "step": "wipe screen again",
        "start": 83.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_1593",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1593.mp4",
    "duration": 98.1047,
    "question": "Trace the chain of actions from start to finish for pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "wipe screen",
        "start": 2.0,
        "end": 30.0
      },
      {
        "step": "paste protector on the screen",
        "start": 43.5,
        "end": 72.5
      },
      {
        "step": "wipe screen again",
        "start": 83.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_1602",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1602.mp4",
    "duration": 177.0592,
    "question": "Describe the sequence of actions shown in this video.",
    "answer": [
      {
        "step": "boil water or coffee",
        "start": 15.0,
        "end": 93.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 96.0,
        "end": 169.0
      }
    ]
  },
  {
    "id": "cat6_coin_1604",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1604.mp4",
    "duration": 108.606,
    "question": "What steps are involved in this procedure of using a rice cooker to cook rice?",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "soak and wash the rice",
        "start": 16.0,
        "end": 37.0
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 88.0,
        "end": 91.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 92.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_1605",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1605.mp4",
    "duration": 93.606,
    "question": "List the key actions in the order they occur for using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "soak and wash the rice",
        "start": 16.0,
        "end": 37.0
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 88.0,
        "end": 91.0
      }
    ]
  },
  {
    "id": "cat6_coin_1606",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1606.mp4",
    "duration": 86.8117,
    "question": "Give the step-by-step breakdown of what happens when using a vending machine.",
    "answer": [
      {
        "step": "press the corresponding button",
        "start": 6.0,
        "end": 7.5
      },
      {
        "step": "insert money into the vending machine",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "take out the goods",
        "start": 16.0,
        "end": 19.0
      },
      {
        "step": "press the corresponding button",
        "start": 23.5,
        "end": 27.0
      },
      {
        "step": "insert money into the vending machine",
        "start": 36.0,
        "end": 39.0
      },
      {
        "step": "take out the goods",
        "start": 74.5,
        "end": 77.5
      }
    ]
  },
  {
    "id": "cat6_coin_1607",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1607.mp4",
    "duration": 24.3117,
    "question": "What tasks are carried out, in what order for using a vending machine?",
    "answer": [
      {
        "step": "press the corresponding button",
        "start": 6.0,
        "end": 7.5
      },
      {
        "step": "insert money into the vending machine",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "take out the goods",
        "start": 16.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1608",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1608.mp4",
    "duration": 66.8723,
    "question": "What are the individual steps of using a vending machine?",
    "answer": [
      {
        "step": "press the corresponding button",
        "start": 3.0,
        "end": 9.5
      },
      {
        "step": "insert money into the vending machine",
        "start": 13.5,
        "end": 33.0
      },
      {
        "step": "take out the goods",
        "start": 56.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1612",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1612.mp4",
    "duration": 72.3829,
    "question": "What do you see happening in order in this clip of replacing a tyre valve stem?",
    "answer": [
      {
        "step": "inflate the tyre after replacement",
        "start": 13.0,
        "end": 15.0
      },
      {
        "step": "install the new air nozzle",
        "start": 58.0,
        "end": 61.0
      }
    ]
  },
  {
    "id": "cat6_coin_1640",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1640.mp4",
    "duration": 16.04,
    "question": "Identify the main actions and their order for making a bed.",
    "answer": [
      {
        "step": "insert the quilt into the quilt cover",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "put the quilt on the bed",
        "start": 9.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_1641",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1641.mp4",
    "duration": 29.04,
    "question": "What is the order of operations in this video for changing a bike chain?",
    "answer": [
      {
        "step": "take old chain away",
        "start": 11.0,
        "end": 14.0
      },
      {
        "step": "install the new chain",
        "start": 17.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_1647",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1647.mp4",
    "duration": 98.752,
    "question": "What actions are performed in this video, in sequence for bandaging a dog paw?",
    "answer": [
      {
        "step": "wind legs with bandage",
        "start": 15.0,
        "end": 32.0
      },
      {
        "step": "cut the bandage",
        "start": 42.0,
        "end": 51.0
      },
      {
        "step": "wind legs with bandage",
        "start": 68.0,
        "end": 94.0
      }
    ]
  },
  {
    "id": "cat6_coin_1648",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1648.mp4",
    "duration": 98.752,
    "question": "What are the main steps of bandaging a dog paw?",
    "answer": [
      {
        "step": "wind legs with bandage",
        "start": 15.0,
        "end": 32.0
      },
      {
        "step": "cut the bandage",
        "start": 42.0,
        "end": 51.0
      },
      {
        "step": "wind legs with bandage",
        "start": 68.0,
        "end": 94.0
      }
    ]
  },
  {
    "id": "cat6_coin_1662",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1662.mp4",
    "duration": 88.619,
    "question": "In what order are the actions carried out for using a rice cooker to cook rice?",
    "answer": [
      {
        "step": "soak and wash the rice",
        "start": 2.0,
        "end": 48.0
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 61.0,
        "end": 75.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 76.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1663",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1663.mp4",
    "duration": 88.619,
    "question": "Describe what happens step by step in this video of using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "soak and wash the rice",
        "start": 2.0,
        "end": 48.0
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 61.0,
        "end": 75.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 76.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_1664",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1664.mp4",
    "duration": 81.3833,
    "question": "How is this task performed? List the steps for changing a mobile phone battery.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "remove the components of the fixed battery",
        "start": 42.0,
        "end": 46.0
      },
      {
        "step": "restore the fixed battery components and the back cover",
        "start": 74.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_1665",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1665.mp4",
    "duration": 81.3833,
    "question": "Identify each step in the demonstrated procedure of changing a mobile phone battery.",
    "answer": [
      {
        "step": "pick up the back cover of the phone with the cymbal",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "remove the components of the fixed battery",
        "start": 42.0,
        "end": 46.0
      },
      {
        "step": "restore the fixed battery components and the back cover",
        "start": 74.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_1666",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1666.mp4",
    "duration": 49.099,
    "question": "Break this video down into its component actions. What are the main steps of gluing ping pong rubber?",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 9.0,
        "end": 13.0
      },
      {
        "step": "put rubber on paddle",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "glue on the paddle",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "cut the rubber",
        "start": 23.0,
        "end": 28.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 29.0,
        "end": 31.0
      },
      {
        "step": "put rubber on paddle",
        "start": 34.0,
        "end": 38.0
      },
      {
        "step": "cut the rubber",
        "start": 39.0,
        "end": 41.0
      },
      {
        "step": "attach tape to the edge of the paddle",
        "start": 44.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1667",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1667.mp4",
    "duration": 20.099,
    "question": "List each distinct action in the order it appears for gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 9.0,
        "end": 13.0
      },
      {
        "step": "put rubber on paddle",
        "start": 16.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_1668",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1668.mp4",
    "duration": 17.059,
    "question": "Identify the ordered steps shown in this clip for gluing ping pong rubber.",
    "answer": [
      {
        "step": "glue on the paddle",
        "start": 0.0,
        "end": 3.0
      },
      {
        "step": "cut the rubber",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "glue on the back of the rubber",
        "start": 12.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_1669",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1669.mp4",
    "duration": 17.259,
    "question": "Describe the process shown in this video, step by step, for gluing ping pong rubber.",
    "answer": [
      {
        "step": "put rubber on paddle",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "cut the rubber",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "attach tape to the edge of the paddle",
        "start": 10.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_1670",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1670.mp4",
    "duration": 64.539,
    "question": "Trace the chain of actions from start to finish for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 15.0,
        "end": 17.0
      },
      {
        "step": "shake and juice",
        "start": 48.0,
        "end": 62.0
      }
    ]
  },
  {
    "id": "cat6_coin_1671",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1671.mp4",
    "duration": 64.539,
    "question": "Map out the step-by-step process in this video for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 15.0,
        "end": 17.0
      },
      {
        "step": "shake and juice",
        "start": 48.0,
        "end": 62.0
      }
    ]
  },
  {
    "id": "cat6_coin_1691",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1691.mp4",
    "duration": 51.051,
    "question": "Describe the process shown in this video, step by step for grafting.",
    "answer": [
      {
        "step": "cut branches",
        "start": 2.0,
        "end": 39.0
      },
      {
        "step": "connect branches",
        "start": 40.0,
        "end": 43.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 45.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1692",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1692.mp4",
    "duration": 51.051,
    "question": "Describe the main events in the order they happen for grafting.",
    "answer": [
      {
        "step": "cut branches",
        "start": 2.0,
        "end": 39.0
      },
      {
        "step": "connect branches",
        "start": 40.0,
        "end": 43.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 45.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_1693",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1693.mp4",
    "duration": 23.374,
    "question": "What steps does the person take to complete this task to cut grapefruit?",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "remove the peel",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "slice the pulp",
        "start": 13.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1694",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1694.mp4",
    "duration": 23.374,
    "question": "Describe the process shown in this video, step by step, for cutting a grapefruit.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "remove the peel",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "slice the pulp",
        "start": 13.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1695",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1695.mp4",
    "duration": 75.739,
    "question": "Break down the main steps of practising triple jump.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 4.0,
        "end": 42.0
      },
      {
        "step": "do the first two jumps",
        "start": 49.0,
        "end": 58.0
      },
      {
        "step": "do the third jump",
        "start": 59.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1696",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1696.mp4",
    "duration": 75.739,
    "question": "What are the individual steps of this process of practising triple jump?",
    "answer": [
      {
        "step": "begin to run up",
        "start": 4.0,
        "end": 42.0
      },
      {
        "step": "do the first two jumps",
        "start": 49.0,
        "end": 58.0
      },
      {
        "step": "do the third jump",
        "start": 59.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1699",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1699.mp4",
    "duration": 63.3739,
    "question": "List each distinct action in the order it appears for installing a closetool.",
    "answer": [
      {
        "step": "install the new wax ring",
        "start": 49.0,
        "end": 53.0
      },
      {
        "step": "install the closestool again",
        "start": 53.0,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_1706",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1706.mp4",
    "duration": 127.0455,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "add seasoning on the salmon",
        "start": 34.0,
        "end": 53.0
      },
      {
        "step": "Placing a patty in a toaster oven",
        "start": 89.0,
        "end": 92.0
      },
      {
        "step": "load the dish",
        "start": 103.0,
        "end": 116.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 118.0,
        "end": 123.0
      }
    ]
  },
  {
    "id": "cat6_coin_1707",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1707.mp4",
    "duration": 120.0385,
    "question": "What are the individual steps of this process of making salmon?",
    "answer": [
      {
        "step": "add seasoning on the salmon",
        "start": 34.0,
        "end": 53.0
      },
      {
        "step": "Placing a patty in a toaster oven",
        "start": 89.0,
        "end": 92.0
      },
      {
        "step": "load the dish",
        "start": 103.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_1726",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1726.mp4",
    "duration": 28.459,
    "question": "What procedure is being demonstrated? List each step for practising skiing aerials?",
    "answer": [
      {
        "step": "rise to the sky",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "fall to the ground",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "rise to the sky",
        "start": 11.0,
        "end": 25.0
      },
      {
        "step": "ski down from the hill",
        "start": 25.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1727",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1727.mp4",
    "duration": 14.459,
    "question": "What series of actions is shown here for practising skiing aerials?",
    "answer": [
      {
        "step": "rise to the sky",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "fall to the ground",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "rise to the sky",
        "start": 11.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_1729",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1729.mp4",
    "duration": 76.9785,
    "question": "Describe the process shown in this video, step by step.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "inject to the muscular",
        "start": 28.0,
        "end": 60.0
      },
      {
        "step": "pull out the needle and press",
        "start": 64.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_1730",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1730.mp4",
    "duration": 76.9785,
    "question": "Outline the key actions in their correct sequence for giving an intramuscular injection.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "inject to the muscular",
        "start": 28.0,
        "end": 60.0
      },
      {
        "step": "pull out the needle and press",
        "start": 64.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_1732",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1732.mp4",
    "duration": 139.4117,
    "question": "What steps are involved in this procedure of replacing a light socket?",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "install the light socket",
        "start": 62.0,
        "end": 111.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 126.0,
        "end": 136.0
      }
    ]
  },
  {
    "id": "cat6_coin_1733",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1733.mp4",
    "duration": 139.4117,
    "question": "What is the action sequence depicted here for replacing a light socket?",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "install the light socket",
        "start": 62.0,
        "end": 111.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 126.0,
        "end": 136.0
      }
    ]
  },
  {
    "id": "cat6_coin_1737",
    "category": "Cat6",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "fry salmon",
        "start": 17.0,
        "end": 33.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 34.0,
        "end": 38.0
      },
      {
        "step": "fry salmon",
        "start": 55.0,
        "end": 66.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 108.0,
        "end": 162.0
      },
      {
        "step": "load the dish",
        "start": 163.0,
        "end": 178.0
      },
      {
        "step": "add decoration",
        "start": 179.0,
        "end": 183.0
      }
    ]
  },
  {
    "id": "cat6_coin_1738",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1738.mp4",
    "duration": 57.2335,
    "question": "Identify and list the procedural steps shown for making salmon.",
    "answer": [
      {
        "step": "fry salmon",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 22.0,
        "end": 23.0
      },
      {
        "step": "fry salmon",
        "start": 40.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_1739",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1739.mp4",
    "duration": 83.0503,
    "question": "Describe the workflow shown in this video for making salmon.",
    "answer": [
      {
        "step": "add seasoning on the salmon",
        "start": 2.0,
        "end": 56.0
      },
      {
        "step": "load the dish",
        "start": 62.0,
        "end": 65.0
      },
      {
        "step": "add decoration",
        "start": 76.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_1742",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1742.mp4",
    "duration": 69.741,
    "question": "Break this video down into its component actions of assembling a cabinet.",
    "answer": [
      {
        "step": "assemble the frame",
        "start": 18.0,
        "end": 46.0
      },
      {
        "step": "install horizontal boards",
        "start": 51.0,
        "end": 57.0
      },
      {
        "step": "install vertical boards",
        "start": 58.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1743",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1743.mp4",
    "duration": 69.741,
    "question": "Describe the sequence of actions shown in this video for assembling a cabinet.",
    "answer": [
      {
        "step": "assemble the frame",
        "start": 18.0,
        "end": 46.0
      },
      {
        "step": "install horizontal boards",
        "start": 51.0,
        "end": 57.0
      },
      {
        "step": "install vertical boards",
        "start": 58.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1744",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1744.mp4",
    "duration": 77.744,
    "question": "Describe the sequence of actions shown in this video for cutting a grapefruit.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "remove the peel",
        "start": 5.0,
        "end": 41.0
      },
      {
        "step": "slice the pulp",
        "start": 43.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_1745",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1745.mp4",
    "duration": 77.744,
    "question": "List the stages of this activity chronologically for cutting grapefruit.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "remove the peel",
        "start": 5.0,
        "end": 41.0
      },
      {
        "step": "slice the pulp",
        "start": 43.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_1746",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1746.mp4",
    "duration": 85.763,
    "question": "Give the step-by-step breakdown of what happens in the task of pasting a car sticker.",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "put the sticker on the window",
        "start": 14.0,
        "end": 21.0
      },
      {
        "step": "press the sticker",
        "start": 23.0,
        "end": 26.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 27.0,
        "end": 40.0
      },
      {
        "step": "put the sticker on the window",
        "start": 42.0,
        "end": 51.0
      },
      {
        "step": "press the sticker",
        "start": 54.0,
        "end": 57.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 58.0,
        "end": 83.0
      }
    ]
  },
  {
    "id": "cat6_coin_1747",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1747.mp4",
    "duration": 28.7393,
    "question": "What is the action sequence depicted here for pasting a car sticker?",
    "answer": [
      {
        "step": "tear off the front of the sticker",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "put the sticker on the window",
        "start": 14.0,
        "end": 21.0
      },
      {
        "step": "press the sticker",
        "start": 23.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_1748",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1748.mp4",
    "duration": 38.4077,
    "question": "What is the step-by-step procedure demonstrated here for pasting a car sticker?",
    "answer": [
      {
        "step": "tear off the other side of the sticker",
        "start": 6.0,
        "end": 15.0
      },
      {
        "step": "put the sticker on the window",
        "start": 17.0,
        "end": 26.0
      },
      {
        "step": "press the sticker",
        "start": 27.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_1749",
    "category": "Cat6",
    "video_path": "media/coin/videos/t1EOba6mbAc.mp4",
    "duration": 23.451667,
    "question": "What does the person do in sequence for performing a vanishing glass trick?",
    "answer": [
      {
        "step": "show the glass to the audience",
        "start": 0.0,
        "end": 10.0
      },
      {
        "step": "block out the glass",
        "start": 10.5,
        "end": 13.5
      },
      {
        "step": "show the vanished glass",
        "start": 14.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1750",
    "category": "Cat6",
    "video_path": "media/coin/videos/t1EOba6mbAc.mp4",
    "duration": 23.451667,
    "question": "What is the chain of actions in this video for performing a vanishing glass trick?",
    "answer": [
      {
        "step": "show the glass to the audience",
        "start": 0.0,
        "end": 10.0
      },
      {
        "step": "block out the glass",
        "start": 10.5,
        "end": 13.5
      },
      {
        "step": "show the vanished glass",
        "start": 14.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1751",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1751.mp4",
    "duration": 95.0533,
    "question": "Map out the step-by-step process in this video of making a salad.",
    "answer": [
      {
        "step": "stir the ingredients",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 27.0,
        "end": 85.0
      },
      {
        "step": "stir the ingredients",
        "start": 87.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_1752",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1752.mp4",
    "duration": 95.0533,
    "question": "What is done first, second, third, and so on for making a salad?",
    "answer": [
      {
        "step": "stir the ingredients",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 27.0,
        "end": 85.0
      },
      {
        "step": "stir the ingredients",
        "start": 87.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_1754",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1754.mp4",
    "duration": 53.0333,
    "question": "List the stages of this activity chronologically for using a volumetric flask.",
    "answer": [
      {
        "step": "pour the solution to the volumetric flask",
        "start": 0.0,
        "end": 15.0
      },
      {
        "step": "invert the volumetric flask",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "fill the solution to the mark",
        "start": 19.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_1755",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1755.mp4",
    "duration": 53.0333,
    "question": "In what order are the actions carried out for using a volumetric flask?",
    "answer": [
      {
        "step": "pour the solution to the volumetric flask",
        "start": 0.0,
        "end": 15.0
      },
      {
        "step": "invert the volumetric flask",
        "start": 16.0,
        "end": 18.0
      },
      {
        "step": "fill the solution to the mark",
        "start": 19.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_1756",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1756.mp4",
    "duration": 55.8664,
    "question": "List the actions being performed, from first to last, for cleaning shrimp.",
    "answer": [
      {
        "step": "remove the head",
        "start": 2.0,
        "end": 10.5
      },
      {
        "step": "remove the shrimp shell",
        "start": 20.0,
        "end": 50.5
      }
    ]
  },
  {
    "id": "cat6_coin_1757",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1757.mp4",
    "duration": 55.8664,
    "question": "What is the order of operations in this video for cleaning shrimp?",
    "answer": [
      {
        "step": "remove the head",
        "start": 2.0,
        "end": 10.5
      },
      {
        "step": "remove the shrimp shell",
        "start": 20.0,
        "end": 50.5
      }
    ]
  },
  {
    "id": "cat6_coin_1766",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1766.mp4",
    "duration": 40.809,
    "question": "What are the sequential actions in this clip for making coffee?",
    "answer": [
      {
        "step": "brew the coffee beans",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 31.0,
        "end": 34.0
      },
      {
        "step": "brew the coffee beans",
        "start": 35.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_1767",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1767.mp4",
    "duration": 36.805,
    "question": "What tasks are carried out, in what order, for making coffee?",
    "answer": [
      {
        "step": "brew the coffee beans",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 31.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_1791",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1791.mp4",
    "duration": 48.1931,
    "question": "Tell me the main steps this person performs for using a vending machine.",
    "answer": [
      {
        "step": "press the corresponding button",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "insert money into the vending machine",
        "start": 9.5,
        "end": 14.5
      },
      {
        "step": "take out the goods",
        "start": 22.0,
        "end": 26.5
      },
      {
        "step": "press the corresponding button",
        "start": 34.5,
        "end": 35.5
      },
      {
        "step": "insert money into the vending machine",
        "start": 40.5,
        "end": 41.5
      }
    ]
  },
  {
    "id": "cat6_coin_1792",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1792.mp4",
    "duration": 30.2085,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "press the corresponding button",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "insert money into the vending machine",
        "start": 9.5,
        "end": 14.5
      },
      {
        "step": "take out the goods",
        "start": 22.0,
        "end": 26.5
      }
    ]
  },
  {
    "id": "cat6_coin_1793",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1793.mp4",
    "duration": 81.859,
    "question": "Tell me the main steps this person performs for pitching a tent.",
    "answer": [
      {
        "step": "lay the cushion evenly",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "set up the brackets",
        "start": 9.0,
        "end": 15.0
      },
      {
        "step": "set up the platfond",
        "start": 54.0,
        "end": 75.0
      },
      {
        "step": "fix the ground nail",
        "start": 76.0,
        "end": 79.0
      }
    ]
  },
  {
    "id": "cat6_coin_1794",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1794.mp4",
    "duration": 77.859,
    "question": "What tasks does this person complete, step by step?",
    "answer": [
      {
        "step": "lay the cushion evenly",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "set up the brackets",
        "start": 9.0,
        "end": 15.0
      },
      {
        "step": "set up the platfond",
        "start": 54.0,
        "end": 75.0
      }
    ]
  },
  {
    "id": "cat6_coin_1807",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1807.mp4",
    "duration": 93.1787,
    "question": "What procedure is being demonstrated? List each step for making matcha tea.",
    "answer": [
      {
        "step": "add tea powder",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "brew tea and stir",
        "start": 20.0,
        "end": 42.0
      },
      {
        "step": "add milk",
        "start": 79.0,
        "end": 87.0
      }
    ]
  },
  {
    "id": "cat6_coin_1808",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1808.mp4",
    "duration": 93.1787,
    "question": "What sequence of actions makes up this task of making matcha tea?",
    "answer": [
      {
        "step": "add tea powder",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "brew tea and stir",
        "start": 20.0,
        "end": 42.0
      },
      {
        "step": "add milk",
        "start": 79.0,
        "end": 87.0
      }
    ]
  },
  {
    "id": "cat6_coin_1811",
    "category": "Cat6",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "Trace the chain of actions from start to finish for making slime with glue.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 6.0,
        "end": 20.0
      },
      {
        "step": "mix the raw materials",
        "start": 21.0,
        "end": 22.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 23.0,
        "end": 25.0
      },
      {
        "step": "mix the raw materials",
        "start": 26.0,
        "end": 27.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 28.0,
        "end": 31.0
      },
      {
        "step": "mix the raw materials",
        "start": 32.0,
        "end": 33.0
      },
      {
        "step": "rub and drag the materials",
        "start": 36.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_1812",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1812.mp4",
    "duration": 23.2822,
    "question": "Map out the step-by-step process in this video for making slime with glue.",
    "answer": [
      {
        "step": "add different kinds of ingredients",
        "start": 2.0,
        "end": 16.0
      },
      {
        "step": "mix the raw materials",
        "start": 17.0,
        "end": 18.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 19.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_1813",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1813.mp4",
    "duration": 12.1434,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "mix the raw materials",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "add different kinds of ingredients",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "mix the raw materials",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_1816",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1816.mp4",
    "duration": 104.1173,
    "question": "What tasks are carried out, in what order for cutting a mango?",
    "answer": [
      {
        "step": "remove the core",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "peel",
        "start": 21.0,
        "end": 29.0
      },
      {
        "step": "cut into strips and pieces",
        "start": 31.0,
        "end": 101.0
      }
    ]
  },
  {
    "id": "cat6_coin_1817",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1817.mp4",
    "duration": 32.087,
    "question": "Describe what happens step by step in this video of cutting a mango.",
    "answer": [
      {
        "step": "remove the core",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "peel",
        "start": 21.0,
        "end": 29.0
      }
    ]
  },
  {
    "id": "cat6_coin_1824",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1824.mp4",
    "duration": 178.0445,
    "question": "What is the order of operations in this video for blowing sugar?",
    "answer": [
      {
        "step": "knead the raw sugar",
        "start": 0.0,
        "end": 9.0
      },
      {
        "step": "blow the raw sugar",
        "start": 11.0,
        "end": 80.0
      },
      {
        "step": "knead the raw sugar",
        "start": 102.0,
        "end": 140.0
      },
      {
        "step": "blow the raw sugar",
        "start": 142.0,
        "end": 176.0
      }
    ]
  },
  {
    "id": "cat6_coin_1825",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1825.mp4",
    "duration": 142.0419,
    "question": "Describe the workflow shown in this video for blowing sugar.",
    "answer": [
      {
        "step": "knead the raw sugar",
        "start": 0.0,
        "end": 9.0
      },
      {
        "step": "blow the raw sugar",
        "start": 11.0,
        "end": 80.0
      },
      {
        "step": "knead the raw sugar",
        "start": 102.0,
        "end": 140.0
      }
    ]
  },
  {
    "id": "cat6_coin_1827",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1827.mp4",
    "duration": 147.166,
    "question": "List the key actions in the order they occur for making salmon.",
    "answer": [
      {
        "step": "add seasoning",
        "start": 77.0,
        "end": 89.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 131.0,
        "end": 135.0
      },
      {
        "step": "add decoration",
        "start": 136.0,
        "end": 142.0
      }
    ]
  },
  {
    "id": "cat6_coin_1828",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1828.mp4",
    "duration": 147.166,
    "question": "List the stages of this activity chronologically for making salmon.",
    "answer": [
      {
        "step": "add seasoning",
        "start": 77.0,
        "end": 89.0
      },
      {
        "step": "add seasoning on the salmon",
        "start": 131.0,
        "end": 135.0
      },
      {
        "step": "add decoration",
        "start": 136.0,
        "end": 142.0
      }
    ]
  },
  {
    "id": "cat6_coin_1845",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1845.mp4",
    "duration": 128.3976,
    "question": "In what order are the actions carried out for practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 2.0,
        "end": 19.0
      },
      {
        "step": "begin to practise karate",
        "start": 33.5,
        "end": 106.0
      },
      {
        "step": "exit from the area and salute",
        "start": 106.92,
        "end": 123.0
      }
    ]
  },
  {
    "id": "cat6_coin_1846",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1846.mp4",
    "duration": 128.3976,
    "question": "Recount the steps taken to accomplish this task of practising karate.",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 2.0,
        "end": 19.0
      },
      {
        "step": "begin to practise karate",
        "start": 33.5,
        "end": 106.0
      },
      {
        "step": "exit from the area and salute",
        "start": 106.92,
        "end": 123.0
      }
    ]
  },
  {
    "id": "cat6_coin_1847",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1847.mp4",
    "duration": 103.5723,
    "question": "How is this task performed? List the steps for replacing a laptop screen.",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 2.0,
        "end": 32.5
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 33.0,
        "end": 67.5
      },
      {
        "step": "install the new screen",
        "start": 77.0,
        "end": 82.0
      },
      {
        "step": "reset and screw on the screws",
        "start": 84.5,
        "end": 101.5
      }
    ]
  },
  {
    "id": "cat6_coin_1848",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1848.mp4",
    "duration": 84.0723,
    "question": "What are the main steps of replacing a laptop screen?",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 2.0,
        "end": 32.5
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 33.0,
        "end": 67.5
      },
      {
        "step": "install the new screen",
        "start": 77.0,
        "end": 82.0
      }
    ]
  },
  {
    "id": "cat6_coin_1862",
    "category": "Cat6",
    "video_path": "media/coin/videos/4fxQr2j0718.mp4",
    "duration": 32.646667,
    "question": "What is the action sequence depicted here for cleaning a leather seat?",
    "answer": [
      {
        "step": "wipe the detergent",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "clean the surface",
        "start": 23.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_1863",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1863.mp4",
    "duration": 46.0596,
    "question": "Describe the sequence of actions shown in this video for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 15.0,
        "end": 30.0
      },
      {
        "step": "shake and juice",
        "start": 31.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_1864",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1864.mp4",
    "duration": 46.0596,
    "question": "Outline the key actions in their correct sequence for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 15.0,
        "end": 30.0
      },
      {
        "step": "shake and juice",
        "start": 31.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_1866",
    "category": "Cat6",
    "video_path": "media/coin/videos/V885w29UBHo.mp4",
    "duration": 26.470744,
    "question": "What is done first, second, third, and so on for the task \"polish car\"?",
    "answer": [
      {
        "step": "polish with polisher",
        "start": 1.0,
        "end": 18.0
      },
      {
        "step": "clean the scratch",
        "start": 20.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1867",
    "category": "Cat6",
    "video_path": "media/coin/videos/V885w29UBHo.mp4",
    "duration": 26.470744,
    "question": "What is the step-by-step procedure demonstrated here for polishing a car?",
    "answer": [
      {
        "step": "polish with polisher",
        "start": 1.0,
        "end": 18.0
      },
      {
        "step": "clean the scratch",
        "start": 20.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1891",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1891.mp4",
    "duration": 44.82,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "begin to jump up",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "fall to the ground",
        "start": 10.0,
        "end": 11.0
      },
      {
        "step": "begin to run up",
        "start": 24.0,
        "end": 26.0
      },
      {
        "step": "begin to jump up",
        "start": 27.0,
        "end": 28.0
      },
      {
        "step": "fall to the ground",
        "start": 29.0,
        "end": 30.0
      },
      {
        "step": "begin to jump up",
        "start": 33.0,
        "end": 36.0
      },
      {
        "step": "fall to the ground",
        "start": 40.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_1892",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1892.mp4",
    "duration": 14.82,
    "question": "Outline the sequence of actions in this video for practising pole vault.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "begin to jump up",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "fall to the ground",
        "start": 10.0,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_1893",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1893.mp4",
    "duration": 14.06,
    "question": "Trace the chain of actions from start to finish for practising pole vault.",
    "answer": [
      {
        "step": "begin to run up",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "begin to jump up",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "fall to the ground",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_1894",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1894.mp4",
    "duration": 83.752,
    "question": "Break this video down into its component actions. What are the main steps of replacing a light socket?",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 43.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 53.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_1895",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1895.mp4",
    "duration": 83.752,
    "question": "How is this task performed? List the steps for replacing a light socket.",
    "answer": [
      {
        "step": "remove the light housing or shell and bulb",
        "start": 2.0,
        "end": 43.0
      },
      {
        "step": "install the bulb and light housing or shell",
        "start": 53.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_1898",
    "category": "Cat6",
    "video_path": "media/coin/videos/BAqz6GzqYSg.mp4",
    "duration": 184.621856,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "remove the bolt and pin board",
        "start": 8.0,
        "end": 17.5
      },
      {
        "step": "remove the door knob",
        "start": 18.0,
        "end": 24.5
      },
      {
        "step": "remove the bolt and pin board",
        "start": 25.0,
        "end": 31.0
      },
      {
        "step": "install the new bolt",
        "start": 69.5,
        "end": 117.5
      },
      {
        "step": "install the new door knob",
        "start": 118.5,
        "end": 166.0
      }
    ]
  },
  {
    "id": "cat6_coin_1899",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1899.mp4",
    "duration": 27.7647,
    "question": "What is the chronological sequence of events shown for replacing a door knob?",
    "answer": [
      {
        "step": "remove the bolt and pin board",
        "start": 2.0,
        "end": 11.5
      },
      {
        "step": "remove the door knob",
        "start": 12.0,
        "end": 18.5
      },
      {
        "step": "remove the bolt and pin board",
        "start": 19.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_1905",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1905.mp4",
    "duration": 41.9515,
    "question": "What is the chain of actions in this video for washing dishes?",
    "answer": [
      {
        "step": "wipe the dish",
        "start": 2.0,
        "end": 28.0
      },
      {
        "step": "rinse the dish",
        "start": 32.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_1911",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1911.mp4",
    "duration": 31.3119,
    "question": "What are the main steps of replacing a refrigerator water filter?",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 10.0,
        "end": 16.0
      },
      {
        "step": "install the new filter",
        "start": 23.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_1919",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1919.mp4",
    "duration": 109.419,
    "question": "What is done first, second, third, and so on for cutting weight lifting practice?",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "stand up with straight legs",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "lifting the barbell from the ground",
        "start": 22.0,
        "end": 24.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 23.0,
        "end": 24.0
      },
      {
        "step": "put down the barbell",
        "start": 26.0,
        "end": 27.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 40.0,
        "end": 42.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 44.0,
        "end": 47.0
      },
      {
        "step": "stand up with straight legs",
        "start": 48.0,
        "end": 49.0
      },
      {
        "step": "lifting the barbell overhead",
        "start": 50.0,
        "end": 51.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 67.0,
        "end": 69.0
      },
      {
        "step": "lifting barbell overhead",
        "start": 68.0,
        "end": 69.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 75.0,
        "end": 76.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 77.0,
        "end": 82.0
      },
      {
        "step": "stand up with straight legs",
        "start": 83.0,
        "end": 84.0
      },
      {
        "step": "put down the barbell",
        "start": 86.0,
        "end": 87.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 87.0,
        "end": 89.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 94.0,
        "end": 95.0
      },
      {
        "step": "athlete lifts barbell overhead",
        "start": 105.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_1920",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1920.mp4",
    "duration": 26.419,
    "question": "What are the sequential actions in this clip of practising weight lifting?",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "stand up with straight legs",
        "start": 8.0,
        "end": 10.0
      },
      {
        "step": "lifting the barbell from the ground",
        "start": 22.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_1921",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1921.mp4",
    "duration": 24.059,
    "question": "Describe what happens step by step in this video of practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell from the chin over the head",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put down the barbell",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 21.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_1922",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1922.mp4",
    "duration": 15.059,
    "question": "List the actions being performed, from first to last, for practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell from the chin over the head",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "stand up with straight legs",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "put down the barbell",
        "start": 11.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_1923",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1923.mp4",
    "duration": 22.059,
    "question": "What does the person do in sequence for practising weight lifting?",
    "answer": [
      {
        "step": "lift the barbell from the chin over the head",
        "start": 9.0,
        "end": 11.0
      },
      {
        "step": "Lifting barbell overhead",
        "start": 10.0,
        "end": 11.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 17.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_1924",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1924.mp4",
    "duration": 14.059,
    "question": "What is the chain of actions in this video for practising weight lifting?",
    "answer": [
      {
        "step": "lift the barbell from the chin over the head",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "stand up with straight legs",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "put down the barbell",
        "start": 11.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_1925",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1925.mp4",
    "duration": 21.059,
    "question": "Identify each step in the demonstrated procedure of practising weight lifting.",
    "answer": [
      {
        "step": "squat and hold the barbell",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "put down the barbell",
        "start": 18.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_1937",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1937.mp4",
    "duration": 25.7453,
    "question": "What tasks does this person complete, step by step for opening a champagne bottle?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "turn the suspension link",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "open the bottle carefully",
        "start": 13.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1938",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1938.mp4",
    "duration": 25.7453,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "turn the suspension link",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "open the bottle carefully",
        "start": 13.0,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_1940",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1940.mp4",
    "duration": 96.5991,
    "question": "List the actions being performed, from first to last, for hanging wallpaper.",
    "answer": [
      {
        "step": "measure and mark the wall",
        "start": 2.0,
        "end": 26.5
      },
      {
        "step": "crop the wallpaper",
        "start": 34.0,
        "end": 35.0
      },
      {
        "step": "apply glue to the wall and wallpaper",
        "start": 47.5,
        "end": 55.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 55.5,
        "end": 65.5
      },
      {
        "step": "crop the wallpaper",
        "start": 72.0,
        "end": 76.0
      },
      {
        "step": "paste and level the wallpaper",
        "start": 74.5,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_1941",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1941.mp4",
    "duration": 62.5985,
    "question": "List the key actions in the order they occur for hanging wallpaper.",
    "answer": [
      {
        "step": "measure and mark the wall",
        "start": 2.0,
        "end": 26.5
      },
      {
        "step": "crop the wallpaper",
        "start": 34.0,
        "end": 35.0
      },
      {
        "step": "apply glue to the wall and wallpaper",
        "start": 47.5,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_1942",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1942.mp4",
    "duration": 41.0596,
    "question": "Describe the sequence of actions shown in this video for hanging wallpaper.",
    "answer": [
      {
        "step": "paste and level the wallpaper",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "crop the wallpaper",
        "start": 16.5,
        "end": 22.5
      },
      {
        "step": "paste and level the wallpaper",
        "start": 23.0,
        "end": 35.5
      }
    ]
  },
  {
    "id": "cat6_coin_1943",
    "category": "Cat6",
    "video_path": "media/coin/videos/1NlUUDOx1rI.mp4",
    "duration": 168.7,
    "question": "Identify the ordered steps shown in this clip for practising karate.",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "begin to practise karate",
        "start": 6.0,
        "end": 163.0
      },
      {
        "step": "exit from the area and salute",
        "start": 164.0,
        "end": 166.0
      }
    ]
  },
  {
    "id": "cat6_coin_1944",
    "category": "Cat6",
    "video_path": "media/coin/videos/1NlUUDOx1rI.mp4",
    "duration": 168.7,
    "question": "What tasks are carried out, in what order for practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 0.0,
        "end": 5.0
      },
      {
        "step": "begin to practise karate",
        "start": 6.0,
        "end": 163.0
      },
      {
        "step": "exit from the area and salute",
        "start": 164.0,
        "end": 166.0
      }
    ]
  },
  {
    "id": "cat6_coin_1951",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1951.mp4",
    "duration": 122.076,
    "question": "List the procedural stages of what is shown for installing ceramic tile.",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "prepare adhesive",
        "start": 33.0,
        "end": 37.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 51.0,
        "end": 70.0
      },
      {
        "step": "tile the wall",
        "start": 71.0,
        "end": 119.0
      }
    ]
  },
  {
    "id": "cat6_coin_1952",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1952.mp4",
    "duration": 73.076,
    "question": "In what order are the actions carried out for installing ceramic tile?",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "prepare adhesive",
        "start": 33.0,
        "end": 37.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 51.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_1975",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1975.mp4",
    "duration": 28.7473,
    "question": "Outline the key actions in their correct sequence for parking parallel.",
    "answer": [
      {
        "step": "drive the car backward",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "adjust front and back position",
        "start": 16.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_1976",
    "category": "Cat6",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "List the stages of this activity chronologically for replacing a laptop screen.",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 20.0,
        "end": 43.5
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 46.0,
        "end": 59.0
      },
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 60.0,
        "end": 99.0
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 101.8,
        "end": 105.5
      },
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 111.0,
        "end": 131.5
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 144.5,
        "end": 162.0
      }
    ]
  },
  {
    "id": "cat6_coin_1977",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1977.mp4",
    "duration": 70.5831,
    "question": "What tasks does this person complete, step by step for replacing a laptop screen?",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 13.0,
        "end": 34.5
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 37.0,
        "end": 50.0
      },
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 51.0,
        "end": 66.5
      }
    ]
  },
  {
    "id": "cat6_coin_1978",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1978.mp4",
    "duration": 53.4924,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 21.0,
        "end": 24.5
      },
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 30.0,
        "end": 50.5
      }
    ]
  },
  {
    "id": "cat6_coin_1986",
    "category": "Cat6",
    "video_path": "media/coin/videos/Ahvq03T-I6Q.mp4",
    "duration": 102.468333,
    "question": "Enumerate the steps of this procedure in order for making paper dice.",
    "answer": [
      {
        "step": "fold or bent paper",
        "start": 4.5,
        "end": 73.5
      },
      {
        "step": "put paper together",
        "start": 75.0,
        "end": 81.0
      },
      {
        "step": "paint on the paper",
        "start": 84.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_1987",
    "category": "Cat6",
    "video_path": "media/coin/videos/Ahvq03T-I6Q.mp4",
    "duration": 102.468333,
    "question": "What is the chain of actions in this video for making paper dice?",
    "answer": [
      {
        "step": "fold or bent paper",
        "start": 4.5,
        "end": 73.5
      },
      {
        "step": "put paper together",
        "start": 75.0,
        "end": 81.0
      },
      {
        "step": "paint on the paper",
        "start": 84.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_1988",
    "category": "Cat6",
    "video_path": "media/coin/videos/e4VJzQD90E4.mp4",
    "duration": 55.053333,
    "question": "Break this video down into its component actions. What are the main steps of installing a license plate frame?",
    "answer": [
      {
        "step": "place license plate cover",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "screw and fix the cover",
        "start": 3.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_1993",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1993.mp4",
    "duration": 27.0687,
    "question": "Describe the sequence of actions shown in this video for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 7.0,
        "end": 15.0
      },
      {
        "step": "shake and juice",
        "start": 16.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_1994",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_1994.mp4",
    "duration": 20.0617,
    "question": "Tell me the main steps this person performs for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 7.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_2003",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2003.mp4",
    "duration": 133.8726,
    "question": "What tasks does this person complete, step by step for installing a ceiling fan?",
    "answer": [
      {
        "step": "install fan bracket",
        "start": 8.0,
        "end": 13.0
      },
      {
        "step": "install fan tray",
        "start": 14.0,
        "end": 47.0
      },
      {
        "step": "install fan frame",
        "start": 49.0,
        "end": 70.0
      },
      {
        "step": "install fans and lights",
        "start": 72.0,
        "end": 126.0
      }
    ]
  },
  {
    "id": "cat6_coin_2004",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2004.mp4",
    "duration": 77.8726,
    "question": "What is the step-by-step procedure demonstrated here for installing a ceiling fan?",
    "answer": [
      {
        "step": "install fan bracket",
        "start": 8.0,
        "end": 13.0
      },
      {
        "step": "install fan tray",
        "start": 14.0,
        "end": 47.0
      },
      {
        "step": "install fan frame",
        "start": 49.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2008",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2008.mp4",
    "duration": 81.2007,
    "question": "How is this task performed? List the steps for replacing tyre valve stem.",
    "answer": [
      {
        "step": "remove the air nozzle",
        "start": 10.0,
        "end": 15.0
      },
      {
        "step": "install the new air nozzle",
        "start": 51.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_2012",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2012.mp4",
    "duration": 58.3943,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 3.0,
        "end": 5.0
      },
      {
        "step": "remove the peel",
        "start": 7.0,
        "end": 27.0
      },
      {
        "step": "slice the pulp",
        "start": 42.0,
        "end": 52.0
      }
    ]
  },
  {
    "id": "cat6_coin_2013",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2013.mp4",
    "duration": 58.3943,
    "question": "What series of actions is shown here for cutting grape fruit?",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 3.0,
        "end": 5.0
      },
      {
        "step": "remove the peel",
        "start": 7.0,
        "end": 27.0
      },
      {
        "step": "slice the pulp",
        "start": 42.0,
        "end": 52.0
      }
    ]
  },
  {
    "id": "cat6_coin_2021",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2021.mp4",
    "duration": 28.7283,
    "question": "Describe the main events in the order they happen for making an RJ45 cable.",
    "answer": [
      {
        "step": "strip the insulation",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "arrange the seperated wire",
        "start": 16.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_2022",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2022.mp4",
    "duration": 170.0482,
    "question": "List the procedural stages of what is shown for installing a shower head.",
    "answer": [
      {
        "step": "replace the old shower head",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "wrap the pipe band",
        "start": 58.0,
        "end": 119.0
      },
      {
        "step": "install the new shower head",
        "start": 120.0,
        "end": 166.0
      }
    ]
  },
  {
    "id": "cat6_coin_2023",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2023.mp4",
    "duration": 123.0429,
    "question": "How is this task performed? List the steps for installing a shower head.",
    "answer": [
      {
        "step": "replace the old shower head",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "wrap the pipe band",
        "start": 58.0,
        "end": 119.0
      }
    ]
  },
  {
    "id": "cat6_coin_2024",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2024.mp4",
    "duration": 40.7886,
    "question": "Outline the key actions in their correct sequence for making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "Pouring honey into a bowl",
        "start": 15.0,
        "end": 20.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 31.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_2025",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2025.mp4",
    "duration": 40.7886,
    "question": "Walk through the actions in the order they are performed for making orange juice.",
    "answer": [
      {
        "step": "cut oranges",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "Pouring honey into a bowl",
        "start": 15.0,
        "end": 20.0
      },
      {
        "step": "pour the orange juice into the cup",
        "start": 31.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_2031",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2031.mp4",
    "duration": 84.755,
    "question": "What are the main steps of replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 7.0,
        "end": 27.0
      },
      {
        "step": "remove the original protector",
        "start": 29.0,
        "end": 33.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 34.0,
        "end": 48.0
      },
      {
        "step": "paste protector on the screen",
        "start": 47.0,
        "end": 52.0
      },
      {
        "step": "wipe the screen",
        "start": 71.0,
        "end": 78.0
      }
    ]
  },
  {
    "id": "cat6_coin_2032",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2032.mp4",
    "duration": 54.7583,
    "question": "What is done first, second, third, and so on in replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 7.0,
        "end": 27.0
      },
      {
        "step": "remove the original protector",
        "start": 29.0,
        "end": 33.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 34.0,
        "end": 48.0
      }
    ]
  },
  {
    "id": "cat6_coin_2036",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2036.mp4",
    "duration": 109.779,
    "question": "Outline the key actions in their correct sequence for practising karate.",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "begin to practise karate",
        "start": 9.0,
        "end": 100.0
      },
      {
        "step": "exit from the area and salute",
        "start": 104.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_2037",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2037.mp4",
    "duration": 109.779,
    "question": "In what order are the actions carried out in practising karate?",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "begin to practise karate",
        "start": 9.0,
        "end": 100.0
      },
      {
        "step": "exit from the area and salute",
        "start": 104.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_2038",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2038.mp4",
    "duration": 26.82,
    "question": "What do you see happening in order in this clip of using a vending machine?",
    "answer": [
      {
        "step": "insert money into the vending machine",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "press the corresponding button",
        "start": 12.5,
        "end": 18.0
      },
      {
        "step": "take out the goods",
        "start": 21.5,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_2039",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2039.mp4",
    "duration": 26.82,
    "question": "List the key actions in the order they occur for using a vending machine.",
    "answer": [
      {
        "step": "insert money into the vending machine",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "press the corresponding button",
        "start": 12.5,
        "end": 18.0
      },
      {
        "step": "take out the goods",
        "start": 21.5,
        "end": 23.0
      }
    ]
  },
  {
    "id": "cat6_coin_2043",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2043.mp4",
    "duration": 160.8683,
    "question": "What procedure is being demonstrated? List each step for putting on a quilt cover?",
    "answer": [
      {
        "step": "put nicely and align the quilt and the cover",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "roll the quilt cover and the quilt together",
        "start": 32.0,
        "end": 43.0
      },
      {
        "step": "take out the quilt cover from another side",
        "start": 44.0,
        "end": 78.5
      },
      {
        "step": "put and arrange nicely",
        "start": 79.0,
        "end": 157.0
      }
    ]
  },
  {
    "id": "cat6_coin_2044",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2044.mp4",
    "duration": 82.3566,
    "question": "List the stages of this activity chronologically for putting on a quilt cover.",
    "answer": [
      {
        "step": "put nicely and align the quilt and the cover",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "roll the quilt cover and the quilt together",
        "start": 32.0,
        "end": 43.0
      },
      {
        "step": "take out the quilt cover from another side",
        "start": 44.0,
        "end": 78.5
      }
    ]
  },
  {
    "id": "cat6_coin_2047",
    "category": "Cat6",
    "video_path": "media/coin/videos/NrugvefxR6E.mp4",
    "duration": 217.988933,
    "question": "What series of actions is shown here for using a rice cooker to cook rice?",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.7,
        "end": 4.7
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 43.0,
        "end": 53.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 72.0,
        "end": 193.0
      }
    ]
  },
  {
    "id": "cat6_coin_2048",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2048.mp4",
    "duration": 55.0333,
    "question": "What series of actions is shown here for using a rice cooker to cook rice?",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.7,
        "end": 4.7
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 43.0,
        "end": 53.0
      }
    ]
  },
  {
    "id": "cat6_coin_2061",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2061.mp4",
    "duration": 70.4117,
    "question": "Outline the sequence of actions in this video for sowing.",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 41.0,
        "end": 52.0
      },
      {
        "step": "cover with some soil",
        "start": 53.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_2071",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2071.mp4",
    "duration": 29.9539,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "wrap the pipe band",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "install the new shower head",
        "start": 5.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_2072",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2072.mp4",
    "duration": 37.7797,
    "question": "Outline the sequence of actions in this video of polishing a car.",
    "answer": [
      {
        "step": "apply polishing paste on the surface",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "clean the scratch",
        "start": 6.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2073",
    "category": "Cat6",
    "video_path": "media/coin/videos/yEyQQaFyhxI.mp4",
    "duration": 164.118633,
    "question": "How is this task performed? List the steps of making pizza?",
    "answer": [
      {
        "step": "unroll the dough",
        "start": 15.0,
        "end": 32.0
      },
      {
        "step": "add seasoning",
        "start": 47.0,
        "end": 55.0
      },
      {
        "step": "bake pizza",
        "start": 93.0,
        "end": 149.0
      }
    ]
  },
  {
    "id": "cat6_coin_2074",
    "category": "Cat6",
    "video_path": "media/coin/videos/yEyQQaFyhxI.mp4",
    "duration": 164.118633,
    "question": "Identify each step in the demonstrated procedure of making pizza.",
    "answer": [
      {
        "step": "unroll the dough",
        "start": 15.0,
        "end": 32.0
      },
      {
        "step": "add seasoning",
        "start": 47.0,
        "end": 55.0
      },
      {
        "step": "bake pizza",
        "start": 93.0,
        "end": 149.0
      }
    ]
  },
  {
    "id": "cat6_coin_2077",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2077.mp4",
    "duration": 118.027,
    "question": "In what order are the actions carried out for replacing a laptop screen?",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 2.0,
        "end": 59.0
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 73.5,
        "end": 102.5
      },
      {
        "step": "install the new screen",
        "start": 108.0,
        "end": 117.0
      }
    ]
  },
  {
    "id": "cat6_coin_2078",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2078.mp4",
    "duration": 104.9902,
    "question": "What steps does the person take to complete this task of replacing a laptop screen?",
    "answer": [
      {
        "step": "unscrew the screws used to fix the screen",
        "start": 2.0,
        "end": 59.0
      },
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 73.5,
        "end": 102.5
      }
    ]
  },
  {
    "id": "cat6_coin_2087",
    "category": "Cat6",
    "video_path": "media/coin/videos/1JDVou_lpcA.mp4",
    "duration": 142.36,
    "question": "Recount the steps taken to accomplish this task: make a paper windmill",
    "answer": [
      {
        "step": "fold the squares inward and fix them",
        "start": 25.0,
        "end": 123.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 124.0,
        "end": 131.0
      }
    ]
  },
  {
    "id": "cat6_coin_2111",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2111.mp4",
    "duration": 73.5124,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 5.0,
        "end": 8.0
      },
      {
        "step": "insert oil gun in the car",
        "start": 17.0,
        "end": 28.0
      },
      {
        "step": "operate the control panel",
        "start": 29.0,
        "end": 36.0
      },
      {
        "step": "pullthe  oil gun out",
        "start": 56.0,
        "end": 59.0
      },
      {
        "step": "close the fuel tank cap",
        "start": 68.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2112",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2112.mp4",
    "duration": 41.5138,
    "question": "What is the order of operations in this video for fueling a car?",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 5.0,
        "end": 8.0
      },
      {
        "step": "insert oil gun in the car",
        "start": 17.0,
        "end": 28.0
      },
      {
        "step": "operate the control panel",
        "start": 29.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_2116",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2116.mp4",
    "duration": 30.872,
    "question": "What is done first, second, third, and so on for cutting open a champagne bottle?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "turn the suspension link",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "open the bottle carefully",
        "start": 20.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_2117",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2117.mp4",
    "duration": 30.872,
    "question": "What does the person do in sequence for opening a champagne bottle?",
    "answer": [
      {
        "step": "tear out the foil",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "turn the suspension link",
        "start": 6.0,
        "end": 12.0
      },
      {
        "step": "open the bottle carefully",
        "start": 20.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_2118",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2118.mp4",
    "duration": 41.859,
    "question": "List the actions being performed, from first to last, for the task \"refill a stapler\".",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "insert the stapler pins",
        "start": 35.0,
        "end": 36.0
      },
      {
        "step": "close up the stapler",
        "start": 37.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_2119",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2119.mp4",
    "duration": 41.859,
    "question": "Enumerate the steps of this procedure in order for refilling a stapler.",
    "answer": [
      {
        "step": "pull open the stapler",
        "start": 2.0,
        "end": 26.0
      },
      {
        "step": "insert the stapler pins",
        "start": 35.0,
        "end": 36.0
      },
      {
        "step": "close up the stapler",
        "start": 37.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_2121",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2121.mp4",
    "duration": 52.052,
    "question": "What is done first, second, third, and so on for the task of pasting a car sticker?",
    "answer": [
      {
        "step": "clean the window surface",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "tear off the front of the sticker",
        "start": 20.0,
        "end": 23.0
      },
      {
        "step": "put the sticker on the window",
        "start": 29.0,
        "end": 31.0
      },
      {
        "step": "press the sticker",
        "start": 30.0,
        "end": 37.0
      },
      {
        "step": "tear off the other side of the sticker",
        "start": 43.0,
        "end": 45.0
      }
    ]
  },
  {
    "id": "cat6_coin_2122",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2122.mp4",
    "duration": 36.0777,
    "question": "What operations are performed, in chronological order, for cutting a car sticker?",
    "answer": [
      {
        "step": "clean the window surface",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "tear off the front of the sticker",
        "start": 20.0,
        "end": 23.0
      },
      {
        "step": "put the sticker on the window",
        "start": 29.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_2134",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2134.mp4",
    "duration": 66.4723,
    "question": "How is this task performed? List the steps for making french fries.",
    "answer": [
      {
        "step": "soak them in water",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "dry strips",
        "start": 20.0,
        "end": 23.0
      },
      {
        "step": "put in the oil to fry",
        "start": 30.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2136",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2136.mp4",
    "duration": 48.3117,
    "question": "List the actions being performed, from first to last, for making french fries.",
    "answer": [
      {
        "step": "dry strips",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "put in the oil to fry",
        "start": 6.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_2143",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2143.mp4",
    "duration": 62.239,
    "question": "Enumerate the steps of this procedure in order for pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "wipe screen",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "paste protector on the screen",
        "start": 22.5,
        "end": 44.5
      },
      {
        "step": "wipe screen again",
        "start": 53.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_2144",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2144.mp4",
    "duration": 62.239,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "wipe screen",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "paste protector on the screen",
        "start": 22.5,
        "end": 44.5
      },
      {
        "step": "wipe screen again",
        "start": 53.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_2149",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2149.mp4",
    "duration": 91.2603,
    "question": "What are the individual steps of this process of installing ceramic tile?",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "tile the wall",
        "start": 15.0,
        "end": 35.0
      },
      {
        "step": "cut tiles",
        "start": 36.0,
        "end": 40.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 41.0,
        "end": 43.0
      },
      {
        "step": "tile the wall",
        "start": 44.0,
        "end": 46.0
      },
      {
        "step": "prepare adhesive",
        "start": 55.0,
        "end": 57.0
      },
      {
        "step": "fill the gap",
        "start": 58.0,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_2150",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2150.mp4",
    "duration": 37.2603,
    "question": "What are the main steps of installing ceramic tile?",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "tile the wall",
        "start": 15.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_2151",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2151.mp4",
    "duration": 14.7207,
    "question": "What steps does the person take to complete this task of installing ceramic tile?",
    "answer": [
      {
        "step": "cut tiles",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "tile the wall",
        "start": 10.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_2152",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2152.mp4",
    "duration": 38.6403,
    "question": "What steps does the person take to complete this task of installing ceramic tile?",
    "answer": [
      {
        "step": "prepare adhesive",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "fill the gap",
        "start": 5.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_2155",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2155.mp4",
    "duration": 133.34,
    "question": "What actions are performed in this video, in sequence for assembling an office chair?",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 20.0,
        "end": 121.0
      },
      {
        "step": "connect the chair and the base",
        "start": 126.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_2156",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2156.mp4",
    "duration": 133.34,
    "question": "List the stages of this activity chronologically for assembling an office chair.",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 20.0,
        "end": 121.0
      },
      {
        "step": "connect the chair and the base",
        "start": 126.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_2167",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2167.mp4",
    "duration": 54.752,
    "question": "What is the chronological sequence of events shown for fueling a car?",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "insert oil gun in the car",
        "start": 35.0,
        "end": 36.0
      },
      {
        "step": "operate the control panel",
        "start": 38.0,
        "end": 39.0
      },
      {
        "step": "insert oil gun in the car",
        "start": 42.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_2168",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2168.mp4",
    "duration": 42.752,
    "question": "List each distinct action in the order it appears for fueling a car.",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "insert oil gun in the car",
        "start": 35.0,
        "end": 36.0
      },
      {
        "step": "operate the control panel",
        "start": 38.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_2169",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2169.mp4",
    "duration": 72.5445,
    "question": "Tell me the main steps this person performs for the task \"transplant\".",
    "answer": [
      {
        "step": "take out the plant",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "put in the plant",
        "start": 58.5,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2170",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2170.mp4",
    "duration": 72.5445,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "put in the plant",
        "start": 58.5,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2178",
    "category": "Cat6",
    "video_path": "media/coin/videos/VrAV0gNtocw.mp4",
    "duration": 123.575,
    "question": "Trace the chain of actions from start to finish for making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 10.0,
        "end": 62.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 63.0,
        "end": 95.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 105.0,
        "end": 115.0
      }
    ]
  },
  {
    "id": "cat6_coin_2179",
    "category": "Cat6",
    "video_path": "media/coin/videos/VrAV0gNtocw.mp4",
    "duration": 123.575,
    "question": "Tell me the main steps this person performs for making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 10.0,
        "end": 62.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 63.0,
        "end": 95.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 105.0,
        "end": 115.0
      }
    ]
  },
  {
    "id": "cat6_coin_2182",
    "category": "Cat6",
    "video_path": "media/coin/videos/SkexDNBkoGc.mp4",
    "duration": 106.3,
    "question": "Identify the ordered steps shown in this clip for patching a bike inner tube.",
    "answer": [
      {
        "step": "apply glue",
        "start": 14.0,
        "end": 23.0
      },
      {
        "step": "paste patch",
        "start": 33.0,
        "end": 46.0
      },
      {
        "step": "apply glue",
        "start": 87.0,
        "end": 100.0
      }
    ]
  },
  {
    "id": "cat6_coin_2183",
    "category": "Cat6",
    "video_path": "media/coin/videos/SkexDNBkoGc.mp4",
    "duration": 106.3,
    "question": "Describe the process shown in this video, step by step, for patching a bike inner tube.",
    "answer": [
      {
        "step": "apply glue",
        "start": 14.0,
        "end": 23.0
      },
      {
        "step": "paste patch",
        "start": 33.0,
        "end": 46.0
      },
      {
        "step": "apply glue",
        "start": 87.0,
        "end": 100.0
      }
    ]
  },
  {
    "id": "cat6_coin_2195",
    "category": "Cat6",
    "video_path": "media/coin/videos/cSxfqK76dL8.mp4",
    "duration": 77.020589,
    "question": "Outline the sequence of actions in this video for grafting.",
    "answer": [
      {
        "step": "cut branches",
        "start": 0.0,
        "end": 30.0
      },
      {
        "step": "connect branches",
        "start": 31.0,
        "end": 41.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 42.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_2196",
    "category": "Cat6",
    "video_path": "media/coin/videos/cSxfqK76dL8.mp4",
    "duration": 77.020589,
    "question": "List the actions being performed, from first to last, for grafting.",
    "answer": [
      {
        "step": "cut branches",
        "start": 0.0,
        "end": 30.0
      },
      {
        "step": "connect branches",
        "start": 31.0,
        "end": 41.0
      },
      {
        "step": "wind the junction to fasten the connection",
        "start": 42.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_2206",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2206.mp4",
    "duration": 155.752,
    "question": "What are the sequential actions in this clip of replacing a sewing machine needle?",
    "answer": [
      {
        "step": "unscrew the screw and take out the needle",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "let the flat side of the new needle towards the jack and insert the new needle",
        "start": 48.0,
        "end": 106.0
      },
      {
        "step": "screw on the screw",
        "start": 107.0,
        "end": 149.0
      }
    ]
  },
  {
    "id": "cat6_coin_2207",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2207.mp4",
    "duration": 112.752,
    "question": "What is the chain of actions in this video for replacing a sewing machine needle?",
    "answer": [
      {
        "step": "unscrew the screw and take out the needle",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "let the flat side of the new needle towards the jack and insert the new needle",
        "start": 48.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_2211",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2211.mp4",
    "duration": 175.0572,
    "question": "List the key actions in the order they occur for assembling a bed.",
    "answer": [
      {
        "step": "place the board on each side",
        "start": 10.0,
        "end": 104.0
      },
      {
        "step": "place the bed board",
        "start": 105.0,
        "end": 172.0
      }
    ]
  },
  {
    "id": "cat6_coin_2231",
    "category": "Cat6",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "What sequence of actions makes up this task?",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 0.0,
        "end": 3.0
      },
      {
        "step": "stand up with straight legs",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "put down the barbell",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 15.0,
        "end": 17.0
      },
      {
        "step": "stand up with straight legs",
        "start": 17.0,
        "end": 18.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "stand up with straight legs",
        "start": 22.0,
        "end": 23.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 24.0,
        "end": 48.0
      },
      {
        "step": "stand up with straight legs",
        "start": 49.0,
        "end": 50.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 51.0,
        "end": 53.0
      },
      {
        "step": "put down the barbell",
        "start": 56.0,
        "end": 57.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 58.0,
        "end": 59.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 60.0,
        "end": 62.0
      },
      {
        "step": "stand up with straight legs",
        "start": 62.0,
        "end": 63.0
      },
      {
        "step": "put down the barbell",
        "start": 64.0,
        "end": 65.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 66.0,
        "end": 68.0
      },
      {
        "step": "stand up with straight legs",
        "start": 75.0,
        "end": 76.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 77.0,
        "end": 80.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 81.0,
        "end": 83.0
      },
      {
        "step": "put down the barbell",
        "start": 83.0,
        "end": 84.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 85.0,
        "end": 87.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 93.0,
        "end": 95.0
      },
      {
        "step": "stand up with straight legs",
        "start": 94.0,
        "end": 98.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 100.0,
        "end": 102.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 106.0,
        "end": 107.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 108.0,
        "end": 110.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 114.0,
        "end": 118.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 119.0,
        "end": 122.0
      },
      {
        "step": "put down the barbell",
        "start": 125.0,
        "end": 126.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 128.0,
        "end": 131.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 132.0,
        "end": 134.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 133.0,
        "end": 142.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 143.0,
        "end": 163.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 164.0,
        "end": 165.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 166.0,
        "end": 167.0
      },
      {
        "step": "put down the barbell",
        "start": 173.0,
        "end": 174.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 175.0,
        "end": 177.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 178.0,
        "end": 180.0
      },
      {
        "step": "put down the barbell",
        "start": 182.0,
        "end": 183.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 185.0,
        "end": 187.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 188.0,
        "end": 190.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 191.0,
        "end": 193.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 196.0,
        "end": 199.0
      },
      {
        "step": "stand up with straight legs",
        "start": 198.0,
        "end": 199.0
      },
      {
        "step": "put down the barbell",
        "start": 200.0,
        "end": 201.0
      }
    ]
  },
  {
    "id": "cat6_coin_2232",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2232.mp4",
    "duration": 11.0444,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 0.0,
        "end": 3.0
      },
      {
        "step": "stand up with straight legs",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "put down the barbell",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_2233",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2233.mp4",
    "duration": 13.416,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 1.0,
        "end": 2.0
      },
      {
        "step": "stand up with straight legs",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 6.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_2234",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2234.mp4",
    "duration": 17.0854,
    "question": "Identify each step in the demonstrated procedure of practising weight lifting.",
    "answer": [
      {
        "step": "stand up with straight legs",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 4.0,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2235",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2235.mp4",
    "duration": 14.7303,
    "question": "Enumerate the steps of this procedure in order for practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "stand up with straight legs",
        "start": 10.0,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2236",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2236.mp4",
    "duration": 13.06,
    "question": "Walk through the actions in the order they are performed for practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "put down the barbell",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_2237",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2237.mp4",
    "duration": 9.8922,
    "question": "Describe the sequence of actions shown in this video for practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "stand up with straight legs",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "put down the barbell",
        "start": 6.0,
        "end": 7.0
      }
    ]
  },
  {
    "id": "cat6_coin_2238",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2238.mp4",
    "duration": 19.3633,
    "question": "Identify the ordered steps shown in this clip of practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell directly over the head",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "stand up with straight legs",
        "start": 11.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_2239",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2239.mp4",
    "duration": 11.3513,
    "question": "Give the step-by-step breakdown of what happens in practising weight lifting.",
    "answer": [
      {
        "step": "squat and hold the barbell",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "put down the barbell",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_2240",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2240.mp4",
    "duration": 20.0256,
    "question": "What sequence of actions makes up this task of practising weight lifting?",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 5.0,
        "end": 12.0
      },
      {
        "step": "stand up with straight legs",
        "start": 13.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_2241",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2241.mp4",
    "duration": 15.9843,
    "question": "Identify and list the procedural steps shown for practising weight lifting.",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 10.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_2242",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2242.mp4",
    "duration": 21.3399,
    "question": "What sequence of actions makes up this task of practising weight lifting?",
    "answer": [
      {
        "step": "squat and hold the barbell",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "lifting barbell from the ground",
        "start": 13.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_2243",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2243.mp4",
    "duration": 19.3006,
    "question": "Identify each step in the demonstrated procedure of practising weight lifting.",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "lift the barbell directly over the head",
        "start": 9.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_2244",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2244.mp4",
    "duration": 28.2722,
    "question": "Map out the step-by-step process in this video of practising weight lifting.",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 2.0,
        "end": 22.0
      },
      {
        "step": "squat and hold the barbell",
        "start": 23.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2245",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2245.mp4",
    "duration": 15.9215,
    "question": "What operations are performed, in chronological order, for practising weight lifting?",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put down the barbell",
        "start": 9.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_2246",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2246.mp4",
    "duration": 14.2502,
    "question": "What procedure is being demonstrated? List each step for practising weight lifting?",
    "answer": [
      {
        "step": "squat and hold the barbell",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "put down the barbell",
        "start": 10.0,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2247",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2247.mp4",
    "duration": 13.5799,
    "question": "List the actions being performed, from first to last, for practising weight lifting.",
    "answer": [
      {
        "step": "pull the barbell to the chin",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "lift the barbell from the chin over the head",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "pull the barbell to the chin",
        "start": 8.0,
        "end": 10.0
      }
    ]
  },
  {
    "id": "cat6_coin_2248",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2248.mp4",
    "duration": 11.48,
    "question": "List the stages of this activity chronologically for practising weight lifting.",
    "answer": [
      {
        "step": "lift the barbell from the chin over the head",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "stand up with straight legs",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "put down the barbell",
        "start": 8.0,
        "end": 9.0
      }
    ]
  },
  {
    "id": "cat6_coin_2257",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2257.mp4",
    "duration": 91.0673,
    "question": "What actions are performed in this video, in sequence for replacing filter for air purifier?",
    "answer": [
      {
        "step": "take out the shell",
        "start": 21.0,
        "end": 27.0
      },
      {
        "step": "take out the filter",
        "start": 28.0,
        "end": 41.0
      },
      {
        "step": "fit on the filter",
        "start": 42.0,
        "end": 64.0
      },
      {
        "step": "fit on the shell",
        "start": 65.0,
        "end": 88.0
      }
    ]
  },
  {
    "id": "cat6_coin_2258",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2258.mp4",
    "duration": 67.0766,
    "question": "Provide the ordered list of actions from this video for replacing the filter for an air purifier.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 21.0,
        "end": 27.0
      },
      {
        "step": "take out the filter",
        "start": 28.0,
        "end": 41.0
      },
      {
        "step": "fit on the filter",
        "start": 42.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_2259",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2259.mp4",
    "duration": 116.899,
    "question": "What are the main steps of assembling an office chair?",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 12.0,
        "end": 22.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 36.0,
        "end": 97.0
      },
      {
        "step": "connect the chair and the base",
        "start": 100.0,
        "end": 102.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 103.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_2260",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2260.mp4",
    "duration": 106.899,
    "question": "What is the chronological sequence of events shown for assembling an office chair?",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 12.0,
        "end": 22.0
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 36.0,
        "end": 97.0
      },
      {
        "step": "connect the chair and the base",
        "start": 100.0,
        "end": 102.0
      }
    ]
  },
  {
    "id": "cat6_coin_2261",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2261.mp4",
    "duration": 110.8363,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "remove the old hard disk",
        "start": 37.0,
        "end": 41.0
      },
      {
        "step": "install the new hard disk",
        "start": 71.0,
        "end": 78.0
      },
      {
        "step": "install the laptop rear cover",
        "start": 106.0,
        "end": 108.0
      }
    ]
  },
  {
    "id": "cat6_coin_2262",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2262.mp4",
    "duration": 53.821,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "remove the old hard disk",
        "start": 37.0,
        "end": 41.0
      }
    ]
  },
  {
    "id": "cat6_coin_2263",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2263.mp4",
    "duration": 134.3905,
    "question": "Identify the main actions and their order for removing blackheads with glue.",
    "answer": [
      {
        "step": "pour some glue to the face",
        "start": 33.0,
        "end": 40.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 113.0,
        "end": 119.0
      },
      {
        "step": "reveal the glue from the face",
        "start": 120.0,
        "end": 129.0
      }
    ]
  },
  {
    "id": "cat6_coin_2264",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2264.mp4",
    "duration": 134.3905,
    "question": "Describe the process shown in this video, step by step, for removing blackheads with glue.",
    "answer": [
      {
        "step": "pour some glue to the face",
        "start": 33.0,
        "end": 40.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 113.0,
        "end": 119.0
      },
      {
        "step": "reveal the glue from the face",
        "start": 120.0,
        "end": 129.0
      }
    ]
  },
  {
    "id": "cat6_coin_2265",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2265.mp4",
    "duration": 70.2858,
    "question": "Identify the ordered steps shown in this clip for refilling mechanical pencils.",
    "answer": [
      {
        "step": "remove cap",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put lead into the pen",
        "start": 45.0,
        "end": 48.0
      },
      {
        "step": "buckle the cap",
        "start": 67.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_2266",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2266.mp4",
    "duration": 70.2858,
    "question": "How is this task performed? List the steps for refilling mechanical pencils.",
    "answer": [
      {
        "step": "remove cap",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put lead into the pen",
        "start": 45.0,
        "end": 48.0
      },
      {
        "step": "buckle the cap",
        "start": 67.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_2267",
    "category": "Cat6",
    "video_path": "media/coin/videos/5Mn-qfoBm4M.mp4",
    "duration": 63.042167,
    "question": "Provide the ordered list of actions from this video for changing the battery of a watch.",
    "answer": [
      {
        "step": "open the back cover",
        "start": 8.0,
        "end": 12.0
      },
      {
        "step": "replace the battery",
        "start": 29.0,
        "end": 42.0
      },
      {
        "step": "install the back cover and waterproof ring",
        "start": 52.0,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_2268",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2268.mp4",
    "duration": 38.3422,
    "question": "What series of actions is shown here for changing the battery of a watch?",
    "answer": [
      {
        "step": "open the back cover",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "replace the battery",
        "start": 24.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_2271",
    "category": "Cat6",
    "video_path": "media/coin/videos/Bjmqx_g0u04.mp4",
    "duration": 144.125,
    "question": "Break down the main steps of putting on hair extensions.",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 27.0,
        "end": 40.0
      },
      {
        "step": "put on the hair extensions",
        "start": 91.0,
        "end": 111.0
      },
      {
        "step": "put down the hair and comb",
        "start": 112.0,
        "end": 143.0
      }
    ]
  },
  {
    "id": "cat6_coin_2272",
    "category": "Cat6",
    "video_path": "media/coin/videos/Bjmqx_g0u04.mp4",
    "duration": 144.125,
    "question": "What are the individual steps of putting on hair extensions?",
    "answer": [
      {
        "step": "pull up the hair to reserve place for the hair extensions",
        "start": 27.0,
        "end": 40.0
      },
      {
        "step": "put on the hair extensions",
        "start": 91.0,
        "end": 111.0
      },
      {
        "step": "put down the hair and comb",
        "start": 112.0,
        "end": 143.0
      }
    ]
  },
  {
    "id": "cat6_coin_2285",
    "category": "Cat6",
    "video_path": "media/coin/videos/HjNV-h3guVE.mp4",
    "duration": 125.131667,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "mount the bracket to the back of the car",
        "start": 9.0,
        "end": 37.0
      },
      {
        "step": "fix and fasten the upper and lower ropes to car",
        "start": 38.0,
        "end": 68.0
      },
      {
        "step": "place the bicycle on the bracket",
        "start": 72.0,
        "end": 77.0
      },
      {
        "step": "fasten the strap",
        "start": 76.0,
        "end": 110.0
      }
    ]
  },
  {
    "id": "cat6_coin_2286",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2286.mp4",
    "duration": 71.979,
    "question": "What do you see happening in order in this clip of installing a bicycle rack?",
    "answer": [
      {
        "step": "mount the bracket to the back of the car",
        "start": 2.0,
        "end": 30.0
      },
      {
        "step": "fix and fasten the upper and lower ropes to car",
        "start": 31.0,
        "end": 61.0
      },
      {
        "step": "place the bicycle on the bracket",
        "start": 67.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2292",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2292.mp4",
    "duration": 31.071,
    "question": "What steps are involved in this procedure?",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 9.0,
        "end": 23.0
      },
      {
        "step": "rinse the pot",
        "start": 23.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_2293",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2293.mp4",
    "duration": 31.071,
    "question": "Recount the steps taken to accomplish this task of cleaning a rusty pot.",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 9.0,
        "end": 23.0
      },
      {
        "step": "rinse the pot",
        "start": 23.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_2304",
    "category": "Cat6",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.356633,
    "question": "What does the person do in sequence for unclogging a sink with baking soda?",
    "answer": [
      {
        "step": "add baking soda to the sink hole",
        "start": 6.0,
        "end": 21.0
      },
      {
        "step": "add vinegar to the sink hole",
        "start": 22.0,
        "end": 47.0
      },
      {
        "step": "add hot water to the sink hole",
        "start": 56.0,
        "end": 66.0
      }
    ]
  },
  {
    "id": "cat6_coin_2305",
    "category": "Cat6",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.356633,
    "question": "What does the person do in sequence for unclogging a sink with baking soda?",
    "answer": [
      {
        "step": "add baking soda to the sink hole",
        "start": 6.0,
        "end": 21.0
      },
      {
        "step": "add vinegar to the sink hole",
        "start": 22.0,
        "end": 47.0
      },
      {
        "step": "add hot water to the sink hole",
        "start": 56.0,
        "end": 66.0
      }
    ]
  },
  {
    "id": "cat6_coin_2307",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2307.mp4",
    "duration": 96.1774,
    "question": "Identify the main actions and their order for replacing a memory chip.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 19.0,
        "end": 26.0
      },
      {
        "step": "remove the old memory chip",
        "start": 27.0,
        "end": 36.0
      },
      {
        "step": "install the new memory chip",
        "start": 38.0,
        "end": 56.0
      },
      {
        "step": "fit on the shell",
        "start": 57.0,
        "end": 94.0
      }
    ]
  },
  {
    "id": "cat6_coin_2308",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2308.mp4",
    "duration": 58.1727,
    "question": "List the stages of this activity chronologically for replacing memory chip.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 19.0,
        "end": 26.0
      },
      {
        "step": "remove the old memory chip",
        "start": 27.0,
        "end": 36.0
      },
      {
        "step": "install the new memory chip",
        "start": 38.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2312",
    "category": "Cat6",
    "video_path": "media/coin/videos/IulM23mFp9k.mp4",
    "duration": 212.3697,
    "question": "What tasks does this person complete, step by step?",
    "answer": [
      {
        "step": "fix the ground nail",
        "start": 29.0,
        "end": 37.0
      },
      {
        "step": "lay the cushion evenly",
        "start": 49.0,
        "end": 53.0
      },
      {
        "step": "set up the brackets",
        "start": 55.0,
        "end": 59.0
      },
      {
        "step": "fix the ground nail",
        "start": 60.0,
        "end": 95.0
      },
      {
        "step": "set up the brackets",
        "start": 96.0,
        "end": 125.0
      },
      {
        "step": "fix the ground nail",
        "start": 126.0,
        "end": 170.0
      },
      {
        "step": "lay the cushion evenly",
        "start": 174.0,
        "end": 178.0
      },
      {
        "step": "set up the platfond",
        "start": 186.0,
        "end": 203.0
      }
    ]
  },
  {
    "id": "cat6_coin_2313",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2313.mp4",
    "duration": 34.659,
    "question": "What is the chain of actions in this video for pitching a tent?",
    "answer": [
      {
        "step": "fix the ground nail",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "lay the cushion evenly",
        "start": 22.0,
        "end": 26.0
      },
      {
        "step": "set up the brackets",
        "start": 28.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_2314",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2314.mp4",
    "duration": 44.379,
    "question": "What series of actions is shown here for pitching a tent?",
    "answer": [
      {
        "step": "fix the ground nail",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "set up the brackets",
        "start": 36.0,
        "end": 40.0
      }
    ]
  },
  {
    "id": "cat6_coin_2315",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2315.mp4",
    "duration": 69.379,
    "question": "Outline the sequence of actions in this video for pitching a tent.",
    "answer": [
      {
        "step": "set up the brackets",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "fix the ground nail",
        "start": 13.0,
        "end": 57.0
      },
      {
        "step": "lay the cushion evenly",
        "start": 63.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_2326",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2326.mp4",
    "duration": 148.9513,
    "question": "Enumerate the steps of this procedure in order for cleaning a toilet.",
    "answer": [
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 2.0,
        "end": 29.0
      },
      {
        "step": "flush and wash the interior",
        "start": 60.0,
        "end": 67.0
      },
      {
        "step": "scrub the toilet interior",
        "start": 80.0,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_2327",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2327.mp4",
    "duration": 71.9423,
    "question": "In what order are the actions carried out for cleaning a toilet?",
    "answer": [
      {
        "step": "apply detergent to the intertior of the toilet",
        "start": 2.0,
        "end": 29.0
      },
      {
        "step": "flush and wash the interior",
        "start": 60.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_2332",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2332.mp4",
    "duration": 24.58,
    "question": "Break this video down into its component actions. What are the main steps of using a volumetric pipette?",
    "answer": [
      {
        "step": "absorb liquid with dropper",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "calibrate the liquid",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "release liquid",
        "start": 19.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_2333",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2333.mp4",
    "duration": 24.58,
    "question": "What actions are performed in this video, in sequence for using a volumetric pipette?",
    "answer": [
      {
        "step": "absorb liquid with dropper",
        "start": 0.0,
        "end": 2.0
      },
      {
        "step": "calibrate the liquid",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "release liquid",
        "start": 19.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_2341",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2341.mp4",
    "duration": 42.3903,
    "question": "Walk through the actions in the order they are performed for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 11.0,
        "end": 25.0
      },
      {
        "step": "shake and juice",
        "start": 30.0,
        "end": 37.0
      }
    ]
  },
  {
    "id": "cat6_coin_2342",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2342.mp4",
    "duration": 21.4027,
    "question": "List the procedural stages of what is shown for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 4.0,
        "end": 10.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 15.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_2349",
    "category": "Cat6",
    "video_path": "media/coin/videos/2pl582qZzHE.mp4",
    "duration": 141.223756,
    "question": "What is the order of operations in this video for replacing rearview mirror glass?",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 16.0,
        "end": 62.0
      },
      {
        "step": "cut off the electric wire",
        "start": 68.0,
        "end": 75.0
      },
      {
        "step": "reconnect the electric wire",
        "start": 90.0,
        "end": 101.0
      },
      {
        "step": "reinstall the rearview mirror",
        "start": 102.0,
        "end": 138.0
      }
    ]
  },
  {
    "id": "cat6_coin_2350",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2350.mp4",
    "duration": 92.4117,
    "question": "What actions are performed in this video, in sequence for replacing rearview mirror glass?",
    "answer": [
      {
        "step": "remove the old rearview mirror",
        "start": 37.0,
        "end": 48.0
      },
      {
        "step": "cut off the electric wire",
        "start": 54.0,
        "end": 61.0
      },
      {
        "step": "reconnect the electric wire",
        "start": 76.0,
        "end": 87.0
      }
    ]
  },
  {
    "id": "cat6_coin_2352",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2352.mp4",
    "duration": 75.1129,
    "question": "Describe the workflow shown in this video. What are the main steps of making salmon?",
    "answer": [
      {
        "step": "add seasoning on the salmon",
        "start": 2.0,
        "end": 51.0
      },
      {
        "step": "fry salmon",
        "start": 62.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_2353",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2353.mp4",
    "duration": 60.0266,
    "question": "List the key actions in the order they occur for operating a fire extinguisher.",
    "answer": [
      {
        "step": "spray towards the fire",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "pull out the insurance ring",
        "start": 21.5,
        "end": 26.5
      },
      {
        "step": "spray towards the fire",
        "start": 37.0,
        "end": 43.5
      },
      {
        "step": "pull out the insurance ring",
        "start": 49.0,
        "end": 50.0
      },
      {
        "step": "spray towards the fire",
        "start": 52.5,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_2354",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2354.mp4",
    "duration": 46.5131,
    "question": "In what order are the actions carried out for operating a fire extinguisher?",
    "answer": [
      {
        "step": "spray towards the fire",
        "start": 2.0,
        "end": 7.5
      },
      {
        "step": "pull out the insurance ring",
        "start": 21.5,
        "end": 26.5
      },
      {
        "step": "spray towards the fire",
        "start": 37.0,
        "end": 43.5
      }
    ]
  },
  {
    "id": "cat6_coin_2357",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2357.mp4",
    "duration": 23.6756,
    "question": "What series of actions is shown here for using a triple beam balance?",
    "answer": [
      {
        "step": "put the sample to be measured on the balance",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "put the weight until the balance is balanced",
        "start": 13.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_2358",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2358.mp4",
    "duration": 146.0222,
    "question": "What steps does the person take to complete this task to wash a dog?",
    "answer": [
      {
        "step": "use the body wash",
        "start": 2.0,
        "end": 108.0
      },
      {
        "step": "wash the body wash away",
        "start": 112.0,
        "end": 139.0
      }
    ]
  },
  {
    "id": "cat6_coin_2374",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2374.mp4",
    "duration": 87.3646,
    "question": "What does the person do in sequence for replacing an electrical outlet?",
    "answer": [
      {
        "step": "switch off the power",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "screw off the screws used to fix the switch",
        "start": 17.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_2377",
    "category": "Cat6",
    "video_path": "media/coin/videos/5NUItxLidFI.mp4",
    "duration": 175.658956,
    "question": "List each distinct action in the order it appears for the task \"practise karate\".",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 3.0,
        "end": 10.0
      },
      {
        "step": "begin to practise karate",
        "start": 11.0,
        "end": 156.0
      },
      {
        "step": "exit from the area and salute",
        "start": 157.0,
        "end": 165.0
      }
    ]
  },
  {
    "id": "cat6_coin_2378",
    "category": "Cat6",
    "video_path": "media/coin/videos/5NUItxLidFI.mp4",
    "duration": 175.658956,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "march into the area and salute",
        "start": 3.0,
        "end": 10.0
      },
      {
        "step": "begin to practise karate",
        "start": 11.0,
        "end": 156.0
      },
      {
        "step": "exit from the area and salute",
        "start": 157.0,
        "end": 165.0
      }
    ]
  },
  {
    "id": "cat6_coin_2379",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2379.mp4",
    "duration": 77.0843,
    "question": "Break this video down into its component actions. What are the main steps of making a Chinese lantern?",
    "answer": [
      {
        "step": "fold or bent the paper",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "nail down or stick together",
        "start": 51.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_2380",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2380.mp4",
    "duration": 25.4114,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "cover with some soil",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 17.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_2381",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2381.mp4",
    "duration": 25.4114,
    "question": "Map out the step-by-step process in this video for sowing.",
    "answer": [
      {
        "step": "sow on the soil",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "cover with some soil",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 17.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_2384",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2384.mp4",
    "duration": 114.0195,
    "question": "List the stages of this activity chronologically for making hummus.",
    "answer": [
      {
        "step": "add raw materials",
        "start": 2.0,
        "end": 29.0
      },
      {
        "step": "mix raw materials",
        "start": 30.0,
        "end": 84.0
      },
      {
        "step": "pour bean paste into plate",
        "start": 85.0,
        "end": 110.0
      }
    ]
  },
  {
    "id": "cat6_coin_2385",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2385.mp4",
    "duration": 114.0195,
    "question": "Describe the workflow shown in this video for making hummus.",
    "answer": [
      {
        "step": "add raw materials",
        "start": 2.0,
        "end": 29.0
      },
      {
        "step": "mix raw materials",
        "start": 30.0,
        "end": 84.0
      },
      {
        "step": "pour bean paste into plate",
        "start": 85.0,
        "end": 110.0
      }
    ]
  },
  {
    "id": "cat6_coin_2402",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2402.mp4",
    "duration": 22.5733,
    "question": "Describe what happens step by step in this video.",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 4.5,
        "end": 8.0
      },
      {
        "step": "dribble in the field",
        "start": 8.5,
        "end": 11.0
      },
      {
        "step": "dribble and lay up",
        "start": 11.5,
        "end": 14.5
      },
      {
        "step": "dribble in the field",
        "start": 15.0,
        "end": 16.5
      },
      {
        "step": "shoot towards the basket",
        "start": 17.0,
        "end": 20.5
      }
    ]
  },
  {
    "id": "cat6_coin_2403",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2403.mp4",
    "duration": 13.0733,
    "question": "Identify each step in the demonstrated procedure of attending an NBA skills challenge.",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 4.5,
        "end": 8.0
      },
      {
        "step": "dribble in the field",
        "start": 8.5,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2404",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2404.mp4",
    "duration": 14.3997,
    "question": "List each distinct action in the order it appears in attending an NBA skills challenge.",
    "answer": [
      {
        "step": "dribble and lay up",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "dribble in the field",
        "start": 5.5,
        "end": 7.0
      },
      {
        "step": "shoot towards the basket",
        "start": 7.5,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2405",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2405.mp4",
    "duration": 65.846,
    "question": "Identify each step in the demonstrated procedure of boiling noodles.",
    "answer": [
      {
        "step": "pour the noodles into the water and stir",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "add seasoning to the boiling water",
        "start": 14.0,
        "end": 19.0
      },
      {
        "step": "take a little bit noodles and taste it",
        "start": 54.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_2406",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2406.mp4",
    "duration": 25.846,
    "question": "Describe the sequence of actions shown in this video for boiling noodles.",
    "answer": [
      {
        "step": "pour the noodles into the water and stir",
        "start": 7.0,
        "end": 9.0
      },
      {
        "step": "add seasoning to the boiling water",
        "start": 14.0,
        "end": 19.0
      }
    ]
  },
  {
    "id": "cat6_coin_2413",
    "category": "Cat6",
    "video_path": "media/coin/videos/FzoFQWptJa4.mp4",
    "duration": 100.449522,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "drive the car forward",
        "start": 11.0,
        "end": 26.0
      },
      {
        "step": "drive the car backward",
        "start": 27.0,
        "end": 55.0
      },
      {
        "step": "adjust front and back position",
        "start": 56.0,
        "end": 66.0
      },
      {
        "step": "drive the car forward",
        "start": 79.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_2414",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2414.mp4",
    "duration": 62.2758,
    "question": "Identify and list the procedural steps shown for parking parallel.",
    "answer": [
      {
        "step": "drive the car forward",
        "start": 2.0,
        "end": 17.0
      },
      {
        "step": "drive the car backward",
        "start": 18.0,
        "end": 46.0
      },
      {
        "step": "adjust front and back position",
        "start": 47.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_2415",
    "category": "Cat6",
    "video_path": "media/coin/videos/28oOpIHZVNA.mp4",
    "duration": 106.045522,
    "question": "List the stages of this activity chronologically for refilling a lighter.",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 27.0,
        "end": 35.0
      },
      {
        "step": "pump up the fuel",
        "start": 49.0,
        "end": 70.0
      },
      {
        "step": "Turning the flame adjuster screw",
        "start": 82.0,
        "end": 88.0
      },
      {
        "step": "lighten the lighter to check",
        "start": 95.0,
        "end": 102.0
      }
    ]
  },
  {
    "id": "cat6_coin_2416",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2416.mp4",
    "duration": 79.427,
    "question": "Identify each step in the demonstrated procedure of refilling a lighter.",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 17.0,
        "end": 22.0
      },
      {
        "step": "pump up the fuel",
        "start": 45.0,
        "end": 57.0
      },
      {
        "step": "press the fuel nozzle",
        "start": 69.0,
        "end": 75.0
      }
    ]
  },
  {
    "id": "cat6_coin_2417",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2417.mp4",
    "duration": 28.1723,
    "question": "Describe the process shown in this video, step by step for changing a toner cartridge.",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 18.0,
        "end": 21.0
      },
      {
        "step": "close the front door or cover of the printer",
        "start": 22.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_2418",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2418.mp4",
    "duration": 23.1723,
    "question": "What tasks does this person complete, step by step for changing toner cartridge?",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 18.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_2419",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2419.mp4",
    "duration": 16.54,
    "question": "Describe what happens step by step in this video of making a burger.",
    "answer": [
      {
        "step": "fry meat",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "combine meat and bread to make burger",
        "start": 9.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_2422",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2422.mp4",
    "duration": 20.4057,
    "question": "What is the action sequence depicted here for fueling a car?",
    "answer": [
      {
        "step": "open the fuel tank cap",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "close the fuel tank cap",
        "start": 12.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_2425",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2425.mp4",
    "duration": 38.5333,
    "question": "What are the sequential actions in this clip of attending an NBA skills challenge?",
    "answer": [
      {
        "step": "do the first layup",
        "start": 0.0,
        "end": 1.5
      },
      {
        "step": "dribble in the field",
        "start": 3.5,
        "end": 9.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 9.5,
        "end": 11.0
      },
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 13.0,
        "end": 14.0
      },
      {
        "step": "shoot towards the basket",
        "start": 14.5,
        "end": 18.0
      },
      {
        "step": "dribble in the field",
        "start": 31.5,
        "end": 33.5
      },
      {
        "step": "dribble and lay up",
        "start": 34.0,
        "end": 36.5
      }
    ]
  },
  {
    "id": "cat6_coin_2426",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2426.mp4",
    "duration": 13.0333,
    "question": "What is the action sequence depicted here for attending an NBA skills challenge?",
    "answer": [
      {
        "step": "do the first layup",
        "start": 0.0,
        "end": 1.5
      },
      {
        "step": "dribble in the field",
        "start": 3.5,
        "end": 9.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 9.5,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_2427",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2427.mp4",
    "duration": 26.454,
    "question": "List the actions being performed, from first to last, for attending an NBA skills challenge.",
    "answer": [
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "shoot towards the basket",
        "start": 3.5,
        "end": 7.0
      },
      {
        "step": "dribble in the field",
        "start": 20.5,
        "end": 22.5
      }
    ]
  },
  {
    "id": "cat6_coin_2441",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2441.mp4",
    "duration": 26.659,
    "question": "What actions are performed in this video, in sequence for replacing a CD drive with an SSD?",
    "answer": [
      {
        "step": "take out the laptop CD drive",
        "start": 7.0,
        "end": 11.0
      },
      {
        "step": "screw off the screws and sheetmetals and baffles on the both sides of the CD drive",
        "start": 14.0,
        "end": 19.0
      },
      {
        "step": "insert the hard disk tray into the position of the CD drive",
        "start": 20.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2442",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2442.mp4",
    "duration": 26.659,
    "question": "Identify each step in the demonstrated procedure of replacing a CD drive with an SSD.",
    "answer": [
      {
        "step": "take out the laptop CD drive",
        "start": 7.0,
        "end": 11.0
      },
      {
        "step": "screw off the screws and sheetmetals and baffles on the both sides of the CD drive",
        "start": 14.0,
        "end": 19.0
      },
      {
        "step": "insert the hard disk tray into the position of the CD drive",
        "start": 20.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2445",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2445.mp4",
    "duration": 155.0352,
    "question": "Provide the ordered list of actions from this video for making a salad.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 42.0
      },
      {
        "step": "Slicing a cucumber on a cutting board",
        "start": 44.0,
        "end": 47.0
      },
      {
        "step": "cut ingredients",
        "start": 55.0,
        "end": 82.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 92.0,
        "end": 137.0
      },
      {
        "step": "stir the ingredients",
        "start": 145.0,
        "end": 148.0
      }
    ]
  },
  {
    "id": "cat6_coin_2446",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2446.mp4",
    "duration": 54.0343,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 42.0
      },
      {
        "step": "Slicing a cucumber on a cutting board",
        "start": 44.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_2447",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2447.mp4",
    "duration": 89.9975,
    "question": "What are the individual steps of making a salad?",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 29.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 39.0,
        "end": 84.0
      }
    ]
  },
  {
    "id": "cat6_coin_2448",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2448.mp4",
    "duration": 36.78,
    "question": "What are the sequential actions in this clip for making coffee?",
    "answer": [
      {
        "step": "grind the coffee beans",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "brew the coffee beans",
        "start": 19.0,
        "end": 27.0
      },
      {
        "step": "filtrate the coffee beans",
        "start": 27.0,
        "end": 29.0
      },
      {
        "step": "brew the coffee beans",
        "start": 30.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_2449",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2449.mp4",
    "duration": 29.78,
    "question": "What is the chain of actions in this video for making coffee?",
    "answer": [
      {
        "step": "grind the coffee beans",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "brew the coffee beans",
        "start": 19.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_2460",
    "category": "Cat6",
    "video_path": "media/coin/videos/198JTgxDFjA.mp4",
    "duration": 60.070022,
    "question": "What series of actions is shown here for assembling an office chair?",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "connect the chair and the base",
        "start": 21.0,
        "end": 25.5
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 27.0,
        "end": 59.5
      }
    ]
  },
  {
    "id": "cat6_coin_2461",
    "category": "Cat6",
    "video_path": "media/coin/videos/198JTgxDFjA.mp4",
    "duration": 60.070022,
    "question": "What are the sequential actions in this clip of assembling an office chair?",
    "answer": [
      {
        "step": "install the wheels for the base",
        "start": 8.0,
        "end": 9.0
      },
      {
        "step": "connect the chair and the base",
        "start": 21.0,
        "end": 25.5
      },
      {
        "step": "assemble the cushion and the backrest",
        "start": 27.0,
        "end": 59.5
      }
    ]
  },
  {
    "id": "cat6_coin_2472",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2472.mp4",
    "duration": 69.752,
    "question": "What operations are performed, in chronological order, for cutting and replacing a hard disk?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "remove the old hard disk",
        "start": 24.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_2473",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2473.mp4",
    "duration": 69.752,
    "question": "List the key actions in the order they occur for replacing a hard disk.",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "remove the old hard disk",
        "start": 24.0,
        "end": 67.0
      }
    ]
  },
  {
    "id": "cat6_coin_2480",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2480.mp4",
    "duration": 82.0623,
    "question": "What is the action sequence depicted here for installing ceramic tile?",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "tile the wall",
        "start": 15.0,
        "end": 30.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 28.5,
        "end": 32.0
      },
      {
        "step": "tile the wall",
        "start": 31.0,
        "end": 33.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 36.0,
        "end": 38.0
      },
      {
        "step": "tile the wall",
        "start": 39.0,
        "end": 50.5
      },
      {
        "step": "cut tiles",
        "start": 58.0,
        "end": 66.0
      },
      {
        "step": "tile the wall",
        "start": 69.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_2481",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2481.mp4",
    "duration": 37.0506,
    "question": "Map out the step-by-step process in this video for installing ceramic tile.",
    "answer": [
      {
        "step": "wipe adhesive and bedding layer",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "tile the wall",
        "start": 15.0,
        "end": 30.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 28.5,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_2482",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2482.mp4",
    "duration": 23.4958,
    "question": "What procedure is being demonstrated? List each step for installing ceramic tile.",
    "answer": [
      {
        "step": "tile the wall",
        "start": 0.0,
        "end": 4.0
      },
      {
        "step": "wipe adhesive and bedding layer",
        "start": 5.0,
        "end": 7.0
      },
      {
        "step": "tile the wall",
        "start": 8.0,
        "end": 19.5
      }
    ]
  },
  {
    "id": "cat6_coin_2496",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2496.mp4",
    "duration": 52.859,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "install the new faucet",
        "start": 11.0,
        "end": 15.0
      },
      {
        "step": "open the sluice and test the new faucet",
        "start": 46.0,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_2497",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2497.mp4",
    "duration": 104.252,
    "question": "Break this video down into its component actions. What are the main steps of using a sewing machine?",
    "answer": [
      {
        "step": "twine round the thread",
        "start": 2.0,
        "end": 64.5
      },
      {
        "step": "thread thorugh the needle",
        "start": 77.0,
        "end": 90.0
      }
    ]
  },
  {
    "id": "cat6_coin_2507",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2507.mp4",
    "duration": 139.1036,
    "question": "What is the order of operations in this video for making a paper windmill?",
    "answer": [
      {
        "step": "cut along the edges",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "fold the edges of the paper",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "cut along the edges",
        "start": 20.0,
        "end": 27.0
      },
      {
        "step": "fold the edges of the paper",
        "start": 35.0,
        "end": 52.0
      },
      {
        "step": "cut along the edges",
        "start": 53.0,
        "end": 71.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 72.0,
        "end": 114.0
      },
      {
        "step": "fix the wind mill on the bracket",
        "start": 115.0,
        "end": 137.0
      }
    ]
  },
  {
    "id": "cat6_coin_2508",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2508.mp4",
    "duration": 29.1036,
    "question": "What is the chain of actions in this video for making a paper windmill?",
    "answer": [
      {
        "step": "cut along the edges",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "fold the edges of the paper",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "cut along the edges",
        "start": 20.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_2509",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2509.mp4",
    "duration": 86.1036,
    "question": "Identify each step in the demonstrated procedure of making a paper windmill.",
    "answer": [
      {
        "step": "fold the edges of the paper",
        "start": 2.0,
        "end": 19.0
      },
      {
        "step": "cut along the edges",
        "start": 23.0,
        "end": 38.0
      },
      {
        "step": "fold the squares inward and fix them",
        "start": 43.0,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_2513",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2513.mp4",
    "duration": 34.6843,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "add baking soda to the sink hole",
        "start": 6.0,
        "end": 15.0
      },
      {
        "step": "add vinegar to the sink hole",
        "start": 20.0,
        "end": 26.0
      }
    ]
  },
  {
    "id": "cat6_coin_2516",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2516.mp4",
    "duration": 35.0767,
    "question": "What is the step-by-step procedure demonstrated here for installing a closetool?",
    "answer": [
      {
        "step": "close the sluice and empty and disconnect the water pipe",
        "start": 1.0,
        "end": 3.0
      },
      {
        "step": "install the new wax ring",
        "start": 20.0,
        "end": 26.0
      },
      {
        "step": "install the closestool again",
        "start": 27.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2517",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2517.mp4",
    "duration": 35.0767,
    "question": "Break this video down into its component actions of installing a closetool.",
    "answer": [
      {
        "step": "close the sluice and empty and disconnect the water pipe",
        "start": 1.0,
        "end": 3.0
      },
      {
        "step": "install the new wax ring",
        "start": 20.0,
        "end": 26.0
      },
      {
        "step": "install the closestool again",
        "start": 27.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2523",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2523.mp4",
    "duration": 19.981,
    "question": "What is the step-by-step procedure demonstrated here for making a flower press?",
    "answer": [
      {
        "step": "put flower in book",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "press book or heat flower",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "take out dry flowers",
        "start": 13.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_2524",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2524.mp4",
    "duration": 19.981,
    "question": "Describe the process shown in this video, step by step, for making a flower press.",
    "answer": [
      {
        "step": "put flower in book",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "press book or heat flower",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "take out dry flowers",
        "start": 13.0,
        "end": 17.0
      }
    ]
  },
  {
    "id": "cat6_coin_2535",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2535.mp4",
    "duration": 79.6776,
    "question": "What are the main steps of loading a grease gun?",
    "answer": [
      {
        "step": "unscrew gun head",
        "start": 3.0,
        "end": 6.0
      },
      {
        "step": "pull out a lock lever at bottom of gun",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "screw gun head back",
        "start": 53.0,
        "end": 56.0
      },
      {
        "step": "try to press gun head, spray residual old grease",
        "start": 66.0,
        "end": 76.0
      }
    ]
  },
  {
    "id": "cat6_coin_2536",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2536.mp4",
    "duration": 59.683,
    "question": "In what order are the actions carried out for loading a grease gun?",
    "answer": [
      {
        "step": "unscrew gun head",
        "start": 3.0,
        "end": 6.0
      },
      {
        "step": "pull out a lock lever at bottom of gun",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "screw gun head back",
        "start": 53.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2541",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2541.mp4",
    "duration": 33.919,
    "question": "Outline the sequence of actions in this video for sowing.",
    "answer": [
      {
        "step": "prepare the soil carefully",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "sow on the soil",
        "start": 10.0,
        "end": 16.0
      },
      {
        "step": "cover with some soil",
        "start": 20.0,
        "end": 25.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 29.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_2542",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2542.mp4",
    "duration": 27.919,
    "question": "Tell me the main steps this person performs for sowing.",
    "answer": [
      {
        "step": "prepare the soil carefully",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "sow on the soil",
        "start": 10.0,
        "end": 16.0
      },
      {
        "step": "cover with some soil",
        "start": 20.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_2545",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2545.mp4",
    "duration": 23.2035,
    "question": "What are the sequential actions in this clip of wearing shin guards?",
    "answer": [
      {
        "step": "put on the shin guard sleeves or football socks",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "wrap on the tape",
        "start": 10.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_2548",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2548.mp4",
    "duration": 131.779,
    "question": "What are the sequential actions in this clip for doing lino printing?",
    "answer": [
      {
        "step": "ink the marked area",
        "start": 2.0,
        "end": 42.0
      },
      {
        "step": "transfer print",
        "start": 59.0,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_2549",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2549.mp4",
    "duration": 66.779,
    "question": "What tasks are carried out, in what order for cutting and printing with DoLino?",
    "answer": [
      {
        "step": "ink the marked area",
        "start": 2.0,
        "end": 42.0
      },
      {
        "step": "transfer print",
        "start": 59.0,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_2550",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2550.mp4",
    "duration": 94.699,
    "question": "Trace the chain of actions from start to finish for using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "soak and wash the rice",
        "start": 6.0,
        "end": 47.0
      },
      {
        "step": "put the washed rice into the rice cooker",
        "start": 52.0,
        "end": 55.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 81.0,
        "end": 92.0
      }
    ]
  },
  {
    "id": "cat6_coin_2551",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2551.mp4",
    "duration": 49.699,
    "question": "Outline the sequence of actions in this video for using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "take out some rice",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "soak and wash the rice",
        "start": 6.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_2552",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2552.mp4",
    "duration": 39.419,
    "question": "Describe the sequence of actions shown in this video for using a rice cooker to cook rice.",
    "answer": [
      {
        "step": "put the washed rice into the rice cooker",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 31.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_2556",
    "category": "Cat6",
    "video_path": "media/coin/videos/yXoF2Yy0QHs.mp4",
    "duration": 204.52,
    "question": "Provide the ordered list of actions from this video for cleaning a hamster cage.",
    "answer": [
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 0.0,
        "end": 33.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 34.0,
        "end": 61.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 62.0,
        "end": 204.0
      }
    ]
  },
  {
    "id": "cat6_coin_2557",
    "category": "Cat6",
    "video_path": "media/coin/videos/yXoF2Yy0QHs.mp4",
    "duration": 204.52,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 0.0,
        "end": 33.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 34.0,
        "end": 61.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 62.0,
        "end": 204.0
      }
    ]
  },
  {
    "id": "cat6_coin_2560",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2560.mp4",
    "duration": 95.299,
    "question": "What is done first, second, third, and so on for changing a bike chain?",
    "answer": [
      {
        "step": "take old chain away",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "check the old chain",
        "start": 42.0,
        "end": 71.0
      },
      {
        "step": "link the new chain",
        "start": 80.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_2561",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2561.mp4",
    "duration": 95.299,
    "question": "Describe the process shown in this video, step by step, for changing a bike chain.",
    "answer": [
      {
        "step": "take old chain away",
        "start": 2.0,
        "end": 31.0
      },
      {
        "step": "check the old chain",
        "start": 42.0,
        "end": 71.0
      },
      {
        "step": "link the new chain",
        "start": 80.0,
        "end": 93.0
      }
    ]
  },
  {
    "id": "cat6_coin_2567",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2567.mp4",
    "duration": 27.0456,
    "question": "List the key actions in the order they occur for making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 4.0,
        "end": 13.0
      },
      {
        "step": "shake and juice",
        "start": 17.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2568",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2568.mp4",
    "duration": 27.0456,
    "question": "Identify the main actions and their order in making a strawberry smoothie.",
    "answer": [
      {
        "step": "put strawberries and other fruits into the juicer",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "put yogurt, honey and other ingredients into the juicer",
        "start": 4.0,
        "end": 13.0
      },
      {
        "step": "shake and juice",
        "start": 17.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2570",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2570.mp4",
    "duration": 119.4603,
    "question": "What is done first, second, third, and so on for replacing a toilet seat?",
    "answer": [
      {
        "step": "screw on the screws",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "install the new toilet seat",
        "start": 27.0,
        "end": 81.0
      },
      {
        "step": "screw on the screws",
        "start": 88.0,
        "end": 116.0
      }
    ]
  },
  {
    "id": "cat6_coin_2571",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2571.mp4",
    "duration": 84.4587,
    "question": "Describe the workflow shown in this video for replacing a toilet seat.",
    "answer": [
      {
        "step": "screw on the screws",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "install the new toilet seat",
        "start": 27.0,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_2572",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2572.mp4",
    "duration": 91.0576,
    "question": "Describe the workflow shown in this video of replacing a refrigerator water filter.",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 67.0,
        "end": 70.0
      },
      {
        "step": "install the new filter",
        "start": 81.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_2573",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2573.mp4",
    "duration": 91.0576,
    "question": "What is the step-by-step procedure demonstrated here for replacing a refrigerator water filter?",
    "answer": [
      {
        "step": "take out the old filter",
        "start": 67.0,
        "end": 70.0
      },
      {
        "step": "install the new filter",
        "start": 81.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_2591",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2591.mp4",
    "duration": 88.6912,
    "question": "What steps does the person take to complete this task to replace memory chip?",
    "answer": [
      {
        "step": "take out the shell",
        "start": 19.5,
        "end": 22.5
      },
      {
        "step": "remove the old memory chip",
        "start": 23.0,
        "end": 38.5
      },
      {
        "step": "install the new memory chip",
        "start": 43.0,
        "end": 56.0
      },
      {
        "step": "fit on the shell",
        "start": 56.5,
        "end": 86.5
      }
    ]
  },
  {
    "id": "cat6_coin_2592",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2592.mp4",
    "duration": 58.1941,
    "question": "List the procedural stages of what is shown for replacing a memory chip.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 19.5,
        "end": 22.5
      },
      {
        "step": "remove the old memory chip",
        "start": 23.0,
        "end": 38.5
      },
      {
        "step": "install the new memory chip",
        "start": 43.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2600",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2600.mp4",
    "duration": 99.4019,
    "question": "Break this video down into its component actions. What are the main steps of cutting and restoring a rope trick?",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "knot the rope",
        "start": 11.0,
        "end": 27.0
      },
      {
        "step": "show the whole rope again",
        "start": 57.0,
        "end": 58.0
      },
      {
        "step": "knot the rope",
        "start": 70.0,
        "end": 97.0
      }
    ]
  },
  {
    "id": "cat6_coin_2601",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2601.mp4",
    "duration": 60.3963,
    "question": "Walk through the actions in the order they are performed for cutting and restoring a rope trick.",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "knot the rope",
        "start": 11.0,
        "end": 27.0
      },
      {
        "step": "show the whole rope again",
        "start": 57.0,
        "end": 58.0
      }
    ]
  },
  {
    "id": "cat6_coin_2618",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2618.mp4",
    "duration": 126.0803,
    "question": "What procedure is being demonstrated? List each step for making paper Easter baskets.",
    "answer": [
      {
        "step": "process (crop, fold) paper",
        "start": 2.0,
        "end": 93.5
      },
      {
        "step": "stick handle to paper basket",
        "start": 112.5,
        "end": 121.0
      }
    ]
  },
  {
    "id": "cat6_coin_2620",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2620.mp4",
    "duration": 50.081,
    "question": "What are the sequential actions in this clip of making a Chinese lantern?",
    "answer": [
      {
        "step": "draw pictures on the materials",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "cut the raw materials",
        "start": 9.0,
        "end": 13.0
      },
      {
        "step": "nail down or stick together",
        "start": 38.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_2621",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2621.mp4",
    "duration": 50.081,
    "question": "List the stages of this activity chronologically for making a Chinese lantern.",
    "answer": [
      {
        "step": "draw pictures on the materials",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "cut the raw materials",
        "start": 9.0,
        "end": 13.0
      },
      {
        "step": "nail down or stick together",
        "start": 38.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_2626",
    "category": "Cat6",
    "video_path": "media/coin/videos/3s1UwZppYBA.mp4",
    "duration": 148.7238,
    "question": "Tell me the main steps this person performs for making a sandwich.",
    "answer": [
      {
        "step": "prepare the filler",
        "start": 15.0,
        "end": 26.0
      },
      {
        "step": "put the filler on the bread slice",
        "start": 31.0,
        "end": 123.0
      }
    ]
  },
  {
    "id": "cat6_coin_2630",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2630.mp4",
    "duration": 95.9899,
    "question": "Identify the ordered steps shown in this clip for patching a bike inner tube.",
    "answer": [
      {
        "step": "remove inner tube",
        "start": 2.0,
        "end": 44.0
      },
      {
        "step": "look for leaks",
        "start": 45.0,
        "end": 53.0
      },
      {
        "step": "put inner tube back",
        "start": 54.0,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_2631",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2631.mp4",
    "duration": 95.9899,
    "question": "Describe what happens step by step in this video of patching a bike inner tube.",
    "answer": [
      {
        "step": "remove inner tube",
        "start": 2.0,
        "end": 44.0
      },
      {
        "step": "look for leaks",
        "start": 45.0,
        "end": 53.0
      },
      {
        "step": "put inner tube back",
        "start": 54.0,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_2637",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2637.mp4",
    "duration": 140.28,
    "question": "What are the main steps of replacing a car window?",
    "answer": [
      {
        "step": "remove surface of the door",
        "start": 17.0,
        "end": 20.0
      },
      {
        "step": "install the door",
        "start": 119.0,
        "end": 136.0
      }
    ]
  },
  {
    "id": "cat6_coin_2640",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2640.mp4",
    "duration": 60.366,
    "question": "What are the sequential actions in this clip for carving a pumpkin?",
    "answer": [
      {
        "step": "remove pumpkin pedicle",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "carve along the outline",
        "start": 13.0,
        "end": 23.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 33.0,
        "end": 42.0
      },
      {
        "step": "place light into pumpkin",
        "start": 53.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2641",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2641.mp4",
    "duration": 46.366,
    "question": "Identify the main actions and their order.",
    "answer": [
      {
        "step": "remove pumpkin pedicle",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "carve along the outline",
        "start": 13.0,
        "end": 23.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 33.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_2645",
    "category": "Cat6",
    "video_path": "media/coin/videos/8CoZHuwy9g0.mp4",
    "duration": 153.4839,
    "question": "What steps are involved in this procedure?",
    "answer": [
      {
        "step": "cone the leaves",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "add ingredients into cone",
        "start": 9.0,
        "end": 79.0
      },
      {
        "step": "fold the leaves",
        "start": 80.0,
        "end": 107.0
      },
      {
        "step": "tie the zongzi tightly",
        "start": 108.0,
        "end": 153.0
      }
    ]
  },
  {
    "id": "cat6_coin_2646",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2646.mp4",
    "duration": 109.0333,
    "question": "Identify the ordered steps shown in this clip for wrapping zongzi.",
    "answer": [
      {
        "step": "cone the leaves",
        "start": 0.0,
        "end": 8.0
      },
      {
        "step": "add ingredients into cone",
        "start": 9.0,
        "end": 79.0
      },
      {
        "step": "fold the leaves",
        "start": 80.0,
        "end": 107.0
      }
    ]
  },
  {
    "id": "cat6_coin_2654",
    "category": "Cat6",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "Provide the ordered list of actions from this video for using a toaster.",
    "answer": [
      {
        "step": "put a slice of bread in",
        "start": 20.5,
        "end": 24.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 24.5,
        "end": 135.5
      },
      {
        "step": "take out the slice of bread",
        "start": 156.0,
        "end": 158.0
      }
    ]
  },
  {
    "id": "cat6_coin_2655",
    "category": "Cat6",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "put a slice of bread in",
        "start": 20.5,
        "end": 24.0
      },
      {
        "step": "run the toaster and adjust",
        "start": 24.5,
        "end": 135.5
      },
      {
        "step": "take out the slice of bread",
        "start": 156.0,
        "end": 158.0
      }
    ]
  },
  {
    "id": "cat6_coin_2657",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2657.mp4",
    "duration": 76.3282,
    "question": "What is done first, second, third, and so on for cutting an arc weld?",
    "answer": [
      {
        "step": "weld along the weld line",
        "start": 10.0,
        "end": 60.0
      },
      {
        "step": "clean weld line with a hammer",
        "start": 66.0,
        "end": 70.0
      }
    ]
  },
  {
    "id": "cat6_coin_2658",
    "category": "Cat6",
    "video_path": "media/coin/videos/B8qK8DL3taM.mp4",
    "duration": 155.665,
    "question": "Outline the key actions in their correct sequence for roasting chestnuts.",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 13.0,
        "end": 33.5
      },
      {
        "step": "fry or roast or braise",
        "start": 36.5,
        "end": 104.5
      },
      {
        "step": "take out the shell",
        "start": 106.5,
        "end": 135.0
      }
    ]
  },
  {
    "id": "cat6_coin_2659",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2659.mp4",
    "duration": 100.5338,
    "question": "What is the order of operations in this video for roasting chestnuts?",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 12.0,
        "end": 31.5
      },
      {
        "step": "fry or roast or braise",
        "start": 34.5,
        "end": 96.5
      }
    ]
  },
  {
    "id": "cat6_coin_2675",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2675.mp4",
    "duration": 121.5723,
    "question": "What actions are performed in this video, in sequence for replacing battery on key to car?",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 0.0,
        "end": 11.0
      },
      {
        "step": "take out the car key battery",
        "start": 28.0,
        "end": 67.5
      },
      {
        "step": "put in the battery",
        "start": 85.0,
        "end": 97.0
      },
      {
        "step": "close the car key cover",
        "start": 110.0,
        "end": 119.5
      }
    ]
  },
  {
    "id": "cat6_coin_2676",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2676.mp4",
    "duration": 99.0723,
    "question": "What procedure is being demonstrated? List each step for replacing battery on key to car.",
    "answer": [
      {
        "step": "open the car key cover",
        "start": 0.0,
        "end": 11.0
      },
      {
        "step": "take out the car key battery",
        "start": 28.0,
        "end": 67.5
      },
      {
        "step": "put in the battery",
        "start": 85.0,
        "end": 97.0
      }
    ]
  },
  {
    "id": "cat6_coin_2681",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2681.mp4",
    "duration": 91.3726,
    "question": "In what order are the actions carried out for replacing the filter for an air purifier?",
    "answer": [
      {
        "step": "take out the shell",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "take out the filter",
        "start": 27.0,
        "end": 31.0
      },
      {
        "step": "fit on the filter",
        "start": 54.0,
        "end": 74.0
      },
      {
        "step": "fit on the shell",
        "start": 75.0,
        "end": 86.0
      }
    ]
  },
  {
    "id": "cat6_coin_2682",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2682.mp4",
    "duration": 79.3939,
    "question": "What steps are involved in this procedure of replacing filter for air purifier?",
    "answer": [
      {
        "step": "take out the shell",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "take out the filter",
        "start": 27.0,
        "end": 31.0
      },
      {
        "step": "fit on the filter",
        "start": 54.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_2705",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2705.mp4",
    "duration": 59.18,
    "question": "What actions are performed in this video, in sequence for resizing a watch band?",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 2.0,
        "end": 4.5
      },
      {
        "step": "push the pin out",
        "start": 5.0,
        "end": 7.5
      },
      {
        "step": "aim at the pin",
        "start": 16.0,
        "end": 21.5
      },
      {
        "step": "push the pin out",
        "start": 22.0,
        "end": 24.5
      },
      {
        "step": "remove the old watch band and reconnect",
        "start": 28.0,
        "end": 33.0
      },
      {
        "step": "put the pin in",
        "start": 33.5,
        "end": 37.5
      },
      {
        "step": "push the pin in",
        "start": 43.0,
        "end": 53.5
      }
    ]
  },
  {
    "id": "cat6_coin_2706",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2706.mp4",
    "duration": 27.18,
    "question": "What procedure is being demonstrated? List each step for resizing a watch band?",
    "answer": [
      {
        "step": "aim at the pin",
        "start": 2.0,
        "end": 4.5
      },
      {
        "step": "push the pin out",
        "start": 5.0,
        "end": 7.5
      },
      {
        "step": "aim at the pin",
        "start": 16.0,
        "end": 21.5
      }
    ]
  },
  {
    "id": "cat6_coin_2707",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2707.mp4",
    "duration": 21.84,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "push the pin out",
        "start": 2.0,
        "end": 4.5
      },
      {
        "step": "remove the old watch band and reconnect",
        "start": 8.0,
        "end": 13.0
      },
      {
        "step": "put the pin in",
        "start": 13.5,
        "end": 17.5
      }
    ]
  },
  {
    "id": "cat6_coin_2728",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2728.mp4",
    "duration": 30.3783,
    "question": "Describe the process shown in this video, step by step.",
    "answer": [
      {
        "step": "cut off the tail and fin",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "scratch scales",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "remove the intestines and blood vessels",
        "start": 18.0,
        "end": 20.0
      },
      {
        "step": "Cutting open the fish's stomach",
        "start": 21.0,
        "end": 24.0
      }
    ]
  },
  {
    "id": "cat6_coin_2729",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2729.mp4",
    "duration": 26.3743,
    "question": "List each distinct action in the order it appears for cleaning fish.",
    "answer": [
      {
        "step": "cut off the tail and fin",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "scratch scales",
        "start": 12.0,
        "end": 14.0
      },
      {
        "step": "remove the intestines and blood vessels",
        "start": 18.0,
        "end": 20.0
      }
    ]
  },
  {
    "id": "cat6_coin_2730",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2730.mp4",
    "duration": 82.088,
    "question": "What tasks does this person complete, step by step for installing an air conditioner?",
    "answer": [
      {
        "step": "Measuring a window with a tape measure",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "connect air conditioners and windows",
        "start": 6.5,
        "end": 77.5
      }
    ]
  },
  {
    "id": "cat6_coin_2742",
    "category": "Cat6",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "Give the step-by-step breakdown of what happens for replacing the filter for an air purifier.",
    "answer": [
      {
        "step": "take out the shell",
        "start": 12.0,
        "end": 24.0
      },
      {
        "step": "take out the filter",
        "start": 25.0,
        "end": 35.0
      },
      {
        "step": "fit on the filter",
        "start": 49.0,
        "end": 53.0
      },
      {
        "step": "fit on the shell",
        "start": 54.0,
        "end": 74.0
      }
    ]
  },
  {
    "id": "cat6_coin_2743",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2743.mp4",
    "duration": 49.7533,
    "question": "What are the main steps of replacing filter for air purifier?",
    "answer": [
      {
        "step": "take out the shell",
        "start": 11.0,
        "end": 14.0
      },
      {
        "step": "take out the filter",
        "start": 15.0,
        "end": 25.0
      },
      {
        "step": "fit on the filter",
        "start": 35.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_2744",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2744.mp4",
    "duration": 159.739,
    "question": "What tasks are carried out, in what order for cutting a sandwich?",
    "answer": [
      {
        "step": "put the filler on the bread slice",
        "start": 2.0,
        "end": 130.0
      },
      {
        "step": "cut into small pieces",
        "start": 150.8,
        "end": 153.0
      }
    ]
  },
  {
    "id": "cat6_coin_2745",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2745.mp4",
    "duration": 159.739,
    "question": "What is the action sequence depicted here for making a sandwich?",
    "answer": [
      {
        "step": "put the filler on the bread slice",
        "start": 2.0,
        "end": 130.0
      },
      {
        "step": "cut into small pieces",
        "start": 150.8,
        "end": 153.0
      }
    ]
  },
  {
    "id": "cat6_coin_2746",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2746.mp4",
    "duration": 27.78,
    "question": "What tasks does this person complete, step by step for cleaning wooden floor?",
    "answer": [
      {
        "step": "mop the floor",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "wash the floor",
        "start": 16.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_2747",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2747.mp4",
    "duration": 27.78,
    "question": "Outline the key actions in their correct sequence for cleaning a wooden floor.",
    "answer": [
      {
        "step": "mop the floor",
        "start": 2.0,
        "end": 12.0
      },
      {
        "step": "wash the floor",
        "start": 16.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_2757",
    "category": "Cat6",
    "video_path": "media/coin/videos/Y0VclzjmHKU.mp4",
    "duration": 238.375,
    "question": "How is this task performed? List the steps for making a Chinese lantern.",
    "answer": [
      {
        "step": "measure and label the lantern",
        "start": 11.0,
        "end": 66.0
      },
      {
        "step": "fold or bent the paper",
        "start": 89.0,
        "end": 102.0
      },
      {
        "step": "nail down or stick together",
        "start": 105.0,
        "end": 120.0
      },
      {
        "step": "fold or bent the paper",
        "start": 122.0,
        "end": 129.0
      },
      {
        "step": "measure and label the lantern",
        "start": 129.0,
        "end": 142.0
      },
      {
        "step": "nail down or stick together",
        "start": 144.0,
        "end": 150.0
      },
      {
        "step": "fold or bent the paper",
        "start": 152.0,
        "end": 174.0
      },
      {
        "step": "nail down or stick together",
        "start": 177.0,
        "end": 193.0
      },
      {
        "step": "fold or bent the paper",
        "start": 195.0,
        "end": 201.0
      },
      {
        "step": "nail down or stick together",
        "start": 201.0,
        "end": 219.0
      }
    ]
  },
  {
    "id": "cat6_coin_2758",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2758.mp4",
    "duration": 116.251,
    "question": "What is the chain of actions in this video for making a Chinese lantern?",
    "answer": [
      {
        "step": "measure and label the lantern",
        "start": 2.0,
        "end": 57.0
      },
      {
        "step": "fold or bent the paper",
        "start": 80.0,
        "end": 93.0
      },
      {
        "step": "nail down or stick together",
        "start": 104.0,
        "end": 111.0
      }
    ]
  },
  {
    "id": "cat6_coin_2759",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2759.mp4",
    "duration": 35.4227,
    "question": "Identify the main actions and their order in making a Chinese lantern.",
    "answer": [
      {
        "step": "fold or bent the paper",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "measure and label the lantern",
        "start": 11.0,
        "end": 22.0
      },
      {
        "step": "nail down or stick together",
        "start": 25.0,
        "end": 31.0
      }
    ]
  },
  {
    "id": "cat6_coin_2760",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2760.mp4",
    "duration": 57.235,
    "question": "What is the chronological sequence of events shown in making a Chinese lantern?",
    "answer": [
      {
        "step": "fold or bent the paper",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "nail down or stick together",
        "start": 27.0,
        "end": 43.0
      },
      {
        "step": "fold or bent the paper",
        "start": 50.0,
        "end": 52.0
      }
    ]
  },
  {
    "id": "cat6_coin_2777",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2777.mp4",
    "duration": 40.8161,
    "question": "Identify the main actions and their order for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 26.0,
        "end": 27.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 33.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_2778",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2778.mp4",
    "duration": 40.8161,
    "question": "What are the main steps of replacing a SIM card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 26.0,
        "end": 27.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 33.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_2793",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2793.mp4",
    "duration": 123.001,
    "question": "What do you see happening in order in this clip for sowing?",
    "answer": [
      {
        "step": "prepare the soil carefully",
        "start": 1.0,
        "end": 111.0
      },
      {
        "step": "sow on the soil",
        "start": 112.0,
        "end": 121.0
      }
    ]
  },
  {
    "id": "cat6_coin_2812",
    "category": "Cat6",
    "video_path": "media/coin/videos/nMQzbbBDAq8.mp4",
    "duration": 81.571667,
    "question": "What sequence of actions makes up this task: roast chestnut?",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 7.0,
        "end": 18.0
      },
      {
        "step": "clean up and soak",
        "start": 26.0,
        "end": 40.0
      },
      {
        "step": "fry or roast or braise",
        "start": 46.0,
        "end": 54.5
      },
      {
        "step": "take out the shell",
        "start": 59.0,
        "end": 77.0
      }
    ]
  },
  {
    "id": "cat6_coin_2813",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2813.mp4",
    "duration": 56.5565,
    "question": "Identify the main actions and their order in roasting chestnuts.",
    "answer": [
      {
        "step": "cut a hole on the shell",
        "start": 7.0,
        "end": 10.0
      },
      {
        "step": "clean up and soak",
        "start": 21.0,
        "end": 35.0
      },
      {
        "step": "fry or roast or braise",
        "start": 41.0,
        "end": 49.5
      }
    ]
  },
  {
    "id": "cat6_coin_2818",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2818.mp4",
    "duration": 50.2538,
    "question": "What steps are involved in this procedure of replacing a faucet?",
    "answer": [
      {
        "step": "install the new faucet",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "connect the water pipe",
        "start": 34.5,
        "end": 43.5
      }
    ]
  },
  {
    "id": "cat6_coin_2836",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2836.mp4",
    "duration": 90.52,
    "question": "List the key actions in the order they occur for removing blackheads with glue.",
    "answer": [
      {
        "step": "pour some glue to the face",
        "start": 7.0,
        "end": 8.0
      },
      {
        "step": "wipe the glue to a layer",
        "start": 21.0,
        "end": 84.0
      }
    ]
  },
  {
    "id": "cat6_coin_2839",
    "category": "Cat6",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "Describe the process shown in this video, step by step.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "remove the peel",
        "start": 12.0,
        "end": 33.0
      },
      {
        "step": "slice the pulp",
        "start": 38.0,
        "end": 53.0
      },
      {
        "step": "cut in half",
        "start": 55.0,
        "end": 58.0
      },
      {
        "step": "slice the pulp",
        "start": 60.0,
        "end": 79.0
      },
      {
        "step": "remove the peel",
        "start": 79.5,
        "end": 104.0
      },
      {
        "step": "slice the pulp",
        "start": 106.0,
        "end": 126.0
      },
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 140.5,
        "end": 144.0
      },
      {
        "step": "remove the peel",
        "start": 147.5,
        "end": 172.0
      },
      {
        "step": "slice the pulp",
        "start": 172.5,
        "end": 180.5
      }
    ]
  },
  {
    "id": "cat6_coin_2840",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2840.mp4",
    "duration": 55.055,
    "question": "What procedure is being demonstrated? List each step for cutting grapefruit.",
    "answer": [
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "remove the peel",
        "start": 8.0,
        "end": 29.0
      },
      {
        "step": "slice the pulp",
        "start": 34.0,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_2841",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2841.mp4",
    "duration": 36.3539,
    "question": "Map out the step-by-step process in this video for cutting a grapefruit.",
    "answer": [
      {
        "step": "cut in half",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "slice the pulp",
        "start": 7.0,
        "end": 26.0
      },
      {
        "step": "remove the peel",
        "start": 26.5,
        "end": 33.5
      }
    ]
  },
  {
    "id": "cat6_coin_2842",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2842.mp4",
    "duration": 53.9048,
    "question": "Describe the main events in the order they happen for cutting grapefruit.",
    "answer": [
      {
        "step": "remove the peel",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "slice the pulp",
        "start": 11.0,
        "end": 31.0
      },
      {
        "step": "cut both ends and remove fruit seeds",
        "start": 47.5,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_2854",
    "category": "Cat6",
    "video_path": "media/coin/videos/40W6R93OR1o.mp4",
    "duration": 134.884711,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "unscrew gun head",
        "start": 10.0,
        "end": 18.0
      },
      {
        "step": "pull out a lock lever at bottom of gun",
        "start": 21.0,
        "end": 25.0
      },
      {
        "step": "open the lid of new container",
        "start": 39.0,
        "end": 41.0
      },
      {
        "step": "put in a new grease container",
        "start": 46.0,
        "end": 50.0
      },
      {
        "step": "open the lid of new container",
        "start": 53.0,
        "end": 59.0
      },
      {
        "step": "screw gun head back",
        "start": 64.0,
        "end": 75.0
      },
      {
        "step": "try to press gun head, spray residual old grease",
        "start": 103.0,
        "end": 122.0
      }
    ]
  },
  {
    "id": "cat6_coin_2855",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2855.mp4",
    "duration": 36.34,
    "question": "What is the chronological sequence of events shown for loading a grease gun?",
    "answer": [
      {
        "step": "unscrew gun head",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "pull out a lock lever at bottom of gun",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "open the lid of new container",
        "start": 31.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2856",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2856.mp4",
    "duration": 54.14,
    "question": "In what order are the actions carried out for loading a grease gun?",
    "answer": [
      {
        "step": "put in a new grease container",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "open the lid of new container",
        "start": 12.0,
        "end": 15.0
      },
      {
        "step": "screw gun head back",
        "start": 22.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_2859",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2859.mp4",
    "duration": 39.0807,
    "question": "Enumerate the steps of this procedure in order: sowing",
    "answer": [
      {
        "step": "water and fertilize the seeds",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "sow on the soil",
        "start": 24.0,
        "end": 26.0
      },
      {
        "step": "apply a cover on the soil",
        "start": 30.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2860",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2860.mp4",
    "duration": 39.0807,
    "question": "Enumerate the steps of this procedure in order.",
    "answer": [
      {
        "step": "water and fertilize the seeds",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "sow on the soil",
        "start": 24.0,
        "end": 26.0
      },
      {
        "step": "apply a cover on the soil",
        "start": 30.0,
        "end": 33.0
      }
    ]
  },
  {
    "id": "cat6_coin_2868",
    "category": "Cat6",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "Identify each step in the demonstrated procedure of cutting a cantaloupe.",
    "answer": [
      {
        "step": "cut off the edge",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "peel",
        "start": 19.0,
        "end": 92.0
      },
      {
        "step": "cut in half",
        "start": 95.0,
        "end": 102.0
      },
      {
        "step": "dig out the seeds with spoon",
        "start": 107.0,
        "end": 133.0
      }
    ]
  },
  {
    "id": "cat6_coin_2869",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2869.mp4",
    "duration": 104.0373,
    "question": "Recount the steps taken to accomplish this task of cutting a cantaloupe.",
    "answer": [
      {
        "step": "cut off the edge",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "peel",
        "start": 19.0,
        "end": 92.0
      },
      {
        "step": "cut in half",
        "start": 95.0,
        "end": 102.0
      }
    ]
  },
  {
    "id": "cat6_coin_2875",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2875.mp4",
    "duration": 38.5723,
    "question": "Describe what happens step by step in this video of replacing a laptop screen.",
    "answer": [
      {
        "step": "pull out the screen connector and remove the screen",
        "start": 2.0,
        "end": 13.5
      },
      {
        "step": "install the new screen",
        "start": 28.0,
        "end": 32.0
      }
    ]
  },
  {
    "id": "cat6_coin_2881",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2881.mp4",
    "duration": 130.9121,
    "question": "What operations are performed, in chronological order, for cutting and transplanting?",
    "answer": [
      {
        "step": "take out the plant",
        "start": 57.0,
        "end": 61.0
      },
      {
        "step": "put in the plant",
        "start": 82.5,
        "end": 85.5
      },
      {
        "step": "fill with some soil",
        "start": 99.5,
        "end": 128.0
      }
    ]
  },
  {
    "id": "cat6_coin_2882",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2882.mp4",
    "duration": 101.9164,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "take out the plant",
        "start": 57.0,
        "end": 61.0
      },
      {
        "step": "put in the plant",
        "start": 82.5,
        "end": 85.5
      }
    ]
  },
  {
    "id": "cat6_coin_2884",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2884.mp4",
    "duration": 46.1293,
    "question": "How is this task performed? List the steps for refilling a cartridge.",
    "answer": [
      {
        "step": "take out the label",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "inject the ink to the cartridge",
        "start": 23.0,
        "end": 32.0
      },
      {
        "step": "stick on the label",
        "start": 33.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_2885",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2885.mp4",
    "duration": 46.1293,
    "question": "Describe the main events in the order they happen for refilling a cartridge.",
    "answer": [
      {
        "step": "take out the label",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "inject the ink to the cartridge",
        "start": 23.0,
        "end": 32.0
      },
      {
        "step": "stick on the label",
        "start": 33.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_2888",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2888.mp4",
    "duration": 83.3606,
    "question": "What steps are involved in this procedure of changing a car tire?",
    "answer": [
      {
        "step": "jack up the car",
        "start": 5.0,
        "end": 13.0
      },
      {
        "step": "unscrew the screw",
        "start": 31.0,
        "end": 40.0
      },
      {
        "step": "jack up the car",
        "start": 41.0,
        "end": 45.0
      },
      {
        "step": "remove the tire",
        "start": 49.0,
        "end": 51.0
      },
      {
        "step": "put on the tire",
        "start": 53.0,
        "end": 63.0
      },
      {
        "step": "jack up the car",
        "start": 62.0,
        "end": 64.0
      },
      {
        "step": "tighten screws",
        "start": 70.0,
        "end": 78.0
      }
    ]
  },
  {
    "id": "cat6_coin_2889",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2889.mp4",
    "duration": 50.3609,
    "question": "Provide the ordered list of actions from this video for changing a car tire.",
    "answer": [
      {
        "step": "jack up the car",
        "start": 5.0,
        "end": 13.0
      },
      {
        "step": "unscrew the screw",
        "start": 31.0,
        "end": 40.0
      },
      {
        "step": "jack up the car",
        "start": 41.0,
        "end": 45.0
      }
    ]
  },
  {
    "id": "cat6_coin_2890",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2890.mp4",
    "duration": 31.6646,
    "question": "Identify each step in the demonstrated procedure of changing a car tire.",
    "answer": [
      {
        "step": "remove the tire",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "put on the tire",
        "start": 9.0,
        "end": 19.0
      },
      {
        "step": "jack up the car",
        "start": 18.0,
        "end": 25.0
      }
    ]
  },
  {
    "id": "cat6_coin_2891",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2891.mp4",
    "duration": 31.1823,
    "question": "What do you see happening in order in this clip of using a rice cooker to cook rice?",
    "answer": [
      {
        "step": "put the washed rice into the rice cooker",
        "start": 1.0,
        "end": 5.0
      },
      {
        "step": "cook the rice by rice cooker",
        "start": 19.5,
        "end": 28.5
      }
    ]
  },
  {
    "id": "cat6_coin_2897",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2897.mp4",
    "duration": 56.1227,
    "question": "Describe the process shown in this video, step by step for cleaning a laptop keyboard.",
    "answer": [
      {
        "step": "A hand removes a laptop battery.",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "pick up the button",
        "start": 47.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_2898",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2898.mp4",
    "duration": 109.98,
    "question": "List the key actions in the order they occur for wearing contact lenses.",
    "answer": [
      {
        "step": "wet and wash hands",
        "start": 3.0,
        "end": 8.0
      },
      {
        "step": "add some cleaner to clean and wet the lenses and take out the lenses",
        "start": 21.0,
        "end": 56.0
      },
      {
        "step": "wear the  contact lenses",
        "start": 90.0,
        "end": 96.0
      }
    ]
  },
  {
    "id": "cat6_coin_2899",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2899.mp4",
    "duration": 59.98,
    "question": "What does the person do in sequence for wearing contact lenses?",
    "answer": [
      {
        "step": "wet and wash hands",
        "start": 3.0,
        "end": 8.0
      },
      {
        "step": "add some cleaner to clean and wet the lenses and take out the lenses",
        "start": 21.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2913",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2913.mp4",
    "duration": 66.0763,
    "question": "Enumerate the steps of this procedure in order for preparing a canvas.",
    "answer": [
      {
        "step": "pour the gesso to the canvas",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "brush the gesso evenly",
        "start": 21.0,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_2914",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2914.mp4",
    "duration": 49.0593,
    "question": "What tasks are carried out, in what order for preparing a canvas?",
    "answer": [
      {
        "step": "pour the gesso to the canvas",
        "start": 2.0,
        "end": 4.0
      },
      {
        "step": "brush the gesso evenly",
        "start": 24.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_2915",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2915.mp4",
    "duration": 46.3823,
    "question": "Break down the main steps of attending an NBA skills challenge.",
    "answer": [
      {
        "step": "do the first layup",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "dribble in the field",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 11.0,
        "end": 15.0
      },
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 16.0,
        "end": 17.0
      },
      {
        "step": "shoot towards the basket",
        "start": 21.0,
        "end": 27.0
      },
      {
        "step": "dribble in the field",
        "start": 33.0,
        "end": 36.0
      },
      {
        "step": "dribble and lay up",
        "start": 37.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_2916",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2916.mp4",
    "duration": 19.3887,
    "question": "What are the individual steps of attending an NBA skills challenge?",
    "answer": [
      {
        "step": "do the first layup",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "dribble in the field",
        "start": 6.0,
        "end": 10.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 11.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_2917",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2917.mp4",
    "duration": 24.3783,
    "question": "What actions are performed in this video, in sequence for attending an NBA skills challenge?",
    "answer": [
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "shoot towards the basket",
        "start": 7.0,
        "end": 13.0
      },
      {
        "step": "dribble in the field",
        "start": 19.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_2918",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2918.mp4",
    "duration": 136.0359,
    "question": "List the actions being performed, from first to last, for cleaning a rusty pot.",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "pour salt and rust removal liquid",
        "start": 15.0,
        "end": 16.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 24.0,
        "end": 63.0
      },
      {
        "step": "rinse the pot",
        "start": 65.0,
        "end": 84.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 97.0,
        "end": 123.0
      },
      {
        "step": "rinse the pot",
        "start": 125.0,
        "end": 134.0
      }
    ]
  },
  {
    "id": "cat6_coin_2919",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2919.mp4",
    "duration": 65.065,
    "question": "What is the step-by-step procedure demonstrated here for cleaning a rusty pot?",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 13.0
      },
      {
        "step": "pour salt and rust removal liquid",
        "start": 15.0,
        "end": 16.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 24.0,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_2920",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2920.mp4",
    "duration": 77.3546,
    "question": "Trace the chain of actions from start to finish for cleaning a rusty pot.",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 21.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 34.0,
        "end": 60.0
      },
      {
        "step": "rinse the pot",
        "start": 62.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_2925",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2925.mp4",
    "duration": 77.7266,
    "question": "Describe the workflow shown in this video.",
    "answer": [
      {
        "step": "fit on the boards",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "cut the raw boards",
        "start": 28.0,
        "end": 33.0
      },
      {
        "step": "fit on the boards",
        "start": 34.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_2926",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2926.mp4",
    "duration": 77.7266,
    "question": "How is this task performed? List the steps for installing wood flooring.",
    "answer": [
      {
        "step": "fit on the boards",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "cut the raw boards",
        "start": 28.0,
        "end": 33.0
      },
      {
        "step": "fit on the boards",
        "start": 34.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_2927",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2927.mp4",
    "duration": 37.92,
    "question": "Tell me the main steps this person performs for washing dishes.",
    "answer": [
      {
        "step": "wipe the dish",
        "start": 4.0,
        "end": 6.0
      },
      {
        "step": "rinse the dish",
        "start": 31.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_2928",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2928.mp4",
    "duration": 70.0856,
    "question": "Outline the sequence of actions in this video for carving a pumpkin.",
    "answer": [
      {
        "step": "remove pumpkin pedicle",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 21.0,
        "end": 38.0
      },
      {
        "step": "carve along the outline",
        "start": 48.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_2929",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2929.mp4",
    "duration": 70.0856,
    "question": "Trace the chain of actions from start to finish for carving a pumpkin.",
    "answer": [
      {
        "step": "remove pumpkin pedicle",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "clean up the interior of thepumpkin",
        "start": 21.0,
        "end": 38.0
      },
      {
        "step": "carve along the outline",
        "start": 48.0,
        "end": 64.0
      }
    ]
  },
  {
    "id": "cat6_coin_2930",
    "category": "Cat6",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.508333,
    "question": "What is the action sequence depicted here for cutting and restoring a rope trick?",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 10.0,
        "end": 12.0
      },
      {
        "step": "knot the rope",
        "start": 13.0,
        "end": 52.0
      },
      {
        "step": "show the whole rope again",
        "start": 53.0,
        "end": 64.0
      },
      {
        "step": "knot the rope",
        "start": 65.0,
        "end": 83.0
      },
      {
        "step": "show the whole rope again",
        "start": 93.0,
        "end": 96.0
      },
      {
        "step": "knot the rope",
        "start": 103.0,
        "end": 114.0
      },
      {
        "step": "show the whole rope again",
        "start": 115.0,
        "end": 123.0
      },
      {
        "step": "knot the rope",
        "start": 124.0,
        "end": 148.0
      },
      {
        "step": "show the whole rope again",
        "start": 157.0,
        "end": 159.0
      }
    ]
  },
  {
    "id": "cat6_coin_2931",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2931.mp4",
    "duration": 60.979,
    "question": "What are the main steps of cutting and restoring a rope trick?",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 3.0,
        "end": 4.0
      },
      {
        "step": "knot the rope",
        "start": 5.0,
        "end": 44.0
      },
      {
        "step": "show the whole rope again",
        "start": 45.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_2932",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2932.mp4",
    "duration": 54.659,
    "question": "Describe what happens step by step in this video of cutting and restoring a rope trick.",
    "answer": [
      {
        "step": "knot the rope",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "show the whole rope again",
        "start": 32.0,
        "end": 35.0
      },
      {
        "step": "knot the rope",
        "start": 40.0,
        "end": 51.0
      }
    ]
  },
  {
    "id": "cat6_coin_2933",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2933.mp4",
    "duration": 54.92,
    "question": "What do you see happening in order in this clip of cutting and restoring a rope trick?",
    "answer": [
      {
        "step": "show the whole rope again",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "knot the rope",
        "start": 11.0,
        "end": 35.0
      },
      {
        "step": "show the whole rope again",
        "start": 44.0,
        "end": 47.0
      }
    ]
  },
  {
    "id": "cat6_coin_2936",
    "category": "Cat6",
    "video_path": "media/coin/videos/7rkeFFBXgss.mp4",
    "duration": 65.2,
    "question": "What is the chain of actions in this video for operating a fire extinguisher?",
    "answer": [
      {
        "step": "pull out the insurance ring",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "spray experimentally to check",
        "start": 33.0,
        "end": 35.0
      },
      {
        "step": "spray towards the fire",
        "start": 40.0,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_2937",
    "category": "Cat6",
    "video_path": "media/coin/videos/7rkeFFBXgss.mp4",
    "duration": 65.2,
    "question": "What tasks are carried out, in what order for operating a fire extinguisher?",
    "answer": [
      {
        "step": "pull out the insurance ring",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "spray experimentally to check",
        "start": 33.0,
        "end": 35.0
      },
      {
        "step": "spray towards the fire",
        "start": 40.0,
        "end": 63.0
      }
    ]
  },
  {
    "id": "cat6_coin_2948",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2948.mp4",
    "duration": 27.62,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "insert money into the vending machine",
        "start": 5.0,
        "end": 7.5
      },
      {
        "step": "press the corresponding button",
        "start": 14.0,
        "end": 15.0
      },
      {
        "step": "take out the goods",
        "start": 23.0,
        "end": 24.5
      }
    ]
  },
  {
    "id": "cat6_coin_2949",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2949.mp4",
    "duration": 27.62,
    "question": "What series of actions is shown here for using a vending machine?",
    "answer": [
      {
        "step": "insert money into the vending machine",
        "start": 5.0,
        "end": 7.5
      },
      {
        "step": "press the corresponding button",
        "start": 14.0,
        "end": 15.0
      },
      {
        "step": "take out the goods",
        "start": 23.0,
        "end": 24.5
      }
    ]
  },
  {
    "id": "cat6_coin_2957",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2957.mp4",
    "duration": 45.859,
    "question": "What procedure is being demonstrated? List each step for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "line up the protector and the cellphone",
        "start": 0.0,
        "end": 7.0
      },
      {
        "step": "remove the original protector",
        "start": 15.0,
        "end": 16.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "paste protector on the screen",
        "start": 23.0,
        "end": 28.0
      },
      {
        "step": "wipe the screen",
        "start": 29.0,
        "end": 32.0
      },
      {
        "step": "remove the original protector",
        "start": 32.8,
        "end": 34.0
      },
      {
        "step": "wipe the screen",
        "start": 36.0,
        "end": 42.0
      }
    ]
  },
  {
    "id": "cat6_coin_2958",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2958.mp4",
    "duration": 25.859,
    "question": "Enumerate the steps of this procedure in order for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "line up the protector and the cellphone",
        "start": 0.0,
        "end": 7.0
      },
      {
        "step": "remove the original protector",
        "start": 15.0,
        "end": 16.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 19.0,
        "end": 22.0
      }
    ]
  },
  {
    "id": "cat6_coin_2959",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2959.mp4",
    "duration": 17.379,
    "question": "Identify and list the procedural steps shown for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "paste protector on the screen",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "wipe the screen",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "remove the original protector",
        "start": 11.8,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_2962",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2962.mp4",
    "duration": 90.3929,
    "question": "Identify the main actions and their order for performing a vanishing glass trick.",
    "answer": [
      {
        "step": "show the glass to the audience",
        "start": 7.5,
        "end": 9.5
      },
      {
        "step": "block out the glass",
        "start": 13.5,
        "end": 36.5
      },
      {
        "step": "show the vanished glass",
        "start": 37.0,
        "end": 40.5
      },
      {
        "step": "Text appears on a black screen",
        "start": 45.5,
        "end": 49.0
      },
      {
        "step": "block out the glass",
        "start": 57.5,
        "end": 61.5
      },
      {
        "step": "show the vanished glass",
        "start": 75.0,
        "end": 83.5
      }
    ]
  },
  {
    "id": "cat6_coin_2963",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2963.mp4",
    "duration": 47.4167,
    "question": "What does the person do in sequence for performing a vanishing glass trick?",
    "answer": [
      {
        "step": "show the glass to the audience",
        "start": 7.5,
        "end": 9.5
      },
      {
        "step": "block out the glass",
        "start": 13.5,
        "end": 36.5
      },
      {
        "step": "show the vanished glass",
        "start": 37.0,
        "end": 40.5
      }
    ]
  },
  {
    "id": "cat6_coin_2964",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2964.mp4",
    "duration": 37.3813,
    "question": "Identify each step in the demonstrated procedure of performing a vanishing glass trick.",
    "answer": [
      {
        "step": "show the glass to the audience",
        "start": 2.0,
        "end": 5.5
      },
      {
        "step": "block out the glass",
        "start": 6.0,
        "end": 31.0
      },
      {
        "step": "show the vanished glass",
        "start": 31.5,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_2967",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2967.mp4",
    "duration": 98.0723,
    "question": "Describe the main stages of this activity.",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "lighten the lighter to check",
        "start": 13.8,
        "end": 16.0
      },
      {
        "step": "pump up the fuel",
        "start": 57.0,
        "end": 95.0
      }
    ]
  },
  {
    "id": "cat6_coin_2968",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2968.mp4",
    "duration": 65.0723,
    "question": "Outline the sequence of actions in this video for refilling a lighter.",
    "answer": [
      {
        "step": "press the fuel nozzle",
        "start": 2.0,
        "end": 9.0
      },
      {
        "step": "lighten the lighter to check",
        "start": 13.8,
        "end": 16.0
      },
      {
        "step": "pump up the fuel",
        "start": 57.0,
        "end": 62.0
      }
    ]
  },
  {
    "id": "cat6_coin_2971",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2971.mp4",
    "duration": 84.852,
    "question": "Trace the chain of actions from start to finish for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 10.0,
        "end": 18.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 54.0,
        "end": 57.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 72.0,
        "end": 79.0
      }
    ]
  },
  {
    "id": "cat6_coin_2972",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2972.mp4",
    "duration": 84.852,
    "question": "What do you see happening in order in this clip of replacing a SIM card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 10.0,
        "end": 18.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 54.0,
        "end": 57.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 72.0,
        "end": 79.0
      }
    ]
  },
  {
    "id": "cat6_coin_2974",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2974.mp4",
    "duration": 159.7632,
    "question": "Provide the ordered list of actions from this video for planting a tree.",
    "answer": [
      {
        "step": "dig a pit with proper size",
        "start": 2.0,
        "end": 9.5
      },
      {
        "step": "fill the tree into the pit",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "dig a pit with proper size",
        "start": 51.5,
        "end": 60.0
      },
      {
        "step": "fill the tree into the pit",
        "start": 69.5,
        "end": 73.5
      },
      {
        "step": "fill the pit with some soil",
        "start": 74.0,
        "end": 151.5
      },
      {
        "step": "pour water to the tree",
        "start": 152.0,
        "end": 156.5
      }
    ]
  },
  {
    "id": "cat6_coin_2975",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2975.mp4",
    "duration": 62.2325,
    "question": "Describe the workflow shown in this video for planting a tree.",
    "answer": [
      {
        "step": "dig a pit with proper size",
        "start": 2.0,
        "end": 9.5
      },
      {
        "step": "fill the tree into the pit",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "dig a pit with proper size",
        "start": 51.5,
        "end": 60.0
      }
    ]
  },
  {
    "id": "cat6_coin_2976",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2976.mp4",
    "duration": 58.1991,
    "question": "What sequence of actions makes up this task of planting a tree?",
    "answer": [
      {
        "step": "fill the tree into the pit",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "fill the pit with some soil",
        "start": 8.5,
        "end": 53.5
      }
    ]
  },
  {
    "id": "cat6_coin_2977",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2977.mp4",
    "duration": 36.9839,
    "question": "What series of actions is shown here for planting a tree?",
    "answer": [
      {
        "step": "fill the pit with some soil",
        "start": 2.0,
        "end": 29.5
      },
      {
        "step": "pour water to the tree",
        "start": 30.0,
        "end": 34.5
      }
    ]
  },
  {
    "id": "cat6_coin_2980",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2980.mp4",
    "duration": 86.0289,
    "question": "List the procedural stages of what is shown for the task of pasting a screen protector on a pad.",
    "answer": [
      {
        "step": "paste protector on the screen",
        "start": 2.0,
        "end": 47.0
      },
      {
        "step": "wipe screen",
        "start": 77.5,
        "end": 81.0
      }
    ]
  },
  {
    "id": "cat6_coin_2981",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2981.mp4",
    "duration": 69.0039,
    "question": "Describe the main events in the order they happen for installing a license plate frame.",
    "answer": [
      {
        "step": "place license plate cover",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "screw and fix the cover",
        "start": 13.0,
        "end": 30.0
      },
      {
        "step": "Adjusting a level on a car's bumper",
        "start": 40.0,
        "end": 43.0
      },
      {
        "step": "screw and fix the cover",
        "start": 52.0,
        "end": 62.0
      }
    ]
  },
  {
    "id": "cat6_coin_2982",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2982.mp4",
    "duration": 49.9849,
    "question": "Give the step-by-step breakdown of what happens in installing a license plate frame.",
    "answer": [
      {
        "step": "place license plate cover",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "screw and fix the cover",
        "start": 13.0,
        "end": 30.0
      },
      {
        "step": "Adjusting a level on a car's bumper",
        "start": 40.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_2983",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2983.mp4",
    "duration": 156.539,
    "question": "Outline the key actions in their correct sequence for giving an intramuscular injection.",
    "answer": [
      {
        "step": "fill the injection head",
        "start": 2.0,
        "end": 34.0
      },
      {
        "step": "inject to the muscular",
        "start": 89.0,
        "end": 126.0
      },
      {
        "step": "pull out the needle and press",
        "start": 127.0,
        "end": 153.0
      }
    ]
  },
  {
    "id": "cat6_coin_2984",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2984.mp4",
    "duration": 156.539,
    "question": "In what order are the actions carried out for giving an intramuscular injection?",
    "answer": [
      {
        "step": "fill the injection head",
        "start": 2.0,
        "end": 34.0
      },
      {
        "step": "inject to the muscular",
        "start": 89.0,
        "end": 126.0
      },
      {
        "step": "pull out the needle and press",
        "start": 127.0,
        "end": 153.0
      }
    ]
  },
  {
    "id": "cat6_coin_2992",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2992.mp4",
    "duration": 97.8193,
    "question": "Describe what happens step by step in this video.",
    "answer": [
      {
        "step": "cover with some soil",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "sow on the soil",
        "start": 28.0,
        "end": 32.0
      },
      {
        "step": "cover with some soil",
        "start": 33.0,
        "end": 39.0
      },
      {
        "step": "water and fertilize the seeds",
        "start": 40.0,
        "end": 49.0
      },
      {
        "step": "apply a cover on the soil",
        "start": 60.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_2993",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2993.mp4",
    "duration": 42.806,
    "question": "What steps are involved in this procedure?",
    "answer": [
      {
        "step": "cover with some soil",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "sow on the soil",
        "start": 28.0,
        "end": 32.0
      },
      {
        "step": "cover with some soil",
        "start": 33.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_2994",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2994.mp4",
    "duration": 59.001,
    "question": "What are the phases of this activity?",
    "answer": [
      {
        "step": "show the blank paper",
        "start": 0.0,
        "end": 11.0
      },
      {
        "step": "fold or fire the blank paper",
        "start": 20.0,
        "end": 24.0
      },
      {
        "step": "show the money to the audience",
        "start": 32.0,
        "end": 36.0
      },
      {
        "step": "fold or fire the blank paper",
        "start": 36.0,
        "end": 38.0
      },
      {
        "step": "show the money to the audience",
        "start": 44.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_2995",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2995.mp4",
    "duration": 38.001,
    "question": "Map out the step-by-step process in this video for performing a paper to money trick.",
    "answer": [
      {
        "step": "show the blank paper",
        "start": 0.0,
        "end": 11.0
      },
      {
        "step": "fold or fire the blank paper",
        "start": 20.0,
        "end": 24.0
      },
      {
        "step": "show the money to the audience",
        "start": 32.0,
        "end": 36.0
      }
    ]
  },
  {
    "id": "cat6_coin_2998",
    "category": "Cat6",
    "video_path": "media/coin/videos/BXxoDbFOBXA.mp4",
    "duration": 164.048978,
    "question": "Describe the workflow shown in this video of cleaning a rusty pot.",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 13.0,
        "end": 17.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 18.0,
        "end": 79.0
      },
      {
        "step": "pour salt and rust removal liquid",
        "start": 82.0,
        "end": 85.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 89.0,
        "end": 97.0
      },
      {
        "step": "add some oil to the pot",
        "start": 126.0,
        "end": 128.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 129.0,
        "end": 160.0
      }
    ]
  },
  {
    "id": "cat6_coin_2999",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_2999.mp4",
    "duration": 70.4063,
    "question": "List the procedural stages of what is shown in cleaning a rusty pot.",
    "answer": [
      {
        "step": "rinse the pot",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 7.0,
        "end": 68.0
      }
    ]
  },
  {
    "id": "cat6_coin_3000",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3000.mp4",
    "duration": 52.723,
    "question": "List the actions being performed, from first to last, for cleaning a rusty pot.",
    "answer": [
      {
        "step": "pour salt and rust removal liquid",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "rub back and forth with potatoes or rust remover",
        "start": 11.0,
        "end": 15.0
      },
      {
        "step": "add some oil to the pot",
        "start": 47.0,
        "end": 49.0
      }
    ]
  },
  {
    "id": "cat6_coin_3013",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3013.mp4",
    "duration": 67.82,
    "question": "What does the person do in sequence for cutting and installing a shower head?",
    "answer": [
      {
        "step": "wrap the pipe band",
        "start": 10.0,
        "end": 17.0
      },
      {
        "step": "install the new shower head",
        "start": 50.0,
        "end": 65.0
      }
    ]
  },
  {
    "id": "cat6_coin_3016",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3016.mp4",
    "duration": 75.6315,
    "question": "List the procedural stages of what is shown for making salad.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 17.0,
        "end": 50.0
      },
      {
        "step": "stir the ingredients",
        "start": 55.0,
        "end": 69.0
      }
    ]
  },
  {
    "id": "cat6_coin_3017",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3017.mp4",
    "duration": 56.6542,
    "question": "Map out the step-by-step process in this video for making a salad.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 15.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 17.0,
        "end": 50.0
      }
    ]
  },
  {
    "id": "cat6_coin_3029",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3029.mp4",
    "duration": 171.2617,
    "question": "Recount the steps taken to accomplish this task: play curling",
    "answer": [
      {
        "step": "push curling",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "brush ice floor",
        "start": 13.0,
        "end": 27.0
      },
      {
        "step": "push curling",
        "start": 41.0,
        "end": 42.0
      },
      {
        "step": "brush ice floor",
        "start": 82.0,
        "end": 90.0
      },
      {
        "step": "push curling",
        "start": 104.0,
        "end": 161.0
      },
      {
        "step": "brush ice floor",
        "start": 164.0,
        "end": 167.0
      }
    ]
  },
  {
    "id": "cat6_coin_3030",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3030.mp4",
    "duration": 31.2468,
    "question": "How is this task performed? List the steps for playing curling.",
    "answer": [
      {
        "step": "push curling",
        "start": 2.0,
        "end": 11.0
      },
      {
        "step": "brush ice floor",
        "start": 13.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat6_coin_3031",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3031.mp4",
    "duration": 74.0059,
    "question": "What actions are performed in this video, in sequence for playing curling?",
    "answer": [
      {
        "step": "push curling",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "brush ice floor",
        "start": 41.0,
        "end": 51.0
      },
      {
        "step": "push curling",
        "start": 65.0,
        "end": 71.0
      }
    ]
  },
  {
    "id": "cat6_coin_3032",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3032.mp4",
    "duration": 124.7402,
    "question": "What is the chronological sequence of events shown for the task tying a boat to a dock?",
    "answer": [
      {
        "step": "circle the rope under the bolt",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 19.0,
        "end": 23.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 29.0,
        "end": 30.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 31.0,
        "end": 65.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 102.0,
        "end": 104.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 105.0,
        "end": 118.0
      }
    ]
  },
  {
    "id": "cat6_coin_3033",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3033.mp4",
    "duration": 36.719,
    "question": "What actions are performed in this video, in sequence for tying a boat to a dock?",
    "answer": [
      {
        "step": "circle the rope under the bolt",
        "start": 2.0,
        "end": 14.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 19.0,
        "end": 23.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 29.0,
        "end": 30.0
      }
    ]
  },
  {
    "id": "cat6_coin_3034",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3034.mp4",
    "duration": 92.7002,
    "question": "What series of actions is shown here for tying a boat to a dock?",
    "answer": [
      {
        "step": "cross the rope to wrap the bolt",
        "start": 2.0,
        "end": 36.0
      },
      {
        "step": "circle the rope under the bolt",
        "start": 73.0,
        "end": 75.0
      },
      {
        "step": "cross the rope to wrap the bolt",
        "start": 76.0,
        "end": 89.0
      }
    ]
  },
  {
    "id": "cat6_coin_3037",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3037.mp4",
    "duration": 48.099,
    "question": "What tasks are carried out, in what order for cutting a sim card?",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 31.0,
        "end": 34.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 41.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_3038",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3038.mp4",
    "duration": 48.099,
    "question": "List the actions being performed, from first to last, for replacing a SIM card.",
    "answer": [
      {
        "step": "use the needle to open the SIM card slot",
        "start": 2.0,
        "end": 24.0
      },
      {
        "step": "put the SIM card into the SIM card slot",
        "start": 31.0,
        "end": 34.0
      },
      {
        "step": "press the SIM card slot back",
        "start": 41.0,
        "end": 43.0
      }
    ]
  },
  {
    "id": "cat6_coin_3045",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3045.mp4",
    "duration": 148.2117,
    "question": "Outline the sequence of actions in this video for wrapping a gift box.",
    "answer": [
      {
        "step": "decorate the wrapped gift",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "cut the packing paper",
        "start": 24.0,
        "end": 56.0
      },
      {
        "step": "decorate the wrapped gift",
        "start": 86.0,
        "end": 146.0
      }
    ]
  },
  {
    "id": "cat6_coin_3046",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3046.mp4",
    "duration": 123.2117,
    "question": "What does the person do in sequence for wrapping a gift box?",
    "answer": [
      {
        "step": "decorate the wrapped gift",
        "start": 2.0,
        "end": 10.0
      },
      {
        "step": "cut the packing paper",
        "start": 24.0,
        "end": 56.0
      },
      {
        "step": "decorate the wrapped gift",
        "start": 86.0,
        "end": 121.0
      }
    ]
  },
  {
    "id": "cat6_coin_3047",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3047.mp4",
    "duration": 38.48,
    "question": "What are the individual steps of this process?",
    "answer": [
      {
        "step": "put the ingredients into the can",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "close cans",
        "start": 28.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_3048",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3048.mp4",
    "duration": 38.48,
    "question": "What is the chain of actions in this video for making pickles?",
    "answer": [
      {
        "step": "put the ingredients into the can",
        "start": 7.0,
        "end": 12.0
      },
      {
        "step": "close cans",
        "start": 28.0,
        "end": 34.0
      }
    ]
  },
  {
    "id": "cat6_coin_3049",
    "category": "Cat6",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "What steps does the person take to complete this task of attending an NBA skills challenge?",
    "answer": [
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 0.0,
        "end": 6.0
      },
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "shoot towards the basket",
        "start": 11.0,
        "end": 14.0
      },
      {
        "step": "dribble in the field",
        "start": 19.0,
        "end": 22.0
      },
      {
        "step": "dribble and lay up",
        "start": 23.0,
        "end": 25.0
      },
      {
        "step": "do the first layup",
        "start": 28.0,
        "end": 30.0
      },
      {
        "step": "dribble in the field",
        "start": 31.0,
        "end": 36.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 37.0,
        "end": 40.0
      },
      {
        "step": "shoot towards the basket",
        "start": 41.0,
        "end": 44.0
      },
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 45.0,
        "end": 48.0
      },
      {
        "step": "dribble in the field",
        "start": 49.0,
        "end": 52.0
      },
      {
        "step": "dribble and lay up",
        "start": 53.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_3050",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3050.mp4",
    "duration": 16.0345,
    "question": "List the stages of this activity chronologically for attending an NBA skills challenge.",
    "answer": [
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 0.0,
        "end": 6.0
      },
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 9.0,
        "end": 10.0
      },
      {
        "step": "shoot towards the basket",
        "start": 11.0,
        "end": 14.0
      }
    ]
  },
  {
    "id": "cat6_coin_3051",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3051.mp4",
    "duration": 17.2194,
    "question": "Give the step-by-step breakdown of what happens in attending an NBA skills challenge.",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "dribble and lay up",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "do the first layup",
        "start": 9.0,
        "end": 11.0
      }
    ]
  },
  {
    "id": "cat6_coin_3052",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3052.mp4",
    "duration": 21.8156,
    "question": "Identify each step in the demonstrated procedure of attending an NBA skills challenge.",
    "answer": [
      {
        "step": "dribble in the field",
        "start": 6.0,
        "end": 7.0
      },
      {
        "step": "pass the basketball into the hole at the first time",
        "start": 8.0,
        "end": 11.0
      },
      {
        "step": "shoot towards the basket",
        "start": 12.0,
        "end": 15.0
      }
    ]
  },
  {
    "id": "cat6_coin_3053",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3053.mp4",
    "duration": 18.4193,
    "question": "Break down the main steps of this task.",
    "answer": [
      {
        "step": "pass the basketball into the hole at the second time",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "dribble in the field",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "dribble and lay up",
        "start": 10.0,
        "end": 12.0
      }
    ]
  },
  {
    "id": "cat6_coin_3056",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3056.mp4",
    "duration": 145.752,
    "question": "What are the individual steps of this process of replacing a mobile screen protector?",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 2.0,
        "end": 70.0
      },
      {
        "step": "remove the original protector",
        "start": 75.0,
        "end": 80.0
      },
      {
        "step": "line up the protector and the cellphone",
        "start": 85.0,
        "end": 89.0
      },
      {
        "step": "paste protector on the screen",
        "start": 90.0,
        "end": 91.0
      },
      {
        "step": "wipe the screen",
        "start": 119.0,
        "end": 139.0
      }
    ]
  },
  {
    "id": "cat6_coin_3057",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3057.mp4",
    "duration": 86.752,
    "question": "How is this task performed? List the steps for replacing a mobile screen protector.",
    "answer": [
      {
        "step": "wipe the screen",
        "start": 2.0,
        "end": 70.0
      },
      {
        "step": "remove the original protector",
        "start": 75.0,
        "end": 80.0
      }
    ]
  },
  {
    "id": "cat6_coin_3058",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3058.mp4",
    "duration": 60.4117,
    "question": "Break this video down into its component actions of replacing a mobile screen protector.",
    "answer": [
      {
        "step": "line up the protector and the cellphone",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "paste protector on the screen",
        "start": 5.0,
        "end": 9.0
      },
      {
        "step": "wipe the screen",
        "start": 36.0,
        "end": 56.0
      }
    ]
  },
  {
    "id": "cat6_coin_3078",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3078.mp4",
    "duration": 37.7483,
    "question": "What do you see happening in order in this clip of removing crayon from walls?",
    "answer": [
      {
        "step": "apply cleaning agent",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "wipe wall with detergent",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "apply cleaning agent",
        "start": 12.0,
        "end": 13.0
      },
      {
        "step": "wipe wall with detergent",
        "start": 13.0,
        "end": 14.0
      },
      {
        "step": "apply cleaning agent",
        "start": 26.0,
        "end": 28.0
      },
      {
        "step": "wipe wall with detergent",
        "start": 30.0,
        "end": 31.0
      },
      {
        "step": "apply cleaning agent",
        "start": 33.0,
        "end": 35.0
      }
    ]
  },
  {
    "id": "cat6_coin_3079",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3079.mp4",
    "duration": 15.7597,
    "question": "List the stages of this activity chronologically for removing crayon from walls.",
    "answer": [
      {
        "step": "apply cleaning agent",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "wipe wall with detergent",
        "start": 4.0,
        "end": 7.0
      },
      {
        "step": "apply cleaning agent",
        "start": 12.0,
        "end": 13.0
      }
    ]
  },
  {
    "id": "cat6_coin_3080",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3080.mp4",
    "duration": 23.063,
    "question": "What procedure is being demonstrated? List each step for removing crayon from walls.",
    "answer": [
      {
        "step": "wipe wall with detergent",
        "start": 2.0,
        "end": 3.0
      },
      {
        "step": "apply cleaning agent",
        "start": 14.0,
        "end": 15.0
      },
      {
        "step": "wipe wall with detergent",
        "start": 17.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_3088",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3088.mp4",
    "duration": 149.019,
    "question": "Describe the process shown in this video, step by step, for giving an intramuscular injection.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "fill the injection head",
        "start": 20.0,
        "end": 25.0
      },
      {
        "step": "inject to the muscular",
        "start": 35.0,
        "end": 137.0
      },
      {
        "step": "pull out the needle and press",
        "start": 138.0,
        "end": 144.0
      }
    ]
  },
  {
    "id": "cat6_coin_3089",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3089.mp4",
    "duration": 142.019,
    "question": "Tell me the main steps this person performs for giving an intramuscular injection.",
    "answer": [
      {
        "step": "disinfect the injecting place",
        "start": 6.0,
        "end": 9.0
      },
      {
        "step": "fill the injection head",
        "start": 20.0,
        "end": 25.0
      },
      {
        "step": "inject to the muscular",
        "start": 35.0,
        "end": 137.0
      }
    ]
  },
  {
    "id": "cat6_coin_3094",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3094.mp4",
    "duration": 104.2207,
    "question": "Outline the key actions in their correct sequence for washing hair.",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 13.0,
        "end": 22.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 23.0,
        "end": 65.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 75.0,
        "end": 79.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 80.0,
        "end": 100.0
      }
    ]
  },
  {
    "id": "cat6_coin_3095",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3095.mp4",
    "duration": 43.2207,
    "question": "What procedure is being demonstrated? List each step for washing hair.",
    "answer": [
      {
        "step": "wet and wash the hair",
        "start": 2.0,
        "end": 8.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 13.0,
        "end": 22.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 23.0,
        "end": 39.0
      }
    ]
  },
  {
    "id": "cat6_coin_3096",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3096.mp4",
    "duration": 58.56,
    "question": "What steps are involved in this procedure of washing hair?",
    "answer": [
      {
        "step": "scratch the hair carefully",
        "start": 2.0,
        "end": 20.0
      },
      {
        "step": "apply the shampoo or hair conditioner",
        "start": 30.0,
        "end": 34.0
      },
      {
        "step": "scratch the hair carefully",
        "start": 35.0,
        "end": 55.0
      }
    ]
  },
  {
    "id": "cat6_coin_3099",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3099.mp4",
    "duration": 101.34,
    "question": "What do you see happening in order in this clip for making a salad?",
    "answer": [
      {
        "step": "stir the ingredients",
        "start": 2.0,
        "end": 36.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 36.0,
        "end": 75.0
      },
      {
        "step": "stir the ingredients",
        "start": 74.0,
        "end": 85.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 91.0,
        "end": 95.0
      }
    ]
  },
  {
    "id": "cat6_coin_3100",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3100.mp4",
    "duration": 89.34,
    "question": "What is the step-by-step procedure demonstrated here for making salad?",
    "answer": [
      {
        "step": "stir the ingredients",
        "start": 2.0,
        "end": 36.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 36.0,
        "end": 75.0
      },
      {
        "step": "stir the ingredients",
        "start": 74.0,
        "end": 85.0
      }
    ]
  },
  {
    "id": "cat6_coin_3101",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3101.mp4",
    "duration": 10.3543,
    "question": "What is the chain of actions in this video for using an epinephrine auto-injector?",
    "answer": [
      {
        "step": "unplug protection head",
        "start": 2.0,
        "end": 6.5
      },
      {
        "step": "plunge into thigh",
        "start": 7.0,
        "end": 8.0
      }
    ]
  },
  {
    "id": "cat6_coin_3108",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3108.mp4",
    "duration": 40.691,
    "question": "Provide the ordered list of actions from this video for cleaning a hamster cage.",
    "answer": [
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 19.0,
        "end": 23.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 29.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_3109",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3109.mp4",
    "duration": 40.691,
    "question": "What are the main steps of cleaning a hamster cage?",
    "answer": [
      {
        "step": "remove the toy and paper bed from the hamster cage",
        "start": 2.0,
        "end": 18.0
      },
      {
        "step": "clean toys and hamster cages",
        "start": 19.0,
        "end": 23.0
      },
      {
        "step": "move the toy and paper bed into the hamster cage",
        "start": 29.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_3115",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3115.mp4",
    "duration": 76.139,
    "question": "What are the main steps of replacing a hard disk?",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 11.0,
        "end": 16.0
      },
      {
        "step": "remove the old hard disk",
        "start": 27.0,
        "end": 30.0
      },
      {
        "step": "install the new hard disk",
        "start": 41.0,
        "end": 50.0
      },
      {
        "step": "install the laptop rear cover",
        "start": 55.0,
        "end": 72.0
      }
    ]
  },
  {
    "id": "cat6_coin_3116",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3116.mp4",
    "duration": 25.139,
    "question": "Describe what happens step by step in this video of replacing a hard disk.",
    "answer": [
      {
        "step": "open the laptop rear cover",
        "start": 11.0,
        "end": 16.0
      },
      {
        "step": "remove the old hard disk",
        "start": 18.0,
        "end": 21.0
      }
    ]
  },
  {
    "id": "cat6_coin_3117",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3117.mp4",
    "duration": 33.659,
    "question": "What is the action sequence depicted here for replacing a hard disk?",
    "answer": [
      {
        "step": "remove the old hard disk",
        "start": 6.0,
        "end": 8.0
      },
      {
        "step": "install the new hard disk",
        "start": 21.0,
        "end": 28.0
      }
    ]
  },
  {
    "id": "cat6_coin_3120",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3120.mp4",
    "duration": 81.0446,
    "question": "List each distinct action in the order it appears in making a salad.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 2.0,
        "end": 6.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 7.0,
        "end": 55.0
      },
      {
        "step": "cut ingredients",
        "start": 67.0,
        "end": 75.0
      }
    ]
  },
  {
    "id": "cat6_coin_3121",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3121.mp4",
    "duration": 24.3223,
    "question": "List the key actions in the order they occur for making a salad.",
    "answer": [
      {
        "step": "put the ingredients into the bowl",
        "start": 4.0,
        "end": 5.0
      },
      {
        "step": "cut ingredients",
        "start": 5.0,
        "end": 6.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 16.0,
        "end": 18.0
      }
    ]
  },
  {
    "id": "cat6_coin_3122",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3122.mp4",
    "duration": 44.2965,
    "question": "Recount the steps taken to accomplish this task of making a salad.",
    "answer": [
      {
        "step": "cut ingredients",
        "start": 0.0,
        "end": 1.0
      },
      {
        "step": "put the ingredients into the bowl",
        "start": 5.0,
        "end": 30.0
      },
      {
        "step": "stir the ingredients",
        "start": 36.0,
        "end": 38.0
      }
    ]
  },
  {
    "id": "cat6_coin_3136",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3136.mp4",
    "duration": 115.6181,
    "question": "Describe what happens step by step in this video.",
    "answer": [
      {
        "step": "cut the bread",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "put the filler on the bread slice",
        "start": 9.0,
        "end": 100.0
      },
      {
        "step": "cut into small pieces",
        "start": 103.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_3137",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3137.mp4",
    "duration": 115.6181,
    "question": "Identify each step in the demonstrated procedure of making a sandwich.",
    "answer": [
      {
        "step": "cut the bread",
        "start": 2.0,
        "end": 7.0
      },
      {
        "step": "put the filler on the bread slice",
        "start": 9.0,
        "end": 100.0
      },
      {
        "step": "cut into small pieces",
        "start": 103.0,
        "end": 106.0
      }
    ]
  },
  {
    "id": "cat6_coin_3138",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3138.mp4",
    "duration": 61.728,
    "question": "What is the step-by-step procedure demonstrated here for changing a toner cartridge?",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 46.0,
        "end": 57.0
      },
      {
        "step": "close the front door or cover of the printer",
        "start": 58.0,
        "end": 59.0
      }
    ]
  },
  {
    "id": "cat6_coin_3139",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3139.mp4",
    "duration": 59.726,
    "question": "Outline the key actions in their correct sequence for changing a toner cartridge.",
    "answer": [
      {
        "step": "open the front door or cover of the printer",
        "start": 2.0,
        "end": 5.0
      },
      {
        "step": "take out the toner cartridge",
        "start": 10.0,
        "end": 13.0
      },
      {
        "step": "insert a new toner cartridge",
        "start": 46.0,
        "end": 57.0
      }
    ]
  },
  {
    "id": "cat6_coin_3142",
    "category": "Cat6",
    "video_path": "media/coin/videos/-eOejcZF7DE.mp4",
    "duration": 60.0,
    "question": "Describe the sequence of actions shown in this video for removing blackheads with glue.",
    "answer": [
      {
        "step": "pour some glue to the face",
        "start": 10.7,
        "end": 12.8
      },
      {
        "step": "wipe the glue to a layer",
        "start": 29.0,
        "end": 42.0
      },
      {
        "step": "reveal the glue from the face",
        "start": 47.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_3143",
    "category": "Cat6",
    "video_path": "media/coin/videos/-eOejcZF7DE.mp4",
    "duration": 60.0,
    "question": "List the procedural stages of what is shown in removing blackheads with glue.",
    "answer": [
      {
        "step": "pour some glue to the face",
        "start": 10.7,
        "end": 12.8
      },
      {
        "step": "wipe the glue to a layer",
        "start": 29.0,
        "end": 42.0
      },
      {
        "step": "reveal the glue from the face",
        "start": 47.0,
        "end": 54.0
      }
    ]
  },
  {
    "id": "cat6_coin_3148",
    "category": "Cat6",
    "video_path": "media/benchmark/cat6_videos/cat6_coin_3148.mp4",
    "duration": 31.799,
    "question": "Trace the chain of actions from start to finish for making a cocktail.",
    "answer": [
      {
        "step": "pour into the ingredients",
        "start": 5.0,
        "end": 16.0
      },
      {
        "step": "stir the mixture",
        "start": 23.0,
        "end": 27.0
      }
    ]
  },
  {
    "id": "cat7_coin_0715",
    "category": "Cat7",
    "video_path": "media/coin/videos/IY19RWVNqOE.mp4",
    "duration": 132.7717,
    "question": "What happens next after threading meat onto a skewer?",
    "answer": {
      "anchor_start": 88.0,
      "anchor_end": 91.0,
      "relation": "after",
      "target_start": 92.0,
      "target_end": 95.0,
      "answer": "After threading meat onto a skewer, the scene shows a wooden cutting board with chopped mushrooms, onions, and green bell peppers, as the person's hand picks up a mushroom."
    }
  },
  {
    "id": "cat7_perception_test_1230",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1237.mp4",
    "duration": 18.60674419712498,
    "question": "What does the person do right after placing a book in a handbag?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 13.0,
      "relation": "after",
      "target_start": 13.0,
      "target_end": 16.0,
      "answer": "After placing the book in the handbag, the pregnant woman turns and walks away to the left."
    }
  },
  {
    "id": "cat7_maverix_2320",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "Describe what happens right after a hand points to a coupon for Hair-Skin-Nails on a magazine page.",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "after",
      "target_start": 240.0,
      "target_end": 250.0,
      "answer": "After a hand points to a coupon for Hair-Skin-Nails on a magazine page, the person flips through a colorful sales flyer, stopping on a page that features vitamins, and then points at a specific deal for Nature Made Vitamelt gummies priced at $1.99."
    }
  },
  {
    "id": "cat7_coin_1514",
    "category": "Cat7",
    "video_path": "media/coin/videos/B0oEvirFJas.mp4",
    "duration": 85.704844,
    "question": "What does the person do right after inserting a SIM card into the tray?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 62.0,
      "relation": "after",
      "target_start": 63.0,
      "target_end": 69.0,
      "answer": "The person uses their thumb to push the small metal tray back into the phone's body until it clicks into place."
    }
  },
  {
    "id": "cat7_coin_0027",
    "category": "Cat7",
    "video_path": "media/coin/videos/OPJ8od5-9k0.mp4",
    "duration": 139.900222,
    "question": "Describe what happens right before a hand stirs a viscous liquid with a pink spoon.",
    "answer": {
      "anchor_start": 70.0,
      "anchor_end": 79.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 69.0,
      "answer": "A person prepares a glue mixture by squeezing it from a tube into a white bowl, chopping it with a knife, mashing it with a fork, adding warm water, and stirring it before microwaving. In a separate glass bowl, borax is mixed with warm water."
    }
  },
  {
    "id": "cat7_ov-avebench_0321",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/7-714VEDqAc.mp4",
    "duration": 117.005351,
    "question": "What is shown immediately after a man plays a light-colored acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man plays the light-colored acoustic guitar, he remains seated, focused on the instrument with his hands in position, while the background features a large blue painting on a white wall and a green plant to the left."
    }
  },
  {
    "id": "cat7_r-avst_0514",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "What action occurs right before a boy's hand strikes a tabla drum?",
    "answer": {
      "anchor_start": 2.1,
      "anchor_end": 2.5,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.1,
      "answer": "The boy looks at the camera and speaks."
    }
  },
  {
    "id": "cat7_coin_0584",
    "category": "Cat7",
    "video_path": "media/coin/videos/VO2M8OoKHmc.mp4",
    "duration": 204.376667,
    "question": "What is shown immediately before a person uses red-handled pliers to squeeze a link on a bicycle chain?",
    "answer": {
      "anchor_start": 147.0,
      "anchor_end": 148.0,
      "relation": "before",
      "target_start": 103.0,
      "target_end": 146.0,
      "answer": "The person routes a new chain around the front chainring and through the front derailleur, then guides it around the rear cassette and through the rear derailleur before using the pliers."
    }
  },
  {
    "id": "cat7_ave_0045",
    "category": "Cat7",
    "video_path": "media/ave/videos/FRp2f-WKa7s.mp4",
    "duration": 10.04644,
    "question": "What action occurs right after the dog barks loudly and repeatedly?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "After the dog barks loudly and repeatedly, it turns and runs away from the camera before turning back to face it again."
    }
  },
  {
    "id": "cat7_ov-avebench_0036",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/XXdchdH1TBQ.mp4",
    "duration": 342.029932,
    "question": "What occurs immediately before a person burps loudly with a bottle of alcohol?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A static cartoon image of a man in a suit holding a bottle and making a rude hand gesture appears, with the text 'ASSHOLE CONSULTING' written above him in red, before the screen cuts to black."
    }
  },
  {
    "id": "cat7_coin_1704",
    "category": "Cat7",
    "video_path": "media/coin/videos/5XZVeJbAf_M.mp4",
    "duration": 95.642989,
    "question": "What happens immediately after a hand inserts a black Canon toner cartridge into a printer and it clicks into place?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 79.0,
      "relation": "after",
      "target_start": 80.0,
      "target_end": 81.0,
      "answer": "The person's hand closes the top cover of the Canon printer, and the printer emits a mechanical whirring sound."
    }
  },
  {
    "id": "cat7_coin_0708",
    "category": "Cat7",
    "video_path": "media/coin/videos/0XEUODZWA0A.mp4",
    "duration": 70.006667,
    "question": "What happens next after a hand moves a medical device toward the leg?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 49.0,
      "relation": "after",
      "target_start": 49.5,
      "target_end": 52.5,
      "answer": "The woman holds a white marker, turns to face the camera, speaks, and gestures with the marker, which is then shown with an orange cap on."
    }
  },
  {
    "id": "cat7_coin_1710",
    "category": "Cat7",
    "video_path": "media/coin/videos/J-AvY-Gs64c.mp4",
    "duration": 99.404622,
    "question": "Describe what happens right before a person stirs a red cocktail in a rocks glass with a bar spoon.",
    "answer": {
      "anchor_start": 74.0,
      "anchor_end": 79.0,
      "relation": "before",
      "target_start": 69.0,
      "target_end": 74.0,
      "answer": "The bartender pours a golden liquid from a Bulleit Rye bottle into a jigger, then adds it to a rocks glass that already contains ice and a red liquid."
    }
  },
  {
    "id": "cat7_llp__avvp_0080",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/9esovZc8MlY.mp4",
    "duration": 10.0,
    "question": "What follows right after a person speaks, possibly giving instructions or commentary?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "The motorcycle's engine revs loudly as the person prepares to ride."
    }
  },
  {
    "id": "cat7_ave_0075",
    "category": "Cat7",
    "video_path": "media/ave/videos/1RQpv8AZQYk.mp4",
    "duration": 10.051708,
    "question": "What happens immediately after a police officer inspects a black race car with sponsor logos?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.0517,
      "answer": "After the police officer inspects the black race car with sponsor logos, the dark-colored car remains stopped at the nighttime roadblock with its headlights on, the officer stands in front of it wearing a yellow high-visibility jacket, and a crowd watches from the background."
    }
  },
  {
    "id": "cat7_ave_0190",
    "category": "Cat7",
    "video_path": "media/ave/videos/5wejTnHEa9c.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after frying chicken wings in a wok.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Right after frying the chicken wings in the wok, a person's hands are seen chopping an onion on a white cutting board using a large knife."
    }
  },
  {
    "id": "cat7_perception_test_1931",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1729.mp4",
    "duration": 34.96666666666667,
    "question": "What is shown immediately before a person ties the shoelaces of a sneaker?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "A person wearing white Converse sneakers steps into the frame and puts on the right shoe, then the left shoe, on a light-colored wood floor."
    }
  },
  {
    "id": "cat7_r-avst_0311",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/2WzBFgf4HQU.mp4",
    "duration": 733.495147,
    "question": "What does the person do right after walking past the camera on a city street at night?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After walking past the camera, the person in dark clothing runs across the road, followed by a man in a dark shirt who looks at the camera, with a black car parked in the background and police vehicle lights flashing blue and red."
    }
  },
  {
    "id": "cat7_r-avst_0230",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/8ukSET8BiEE.mp4",
    "duration": 318.541,
    "question": "Describe what happens right after a police car drives onto the road.",
    "answer": {
      "anchor_start": 15.5,
      "anchor_end": 22.5,
      "relation": "after",
      "target_start": 22.5,
      "target_end": 29.5,
      "answer": "After the police car drives onto the road, the officer exits the vehicle and walks across the road towards the left side of the frame."
    }
  },
  {
    "id": "cat7_coin_1580",
    "category": "Cat7",
    "video_path": "media/coin/videos/0pPVkAcwp7Q.mp4",
    "duration": 193.536667,
    "question": "What action occurs right before a white bottle dispenses liquid onto a palm?",
    "answer": {
      "anchor_start": 89.0,
      "anchor_end": 92.0,
      "relation": "before",
      "target_start": 86.0,
      "target_end": 89.0,
      "answer": "A person's finger holds a small, clear contact lens, which is then placed into a different person's open palm."
    }
  },
  {
    "id": "cat7_ave_0336",
    "category": "Cat7",
    "video_path": "media/ave/videos/59svx6RTX6E.mp4",
    "duration": 10.01,
    "question": "What happens immediately before a person cuts a tree branch with a chainsaw?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person wearing a helmet is operating a chainsaw, producing a loud, roaring sound as they begin to cut the tree branch."
    }
  },
  {
    "id": "cat7_ov-avebench_0542",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Nw1YZuIbM6Q.mp4",
    "duration": 682.620227,
    "question": "What happens immediately before the pianist begins to play the piano?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The woman in the black dress sits at the grand piano and prepares to play, while the man in the suit stands on stage holding a saxophone and smiles as he looks toward her."
    }
  },
  {
    "id": "cat7_perception_test_1421",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8885.mp4",
    "duration": 19.08846612804633,
    "question": "What happens next after a person places a book on a thermos?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The person's hands remove a notebook from the top of the thermos and then move out of view. A loud, sustained electronic buzzer sounds at the end."
    }
  },
  {
    "id": "cat7_ov-avebench_0438",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/AEST7gT4RXA.mp4",
    "duration": 259.413333,
    "question": "What can be observed right after a man plays a saxophone with headphones on?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 19.0,
      "answer": "Right after the man plays the saxophone with headphones on, he remains seated in front of a large microphone with a bookshelf filled with books behind him."
    }
  },
  {
    "id": "cat7_coin_0018",
    "category": "Cat7",
    "video_path": "media/coin/videos/l_pp-1qu9Ig.mp4",
    "duration": 113.127611,
    "question": "What action occurs right before a person cuts paper with lime green scissors?",
    "answer": {
      "anchor_start": 36.0,
      "anchor_end": 37.0,
      "relation": "before",
      "target_start": 27.0,
      "target_end": 35.5,
      "answer": "The person places a brown cardboard box on a sheet of white paper on a wooden table and rotates it four times, with a number and arrow appearing on its side to indicate each rotation."
    }
  },
  {
    "id": "cat7_coin_0791",
    "category": "Cat7",
    "video_path": "media/coin/videos/uGLsPLdhQ4Y.mp4",
    "duration": 174.288978,
    "question": "What is shown immediately before the person closes the lid of the sandwich maker and presses down?",
    "answer": {
      "anchor_start": 105.0,
      "anchor_end": 108.0,
      "relation": "before",
      "target_start": 100.0,
      "target_end": 104.0,
      "answer": "The person wearing a white apron places two halves of a sandwich into the open black sandwich maker."
    }
  },
  {
    "id": "cat7_ov-avebench_0684",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/-mKtgDnG0oM.mp4",
    "duration": 169.20381,
    "question": "What occurs immediately before a woman sings while a man plays guitar?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 5.0,
      "answer": "The man strums the guitar and then turns to look at the woman, who is sitting next to him and looking down at an object in her hands."
    }
  },
  {
    "id": "cat7_r-avst_0335",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/O2HttJtcec4.mp4",
    "duration": 156.501,
    "question": "What is shown immediately after a man strums an acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 36.2,
      "relation": "after",
      "target_start": 36.2,
      "target_end": 46.2,
      "answer": "A man with graying hair and sunglasses continues to sit and play the acoustic guitar while wearing a dark blue t-shirt and jeans, singing as he plays."
    }
  },
  {
    "id": "cat7_coin_1547",
    "category": "Cat7",
    "video_path": "media/coin/videos/-9QQ4umDwDQ.mp4",
    "duration": 231.270744,
    "question": "What happens immediately before a person mixes a creamy substance in a small bowl?",
    "answer": {
      "anchor_start": 67.5,
      "anchor_end": 130.5,
      "relation": "before",
      "target_start": 57.5,
      "target_end": 67.5,
      "answer": "A person uses a spoon to mix a white, creamy substance in a small white bowl."
    }
  },
  {
    "id": "cat7_coin_1456",
    "category": "Cat7",
    "video_path": "media/coin/videos/Iu148cEyaP4.mp4",
    "duration": 224.885,
    "question": "Describe what happens right before a person places a battery into a car key fob.",
    "answer": {
      "anchor_start": 160.0,
      "anchor_end": 175.0,
      "relation": "before",
      "target_start": 150.0,
      "target_end": 160.0,
      "answer": "The person holds a disassembled black car key fob and picks up a small silver and red packet. They tear it open and remove a small, round, silver button cell battery."
    }
  },
  {
    "id": "cat7_ov-avebench_0571",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/4G08amtSnq0.mp4",
    "duration": 161.935964,
    "question": "What does the person do right after people clap?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 17.0,
      "answer": "Right after people clap, the scene cuts to a shaky, handheld shot of a group of people walking down a dimly lit hallway."
    }
  },
  {
    "id": "cat7_r-avst_0474",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/3nqELeTLYBs.mp4",
    "duration": 217.081,
    "question": "What happens next after the woman eats a cherry?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 14.6,
      "relation": "after",
      "target_start": 14.6,
      "target_end": 24.6,
      "answer": "After eating the cherry, the person chews and then uses their fingers to pick up another piece of the red food from a container that is mostly out of frame."
    }
  },
  {
    "id": "cat7_perception_test_1532",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9034.mp4",
    "duration": 31.08359969593565,
    "question": "Describe what happens right after a person cracks an egg into a bowl.",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 11.0,
      "relation": "after",
      "target_start": 11.0,
      "target_end": 14.0,
      "answer": "After cracking the egg into the bowl, the person is seated at a wooden table surrounded by a carton of Nestle Fresh Milk, a blue and white bowl containing two eggs, a glass, a blue-lidded can, a fork, and a decorative plate."
    }
  },
  {
    "id": "cat7_coin_1266",
    "category": "Cat7",
    "video_path": "media/coin/videos/5oTyJWdQ174.mp4",
    "duration": 95.108333,
    "question": "What action occurs right after the camera focuses on the bottom of the meniscus?",
    "answer": {
      "anchor_start": 73.0,
      "anchor_end": 75.0,
      "relation": "after",
      "target_start": 75.0,
      "target_end": 78.0,
      "answer": "The camera focuses on the flask, which contains a clear liquid and a white solid at the bottom."
    }
  },
  {
    "id": "cat7_ov-avebench_0507",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3T4yG_IUjNY.mp4",
    "duration": 229.807891,
    "question": "What is shown immediately after a woman sings while playing guitar?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 24.5,
      "relation": "after",
      "target_start": 24.5,
      "target_end": 27.5,
      "answer": "Immediately after a woman sings while playing guitar, a close-up of a young woman with long brown hair, wearing a grey shirt and a dark jacket, is shown as she looks directly at the camera and sings against a dark, out-of-focus background."
    }
  },
  {
    "id": "cat7_ov-avebench_0224",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/6V_25ihq5M0.mp4",
    "duration": 341.728073,
    "question": "What occurs immediately after the motorboat moves across the water?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 12.0,
      "answer": "The scene cuts to a different boat where several people are on board, and a green and white fishing boat is approaching them."
    }
  },
  {
    "id": "cat7_ov-avebench_0504",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3-6EpvIgyDY.mp4",
    "duration": 246.781678,
    "question": "What happens immediately after the sound of a basketball being dribbled?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "The player shoots the ball towards the hoop, and the sound of the basketball bouncing is heard, followed by a buzzer."
    }
  },
  {
    "id": "cat7_perception_test_0724",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8345.mp4",
    "duration": 17.676611546843205,
    "question": "What action occurs right before a person places a book on a table?",
    "answer": {
      "anchor_start": 11.7,
      "anchor_end": 13.1,
      "relation": "before",
      "target_start": 8.7,
      "target_end": 11.7,
      "answer": "The person lowers the brown garment back down after lifting it to reveal the items on the table."
    }
  },
  {
    "id": "cat7_perception_test_1206",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3794.mp4",
    "duration": 28.87472218074348,
    "question": "What happens immediately before a person puts a wallet in a handbag?",
    "answer": {
      "anchor_start": 24.8,
      "anchor_end": 27.9,
      "relation": "before",
      "target_start": 21.7,
      "target_end": 24.8,
      "answer": "A person's hands open a red wallet on a glass table that also holds a carton of FOMILK, a green apple, and an egg."
    }
  },
  {
    "id": "cat7_r-avst_0148",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/0PHUQku2P5I.mp4",
    "duration": 179.792109,
    "question": "What can be observed right after a man in an orange coat stands on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 11.9,
      "relation": "after",
      "target_start": 11.9,
      "target_end": 21.9,
      "answer": "Right after the man in an orange coat stands on stage, he sings while gesturing with his arms, surrounded by other performers in elaborate costumes and masks holding multi-colored umbrellas, all on a stage with a decorative backdrop."
    }
  },
  {
    "id": "cat7_coin_0136",
    "category": "Cat7",
    "video_path": "media/coin/videos/I1P5GuVHFQA.mp4",
    "duration": 205.473378,
    "question": "What is shown immediately before a welder performs stick welding on a metal workpiece?",
    "answer": {
      "anchor_start": 133.0,
      "anchor_end": 156.0,
      "relation": "before",
      "target_start": 126.0,
      "target_end": 132.0,
      "answer": "A man wearing a welding helmet, a blue jacket, and gloves stands at a metal workbench holding a welding rod in one hand and a welding tool in the other, looking down at the work area, with the camera zooming out to reveal a workshop setting with large grey cabinets and overhead pipes."
    }
  },
  {
    "id": "cat7_coin_1336",
    "category": "Cat7",
    "video_path": "media/coin/videos/198JTgxDFjA.mp4",
    "duration": 60.070022,
    "question": "What action occurs right after a person places a seat cushion onto a chair base?",
    "answer": {
      "anchor_start": 21.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 27.0,
      "target_end": 59.5,
      "answer": "After placing the seat cushion onto the chair base, the man continues assembling the office chair by attaching the armrests and backrest while a small gray dog runs around him, occasionally interacting with the chair parts and the man."
    }
  },
  {
    "id": "cat7_ave_0380",
    "category": "Cat7",
    "video_path": "media/ave/videos/5DgTnYsx4h8.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after the mouse interacts with the metal object in the cage?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "The mouse continues chewing on the black metal bar in the cage with wood shavings."
    }
  },
  {
    "id": "cat7_r-avst_0405",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/7UrpM-Ypq2A.mp4",
    "duration": 555.9554,
    "question": "What happens next after a man plays a silver trumpet?",
    "answer": {
      "anchor_start": 18.7,
      "anchor_end": 38.6,
      "relation": "after",
      "target_start": 38.6,
      "target_end": 48.6,
      "answer": "After the man plays the silver trumpet, he continues speaking directly to the camera while holding the trumpet, gesturing with it and pointing at the viewer. Behind him are two black speakers, a television, and other musical instruments including another trumpet and a guitar."
    }
  },
  {
    "id": "cat7_ov-avebench_0072",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/JeDxUa1V67o.mp4",
    "duration": 165.860136,
    "question": "What happens immediately before a person whistles a tune?",
    "answer": {
      "anchor_start": 9.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "The guitarist moves to a microphone and sings immediately before a person whistles a tune."
    }
  },
  {
    "id": "cat7_ov-avebench_0153",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/EnO7UI5MQms.mp4",
    "duration": 152.973061,
    "question": "What happens immediately after the rider circles the barrels on a horse?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The rider continues riding the brown horse in the dirt arena, making a turn around a white barrel while spectators and parked cars remain visible in the background."
    }
  },
  {
    "id": "cat7_r-avst_0624",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/3A0AlepZY7c.mp4",
    "duration": 624.961,
    "question": "Describe what happens right before the propeller spins rapidly on the stationary airplane.",
    "answer": {
      "anchor_start": 8.5,
      "anchor_end": 48.4,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 8.5,
      "answer": "The Messerschmitt Bf 109 is parked on an airfield in front of a hangar with people standing nearby, following a scene of the dark-colored World War II-era fighter plane flying through a cloudy sky and performing maneuvers."
    }
  },
  {
    "id": "cat7_ave_0041",
    "category": "Cat7",
    "video_path": "media/ave/videos/Iu25yrsetUM.mp4",
    "duration": 10.04644,
    "question": "What is shown immediately after the dog barks loudly and repeatedly?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The small, light-colored dog continues to run in a circle around the small, black calf while barking at it in the dirt arena surrounded by a fence and bleachers."
    }
  },
  {
    "id": "cat7_llp__avvp_2922",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "What follows right after the crowd cheers for a successful play?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 9.0,
      "answer": "After the crowd cheers for the successful play, the basketball player lands from the dunk and runs back down the court as the crowd and other players react."
    }
  },
  {
    "id": "cat7_ov-avebench_0623",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/7sqKizBX0Zk.mp4",
    "duration": 30.116281,
    "question": "What does the person do right after the fireworks bang?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the fireworks bang, the video continues to show a continuous display of fireworks exploding in a dark night sky, with bright golden sparks and flashes erupting in various patterns, while a logo for 'Peacock Crackers' and a website address remain overlaid on the screen."
    }
  },
  {
    "id": "cat7_ave_0310",
    "category": "Cat7",
    "video_path": "media/ave/videos/6KjK4KUKm0U.mp4",
    "duration": 10.0,
    "question": "What action occurs right after the goat interacts with the blue bucket?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After interacting with the blue bucket, the goat walks towards a large blue plastic barrel, then turns and jumps over the fence, landing on the grass outside."
    }
  },
  {
    "id": "cat7_llp__avvp_2644",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "What happens immediately after the crowd cheers enthusiastically for a successful play?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 10.0,
      "answer": "After the crowd cheers enthusiastically for a successful play, players in white and yellow jerseys continue running on the court while spectators watch from the sidelines."
    }
  },
  {
    "id": "cat7_coin_1027",
    "category": "Cat7",
    "video_path": "media/coin/videos/2T1Et9xE5IQ.mp4",
    "duration": 116.424844,
    "question": "What does the person do right after pouring a white granular substance into a blender jar with strawberries?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 83.0,
      "relation": "after",
      "target_start": 84.0,
      "target_end": 92.0,
      "answer": "The person places a lid on the blender pitcher and turns on the blender, mixing the contents into a smooth, pink liquid."
    }
  },
  {
    "id": "cat7_ov-avebench_0398",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/1yNDulBLLXk.mp4",
    "duration": 330.536054,
    "question": "What does the person do right after playing a black electric guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The person continues playing the black electric guitar, focused on the instrument and moving his fingers rapidly on the fretboard while strumming the strings, with distorted electric guitar music heard."
    }
  },
  {
    "id": "cat7_perception_test_1172",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11021.mp4",
    "duration": 12.430222390817903,
    "question": "What is shown immediately after a person writes 'LOVE' with a red pencil?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.5,
      "relation": "after",
      "target_start": 2.5,
      "target_end": 5.5,
      "answer": "After writing 'LOVE' with a red pencil, the hand sets the pencil aside and picks up a small, brown, irregularly shaped object, placing it on the paper next to the word."
    }
  },
  {
    "id": "cat7_ov-avebench_0267",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/IfELoiK8RNc.mp4",
    "duration": 122.62458,
    "question": "What happens immediately after a man plays a harp?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man plays the harp, text overlays appear on the screen, first displaying 'Harp Kits Sharping Rings' and then changing to 'Visit: johnkovac.com'."
    }
  },
  {
    "id": "cat7_coin_0103",
    "category": "Cat7",
    "video_path": "media/coin/videos/1cB2A_pMSDI.mp4",
    "duration": 533.036667,
    "question": "What does the person do right before chopping ingredients on a red cutting board?",
    "answer": {
      "anchor_start": 203.0,
      "anchor_end": 220.0,
      "relation": "before",
      "target_start": 179.0,
      "target_end": 202.0,
      "answer": "The woman picks up a clove of garlic and begins peeling it with her hands."
    }
  },
  {
    "id": "cat7_perception_test_0012",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6653.mp4",
    "duration": 34.96666666666667,
    "question": "What is shown immediately before a person places a tea bag into a glass?",
    "answer": {
      "anchor_start": 7.5,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.5,
      "target_end": 7.5,
      "answer": "A man sits at a wooden table and opens a small, yellow packet of McCormick lemon tea, tearing it open and pulling out a white tea bag just before placing it into a glass."
    }
  },
  {
    "id": "cat7_coin_1579",
    "category": "Cat7",
    "video_path": "media/coin/videos/0VYf3rffXIw.mp4",
    "duration": 230.248333,
    "question": "What occurs immediately after a hand lifts the keyboard of a black laptop from its base?",
    "answer": {
      "anchor_start": 50.0,
      "anchor_end": 54.0,
      "relation": "after",
      "target_start": 54.0,
      "target_end": 58.0,
      "answer": "After the keyboard is lifted, the internal components are revealed, including a red-outlined connector on the green motherboard, and the scene cuts to a top-down view of the laptop showing the exposed motherboard and the highlighted connector."
    }
  },
  {
    "id": "cat7_coin_1706",
    "category": "Cat7",
    "video_path": "media/coin/videos/-eOejcZF7DE.mp4",
    "duration": 60.0,
    "question": "What does the person do right before applying a face mask with her fingers from a white bowl?",
    "answer": {
      "anchor_start": 29.0,
      "anchor_end": 42.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 28.0,
      "answer": "The person uses a spoon to thoroughly mix the glue and charcoal powder together, creating a thick, black substance, right before applying the face mask with her fingers from the white bowl."
    }
  },
  {
    "id": "cat7_ov-avebench_0732",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/EJi3vUt2qGw.mp4",
    "duration": 118.259229,
    "question": "What does the person do right after the bird chirping starts?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the bird chirping starts, the person views a sequence of still images: first a Mandarin duck on a grassy bank, then a pair of swans in the water forming a heart shape with their necks, and finally a close-up of a yellow duckling in the water."
    }
  },
  {
    "id": "cat7_coin_0228",
    "category": "Cat7",
    "video_path": "media/coin/videos/4jH2KlDxtZk.mp4",
    "duration": 185.295233,
    "question": "What does the person do right after clearing the high jump bar and descending toward the mat?",
    "answer": {
      "anchor_start": 95.0,
      "anchor_end": 97.0,
      "relation": "after",
      "target_start": 100.0,
      "target_end": 105.0,
      "answer": "After clearing the high jump bar and descending toward the mat, the person lands on the mat."
    }
  },
  {
    "id": "cat7_coin_0618",
    "category": "Cat7",
    "video_path": "media/coin/videos/wZ7G6PelVvA.mp4",
    "duration": 136.022489,
    "question": "What happens immediately after a person presses soil along a taut orange string?",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 90.0,
      "relation": "after",
      "target_start": 90.0,
      "target_end": 98.0,
      "answer": "After pressing soil along a taut orange string, the man in the red vest kneels and uses his hands to cover seeds in the soil. He then places a clear plastic container over a small plant to protect it and is later seen standing and speaking to the camera."
    }
  },
  {
    "id": "cat7_coin_1658",
    "category": "Cat7",
    "video_path": "media/coin/videos/zp75DBp4ekM.mp4",
    "duration": 59.883333,
    "question": "What is shown immediately before a basketball player in a red jersey dribbles down the court?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 36.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 30.0,
      "answer": "A basketball player in an orange 'MIAMI' jersey dribbles a basketball on a court."
    }
  },
  {
    "id": "cat7_ov-avebench_0690",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/0NyBAjoD9w0.mp4",
    "duration": 92.02068,
    "question": "What follows right after a woman sings on a bed?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The woman continues sitting on the bed with the guitar in her lap, looking off-camera to her left as she sings."
    }
  },
  {
    "id": "cat7_r-avst_0642",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/FpjFjKdm9eI.mp4",
    "duration": 574.740317,
    "question": "What is shown immediately before the person waves their hand?",
    "answer": {
      "anchor_start": 30.3,
      "anchor_end": 30.7,
      "relation": "before",
      "target_start": 27.3,
      "target_end": 30.3,
      "answer": "Immediately before the person waves their hand, the video shows a man in a grey shirt lying on the ground, with text overlay identifying him as Jacob Gonzalez."
    }
  },
  {
    "id": "cat7_ov-avebench_0085",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/ChEmnsjAkkY.mp4",
    "duration": 97.15229,
    "question": "What occurs immediately after playing violin?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After playing the violin, the young man continues standing in the music store, holding the bright blue violin and looking down at it."
    }
  },
  {
    "id": "cat7_coin_1422",
    "category": "Cat7",
    "video_path": "media/coin/videos/cFm1j1JbEL0.mp4",
    "duration": 109.318333,
    "question": "What does the person do right before cutting blue paper with scissors?",
    "answer": {
      "anchor_start": 37.0,
      "anchor_end": 41.0,
      "relation": "before",
      "target_start": 30.0,
      "target_end": 34.0,
      "answer": "The person folds a square piece of blue paper in half and then uses a pencil to draw half of a butterfly design along the folded edge."
    }
  },
  {
    "id": "cat7_ov-avebench_0493",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/NU03wqRcZx0.mp4",
    "duration": 52.732517,
    "question": "What happens next after a man plays a drum kit with drumsticks?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man plays the drum kit with drumsticks, the video ends with a black screen displaying the word 'Arrocha'."
    }
  },
  {
    "id": "cat7_coin_0352",
    "category": "Cat7",
    "video_path": "media/coin/videos/J-Pjl07MJCw.mp4",
    "duration": 28.361667,
    "question": "What is shown immediately before a dog takes a ring toy from another dog?",
    "answer": {
      "anchor_start": 6.5,
      "anchor_end": 26.5,
      "relation": "before",
      "target_start": 0.5,
      "target_end": 6.0,
      "answer": "A woman in a purple jacket stands in a grassy field with two black and white dogs. She throws a yellow frisbee, and the dogs run after it across the field."
    }
  },
  {
    "id": "cat7_llp__avvp_1980",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "What does the person do right before speaking to a child?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The adult wearing a purple shirt and camouflage shorts stands beside the child before speaking to them."
    }
  },
  {
    "id": "cat7_llp__avvp_0549",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "What happens next after the dog runs around the room?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "The dog stops running, sits down, and looks toward the camera while barking."
    }
  },
  {
    "id": "cat7_ave_0094",
    "category": "Cat7",
    "video_path": "media/ave/videos/1BkHCsfaduk.mp4",
    "duration": 10.04644,
    "question": "What action occurs right after the woman speaking?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the woman speaking, a man in a striped shirt walks into the frame from the left and stands beside her."
    }
  },
  {
    "id": "cat7_perception_test_0169",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4077.mp4",
    "duration": 31.707634133711835,
    "question": "What does the person do right after cracking an egg into a bowl?",
    "answer": {
      "anchor_start": 11.5,
      "anchor_end": 14.5,
      "relation": "after",
      "target_start": 14.5,
      "target_end": 17.5,
      "answer": "After cracking the egg into the bowl, the person places the empty shell on the counter."
    }
  },
  {
    "id": "cat7_coin_1587",
    "category": "Cat7",
    "video_path": "media/coin/videos/QEArseUoud4.mp4",
    "duration": 106.555,
    "question": "What is shown immediately before the player passes the ball through the hoop?",
    "answer": {
      "anchor_start": 45.0,
      "anchor_end": 49.0,
      "relation": "before",
      "target_start": 40.0,
      "target_end": 44.0,
      "answer": "A basketball player in a red jersey dribbles the ball on a court, with a net structure featuring the 'PlayStation' logo around the hoop visible in the background and a scoreboard graphic displaying 'DEVIN HARRIS' and a timer that counts up from 0.3."
    }
  },
  {
    "id": "cat7_ov-avebench_0294",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/D716iyM9nq4.mp4",
    "duration": 182.137324,
    "question": "Describe what happens right after a woman plays a banjo.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the woman plays the banjo, she continues performing as part of a five-person band on stage, playing alongside members who are on acoustic guitar, mandolin, double bass, and violin, all actively playing their instruments and interacting with each other."
    }
  },
  {
    "id": "cat7_r-avst_0156",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/afvKRNCfIXA.mp4",
    "duration": 509.581,
    "question": "What can be observed right after a lightning bolt flashes over the city?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 35.9,
      "relation": "after",
      "target_start": 35.9,
      "target_end": 45.9,
      "answer": "After the lightning bolt flashes, multiple additional lightning strikes can be seen in the distance, illuminating the clouds and the tops of buildings in the city skyline."
    }
  },
  {
    "id": "cat7_coin_1173",
    "category": "Cat7",
    "video_path": "media/coin/videos/O90ULfKlmZk.mp4",
    "duration": 103.01,
    "question": "What happens immediately after a person uses a 3M card to apply a screen protector?",
    "answer": {
      "anchor_start": 27.0,
      "anchor_end": 52.0,
      "relation": "after",
      "target_start": 52.0,
      "target_end": 62.0,
      "answer": "The person uses a blue and white squeegee to smooth the screen protector onto the black tablet, then wipes the screen with a blue microfiber cloth, with a blue cloth and a white and blue 3M package visible on the wooden table."
    }
  },
  {
    "id": "cat7_ov-avebench_0155",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Is7A_5yTybE.mp4",
    "duration": 127.175692,
    "question": "What action occurs right before the horse jumps over an obstacle?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The dark-colored horse gallops into view from the right side of the frame."
    }
  },
  {
    "id": "cat7_coin_0545",
    "category": "Cat7",
    "video_path": "media/coin/videos/AfIhgL3fTHo.mp4",
    "duration": 194.861856,
    "question": "What is shown immediately before a woman pours water from a red bucket into a toilet?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 85.0,
      "relation": "before",
      "target_start": 75.0,
      "target_end": 80.0,
      "answer": "A woman fills a red bucket with water from a bathtub faucet."
    }
  },
  {
    "id": "cat7_ov-avebench_0677",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/GuQv2aDehHE.mp4",
    "duration": 219.591111,
    "question": "What does the person do right after dribbling a basketball on the court?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The player shoots a jump shot, which goes through the hoop."
    }
  },
  {
    "id": "cat7_coin_0265",
    "category": "Cat7",
    "video_path": "media/coin/videos/37PY5qvO_tQ.mp4",
    "duration": 132.515,
    "question": "What can be observed right after a person sweeps the ice following a curling stone?",
    "answer": {
      "anchor_start": 95.0,
      "anchor_end": 118.0,
      "relation": "after",
      "target_start": 118.0,
      "target_end": 128.0,
      "answer": "Right after a person sweeps the ice following a curling stone, a yellow curling stone can be seen sliding across the ice. The man is then shown speaking directly to the camera while standing on the rink, with flags and a scoreboard in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_1787",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/4si49U1zha4.mp4",
    "duration": 10.0,
    "question": "What happens immediately before a man sings into a microphone on stage with a band?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "On a dimly lit stage with blue spotlights, a man in a white shirt plays the drums while another man in a red shirt plays a percussion instrument, and a third band member stands partially visible behind a microphone."
    }
  },
  {
    "id": "cat7_coin_0104",
    "category": "Cat7",
    "video_path": "media/coin/videos/-na1ykjeWR4.mp4",
    "duration": 175.867933,
    "question": "What is shown immediately after a person wraps a plastic strip around a plant stem?",
    "answer": {
      "anchor_start": 75.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 88.0,
      "target_end": 145.0,
      "answer": "After wrapping the plastic strip around the plant stem, the person uses a red plastic tie to fasten the stem to a horizontal bamboo pole, securing it in place."
    }
  },
  {
    "id": "cat7_coin_0718",
    "category": "Cat7",
    "video_path": "media/coin/videos/RxW-juF27CY.mp4",
    "duration": 211.719544,
    "question": "What happens immediately after the person reinserts the actuator and reconnects the electrical connector?",
    "answer": {
      "anchor_start": 106.0,
      "anchor_end": 158.0,
      "relation": "after",
      "target_start": 159.0,
      "target_end": 194.0,
      "answer": "After reinserting the actuator and reconnecting the electrical connector, the man installs a new door handle by aligning it with the door and tightening the two securing screws with a Phillips screwdriver."
    }
  },
  {
    "id": "cat7_maverix_2445",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "Describe what happens right before a woman pats a blue bag of frozen vegetables on her lap.",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "before",
      "target_start": 318.0,
      "target_end": 321.0,
      "answer": "A young girl with glasses and a pink flower in her hair lies on a couch, talking and hugging a white stuffed animal, while a woman in a blue shirt sits beside her holding a baby doll."
    }
  },
  {
    "id": "cat7_ov-avebench_0064",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/qp1Eh9J5kQc.mp4",
    "duration": 61.927679,
    "question": "What follows right after a person burps multiple times in a row?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After burping multiple times in a row, the shirtless bearded man smiles at the camera."
    }
  },
  {
    "id": "cat7_coin_0814",
    "category": "Cat7",
    "video_path": "media/coin/videos/7blovu8RDkI.mp4",
    "duration": 138.855,
    "question": "What occurs immediately before a person rolls the handle of a printing press to transfer an inked image?",
    "answer": {
      "anchor_start": 94.5,
      "anchor_end": 133.0,
      "relation": "before",
      "target_start": 84.5,
      "target_end": 94.5,
      "answer": "The person adjusts a lever with their hands and then places a sheet of white paper over a carved wooden block."
    }
  },
  {
    "id": "cat7_ov-avebench_0565",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/L3itG4pWpY8.mp4",
    "duration": 63.413696,
    "question": "What happens immediately before the goose walks across the grass while honking?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The duckling is sitting on the green lawn next to a large green bush, remaining mostly still with only slight head movements."
    }
  },
  {
    "id": "cat7_ov-avebench_0725",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Ei3WbKR7tmA.mp4",
    "duration": 41.494059,
    "question": "What happens next after a white bus passes behind a black metal fence?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the white bus passes behind the black metal fence, it continues driving from left to right, moving past a utility pole with a sign while the camera follows it. The bus has advertisements on its side and a digital display on the front."
    }
  },
  {
    "id": "cat7_r-avst_0641",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/FpjFjKdm9eI.mp4",
    "duration": 574.740317,
    "question": "What can be observed right before a person stands on a skateboard on a ramp?",
    "answer": {
      "anchor_start": 10.4,
      "anchor_end": 12.4,
      "relation": "before",
      "target_start": 7.4,
      "target_end": 10.4,
      "answer": "A young person falls and rolls on the ground after attempting to skateboard down a set of stairs."
    }
  },
  {
    "id": "cat7_perception_test_0895",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2774.mp4",
    "duration": 28.369022141512307,
    "question": "What action occurs right after a person holds up a black polo shirt?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the person holds up a black polo shirt, their hands enter the frame from the left holding a blue lace bra for inspection. After a moment, the hands and the bra exit the frame to the left."
    }
  },
  {
    "id": "cat7_r-avst_0544",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/grygJyKvYgs.mp4",
    "duration": 121.579683,
    "question": "What occurs immediately after a player jumps to shoot the ball?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After a player jumps to shoot the ball, the video displays a static graphic on a wooden floor background with the white Taco Bell logo on the left and the text 'BUZZER BEATERS' in large, black, textured letters on the right."
    }
  },
  {
    "id": "cat7_llp__avvp_1445",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Aulv3ps28cw.mp4",
    "duration": 10.0,
    "question": "What is shown immediately before the person begins speaking?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person wearing a blue shirt is sitting and playing a brown acoustic guitar, with their left hand on the fretboard and their right hand strumming the strings."
    }
  },
  {
    "id": "cat7_ov-avebench_0597",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/ADbFRhe2YVU.mp4",
    "duration": 157.617052,
    "question": "What happens next after the baby laughs and smiles?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the baby laughs and smiles, an adult's hand briefly enters the frame from the left side."
    }
  },
  {
    "id": "cat7_ov-avebench_0682",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/2OqQENv2PzY.mp4",
    "duration": 262.501587,
    "question": "What happens next after the singer performs with the band on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the singer performs with the band on stage, she continues singing into the microphone while accompanied by the musicians playing acoustic guitars and a keyboard under warm, orange stage lighting."
    }
  },
  {
    "id": "cat7_ave_0344",
    "category": "Cat7",
    "video_path": "media/ave/videos/-W9N8xqohLA.mp4",
    "duration": 10.0,
    "question": "What is shown immediately before the cat lies on the floor looking around?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 5.0,
      "answer": "The cat is lying on a tiled floor next to a white piece of furniture, looking to its right before turning its head to look directly at the camera."
    }
  },
  {
    "id": "cat7_maverix_2442",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "What action occurs right after a hand pats a blue bag of frozen vegetables?",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "after",
      "target_start": 323.0,
      "target_end": 326.0,
      "answer": "After a hand pats a blue bag of frozen vegetables, a woman in a blue shirt sits on a couch with two young children, holding a baby who is sucking on a pacifier and a doll, while a young girl with glasses beside her holds a white stuffed animal and the woman looks at the camera and speaks."
    }
  },
  {
    "id": "cat7_perception_test_0015",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6281.mp4",
    "duration": 32.287121602280266,
    "question": "What action occurs right before a person places a tea bag into a cup?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 9.1,
      "relation": "before",
      "target_start": 3.8,
      "target_end": 6.8,
      "answer": "The man's hands open a green box of tea bags and take out a single tea bag, holding it up just before placing it into the cup."
    }
  },
  {
    "id": "cat7_maverix_2324",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "What can be observed right after a hand points to a coupon for Hair-Skin-Nails on a magazine page?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "after",
      "target_start": 240.0,
      "target_end": 250.0,
      "answer": "Right after a hand points to a coupon for Hair-Skin-Nails on a magazine page, the person flips through a colorful sales flyer, stopping on a page advertising vitamins and pointing at a deal for Nature Made Vitamelt gummies priced at $1.99."
    }
  },
  {
    "id": "cat7_ov-avebench_0423",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/5cQ_2Mni56c.mp4",
    "duration": 151.765624,
    "question": "Describe what happens right after a person plucks a bass guitar string.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After plucking the bass guitar string, the person continues playing the instrument while seated on the couch, their left hand fretting the strings and the right hand plucking, accompanied by distorted electric guitar and drums in the audio."
    }
  },
  {
    "id": "cat7_coin_0955",
    "category": "Cat7",
    "video_path": "media/coin/videos/so3l0TIINYw.mp4",
    "duration": 52.686067,
    "question": "What can be observed right before the snowboarder launches from the ramp?",
    "answer": {
      "anchor_start": 23.0,
      "anchor_end": 26.0,
      "relation": "before",
      "target_start": 21.0,
      "target_end": 22.0,
      "answer": "Right before the snowboarder launches from the ramp, a crowd of spectators wearing winter clothing and waving small flags can be seen at a nighttime sporting event."
    }
  },
  {
    "id": "cat7_perception_test_1617",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7.mp4",
    "duration": 23.280433483587682,
    "question": "What happens next after a person picks up a piece of clothing from a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After picking up the piece of clothing, the person shakes it out and then places it back on the pile."
    }
  },
  {
    "id": "cat7_coin_0626",
    "category": "Cat7",
    "video_path": "media/coin/videos/8VfIDw97aaw.mp4",
    "duration": 57.539,
    "question": "What can be observed right after a hand wipes a perforated surface with a blue cloth?",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 32.0,
      "relation": "after",
      "target_start": 33.0,
      "target_end": 35.0,
      "answer": "After a hand wipes a perforated surface with a blue cloth, a beige, perforated car seat is seen being wiped by a hand using a blue microfiber cloth, and the sound of the cloth rubbing against the fabric is audible."
    }
  },
  {
    "id": "cat7_maverix_2007",
    "category": "Cat7",
    "video_path": "media/maverix/videos/UujIczlMbQg.mp4",
    "duration": 119.071927,
    "question": "What is shown immediately before a character fires a rocket?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 56.0,
      "relation": "before",
      "target_start": 52.0,
      "target_end": 55.0,
      "answer": "A character in blue armor runs across a stone path and stops to perform a spinning attack, with a large glowing sword visible on the right side of the screen."
    }
  },
  {
    "id": "cat7_ov-avebench_0609",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/33ppVmWuTSg.mp4",
    "duration": 162.725442,
    "question": "What happens next after the rooster crows loudly?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the rooster crows loudly, it remains standing on the dirt floor on its rope leash, while the white rooster stays nearby and the black rooster remains inside the cage in the background."
    }
  },
  {
    "id": "cat7_r-avst_0409",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/ZuoqIXVx1qM.mp4",
    "duration": 33.715374,
    "question": "What does the person do right after holding a white mask to their face?",
    "answer": {
      "anchor_start": 19.1,
      "anchor_end": 21.1,
      "relation": "after",
      "target_start": 21.1,
      "target_end": 24.1,
      "answer": "After holding the white mask to their face, the person playfully interacts with the others on the couch while they laugh and react."
    }
  },
  {
    "id": "cat7_coin_0176",
    "category": "Cat7",
    "video_path": "media/coin/videos/APXZKV2L5yc.mp4",
    "duration": 31.973867,
    "question": "What is shown immediately after a person twists the wire cage off a champagne bottle?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 25.0,
      "relation": "after",
      "target_start": 26.0,
      "target_end": 28.0,
      "answer": "Immediately after a person twists the wire cage off a champagne bottle, a person wearing a dark suit is seen holding a pink, pear-shaped object and manipulating it with their hands, with a stone wall and concrete floor in the background."
    }
  },
  {
    "id": "cat7_coin_0782",
    "category": "Cat7",
    "video_path": "media/coin/videos/H_NHwcf38rc.mp4",
    "duration": 61.16,
    "question": "Describe what happens right before a hand selects mode 15 on a multi-cooker and starts it.",
    "answer": {
      "anchor_start": 17.5,
      "anchor_end": 27.5,
      "relation": "before",
      "target_start": 10.5,
      "target_end": 15.0,
      "answer": "A person wearing a red shirt adds rice and water from a measuring cup into a Hamilton Beach rice cooker and then closes the lid of the appliance."
    }
  },
  {
    "id": "cat7_coin_0206",
    "category": "Cat7",
    "video_path": "media/coin/videos/2npoZ7SdAHw.mp4",
    "duration": 112.268478,
    "question": "What occurs immediately after a person removes protective caps from a water filter?",
    "answer": {
      "anchor_start": 70.0,
      "anchor_end": 74.0,
      "relation": "after",
      "target_start": 75.0,
      "target_end": 83.0,
      "answer": "The person inserts the white water filter into a compartment inside the refrigerator and then pushes the white 'Ice & Water System' cover over the filter until it clicks into place."
    }
  },
  {
    "id": "cat7_ave_0025",
    "category": "Cat7",
    "video_path": "media/ave/videos/-GL6Sw_U1gk.mp4",
    "duration": 10.054127,
    "question": "What occurs immediately before the man speaking?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "The man in a suit is already standing at the podium on the stage, with the audience seated in the foreground and the panel behind him, before he begins speaking."
    }
  },
  {
    "id": "cat7_ave_0090",
    "category": "Cat7",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "What occurs immediately after the woman speaks?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The brown bear replies."
    }
  },
  {
    "id": "cat7_coin_0253",
    "category": "Cat7",
    "video_path": "media/coin/videos/4rJukjdl4iw.mp4",
    "duration": 208.886667,
    "question": "What occurs immediately after a person installs a light bulb into a vehicle's headlight socket?",
    "answer": {
      "anchor_start": 94.0,
      "anchor_end": 115.5,
      "relation": "after",
      "target_start": 115.5,
      "target_end": 125.5,
      "answer": "The person disconnects a blue electrical connector from a black plastic housing and then inserts a clear glass light bulb into the housing, preparing to connect it to the blue connector."
    }
  },
  {
    "id": "cat7_ave_0317",
    "category": "Cat7",
    "video_path": "media/ave/videos/2NO6vZMwCe0.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the child wipes their eyes in the car seat.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After the child wipes their eyes, the young boy in the light blue shirt continues sitting in the car seat inside the moving car, talking and looking around as the scenery passes by outside the window."
    }
  },
  {
    "id": "cat7_coin_1329",
    "category": "Cat7",
    "video_path": "media/coin/videos/AW8TiodMkec.mp4",
    "duration": 237.656233,
    "question": "Describe what happens right after a woman dices an onion with a knife.",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 115.0,
      "relation": "after",
      "target_start": 115.0,
      "target_end": 122.0,
      "answer": "After dicing the onion, the scene shows a green bowl containing a salad with lettuce, diced carrots, sliced cucumbers, and diced onions. Then, a whole red bell pepper is shown on a marble countertop."
    }
  },
  {
    "id": "cat7_coin_1308",
    "category": "Cat7",
    "video_path": "media/coin/videos/48ILcKd8eMM.mp4",
    "duration": 135.813511,
    "question": "What follows right after a hand pours salt into a pot of boiling water?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 34.0,
      "relation": "after",
      "target_start": 34.0,
      "target_end": 38.0,
      "answer": "After salt is poured into the pot of boiling water, a person adds a white, stringy ingredient to the pot and then stirs the contents with a wooden spoon."
    }
  },
  {
    "id": "cat7_ov-avebench_0343",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3GutAIU5qyg.mp4",
    "duration": 71.006621,
    "question": "What can be observed right after the boy sings with the girl providing backing vocals?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 24.5,
      "relation": "after",
      "target_start": 24.5,
      "target_end": 34.5,
      "answer": "Right after the boy sings with the girl providing backing vocals, the young boy and young girl continue sitting side-by-side on the wooden chair in front of the white door, both looking forward and singing together."
    }
  },
  {
    "id": "cat7_ov-avebench_0373",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/LzwYHvWECjQ.mp4",
    "duration": 26.052789,
    "question": "What is shown immediately after the sound of ocean waves crashing against rocks?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 14.0,
      "answer": "Immediately after the sound of ocean waves crashing against rocks, the video shows the silhouettes of two people standing at the mouth of a dark cave, looking out at a bright, choppy ocean."
    }
  },
  {
    "id": "cat7_coin_1161",
    "category": "Cat7",
    "video_path": "media/coin/videos/1qAKwHs-xJc.mp4",
    "duration": 193.12,
    "question": "What happens next after a hand inserts a metal staple strip into a stapler?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 47.0,
      "relation": "after",
      "target_start": 48.0,
      "target_end": 50.0,
      "answer": "After the metal staple strip is fully inserted, the person closes the clear plastic cover on the stapler."
    }
  },
  {
    "id": "cat7_r-avst_0634",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/CeD0DWsDQDA.mp4",
    "duration": 69.172245,
    "question": "What does the person do right after the man talks to the camera?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 20.9,
      "relation": "after",
      "target_start": 20.9,
      "target_end": 30.9,
      "answer": "After the man talks to the camera, the camera moves to a close-up of his hand holding a small, reflective object, before cutting to a silhouette of him against a bright sky."
    }
  },
  {
    "id": "cat7_r-avst_0598",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-6v1PqgFrDk.mp4",
    "duration": 425.821,
    "question": "What action occurs right after a man holds a table tennis paddle?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 26.1,
      "relation": "after",
      "target_start": 26.1,
      "target_end": 36.1,
      "answer": "The man in the dark blue shirt hits the ball back and forth over the net to the other player."
    }
  },
  {
    "id": "cat7_coin_0813",
    "category": "Cat7",
    "video_path": "media/coin/videos/4j1Xb4_R5IY.mp4",
    "duration": 118.839722,
    "question": "What is shown immediately before a person cuts a grid into a watermelon and removes a slice?",
    "answer": {
      "anchor_start": 39.0,
      "anchor_end": 56.0,
      "relation": "before",
      "target_start": 30.0,
      "target_end": 38.0,
      "answer": "A person cuts a small, round watermelon in half with a large knife on a black cutting board, their hands with red nail polish visible as they slice through the fruit, while guitar music plays in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0578",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/-Lh900sOUwI.mp4",
    "duration": 92.32254,
    "question": "What happens immediately after a person plays an electric guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The sound of the guitar being played is audible as the person continues standing indoors wearing a blue and white striped shirt."
    }
  },
  {
    "id": "cat7_ov-avebench_0107",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/0vC6CHaPjIE.mp4",
    "duration": 264.126984,
    "question": "What action occurs right after the slot machine's wheel spins?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the slot machine's wheel spins and lands on '184 GAMES', the view shifts to show the main game reels featuring images of a woman with a mustache."
    }
  },
  {
    "id": "cat7_coin_0152",
    "category": "Cat7",
    "video_path": "media/coin/videos/wlO7ay8i88U.mp4",
    "duration": 151.958333,
    "question": "What happens immediately after a person peels protective film from a tablet screen?",
    "answer": {
      "anchor_start": 112.5,
      "anchor_end": 131.5,
      "relation": "after",
      "target_start": 131.5,
      "target_end": 141.5,
      "answer": "After peeling the protective film from the tablet screen, the person uses a yellow microfiber cloth to wipe the screen clean."
    }
  },
  {
    "id": "cat7_perception_test_1273",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5384.mp4",
    "duration": 30.866666666666667,
    "question": "What is shown immediately before a person places a small cardboard square on a larger one with a hole?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 11.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "A person's hand picks up a square piece of cardboard with a rectangular hole in the center from a wooden table, holds it up, and then places it back down."
    }
  },
  {
    "id": "cat7_maverix_2009",
    "category": "Cat7",
    "video_path": "media/maverix/videos/UujIczlMbQg.mp4",
    "duration": 119.071927,
    "question": "What is shown immediately after a character fires a rocket?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 56.0,
      "relation": "after",
      "target_start": 56.0,
      "target_end": 59.0,
      "answer": "After the character fires a rocket, a large, dark enemy on the right is engulfed in flames and then vanishes in a puff of smoke, while the character in blue armor stands in the center of a circular area of effect."
    }
  },
  {
    "id": "cat7_llp__avvp_2573",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/18eo1PeY1KM.mp4",
    "duration": 10.01,
    "question": "What is shown immediately before the basketball is dribbled with a bouncing sound?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 5.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Immediately before the basketball is dribbled with a bouncing sound, a logo for 'iLuv BBall .com' is displayed inside a white circle with a basketball design, set against a black background with a film strip border, accompanied by a single, low-pitched musical note."
    }
  },
  {
    "id": "cat7_ov-avebench_0034",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/75BiOswLc10.mp4",
    "duration": 60.046803,
    "question": "Describe what happens right before the woman burps and covers her mouth.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A man in a black shirt stands between two women in a room with orange curtains, gesturing with his hand while speaking, causing the woman in the middle to react with a surprised expression, before the scene cuts to a close-up of the blonde woman who begins to speak."
    }
  },
  {
    "id": "cat7_maverix_2443",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "Describe what happens right before a woman pats a blue bag of frozen vegetables on her lap.",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "before",
      "target_start": 318.0,
      "target_end": 321.0,
      "answer": "A young girl with glasses and a pink flower in her hair lies on a couch, talking and hugging a white stuffed animal, while a woman in a blue shirt sits beside her holding a baby doll."
    }
  },
  {
    "id": "cat7_r-avst_0620",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/3ISCjujmTtc.mp4",
    "duration": 274.204444,
    "question": "What does the person do right after a drumstick hits a snare drum?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 52.0,
      "relation": "after",
      "target_start": 52.0,
      "target_end": 62.0,
      "answer": "After the drumstick hits the snare drum, the man continues playing, striking the drum and a nearby cymbal while wearing headphones, with the camera focusing on his hands and the black, sparkly drum."
    }
  },
  {
    "id": "cat7_coin_1121",
    "category": "Cat7",
    "video_path": "media/coin/videos/NrugvefxR6E.mp4",
    "duration": 217.988933,
    "question": "What happens next after a hand moves a metal cup away from a pressure cooker?",
    "answer": {
      "anchor_start": 44.0,
      "anchor_end": 53.0,
      "relation": "after",
      "target_start": 53.0,
      "target_end": 62.0,
      "answer": "After the hand moves the metal cup away from the pressure cooker, the person pours the water from the cup into a larger pot containing rice that is sitting on a gas stove."
    }
  },
  {
    "id": "cat7_ave_0330",
    "category": "Cat7",
    "video_path": "media/ave/videos/-IBinZS3e2I.mp4",
    "duration": 10.01,
    "question": "What can be observed right before a man cuts drywall with an electric saw?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "A man in a blue work uniform is kneeling on a wooden floor, preparing to cut a large, grey, flexible sheet of material with a yellow power tool, which then begins making an audible sound as he starts cutting."
    }
  },
  {
    "id": "cat7_ov-avebench_0276",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/FXaFJAmZEiE.mp4",
    "duration": 14.001633,
    "question": "What happens next after the ambulance siren starts blaring?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 13.0,
      "relation": "after",
      "target_start": 13.0,
      "target_end": 14.0016,
      "answer": "After the ambulance siren starts blaring, the rear of a white ambulance with flashing red lights is seen driving alongside a large white truck on a city street."
    }
  },
  {
    "id": "cat7_coin_1445",
    "category": "Cat7",
    "video_path": "media/coin/videos/5OPRXoHzAg0.mp4",
    "duration": 214.529156,
    "question": "What does the person do right before a gloved hand chisels a weld seam?",
    "answer": {
      "anchor_start": 172.0,
      "anchor_end": 181.0,
      "relation": "before",
      "target_start": 113.0,
      "target_end": 171.0,
      "answer": "The person uses a green laser pointer to illuminate a dark, textured surface, moving the beam around to reveal the rough texture and small insects crawling on it, while their hand and a thin rod are visible as they manipulate the laser."
    }
  },
  {
    "id": "cat7_ov-avebench_0380",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/2EIM_iSOGk8.mp4",
    "duration": 387.006984,
    "question": "What occurs immediately after the man plays the mandolin?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man plays the mandolin, he speaks to the camera while gesturing with his hands and the instrument, then lifts the mandolin to show it, with other string instruments like a banjo and another mandolin hanging on the rustic wooden wall behind him."
    }
  },
  {
    "id": "cat7_ov-avebench_0620",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/9LI_Z4Xh-40.mp4",
    "duration": 218.940952,
    "question": "What can be observed right after a person plays a bass guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "Right after the person plays the bass guitar, their left hand remains on the fretboard and their right hand is seen plucking the strings, producing a musical note."
    }
  },
  {
    "id": "cat7_ave_0323",
    "category": "Cat7",
    "video_path": "media/ave/videos/-r8VXRqHpmg.mp4",
    "duration": 10.0,
    "question": "What can be observed right before a white bus with \"Surya Mulya\" passes by?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 4.0,
      "answer": "Right before the white bus with 'Surya Mulya' passes by, a lime green bus drives past the camera, followed by a red van and then a white and green bus, with the sound of a vehicle horn heard."
    }
  },
  {
    "id": "cat7_coin_1411",
    "category": "Cat7",
    "video_path": "media/coin/videos/Wj3ifOHoDIg.mp4",
    "duration": 171.1775,
    "question": "What is shown immediately before the man holds the white rope horizontally with both hands?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 69.0,
      "relation": "before",
      "target_start": 65.0,
      "target_end": 68.0,
      "answer": "The man, wearing glasses and a dark blue shirt, stands in front of a white wall holding the white rope and gestures with his hands while speaking."
    }
  },
  {
    "id": "cat7_ov-avebench_0011",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/agVSvEAmjKU.mp4",
    "duration": 22.616236,
    "question": "What happens next after a person burps loudly?",
    "answer": {
      "anchor_start": 9.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "A different young woman with long hair makes a series of loud burping sounds while looking at the camera."
    }
  },
  {
    "id": "cat7_ave_0086",
    "category": "Cat7",
    "video_path": "media/ave/videos/4LaTWnw4_Z8.mp4",
    "duration": 10.061281,
    "question": "What action occurs right before the motorcycle racer leans into a turn?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 5.0,
      "answer": "The two motorcyclists are racing around a paved, curving road, with the first rider on a red motorcycle followed closely by a second rider on a grey motorcycle, as they approach the turn while passing a crowd of spectators standing behind a metal fence on the grassy roadside."
    }
  },
  {
    "id": "cat7_coin_0399",
    "category": "Cat7",
    "video_path": "media/coin/videos/wtYxVPXkdek.mp4",
    "duration": 90.931034,
    "question": "What does the person do right after tightening a screw to secure the armrest?",
    "answer": {
      "anchor_start": 52.0,
      "anchor_end": 67.0,
      "relation": "after",
      "target_start": 67.0,
      "target_end": 77.0,
      "answer": "After tightening the screw to secure the armrest, the person presses a button on the side of the black office chair, then lifts the seat and aligns it with the base to attach them together."
    }
  },
  {
    "id": "cat7_r-avst_0404",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/6QUr6pFx4dA.mp4",
    "duration": 599.061,
    "question": "What happens immediately after a man plucks the strings of a harp?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 53.3,
      "relation": "after",
      "target_start": 53.3,
      "target_end": 63.3,
      "answer": "The man continues playing the harp, plucking the strings with both hands while focused on the instrument, accompanied by the audible sound of the harp under the stage lighting."
    }
  },
  {
    "id": "cat7_coin_1500",
    "category": "Cat7",
    "video_path": "media/coin/videos/3j0qLDNHSsU.mp4",
    "duration": 196.417589,
    "question": "What occurs immediately before a hand places two tomato slices on cheese-covered bread?",
    "answer": {
      "anchor_start": 109.0,
      "anchor_end": 150.0,
      "relation": "before",
      "target_start": 99.0,
      "target_end": 109.0,
      "answer": "A person wearing a white glove uses a knife to slice a red tomato on a white cutting board. The camera then pans up to show the person's torso and the surrounding kitchen area."
    }
  },
  {
    "id": "cat7_coin_0001",
    "category": "Cat7",
    "video_path": "media/coin/videos/SN_IhH4PDPo.mp4",
    "duration": 85.728067,
    "question": "Describe what happens right before the man pumps butane from an upside-down can into a lighter's bottom.",
    "answer": {
      "anchor_start": 50.0,
      "anchor_end": 57.0,
      "relation": "before",
      "target_start": 43.0,
      "target_end": 50.0,
      "answer": "The man stands behind a counter in a store and picks up a can of butane, holding it upside down and shaking it as he prepares to attach it to the lighter."
    }
  },
  {
    "id": "cat7_ov-avebench_0628",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3OxJ7KtIb2A.mp4",
    "duration": 283.956825,
    "question": "What can be observed right after a man plays a saxophone on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "Right after the man plays a saxophone on stage, a band continues performing under blue lighting, with a bald man in a light-colored jacket playing a guitar and another band member to his left playing a flute-like instrument, whose sound is audible."
    }
  },
  {
    "id": "cat7_coin_0157",
    "category": "Cat7",
    "video_path": "media/coin/videos/4TzjH1zaDfw.mp4",
    "duration": 117.306667,
    "question": "What is shown immediately before a hand crushes a garlic clove with a knife?",
    "answer": {
      "anchor_start": 54.5,
      "anchor_end": 56.0,
      "relation": "before",
      "target_start": 52.5,
      "target_end": 54.0,
      "answer": "A woman in a blue shirt is in a kitchen, speaking while using a knife to smash a clove of garlic on a white cutting board."
    }
  },
  {
    "id": "cat7_perception_test_1722",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2181.mp4",
    "duration": 26.49365574760632,
    "question": "What does the person do right before placing a book in a handbag?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The person's hands move towards the book."
    }
  },
  {
    "id": "cat7_llp__avvp_1102",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "What does the person do right before the audience claps in rhythm with the music?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The man is standing on stage wearing a black jacket and a baseball cap, looking down and to his right, when a loud, high-pitched electronic tone is heard just before the audience begins clapping in rhythm with the music."
    }
  },
  {
    "id": "cat7_coin_0422",
    "category": "Cat7",
    "video_path": "media/coin/videos/ewEgaqha1rg.mp4",
    "duration": 235.659311,
    "question": "What does the person do right before stirring a creamy substance in a double boiler?",
    "answer": {
      "anchor_start": 143.0,
      "anchor_end": 147.0,
      "relation": "before",
      "target_start": 139.0,
      "target_end": 143.0,
      "answer": "The woman holds a white cube and speaks to the camera before stirring the creamy substance in the double boiler."
    }
  },
  {
    "id": "cat7_ave_0343",
    "category": "Cat7",
    "video_path": "media/ave/videos/0iaK9Evi2_U.mp4",
    "duration": 10.01,
    "question": "Describe what happens right before the cat eats from the bowl on the floor.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A calico kitten is eating wet food from a small orange plate on a tiled floor, with a person's leg in blue jeans visible next to the plate."
    }
  },
  {
    "id": "cat7_coin_0729",
    "category": "Cat7",
    "video_path": "media/coin/videos/BNAtm16kVkc.mp4",
    "duration": 37.848522,
    "question": "What is shown immediately before a hand cuts parallel strips into a mango half without cutting the skin?",
    "answer": {
      "anchor_start": 17.0,
      "anchor_end": 19.0,
      "relation": "before",
      "target_start": 12.0,
      "target_end": 15.0,
      "answer": "A person uses a knife to slice a mango on a white cutting board, with the text 'SLICE AROUND SEED' displayed on the right side of the screen."
    }
  },
  {
    "id": "cat7_llp__avvp_2766",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/LH_cTOUJPhU.mp4",
    "duration": 10.0,
    "question": "What is shown immediately after a person blends a brown liquid in a blender?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After blending, the person lifts the pitcher to show the pinkish liquid to the camera."
    }
  },
  {
    "id": "cat7_coin_0612",
    "category": "Cat7",
    "video_path": "media/coin/videos/BM8H9eE6jhI.mp4",
    "duration": 165.066667,
    "question": "What occurs immediately after a person presses down on a blender lid's cap to activate it?",
    "answer": {
      "anchor_start": 93.0,
      "anchor_end": 109.0,
      "relation": "after",
      "target_start": 109.0,
      "target_end": 119.0,
      "answer": "After the person presses down on the blender lid's cap to activate it, the blender operates and the resulting yellow liquid is poured through a sieve into a glass, with the sound of the blender motor followed by the sound of liquid being poured."
    }
  },
  {
    "id": "cat7_coin_0245",
    "category": "Cat7",
    "video_path": "media/coin/videos/V_BwPfCh1Z0.mp4",
    "duration": 37.685978,
    "question": "What does the person do right after inserting the SIM card into the tray?",
    "answer": {
      "anchor_start": 24.0,
      "anchor_end": 27.0,
      "relation": "after",
      "target_start": 28.0,
      "target_end": 36.0,
      "answer": "The person places the phone back down on the table."
    }
  },
  {
    "id": "cat7_ave_0304",
    "category": "Cat7",
    "video_path": "media/ave/videos/1SMerEFcw_E.mp4",
    "duration": 10.0,
    "question": "What occurs immediately after the goat lies on the hay and bleats?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "The scene cuts to a man and a woman standing and talking in a room with a cinder block wall."
    }
  },
  {
    "id": "cat7_llp__avvp_1652",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "Describe what happens right after a man is interviewed by a woman with a microphone.",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "Right after the man is interviewed by the woman with a microphone, the video shows close-up shots of people in a crowd at a sporting event, including a man with glasses shouting, a person in a red shirt and white headband yelling, and finally a blurry, fast-moving view of someone in a red shirt against a blue sky, possibly jumping or being lifted."
    }
  },
  {
    "id": "cat7_coin_1281",
    "category": "Cat7",
    "video_path": "media/coin/videos/tZPTWIFdn4A.mp4",
    "duration": 305.666667,
    "question": "What occurs immediately after a person rinses a small dog in a sink with a handheld shower head?",
    "answer": {
      "anchor_start": 181.0,
      "anchor_end": 208.0,
      "relation": "after",
      "target_start": 208.0,
      "target_end": 218.0,
      "answer": "After rinsing the small dog in the sink, the person continues holding the puppy with one hand while using the other to rinse its back and belly under the faucet, with a purple towel on the counter nearby."
    }
  },
  {
    "id": "cat7_llp__avvp_2485",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/5a_l3dBvgFM.mp4",
    "duration": 10.031679,
    "question": "What can be observed right after a telephone rings for an incoming call?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "Right after the telephone rings, a person is seen sitting at a desk in a room with green walls, talking on a landline phone while holding the receiver to their ear and writing on a yellow notepad. A red telephone and a white object are also present on the desk."
    }
  },
  {
    "id": "cat7_coin_1652",
    "category": "Cat7",
    "video_path": "media/coin/videos/qkguKz3BrJI.mp4",
    "duration": 67.337867,
    "question": "What follows right after a person places a SIM card into a tray?",
    "answer": {
      "anchor_start": 49.0,
      "anchor_end": 52.0,
      "relation": "after",
      "target_start": 52.0,
      "target_end": 55.0,
      "answer": "The person holds the SIM card tray, which now contains a white SIM card, up to the camera, showing the numbers printed on the card."
    }
  },
  {
    "id": "cat7_ave_0042",
    "category": "Cat7",
    "video_path": "media/ave/videos/4dbhc3pklcQ.mp4",
    "duration": 10.04644,
    "question": "What happens immediately after the dog barks in the forest?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 10.0464,
      "answer": "After the dog barks, it stops and begins to dig at the ground with its front paws."
    }
  },
  {
    "id": "cat7_r-avst_0556",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/x0fI4QXOz9M.mp4",
    "duration": 59.814603,
    "question": "What does the person do right after the dog runs around the toy roller coaster?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 29.9,
      "relation": "after",
      "target_start": 29.9,
      "target_end": 39.9,
      "answer": "The person does not appear in the description of what happens after the dog runs around the toy roller coaster; only the dog's actions are described."
    }
  },
  {
    "id": "cat7_coin_1595",
    "category": "Cat7",
    "video_path": "media/coin/videos/DmGXgVgoKSY.mp4",
    "duration": 167.508333,
    "question": "What is shown immediately after the man pulls a white rope taut with both hands?",
    "answer": {
      "anchor_start": 94.0,
      "anchor_end": 96.0,
      "relation": "after",
      "target_start": 96.0,
      "target_end": 99.0,
      "answer": "The man brings his hands together in front of his chest to manipulate the long, white, flexible object he is holding."
    }
  },
  {
    "id": "cat7_coin_0182",
    "category": "Cat7",
    "video_path": "media/coin/videos/EDL0gMCqz7g.mp4",
    "duration": 150.231667,
    "question": "What happens immediately before a paperclip is inserted into a brass padlock's keyhole?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 147.0,
      "relation": "before",
      "target_start": 65.0,
      "target_end": 67.0,
      "answer": "A person inserts a small, bent metal tool into the keyhole of a brass-colored padlock and begins to manipulate it."
    }
  },
  {
    "id": "cat7_coin_0789",
    "category": "Cat7",
    "video_path": "media/coin/videos/0aVupKCufGg.mp4",
    "duration": 94.040811,
    "question": "What does the person do right after using a pump to inflate the tire?",
    "answer": {
      "anchor_start": 35.0,
      "anchor_end": 88.0,
      "relation": "after",
      "target_start": 88.0,
      "target_end": 94.0408,
      "answer": "Right after using the pump to inflate the tire, the scene cuts to a white screen displaying a black logo with the letters 'MG' inside a flower-like shape and the text 'MadeGood.org' below it."
    }
  },
  {
    "id": "cat7_coin_0350",
    "category": "Cat7",
    "video_path": "media/coin/videos/2O87pliAdpg.mp4",
    "duration": 115.31,
    "question": "Describe what happens right before the man places a red jack stand under the car.",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 80.0,
      "relation": "before",
      "target_start": 36.0,
      "target_end": 67.0,
      "answer": "The person wearing blue jeans and white gloves pumps the handle of the red floor jack up and down, lifting the car's wheel off the concrete floor."
    }
  },
  {
    "id": "cat7_coin_1107",
    "category": "Cat7",
    "video_path": "media/coin/videos/6QXhWrW38ko.mp4",
    "duration": 230.666667,
    "question": "What action occurs right after wrapping Teflon tape around a shower arm thread?",
    "answer": {
      "anchor_start": 160.0,
      "anchor_end": 167.0,
      "relation": "after",
      "target_start": 168.0,
      "target_end": 214.0,
      "answer": "The person screws a bronze shower head onto the shower arm, tightens it with a wrench, turns on the water to test for leaks, and after confirming it's secure, pushes the shower arm back flush against the wall."
    }
  },
  {
    "id": "cat7_llp__avvp_0838",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "What happens next after the cellist plays the cello with a bow?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 10.0,
      "answer": "After the cellist plays the cello with a bow, both the violinist and the cellist stand on the stage in front of a sign that reads 'Violin & Cello Duo Recital' and bow to the audience, who are applauding."
    }
  },
  {
    "id": "cat7_ave_0319",
    "category": "Cat7",
    "video_path": "media/ave/videos/12pTWInk-LI.mp4",
    "duration": 10.01,
    "question": "What occurs immediately before the Eageways bus is stationary with its wheels visible?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 4.0,
      "answer": "The camera pans across the side of a red and silver bus at night, revealing the word 'Eagleways' in white lettering, just before the bus is seen stationary with its wheels visible."
    }
  },
  {
    "id": "cat7_coin_0357",
    "category": "Cat7",
    "video_path": "media/coin/videos/3gcIxgZ6yi0.mp4",
    "duration": 83.173867,
    "question": "What happens next after hands pour liquid into a bowl of ice?",
    "answer": {
      "anchor_start": 29.0,
      "anchor_end": 31.0,
      "relation": "after",
      "target_start": 32.0,
      "target_end": 34.0,
      "answer": "The hands place a small, clear cup containing a purple substance into the bowl of ice and then move away, leaving the cup sitting in the ice."
    }
  },
  {
    "id": "cat7_coin_1252",
    "category": "Cat7",
    "video_path": "media/coin/videos/6CfU9D1zGSI.mp4",
    "duration": 100.356633,
    "question": "What is shown immediately after a hand pours vinegar into a sink onto white powder?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 47.0,
      "relation": "after",
      "target_start": 48.0,
      "target_end": 100.0,
      "answer": "After a hand pours vinegar into a sink onto white powder, a person pours water from a green kettle into a white sink that has a clogged drain with a dark, fibrous blockage, while text overlays appear on the screen saying 'BOILED WATER', 'PLEASE SUBSCRIBE', and 'A VIDEO YOU MAY ENJOY' with arrows pointing to 'SUBSCRIBE' and 'MY LATEST VIDEO'."
    }
  },
  {
    "id": "cat7_perception_test_1354",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7108.mp4",
    "duration": 28.557067539464242,
    "question": "Describe what happens right after a hand picks up a silver can.",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 3.1,
      "relation": "after",
      "target_start": 3.1,
      "target_end": 6.1,
      "answer": "After the hand picks up the silver can, it moves the object slightly on the light-colored cutting board on the black table, with a green plastic bottle visible in the background."
    }
  },
  {
    "id": "cat7_coin_0060",
    "category": "Cat7",
    "video_path": "media/coin/videos/pGkg8sFpBqI.mp4",
    "duration": 106.323333,
    "question": "What can be observed right before a person uses a yellow push broom to spread powder on a greasy stain?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 73.0,
      "relation": "before",
      "target_start": 47.0,
      "target_end": 55.0,
      "answer": "A person wearing blue jeans and brown shoes stands on a concrete surface next to a curb, holding a small white container and sprinkling a white, granular powder onto a dark, wet stain on the ground."
    }
  },
  {
    "id": "cat7_coin_0613",
    "category": "Cat7",
    "video_path": "media/coin/videos/0-KNi82OfNw.mp4",
    "duration": 144.125,
    "question": "What action occurs right before a person pours hot water into a ceramic bowl?",
    "answer": {
      "anchor_start": 51.0,
      "anchor_end": 102.0,
      "relation": "before",
      "target_start": 41.0,
      "target_end": 51.0,
      "answer": "The person places the spoon down and closes the silver tin after adding matcha powder to the ceramic bowl."
    }
  },
  {
    "id": "cat7_r-avst_0269",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1pCR9eDSO2I.mp4",
    "duration": 658.081,
    "question": "What happens next after a person raises their hands in the air?",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 11.8,
      "relation": "after",
      "target_start": 11.8,
      "target_end": 14.8,
      "answer": "The person joins a group of people who are clapping in unison, and the sound of their synchronized clapping is audible."
    }
  },
  {
    "id": "cat7_r-avst_0054",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1hoUEfsTmdE.mp4",
    "duration": 191.378866,
    "question": "What can be observed right after a girl sings into a pink toy microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 39.5,
      "relation": "after",
      "target_start": 39.5,
      "target_end": 49.5,
      "answer": "Right after the girl sings into the pink toy microphone, she continues standing in front of the white door, moving her body and gesturing with her free hand while holding the pink and purple toy microphone."
    }
  },
  {
    "id": "cat7_coin_1566",
    "category": "Cat7",
    "video_path": "media/coin/videos/7UTDmahoVVw.mp4",
    "duration": 207.423333,
    "question": "What can be observed right before the hands place the black laptop screen into the chassis?",
    "answer": {
      "anchor_start": 144.5,
      "anchor_end": 148.5,
      "relation": "before",
      "target_start": 140.5,
      "target_end": 144.5,
      "answer": "Right before the hands place the black laptop screen into the chassis, a hand points to a small connector on the back of the laptop screen while the laptop is open and displaying a black background with the 'wondershare' logo."
    }
  },
  {
    "id": "cat7_r-avst_0111",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1nzr0Hb_4_Y.mp4",
    "duration": 172.222404,
    "question": "What is shown immediately before the man gestures with his right hand?",
    "answer": {
      "anchor_start": 30.6,
      "anchor_end": 33.6,
      "relation": "before",
      "target_start": 27.6,
      "target_end": 30.6,
      "answer": "A group of musicians is on a stage, with a woman in a blue dress playing a violin, a man in a black shirt holding a large drum, another man playing a banjo, and a person seated at a keyboard in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_2310",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "What occurs immediately after a person says 'get him up, Bill'?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "After a person says 'get him up, Bill', the camera pans up the front of a silver car, showing its black front bumper and grille, and a cat meows followed by a man speaking."
    }
  },
  {
    "id": "cat7_ave_0092",
    "category": "Cat7",
    "video_path": "media/ave/videos/1PtJ6jckef0.mp4",
    "duration": 10.0,
    "question": "What is shown immediately before the woman speaks into the microphone?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "Immediately before the woman speaks into the microphone, she is standing at a podium wearing a dark headscarf, flanked by two men on either side, with a solid green background behind them."
    }
  },
  {
    "id": "cat7_ov-avebench_0580",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/1pY3SiwwkRo.mp4",
    "duration": 195.929977,
    "question": "What does the person do right after playing an electric guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The person continues sitting and playing the electric guitar, with their left hand pressing down on the fretboard and their right hand strumming or picking, while distorted electric guitar music is heard."
    }
  },
  {
    "id": "cat7_coin_0023",
    "category": "Cat7",
    "video_path": "media/coin/videos/PBZ09GEbYAE.mp4",
    "duration": 65.433333,
    "question": "What action occurs right after a man in a white karate gi performs a series of kata movements?",
    "answer": {
      "anchor_start": 12.0,
      "anchor_end": 61.0,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 65.0,
      "answer": "After performing a series of kata movements, the man bows deeply and then straightens up while standing on a wooden floor, with a 'Torbay Karate Club' sign visible in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0595",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/5sfQQb6HpSc.mp4",
    "duration": 383.268571,
    "question": "What occurs immediately after a person whistles?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 14.0,
      "answer": "After a person whistles, two men in red t-shirts sit side-by-side signing in American Sign Language, with the man on the left wearing a 'HEART' shirt and the man on the right wearing a 'TALENT' shirt, in front of a large UFC event background and a text overlay listing topics such as 'UFC 170 Recap' and 'MacDonald defeats Maia'."
    }
  },
  {
    "id": "cat7_ov-avebench_0114",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/9Qi87gYJ1UY.mp4",
    "duration": 145.751655,
    "question": "What does the person do right after playing a bass guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After playing the bass guitar, the man continues sitting in the room with guitars hanging on the wall behind him, wearing his hat and orange shirt."
    }
  },
  {
    "id": "cat7_coin_1108",
    "category": "Cat7",
    "video_path": "media/coin/videos/0siIuxPtRN4.mp4",
    "duration": 95.085711,
    "question": "What occurs immediately after honey is poured from a plastic bottle into a bowl?",
    "answer": {
      "anchor_start": 38.0,
      "anchor_end": 41.0,
      "relation": "after",
      "target_start": 41.0,
      "target_end": 44.0,
      "answer": "After honey is poured from a plastic bottle into a bowl, a hand places a lid on a blender jar containing peeled oranges and a liquid, then turns on the blender, blending the contents into a frothy, orange-colored liquid."
    }
  },
  {
    "id": "cat7_coin_0463",
    "category": "Cat7",
    "video_path": "media/coin/videos/86zVo1qQNis.mp4",
    "duration": 186.015,
    "question": "What does the person do right before wiping the wire bars of the hamster cage?",
    "answer": {
      "anchor_start": 89.0,
      "anchor_end": 132.0,
      "relation": "before",
      "target_start": 79.0,
      "target_end": 89.0,
      "answer": "The person rinses the green and clear plastic components of the pet cage under a running faucet and lays them out in a tray to dry."
    }
  },
  {
    "id": "cat7_ave_0320",
    "category": "Cat7",
    "video_path": "media/ave/videos/2Lej8aE00uw.mp4",
    "duration": 10.007339,
    "question": "What can be observed right after a bus drives on a road?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Right after the bus drives on the road, a silver minivan follows it and then turns left, crossing the bus's path, with a car visible behind the minivan."
    }
  },
  {
    "id": "cat7_coin_0375",
    "category": "Cat7",
    "video_path": "media/coin/videos/ZeFGg1eH8iI.mp4",
    "duration": 55.031289,
    "question": "What is shown immediately before a person seals a jar with a blue lid?",
    "answer": {
      "anchor_start": 32.0,
      "anchor_end": 33.0,
      "relation": "before",
      "target_start": 23.0,
      "target_end": 31.0,
      "answer": "A person's hands are placing sliced green vegetables into a glass jar filled with a yellow liquid, which is sitting on a white cutting board."
    }
  },
  {
    "id": "cat7_ov-avebench_0111",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/0j2DH0NpCUw.mp4",
    "duration": 188.847891,
    "question": "Describe what happens right after the young man plays the electric guitar.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "After the young man plays the electric guitar, he continues strumming and moving his head and body to the loud, distorted rock music with a male vocalist, standing in front of a white door with frosted glass panels and a couch, with an acoustic guitar and a black amplifier visible in the background."
    }
  },
  {
    "id": "cat7_r-avst_0110",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1nzr0Hb_4_Y.mp4",
    "duration": 172.222404,
    "question": "What does the person do right after holding a drumstick and a drum?",
    "answer": {
      "anchor_start": 18.6,
      "anchor_end": 33.0,
      "relation": "after",
      "target_start": 33.0,
      "target_end": 43.0,
      "answer": "After holding a drumstick and a drum, the man in black continues to stand with the others as the man in the blue shirt turns and walks away."
    }
  },
  {
    "id": "cat7_llp__avvp_1283",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What is shown immediately before the audience cheers and claps enthusiastically?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "A band of six musicians plays a variety of string instruments, including a double bass, acoustic guitar, banjo, mandolin, and fiddle, on stage for an audience that includes several children."
    }
  },
  {
    "id": "cat7_coin_0939",
    "category": "Cat7",
    "video_path": "media/coin/videos/l25G34z_c6o.mp4",
    "duration": 142.336667,
    "question": "What happens immediately before a man in a yellow shirt lowers a toilet bowl onto a flange?",
    "answer": {
      "anchor_start": 113.0,
      "anchor_end": 120.0,
      "relation": "before",
      "target_start": 62.0,
      "target_end": 112.0,
      "answer": "The man installs a toilet wax ring onto the flange immediately before lowering the toilet bowl onto it."
    }
  },
  {
    "id": "cat7_coin_0970",
    "category": "Cat7",
    "video_path": "media/coin/videos/FzMm6yKrRNI.mp4",
    "duration": 123.413333,
    "question": "What happens immediately after a person cuts the back of a raw shrimp with scissors?",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 95.5,
      "relation": "after",
      "target_start": 97.0,
      "target_end": 112.5,
      "answer": "The person peels the shrimp over a red bowl, using their fingers to remove the shell and a dark vein from the shrimp's body."
    }
  },
  {
    "id": "cat7_coin_0655",
    "category": "Cat7",
    "video_path": "media/coin/videos/f_F6T6Jjfhc.mp4",
    "duration": 155.991644,
    "question": "What does the person do right after pulling a fuse from a battery?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 105.5,
      "relation": "after",
      "target_start": 106.0,
      "target_end": 108.0,
      "answer": "After pulling a fuse from a battery, the person presses a red button on top of a blue battery and then moves their hand away."
    }
  },
  {
    "id": "cat7_r-avst_0414",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/qwoyjr7tSBA.mp4",
    "duration": 616.081,
    "question": "What is shown immediately after a man sings into a microphone on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 28.0,
      "relation": "after",
      "target_start": 28.0,
      "target_end": 38.0,
      "answer": "The camera cuts between close-ups of the singer and wider shots showing the full band and the audience in the foreground, as he continues to sing accompanied by the guitarist and drummer under blue and purple stage lights."
    }
  },
  {
    "id": "cat7_coin_0257",
    "category": "Cat7",
    "video_path": "media/coin/videos/ubC-1DXt7TQ.mp4",
    "duration": 104.396667,
    "question": "What happens immediately before a hand screws a nut onto a bolt under a toilet bowl?",
    "answer": {
      "anchor_start": 64.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 60.0,
      "target_end": 62.0,
      "answer": "A person's hands lift the white toilet seat and lid assembly off the toilet bowl, after which the camera zooms in on the hinges, revealing the metal bolts that secure the seat to the bowl."
    }
  },
  {
    "id": "cat7_perception_test_0515",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4110.mp4",
    "duration": 29.506999599246623,
    "question": "What is shown immediately after a person places a cup on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After placing the cup on the table, the person picks up a green object from the table."
    }
  },
  {
    "id": "cat7_maverix_0401",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "Describe what happens right after a hand picks up a red bag of Starburst.",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "after",
      "target_start": 149.0,
      "target_end": 152.0,
      "answer": "After a hand picks up a red bag of Starburst, it moves the bag to the left, revealing more bags of Jelly Beans, and the sound of crinkling plastic is heard."
    }
  },
  {
    "id": "cat7_coin_1314",
    "category": "Cat7",
    "video_path": "media/coin/videos/28oOpIHZVNA.mp4",
    "duration": 106.045522,
    "question": "What action occurs right before a person uses a screwdriver to press a black button on a lighter?",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 88.0,
      "relation": "before",
      "target_start": 76.0,
      "target_end": 82.0,
      "answer": "The person uses a screwdriver to turn the flame adjuster screw on the side of the lighter after a text overlay appears instructing to 'Turn flame adjuster up' and after bringing a blue fuel canister near the lighter."
    }
  },
  {
    "id": "cat7_perception_test_1177",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1701.mp4",
    "duration": 34.80142122811791,
    "question": "What happens immediately after a hand places a USB charger on a tablecloth?",
    "answer": {
      "anchor_start": 29.8,
      "anchor_end": 31.8,
      "relation": "after",
      "target_start": 31.8,
      "target_end": 34.8,
      "answer": "After a hand places a USB charger on a tablecloth, the same hand repeatedly drops small, round, gold-colored coins onto the tablecloth, with the coins landing near the charger and other objects like a watch, a wine glass, a multi-tool, and a battery."
    }
  },
  {
    "id": "cat7_coin_0402",
    "category": "Cat7",
    "video_path": "media/coin/videos/FfuBO3-K8AQ.mp4",
    "duration": 194.721667,
    "question": "What is shown immediately after a hand places a bacon figurine on a balance scale?",
    "answer": {
      "anchor_start": 89.0,
      "anchor_end": 100.0,
      "relation": "after",
      "target_start": 101.0,
      "target_end": 189.0,
      "answer": "After a hand places a bacon figurine on a balance scale, the person slides the largest weight to the 100-gram mark, moves the middle weight to the 40-gram mark, and adjusts the smallest sliding weight to balance the scale, then points to the positions of the weights to read the measurement."
    }
  },
  {
    "id": "cat7_r-avst_0067",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/48fdPJsY1jg.mp4",
    "duration": 373.446531,
    "question": "Describe what happens right after the boy strikes the smaller tabla drum.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 47.5,
      "relation": "after",
      "target_start": 47.5,
      "target_end": 57.5,
      "answer": "After the boy strikes the smaller tabla drum, he continues playing the drums with his hands while sitting on the floor in front of the two tablas, wearing a grey zip-up hoodie, with a black speaker to his left and a white wall in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0060",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/fhEfJfc7muc.mp4",
    "duration": 72.167619,
    "question": "What does the person do right before burping loudly?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The person lowers their right hand and opens their mouth as if to speak or yawn."
    }
  },
  {
    "id": "cat7_r-avst_0147",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/0PHUQku2P5I.mp4",
    "duration": 179.792109,
    "question": "What follows right after a woman holds a multicolored umbrella?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 12.4,
      "relation": "after",
      "target_start": 12.4,
      "target_end": 22.4,
      "answer": "A man in a long, patterned orange coat and a mask stands on a raised platform, gesturing with his arms, surrounded by other performers in elaborate costumes and masks, many holding large, colorful umbrellas, on a stage with a decorative, textured backdrop."
    }
  },
  {
    "id": "cat7_coin_0414",
    "category": "Cat7",
    "video_path": "media/coin/videos/r4q_QOot_Po.mp4",
    "duration": 178.885,
    "question": "What happens immediately before a man plants a small green plant in soil?",
    "answer": {
      "anchor_start": 143.5,
      "anchor_end": 147.5,
      "relation": "before",
      "target_start": 137.0,
      "target_end": 141.0,
      "answer": "A person wearing a light-colored long-sleeved shirt crouches down and places a potted plant with large green leaves into a hole in the ground."
    }
  },
  {
    "id": "cat7_r-avst_0317",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/kh77cZfsDvc.mp4",
    "duration": 101.661,
    "question": "What follows right after the bull bellows?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 56.4,
      "relation": "after",
      "target_start": 56.4,
      "target_end": 66.4,
      "answer": "After the bull bellows, it continues to stand in the grassy field facing the camera, repeatedly opening and closing its mouth as if chewing cud while the wind blows."
    }
  },
  {
    "id": "cat7_coin_0227",
    "category": "Cat7",
    "video_path": "media/coin/videos/4ufBW5Cfpgw.mp4",
    "duration": 178.143489,
    "question": "Describe what happens right after the hands fold a white paper into a pinwheel shape.",
    "answer": {
      "anchor_start": 73.0,
      "anchor_end": 143.0,
      "relation": "after",
      "target_start": 144.0,
      "target_end": 156.0,
      "answer": "The hands use a thumbtack to secure the center of the folded paper, then attach a wooden stick to the tack, completing the pinwheel."
    }
  },
  {
    "id": "cat7_r-avst_0144",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/649lapAa-CQ.mp4",
    "duration": 110.641,
    "question": "What is shown immediately after a man plays a violin on a stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 63.5,
      "relation": "after",
      "target_start": 63.5,
      "target_end": 73.5,
      "answer": "Three men in black suits are on a stage, with two on the left holding trumpets and the man on the right playing a violin while also operating a keyboard, as a dramatic orchestral piece plays; a fourth person is crouched on the right side of the stage near a speaker."
    }
  },
  {
    "id": "cat7_r-avst_0637",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/54WAbde6sew.mp4",
    "duration": 230.621,
    "question": "What happens immediately after the fire truck drives across the tarmac?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 11.5,
      "relation": "after",
      "target_start": 11.5,
      "target_end": 21.5,
      "answer": "A title card reading 'Fire and rescue vehicles' appears, followed by a scene of a different, older red fire truck with a white stripe driving on a city street during the day."
    }
  },
  {
    "id": "cat7_coin_1346",
    "category": "Cat7",
    "video_path": "media/coin/videos/yUTVmJMmNdk.mp4",
    "duration": 146.285711,
    "question": "What is shown immediately after a woman spreads adhesive on a tile with a notched trowel?",
    "answer": {
      "anchor_start": 87.0,
      "anchor_end": 89.0,
      "relation": "after",
      "target_start": 90.0,
      "target_end": 101.5,
      "answer": "After spreading adhesive on a tile with a notched trowel, the woman places the tile on the floor and uses small white plastic spacers to ensure even spacing before repeating the process with adjacent tiles."
    }
  },
  {
    "id": "cat7_coin_1428",
    "category": "Cat7",
    "video_path": "media/coin/videos/3bVFMZGnfeg.mp4",
    "duration": 172.942222,
    "question": "What can be observed right before a person inflates a bicycle inner tube with a floor pump?",
    "answer": {
      "anchor_start": 90.0,
      "anchor_end": 98.0,
      "relation": "before",
      "target_start": 47.0,
      "target_end": 89.0,
      "answer": "Right before inflating the bicycle inner tube, the person removes the black rubber tire from the pink rim using a tire lever, takes out the inner tube, and cuts it open with scissors before fully removing it from the wheel."
    }
  },
  {
    "id": "cat7_ave_0046",
    "category": "Cat7",
    "video_path": "media/ave/videos/BXmugBgPWcA.mp4",
    "duration": 10.04644,
    "question": "What happens immediately before the dog barks at the camera?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The dog looks towards the camera, then turns its head and body to the right, moving away from the camera."
    }
  },
  {
    "id": "cat7_ov-avebench_0612",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/EsGA85Z3Wzs.mp4",
    "duration": 133.607619,
    "question": "Describe what happens right after the start button is pressed on the slot machine.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the start button is pressed, the reels on the 'KAJOT LINES' slot machine spin and stop multiple times, displaying various fruit symbols, bells, and a '7', while the credit balance decreases with each spin."
    }
  },
  {
    "id": "cat7_ov-avebench_0003",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/T710OEbZUKU.mp4",
    "duration": 182.903583,
    "question": "Describe what happens right before a man burps into the camera.",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 5.0,
      "answer": "A young man in a black tank top looks at the camera and yawns widely, then begins speaking as the background shifts from a kitchen to a room with a curtain and framed pictures on the wall."
    }
  },
  {
    "id": "cat7_perception_test_1693",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_665.mp4",
    "duration": 26.201570897506482,
    "question": "Describe what happens right before a person ties the laces of a shoe.",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person wearing a white t-shirt and black leggings stands indoors with their right foot, clad in a white and orange high-top sneaker with a black logo, resting on a surface next to a black and rose-gold thermos, while their left arm is raised and moving."
    }
  },
  {
    "id": "cat7_coin_0869",
    "category": "Cat7",
    "video_path": "media/coin/videos/0cYwoTNq71k.mp4",
    "duration": 153.065,
    "question": "What happens next after the person installs the glass car headlight bulb?",
    "answer": {
      "anchor_start": 105.5,
      "anchor_end": 109.5,
      "relation": "after",
      "target_start": 109.5,
      "target_end": 113.5,
      "answer": "After installing the glass car headlight bulb, the person aligns the bulb's connector with the socket and pushes it in, wiggling it to secure it in place."
    }
  },
  {
    "id": "cat7_llp__avvp_2158",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "What can be observed right after a person speaks during a monster truck event?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "Right after a person speaks, the large screen displays two monster trucks on a dirt track, with a blue and red truck on the ground and a green and black truck with a skull design airborne after launching off a ramp, all within a black border featuring a red Verizon logo at the top and bottom."
    }
  },
  {
    "id": "cat7_perception_test_1783",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2040.mp4",
    "duration": 25.42814379745548,
    "question": "What follows right after a person places a tablet on a table?",
    "answer": {
      "anchor_start": 20.8,
      "anchor_end": 25.4,
      "relation": "after",
      "target_start": 25.4,
      "target_end": 25.4281,
      "answer": "The person reaches forward with their right hand and touches the white tablet that is lying on the table."
    }
  },
  {
    "id": "cat7_ov-avebench_0719",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/M_JBp6bDjnw.mp4",
    "duration": 492.495238,
    "question": "What occurs immediately after the man strums an acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man strums the acoustic guitar, he continues holding it and turns it slightly to show its features while speaking, with a bookshelf, a guitar amplifier, and another guitar visible in the background."
    }
  },
  {
    "id": "cat7_perception_test_1027",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4421.mp4",
    "duration": 22.93511142218847,
    "question": "What action occurs right after a person puts a cat toy in a box?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 11.0,
      "answer": "After placing the cat toy in the box, the person picks up a different ball and places it in the box as well, followed by a series of short, high-pitched electronic beeps."
    }
  },
  {
    "id": "cat7_coin_0652",
    "category": "Cat7",
    "video_path": "media/coin/videos/2OUntondSkI.mp4",
    "duration": 156.711467,
    "question": "What action occurs right before positioning a screen protector on a smartphone?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 59.0,
      "relation": "before",
      "target_start": 52.0,
      "target_end": 56.0,
      "answer": "The woman peels the backing off the clear screen protector before positioning it on the smartphone."
    }
  },
  {
    "id": "cat7_perception_test_0095",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5753.mp4",
    "duration": 23.466666666666665,
    "question": "What does the person do right before screwing the cap onto the bottle?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 11.1,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "The man moves his hands near several plastic bottles on the table."
    }
  },
  {
    "id": "cat7_r-avst_0268",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1pCR9eDSO2I.mp4",
    "duration": 658.081,
    "question": "Describe what happens right before the person raises their hands.",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 11.8,
      "relation": "before",
      "target_start": 7.8,
      "target_end": 10.8,
      "answer": "A man in a striped shirt walks towards the camera while a group of young people stand and sit around tables in the background, and the sound of a crowd chanting is audible."
    }
  },
  {
    "id": "cat7_ov-avebench_0325",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/0tRkJ1CppTA.mp4",
    "duration": 52.035918,
    "question": "What is shown immediately after the small brown bird sings on a branch?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "After the small brown bird sings on a branch, it continues perched on the thin tree branch, repeatedly opening its beak wide as if singing or calling, with out-of-focus green leaves and branches in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_0891",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/N_x3pPx8TWk.mp4",
    "duration": 10.01,
    "question": "What happens next after a woman speaks into a microphone on stage?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the woman speaks into the microphone on stage, a person with long, light-colored hair begins dancing in the dark, crowded environment under flashing blue and purple lights, wearing a dark top with a red and white patterned design on the front."
    }
  },
  {
    "id": "cat7_coin_1247",
    "category": "Cat7",
    "video_path": "media/coin/videos/83G3J8dldOc.mp4",
    "duration": 132.166667,
    "question": "What is shown immediately before a person scrubs a metal pan with a green scouring pad?",
    "answer": {
      "anchor_start": 98.0,
      "anchor_end": 112.0,
      "relation": "before",
      "target_start": 91.0,
      "target_end": 97.0,
      "answer": "A person is washing a metal wok in a sink, holding it with tongs in one hand while scrubbing it under running water with the other."
    }
  },
  {
    "id": "cat7_ov-avebench_0007",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/YBeAPR2aFPY.mp4",
    "duration": 191.750385,
    "question": "What does the person do right before burping loudly?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "The woman, identified as LEE NEWTON, and the man, identified as ELLIOTT MORGAN, stand side-by-side against a white background, looking at the camera and speaking."
    }
  },
  {
    "id": "cat7_coin_0810",
    "category": "Cat7",
    "video_path": "media/coin/videos/wRrBUJfHSWI.mp4",
    "duration": 32.158333,
    "question": "Describe what happens right before the man uses a yellow tool on the Formula 1 car's tire.",
    "answer": {
      "anchor_start": 16.0,
      "anchor_end": 17.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 15.0,
      "answer": "A man in a striped shirt and cap is using an orange power tool on the rear wheel of a black and orange Formula 1 car, while another man in a white shirt stands behind him, and the car's rear wing displays the 'RENAULT' logo."
    }
  },
  {
    "id": "cat7_coin_0495",
    "category": "Cat7",
    "video_path": "media/coin/videos/Dcjw_VlX2fc.mp4",
    "duration": 130.053333,
    "question": "What follows right after a person operates a floor jack to lift a car?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 66.0,
      "relation": "after",
      "target_start": 66.0,
      "target_end": 76.0,
      "answer": "After the car is lifted, the man places a wheeled mechanic's creeper under the vehicle, which is now supported by jack stands, and lies down on it to slide underneath."
    }
  },
  {
    "id": "cat7_perception_test_0885",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8569.mp4",
    "duration": 18.31812180588963,
    "question": "What happens immediately after a person places a rolling pin on a plate?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.5,
      "relation": "after",
      "target_start": 1.5,
      "target_end": 4.5,
      "answer": "The person picks up a folded white t-shirt and places it on the dark wooden table in front of them."
    }
  },
  {
    "id": "cat7_ave_0394",
    "category": "Cat7",
    "video_path": "media/ave/videos/3bwwVglEWA0.mp4",
    "duration": 10.0,
    "question": "What can be observed right before the musician plays the accordion on stage?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "Right before the musician plays the accordion on stage, a close-up of the bassist is shown, followed by a wider shot of the full band, and then the scene cuts to a close-up of a drummer playing a cymbal."
    }
  },
  {
    "id": "cat7_perception_test_0468",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3840.mp4",
    "duration": 24.033333333333335,
    "question": "Describe what happens right after a person places a pink sweater on a pile of clothes.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After placing the pink sweater on the pile of clothes, the person continues standing near the wooden table where a glass pitcher and a blue and white fuzzy slipper are also present, while a continuous, low-pitched electronic tone plays."
    }
  },
  {
    "id": "cat7_coin_1657",
    "category": "Cat7",
    "video_path": "media/coin/videos/P4nHHLMfPaM.mp4",
    "duration": 59.743333,
    "question": "What does the person do right after pouring pink liquid over radishes in a jar?",
    "answer": {
      "anchor_start": 41.0,
      "anchor_end": 47.0,
      "relation": "after",
      "target_start": 49.0,
      "target_end": 59.0,
      "answer": "After pouring the pink liquid over the radishes, the person places lids on the two glass jars. They then position the jars on a dark surface next to a bottle of vinegar, and text overlays appear instructing to refrigerate the pickles and stating they will keep for several weeks, along with the words 'COOK ❤️ LOVE ❤️ HEAL'."
    }
  },
  {
    "id": "cat7_ave_0383",
    "category": "Cat7",
    "video_path": "media/ave/videos/27jUPieRDT8.mp4",
    "duration": 10.0,
    "question": "What can be observed right before a man plays an accordion?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "A woman and a young girl are sitting at a table outdoors, cutting a pink cake together."
    }
  },
  {
    "id": "cat7_coin_1160",
    "category": "Cat7",
    "video_path": "media/coin/videos/_8OJPszhlTQ.mp4",
    "duration": 65.201622,
    "question": "Describe what happens right before a person untwists the wire cage on a champagne bottle cork.",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 36.0,
      "relation": "before",
      "target_start": 26.0,
      "target_end": 29.0,
      "answer": "The woman wraps the champagne bottle in a white cloth and removes the foil."
    }
  },
  {
    "id": "cat7_llp__avvp_1177",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "What can be observed right before a basketball is dribbled by a player?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Right before the basketball is dribbled by a player, a group of young boys are playing on an indoor court, with one boy in a white jersey about to dribble while being defended by a boy in a maroon jersey, as other players move around the court."
    }
  },
  {
    "id": "cat7_r-avst_0035",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/7QMU0xkgF0U.mp4",
    "duration": 548.176689,
    "question": "What happens immediately before the man brings his arms together above his head?",
    "answer": {
      "anchor_start": 33.8,
      "anchor_end": 36.8,
      "relation": "before",
      "target_start": 30.8,
      "target_end": 33.8,
      "answer": "The man starts with his hands on his hips, then slowly raises his arms out to his sides with his palms facing up."
    }
  },
  {
    "id": "cat7_r-avst_0135",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-GTJNoTd14k.mp4",
    "duration": 394.221,
    "question": "What happens next after the race car passes on the left side of the track?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 12.0,
      "relation": "after",
      "target_start": 12.0,
      "target_end": 22.0,
      "answer": "After the race car passes on the left side of the track, the driver continues to follow a blue and white Porsche through turns, steering while wearing a white racing suit and helmet, with the onboard display showing the car's speed and track position, accompanied by the loud roar of the engine."
    }
  },
  {
    "id": "cat7_ave_0083",
    "category": "Cat7",
    "video_path": "media/ave/videos/1ElntnVDwas.mp4",
    "duration": 10.04644,
    "question": "What occurs immediately before the sports car speeds along the dirt road?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The vehicle is already driving at high speed along the dirt road, with its engine loudly audible and kicking up a large cloud of dust that obscures the view."
    }
  },
  {
    "id": "cat7_coin_0197",
    "category": "Cat7",
    "video_path": "media/coin/videos/tmlgPQddQDY.mp4",
    "duration": 134.048333,
    "question": "What happens immediately after people wash fish in a metal basin with water?",
    "answer": {
      "anchor_start": 79.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 87.0,
      "target_end": 95.0,
      "answer": "After washing fish in a metal basin with water, the group of people, mostly women wearing headscarves, are seen leaning over a long metal trough filled with water, washing their hands and arms. The camera then reveals a large crowd of people, many wearing turbans, waiting in line in a large, open-sided hall with a corrugated metal roof."
    }
  },
  {
    "id": "cat7_coin_1656",
    "category": "Cat7",
    "video_path": "media/coin/videos/0ph25DXAYas.mp4",
    "duration": 188.453144,
    "question": "What occurs immediately before a person ties a green ribbon around a blue gift box?",
    "answer": {
      "anchor_start": 93.0,
      "anchor_end": 128.0,
      "relation": "before",
      "target_start": 83.0,
      "target_end": 93.0,
      "answer": "A person with red nail polish cuts a long, blue, twisted paper decoration into two pieces using scissors, while the decoration is positioned over a blue gift-wrapped box that already has a green ribbon tied around it."
    }
  },
  {
    "id": "cat7_coin_0830",
    "category": "Cat7",
    "video_path": "media/coin/videos/aTmOn_TXm24.mp4",
    "duration": 148.305,
    "question": "What follows right after a hand applies glue to the 'O' key on a keyboard?",
    "answer": {
      "anchor_start": 90.0,
      "anchor_end": 96.0,
      "relation": "after",
      "target_start": 96.0,
      "target_end": 102.0,
      "answer": "After the hand applies glue to the 'O' key, the camera pans slightly across the keyboard."
    }
  },
  {
    "id": "cat7_coin_0577",
    "category": "Cat7",
    "video_path": "media/coin/videos/RQ26masias8.mp4",
    "duration": 145.96,
    "question": "What can be observed right after the athlete sprints toward the sandpit?",
    "answer": {
      "anchor_start": 51.0,
      "anchor_end": 61.0,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 71.0,
      "answer": "The athlete performs a long jump into the sandpit while several other people, including athletes and officials, stand on the track and field watching the event."
    }
  },
  {
    "id": "cat7_perception_test_0956",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4739.mp4",
    "duration": 19.03105552863373,
    "question": "What action occurs right after a hand picks up a bottle?",
    "answer": {
      "anchor_start": 3.8,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "After the hand picks up the bottle, it places the bottle on top of the tissue box."
    }
  },
  {
    "id": "cat7_ave_0023",
    "category": "Cat7",
    "video_path": "media/ave/videos/0qvQIuQoODo.mp4",
    "duration": 10.05127,
    "question": "What action occurs right before the man speaks?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The camera cuts to a close-up of a 3D animated bear character in a yellow and white striped shirt, who then appears to speak."
    }
  },
  {
    "id": "cat7_perception_test_1826",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10140.mp4",
    "duration": 17.589999755535093,
    "question": "What occurs immediately before a person places a blue object on a table?",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 11.5,
      "relation": "before",
      "target_start": 7.5,
      "target_end": 10.5,
      "answer": "The person pushes a green marble across a white cloth and then picks up a blue rectangular object from the table."
    }
  },
  {
    "id": "cat7_ov-avebench_0333",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/ChCmJfn62OU.mp4",
    "duration": 115.542494,
    "question": "What happens immediately before the airplane performs a flyby?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The dark-colored propeller airplane flies low across a grassy field, moving from the right side of the frame towards the left, with the sound of its engine audible."
    }
  },
  {
    "id": "cat7_perception_test_0318",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6184.mp4",
    "duration": 22.092155412802345,
    "question": "What happens immediately before a person puts a laptop into a backpack?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 4.5,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "A person's legs in blue jeans are visible near a cluttered coffee table that holds a closed laptop, a black backpack, a book titled 'The Toyota Way', a potted plant, a white desk lamp, and other personal belongings."
    }
  },
  {
    "id": "cat7_coin_1380",
    "category": "Cat7",
    "video_path": "media/coin/videos/HAUOEItfkao.mp4",
    "duration": 62.206256,
    "question": "What occurs immediately after a person levels soil in a tray with a tamper?",
    "answer": {
      "anchor_start": 33.0,
      "anchor_end": 38.0,
      "relation": "after",
      "target_start": 38.0,
      "target_end": 43.0,
      "answer": "After leveling the soil, a text overlay appears on a green background instructing to water the pot and place it into a heated propagator at the suggested temperature. Then, the pot is shown sitting on a bed of small stones as water is poured into it."
    }
  },
  {
    "id": "cat7_ave_0040",
    "category": "Cat7",
    "video_path": "media/ave/videos/McyzwLkySCM.mp4",
    "duration": 10.04644,
    "question": "Describe what happens right after the dog barks.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 10.0464,
      "answer": "After the dog barks, a person's hand enters the frame and pets the dog on the head. The video then cuts to a black screen with the text 'The End!' displayed."
    }
  },
  {
    "id": "cat7_ov-avebench_0668",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/4Ch_Dy0yUeU.mp4",
    "duration": 166.905034,
    "question": "What happens next after the drummer hits the hi-hat with drumsticks?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the drummer hits the hi-hat with the drumsticks, they strike the snare drum. The sound of the drum kit being played is audible."
    }
  },
  {
    "id": "cat7_ov-avebench_0002",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/sHXL47A97eg.mp4",
    "duration": 151.440544,
    "question": "What action occurs right before a person burps after drinking from a can?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "A young woman with long blonde hair, wearing a black furry hat and a yellow shirt, tilts her head back to finish drinking from a red and silver soda can."
    }
  },
  {
    "id": "cat7_coin_1570",
    "category": "Cat7",
    "video_path": "media/coin/videos/58HYW3vD52k.mp4",
    "duration": 181.3,
    "question": "What happens immediately after the man plants a small tree and pats down the soil?",
    "answer": {
      "anchor_start": 106.0,
      "anchor_end": 122.5,
      "relation": "after",
      "target_start": 123.0,
      "target_end": 137.0,
      "answer": "After planting the small tree and patting down the soil, the man stands up and steps back to look at his work."
    }
  },
  {
    "id": "cat7_r-avst_0460",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/DmGkhygs4_k.mp4",
    "duration": 15.001,
    "question": "What occurs immediately after a fighter lands a punch on his opponent's head?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "The fighter in black is hit and stumbles backward, bending over as the fight continues."
    }
  },
  {
    "id": "cat7_llp__avvp_0621",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "What does the person do right after speaking to the camera?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After speaking to the camera, the person is no longer shown, as the scene cuts to a low-angle shot of several people in dark suits gathered around a green poker table, with their hands raised in the air as cards and chips fly through the air above them."
    }
  },
  {
    "id": "cat7_ov-avebench_0169",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/CG81WWzF3PA.mp4",
    "duration": 697.504218,
    "question": "What is shown immediately before a woman speaks into a microphone while another stands beside her?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "A woman in a dark red dress stands in front of a seated audience in a rustic hall, speaking into a microphone."
    }
  },
  {
    "id": "cat7_ov-avebench_0119",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/CRBxroF27g4.mp4",
    "duration": 42.910476,
    "question": "Describe what happens right after fireworks burst in the night sky.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the fireworks burst in the night sky, the explosion creates multiple smaller trails of white sparks that spread outward from the initial vertical trail."
    }
  },
  {
    "id": "cat7_ov-avebench_0524",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/47W0go3F0J8.mp4",
    "duration": 244.529342,
    "question": "What follows right after the drummer presses the bass drum pedal?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After pressing the bass drum pedal, the drummer continues playing by hitting the snare, toms, and cymbals with drumsticks."
    }
  },
  {
    "id": "cat7_llp__avvp_1103",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "What happens next after a woman sings into a microphone?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After a woman sings into a microphone, the text 'BEST MISTAKE' appears in the lower-left corner of the screen while she continues performing on a dimly lit stage."
    }
  },
  {
    "id": "cat7_ov-avebench_0641",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/DX5Kzbqd2SQ.mp4",
    "duration": 163.67746,
    "question": "What occurs immediately after horses run in the arena?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "A man on a light-colored horse chases a small black calf while swinging a lasso, followed by another man on a dark horse, with the sounds of galloping and a whip crack heard."
    }
  },
  {
    "id": "cat7_r-avst_0312",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-YPVqhA19EU.mp4",
    "duration": 127.87229,
    "question": "What happens immediately after a person's mouth opens and closes while speaking?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 59.3,
      "relation": "after",
      "target_start": 59.3,
      "target_end": 69.3,
      "answer": "The person's lips continue to move, revealing their teeth, and their tongue flicks out briefly."
    }
  },
  {
    "id": "cat7_perception_test_1088",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4455.mp4",
    "duration": 16.294455193383623,
    "question": "What can be observed right before a person picks up a pen?",
    "answer": {
      "anchor_start": 9.5,
      "anchor_end": 10.2,
      "relation": "before",
      "target_start": 6.5,
      "target_end": 9.5,
      "answer": "Right before picking up the black pen, the person places a white cap on a glass bottle and then picks up a small glass jar and places it on the table."
    }
  },
  {
    "id": "cat7_coin_0333",
    "category": "Cat7",
    "video_path": "media/coin/videos/6TI0tbC8wws.mp4",
    "duration": 110.125,
    "question": "What happens immediately after a hand presses the plunger of a converter in an ink bottle?",
    "answer": {
      "anchor_start": 59.0,
      "anchor_end": 70.0,
      "relation": "after",
      "target_start": 70.0,
      "target_end": 80.0,
      "answer": "After the plunger of the converter is pressed in the ink bottle, the person fills the fountain pen with dark ink, reassembles the pen, and places the black cap back onto the inkwell."
    }
  },
  {
    "id": "cat7_llp__avvp_1995",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Ke2-q_gw7-A.mp4",
    "duration": 10.0,
    "question": "What is shown immediately after a man speaks at the start?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the man speaks at the start, he is shown sitting and playing a classical guitar, plucking the strings with his right hand while fretting notes with his left hand, with a music stand holding sheet music visible in front of him."
    }
  },
  {
    "id": "cat7_ave_0003",
    "category": "Cat7",
    "video_path": "media/ave/videos/aCyWUJkT_5U.mp4",
    "duration": 10.04644,
    "question": "What action occurs right before a bell is struck and produces a sustained tone?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "A person's hand or arm moves in a dimly lit environment, captured in a dark, shaky, and blurry view, right before a bell is struck and produces a sustained tone."
    }
  },
  {
    "id": "cat7_ov-avebench_0139",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/EHcYJYmtVoc.mp4",
    "duration": 132.748481,
    "question": "Describe what happens right before a group reenacts a battle with sticks.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A man wearing a white t-shirt and plaid shorts sits on the trunk of a silver car with a large cardboard box on his head, gesturing with his hands and shouting toward a dark blue car parked in front of him."
    }
  },
  {
    "id": "cat7_coin_1049",
    "category": "Cat7",
    "video_path": "media/coin/videos/ABRh77SHsf0.mp4",
    "duration": 60.5112,
    "question": "What can be observed right before a hand twists a water filter into place inside a refrigerator?",
    "answer": {
      "anchor_start": 35.0,
      "anchor_end": 45.0,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 34.0,
      "answer": "A person's hand presses a latch on the refrigerator's water filter compartment, slides the cover open, and pulls out a white cylindrical filter, firmly removing it straight from its housing."
    }
  },
  {
    "id": "cat7_perception_test_1717",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2585.mp4",
    "duration": 33.4,
    "question": "What does the person do right after placing a book in a blue bag?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 11.0,
      "relation": "after",
      "target_start": 11.0,
      "target_end": 14.0,
      "answer": "After placing a book in a bag, the person picks up a book titled 'The Secret of the Irish Castle' and places it into a cream-colored tote bag."
    }
  },
  {
    "id": "cat7_perception_test_0292",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9341.mp4",
    "duration": 26.493133456293663,
    "question": "What action occurs right before a person places a blue bottle cap on paper?",
    "answer": {
      "anchor_start": 18.8,
      "anchor_end": 21.1,
      "relation": "before",
      "target_start": 15.8,
      "target_end": 18.8,
      "answer": "The person places a pen on the table and then picks up a remote control with their right hand and moves it slightly."
    }
  },
  {
    "id": "cat7_coin_0188",
    "category": "Cat7",
    "video_path": "media/coin/videos/I7OOt6cQfjM.mp4",
    "duration": 195.419133,
    "question": "Describe what happens right before the smaller pot is placed in the larger pot with bubbling water.",
    "answer": {
      "anchor_start": 135.0,
      "anchor_end": 136.0,
      "relation": "before",
      "target_start": 125.0,
      "target_end": 133.0,
      "answer": "The person pours a yellow liquid from a red cup into a metal pot containing melted wax, which is sitting in a larger pot of water, and then stirs the mixture with a wooden stick while a thermometer remains visible in the pot."
    }
  },
  {
    "id": "cat7_perception_test_0490",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6682.mp4",
    "duration": 28.675743625894302,
    "question": "What does the person do right before folding a paper bag on a table?",
    "answer": {
      "anchor_start": 12.8,
      "anchor_end": 22.8,
      "relation": "before",
      "target_start": 2.8,
      "target_end": 12.8,
      "answer": "The person picks up the paper bag after placing a stack of colorful cloths on top of a dark, patterned cloth that they had unfolded on the table."
    }
  },
  {
    "id": "cat7_perception_test_1116",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9618.mp4",
    "duration": 16.666666666666668,
    "question": "What is shown immediately before a person places a white garment on a pile of clothes?",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 14.0,
      "relation": "before",
      "target_start": 7.6,
      "target_end": 10.8,
      "answer": "A person folds a pair of black pants and places them on top of a folded grey shirt before picking up the white shirt."
    }
  },
  {
    "id": "cat7_perception_test_1216",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6233.mp4",
    "duration": 17.62194476663173,
    "question": "What is shown immediately after a person unzips a handbag?",
    "answer": {
      "anchor_start": 13.7,
      "anchor_end": 15.1,
      "relation": "after",
      "target_start": 15.1,
      "target_end": 17.6219,
      "answer": "After the person unzips the handbag, a yellow MP3 player with white earphones coiled on top of it is shown next to the bag on the wooden table."
    }
  },
  {
    "id": "cat7_perception_test_1222",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9744.mp4",
    "duration": 35.031578396178425,
    "question": "What follows right after a person puts a book in a backpack?",
    "answer": {
      "anchor_start": 17.8,
      "anchor_end": 22.5,
      "relation": "after",
      "target_start": 22.5,
      "target_end": 27.2,
      "answer": "The person zips the pocket closed after placing the book into the side pocket of the backpack."
    }
  },
  {
    "id": "cat7_coin_1623",
    "category": "Cat7",
    "video_path": "media/coin/videos/2lRmo0D9m7w.mp4",
    "duration": 237.306667,
    "question": "What is shown immediately after a person injects a substance into their abdomen with a syringe?",
    "answer": {
      "anchor_start": 149.0,
      "anchor_end": 194.0,
      "relation": "after",
      "target_start": 195.0,
      "target_end": 221.0,
      "answer": "After the injection, the person caps the needle and uses their hand to massage the injection site."
    }
  },
  {
    "id": "cat7_coin_0457",
    "category": "Cat7",
    "video_path": "media/coin/videos/892IyQKIe94.mp4",
    "duration": 217.21,
    "question": "What is shown immediately after a man peels a grapefruit with a knife?",
    "answer": {
      "anchor_start": 37.0,
      "anchor_end": 62.0,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 72.0,
      "answer": "After peeling the grapefruit, the man picks up a piece of the fruit to show its white inner layer, then turns to the camera and speaks while gesturing with his hands."
    }
  },
  {
    "id": "cat7_ave_0047",
    "category": "Cat7",
    "video_path": "media/ave/videos/ALP8_z817Uw.mp4",
    "duration": 10.04644,
    "question": "What occurs immediately after the dog barks loudly and repeatedly?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the dog barks loudly and repeatedly, it runs away from the camera toward a metal gate, passing some green plants, and then stops near the gate as the camera follows."
    }
  },
  {
    "id": "cat7_ave_0016",
    "category": "Cat7",
    "video_path": "media/ave/videos/-leVhma9zaA.mp4",
    "duration": 10.04644,
    "question": "What occurs immediately after the church bell rings?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.0464,
      "answer": "The large, dark bell continues to swing back and forth inside the open belfry, producing a loud, resonant sound."
    }
  },
  {
    "id": "cat7_coin_1081",
    "category": "Cat7",
    "video_path": "media/coin/videos/C3-FpJcU5_w.mp4",
    "duration": 96.107389,
    "question": "Describe what happens right before the Tesla completes its auto-park maneuver and stops.",
    "answer": {
      "anchor_start": 84.0,
      "anchor_end": 93.0,
      "relation": "before",
      "target_start": 70.0,
      "target_end": 83.0,
      "answer": "The white Tesla sedan autonomously reverses into the parking space between a silver SUV and a black SUV, with the steering wheel turning by itself as shown in the inset video of the interior, while the central touchscreen displays that the parking maneuver is in progress."
    }
  },
  {
    "id": "cat7_llp__avvp_2157",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0zAFUHzL5kU.mp4",
    "duration": 9.938005,
    "question": "What occurs immediately before the crowd cheers loudly and enthusiastically?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A green and black monster truck is airborne and flipping over a blue and red monster truck in the foreground."
    }
  },
  {
    "id": "cat7_llp__avvp_1013",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/-1HZWgFylMQ.mp4",
    "duration": 10.0,
    "question": "What follows right after a person speaking?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After a person speaking, the camera pans out from a close-up of several old books in the trunk of a red car to reveal the entire open trunk, which contains various manuals and papers."
    }
  },
  {
    "id": "cat7_r-avst_0505",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/2Ol8WFWH3_c.mp4",
    "duration": 619.301,
    "question": "What does the person do right before pressing the green-highlighted piano key?",
    "answer": {
      "anchor_start": 9.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "The man speaks to the camera against a red background before the scene cuts to the piano keyboard and the hand plays the notes."
    }
  },
  {
    "id": "cat7_perception_test_1773",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2047.mp4",
    "duration": 27.7,
    "question": "What action occurs right after a person places a t-shirt on a chair?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "After a person places a t-shirt on a chair, their hand briefly enters the frame from the left and then retracts, while the camera stays focused on the t-shirt on the chair and a small toy car on a can nearby."
    }
  },
  {
    "id": "cat7_llp__avvp_2407",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "What is shown immediately before a player dribbles a basketball?",
    "answer": {
      "anchor_start": 9.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "A basketball player in a purple uniform dribbles the ball, drives to the basket, and shoots."
    }
  },
  {
    "id": "cat7_ov-avebench_0508",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/51yApD6AnUk.mp4",
    "duration": 132.098633,
    "question": "What is shown immediately after a female voice sings a sustained note with reverb?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the female voice sings a sustained note with reverb, the camera pans upwards to reveal an ornate, vaulted ceiling adorned with intricate frescoes of floral and scrollwork patterns in blue, white, and gold, framed by white ribs."
    }
  },
  {
    "id": "cat7_coin_1629",
    "category": "Cat7",
    "video_path": "media/coin/videos/2vfSO7A9D7k.mp4",
    "duration": 97.616689,
    "question": "What can be observed right after a person holds up a pinkish banknote?",
    "answer": {
      "anchor_start": 34.0,
      "anchor_end": 36.0,
      "relation": "after",
      "target_start": 36.0,
      "target_end": 38.0,
      "answer": "Right after the person holds up the pinkish banknote, they use a lighter to ignite a small piece of paper, and the flame from the lighter is clearly visible."
    }
  },
  {
    "id": "cat7_perception_test_0882",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11035.mp4",
    "duration": 21.321666475631716,
    "question": "Describe what happens right after a person places a handbag on a surface.",
    "answer": {
      "anchor_start": 8.5,
      "anchor_end": 13.0,
      "relation": "after",
      "target_start": 13.0,
      "target_end": 17.5,
      "answer": "After placing the handbag on the wooden surface, the person picks up a knife with a wooden handle and a serrated blade, holding it up to the camera."
    }
  },
  {
    "id": "cat7_perception_test_1799",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5211.mp4",
    "duration": 29.228332682085195,
    "question": "Describe what happens right after a hand turns the doorknob to close the door.",
    "answer": {
      "anchor_start": 21.7,
      "anchor_end": 24.2,
      "relation": "after",
      "target_start": 24.2,
      "target_end": 27.2,
      "answer": "After the hand turns the doorknob to close the door, the person points at the closed door with their index finger while a woman's voice says, \"We close the door.\""
    }
  },
  {
    "id": "cat7_coin_0348",
    "category": "Cat7",
    "video_path": "media/coin/videos/4um8iuFM9vI.mp4",
    "duration": 123.321178,
    "question": "Describe what happens right before the person inserts the new black battery into the LG smartphone.",
    "answer": {
      "anchor_start": 54.0,
      "anchor_end": 72.0,
      "relation": "before",
      "target_start": 43.0,
      "target_end": 53.0,
      "answer": "The person holds a disassembled smartphone and uses their finger to pry the battery out of its compartment before removing it and holding it up to show the back side with white text and symbols."
    }
  },
  {
    "id": "cat7_llp__avvp_1873",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/3nW0Dj2dOFo.mp4",
    "duration": 10.01,
    "question": "Describe what happens right before the dog barks while the person crafts.",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The person applies red ink to a stamped bird image on paper using a sponge dauber and then rubs the ink onto the bird's wing with their finger."
    }
  },
  {
    "id": "cat7_perception_test_0884",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10624.mp4",
    "duration": 19.264144841878927,
    "question": "Describe what happens right after a person places a jacket on a table.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 14.0,
      "answer": "After placing the jacket on the table, the person puts a black and grey patterned backpack on top of a black cloth, then adjusts it, causing a zipper to be pulled and a rustling sound to be heard."
    }
  },
  {
    "id": "cat7_ov-avebench_0449",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/GLjai294FcU.mp4",
    "duration": 46.811429,
    "question": "What action occurs right after a small dog barks at the camera?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the small dog barks at the camera, it shakes its head vigorously, then lies down and begins to chew on a light-colored object."
    }
  },
  {
    "id": "cat7_coin_0288",
    "category": "Cat7",
    "video_path": "media/coin/videos/571P9hzQaqk.mp4",
    "duration": 88.398333,
    "question": "What can be observed right before a hand places a fluorescent bulb into a light fixture socket?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 73.0,
      "relation": "before",
      "target_start": 63.0,
      "target_end": 68.0,
      "answer": "Right before a hand places a fluorescent bulb into a light fixture socket, the hand removes a long, clear glass tube from the white, wall-mounted light fixture above a mirror."
    }
  },
  {
    "id": "cat7_coin_0252",
    "category": "Cat7",
    "video_path": "media/coin/videos/BcDQJynATUk.mp4",
    "duration": 85.449422,
    "question": "What happens immediately before the person attaches the black windshield wiper blade to the wiper arm?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 67.0,
      "relation": "before",
      "target_start": 27.0,
      "target_end": 45.0,
      "answer": "The person lifts the wiper arm, presses a tab on the blade's connector, and slides the old blade off the arm."
    }
  },
  {
    "id": "cat7_ov-avebench_0528",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/5xKYPgCaSoI.mp4",
    "duration": 55.727891,
    "question": "What occurs immediately after the ambulance siren is heard?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 16.0,
      "answer": "Two red emergency vehicles with flashing blue and red lights, the first being a Mercedes-Benz Sprinter van followed by a similar vehicle, drive down a city street, passing parked cars on the left and a bus stop on the right as they approach the camera, with the view soon partially blocked by a white car in the foreground."
    }
  },
  {
    "id": "cat7_coin_1618",
    "category": "Cat7",
    "video_path": "media/coin/videos/5Dmmaemw4jo.mp4",
    "duration": 214.273333,
    "question": "What happens immediately before a person fills a hole around a young tree with soil using a shovel?",
    "answer": {
      "anchor_start": 80.5,
      "anchor_end": 116.0,
      "relation": "before",
      "target_start": 74.0,
      "target_end": 80.0,
      "answer": "A person removes a young tree from a black plastic container and places it into a hole in the ground."
    }
  },
  {
    "id": "cat7_ov-avebench_0312",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/-mm4g324bU0.mp4",
    "duration": 86.169252,
    "question": "What can be observed right after a woman plays an acoustic guitar in a music store?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "Right after the woman plays the acoustic guitar, she continues sitting in the music store, surrounded by many other guitars and banjos in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_2442",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/DgElEEFPRaE.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the blender is turned on and off.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the blender is turned on, the purple liquid and dark berries inside begin to mix."
    }
  },
  {
    "id": "cat7_r-avst_0501",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/5PbJQv6WkBA.mp4",
    "duration": 370.601,
    "question": "What happens immediately after a drumstick hits a drum head?",
    "answer": {
      "anchor_start": 37.8,
      "anchor_end": 38.0,
      "relation": "after",
      "target_start": 38.0,
      "target_end": 41.0,
      "answer": "The sound of the drumsticks striking the drum is audible."
    }
  },
  {
    "id": "cat7_coin_0523",
    "category": "Cat7",
    "video_path": "media/coin/videos/2wSlSC1h8W4.mp4",
    "duration": 59.906667,
    "question": "What happens next after a person presses a sticker onto a car window with a squeegee?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 38.0,
      "relation": "after",
      "target_start": 38.0,
      "target_end": 45.0,
      "answer": "After pressing the sticker onto the car window with a squeegee, the man uses a small white card to smooth it onto the glass. The sticker displays a turtle logo and the text 'northshoreshirts.com', and the man looks at the camera while speaking."
    }
  },
  {
    "id": "cat7_perception_test_1797",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11376.mp4",
    "duration": 20.18162197294118,
    "question": "What happens next after a person places an orange ball on the floor?",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 12.2,
      "relation": "after",
      "target_start": 12.2,
      "target_end": 15.2,
      "answer": "The person closes a light-colored door, which hits the orange ball and knocks it into the white plastic bag."
    }
  },
  {
    "id": "cat7_r-avst_0138",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/_QsEc34hEik.mp4",
    "duration": 180.041,
    "question": "Describe what happens right before the person's right foot taps the floor.",
    "answer": {
      "anchor_start": 15.5,
      "anchor_end": 16.0,
      "relation": "before",
      "target_start": 12.5,
      "target_end": 15.5,
      "answer": "The woman stands in the dance studio with her feet together, wearing black tap shoes, and speaks to explain that a 'paddle and roll' consists of four sounds."
    }
  },
  {
    "id": "cat7_coin_1082",
    "category": "Cat7",
    "video_path": "media/coin/videos/03vk5xNLXbI.mp4",
    "duration": 177.795,
    "question": "What happens next after a person removes screws from a VAIO laptop with a screwdriver?",
    "answer": {
      "anchor_start": 83.0,
      "anchor_end": 99.0,
      "relation": "after",
      "target_start": 102.0,
      "target_end": 105.5,
      "answer": "After removing the screws, the person's hand holds the lid of the black VAIO laptop open on a white desk, with other electronic devices and a CD visible in the background, while a slow, melodic electronic tune plays."
    }
  },
  {
    "id": "cat7_llp__avvp_1748",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/3AZw1zRDdcE.mp4",
    "duration": 10.0,
    "question": "What follows right after the person finishes speaking?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 10.0,
      "answer": "After the person finishes speaking, a close-up shot appears showing a metal pot with golden, viscous sugar syrup and a ladle inside, accompanied by white text on screen with cooking instructions."
    }
  },
  {
    "id": "cat7_coin_0074",
    "category": "Cat7",
    "video_path": "media/coin/videos/2yeOGX_3eJI.mp4",
    "duration": 140.294956,
    "question": "What is shown immediately before a man shakes a silver cocktail shaker?",
    "answer": {
      "anchor_start": 81.0,
      "anchor_end": 87.0,
      "relation": "before",
      "target_start": 59.0,
      "target_end": 79.0,
      "answer": "A person is shown adding melon liqueur, vodka, triple sec, pineapple juice, and lemon juice from bottles and shot glasses into a metal shaker, with a lemon visible on the counter, immediately before a man shakes the silver cocktail shaker."
    }
  },
  {
    "id": "cat7_coin_0120",
    "category": "Cat7",
    "video_path": "media/coin/videos/A6G6weok8NA.mp4",
    "duration": 96.0,
    "question": "What action occurs right after applying glue to the back of a table tennis rubber sheet?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 68.0,
      "relation": "after",
      "target_start": 68.0,
      "target_end": 78.0,
      "answer": "After applying glue to the back of a table tennis rubber sheet, the person moves the brush away, and the camera pans slightly to the left."
    }
  },
  {
    "id": "cat7_llp__avvp_0462",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6KokONMge3U.mp4",
    "duration": 10.0,
    "question": "What follows right after the crowd cheers loudly and screams in excitement?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the crowd cheers loudly and screams in excitement, a man in black pants and a dark shirt walks from right to left in the foreground, while other people stand and sit in the background under pink and green lighting, with a large illuminated heart-shaped sign reading 'Tripploo 2015' visible behind them."
    }
  },
  {
    "id": "cat7_llp__avvp_0736",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "What happens next after the clapping accompanies the musicians' performance?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the clapping accompanies the musicians' performance, a man in a black jacket bends down to pick up a guitar case from the floor while the violin and guitar continue to play."
    }
  },
  {
    "id": "cat7_r-avst_0529",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/3Bt9Zpx8E4g.mp4",
    "duration": 143.940499,
    "question": "What happens next after a firework shoots sparks upward?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 47.9,
      "relation": "after",
      "target_start": 47.9,
      "target_end": 57.9,
      "answer": "After the firework shoots sparks upward, it continues to emit a shower of bright white and green sparks that fly upwards and outwards, accompanied by crackling and fizzing sounds."
    }
  },
  {
    "id": "cat7_ov-avebench_0235",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/I6ra3cdOUWY.mp4",
    "duration": 200.016689,
    "question": "Describe what happens right after the crowd cheers and claps enthusiastically.",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "Right after the crowd cheers and claps enthusiastically, the group of people in dark green shirts and black pants continues performing their synchronized dance routine on the stage under bright blue lights, with a large screen behind them displaying a logo."
    }
  },
  {
    "id": "cat7_coin_1695",
    "category": "Cat7",
    "video_path": "media/coin/videos/qruGeIOfGqs.mp4",
    "duration": 200.759722,
    "question": "What is shown immediately after a knife cuts a grid pattern into an avocado half?",
    "answer": {
      "anchor_start": 134.0,
      "anchor_end": 138.0,
      "relation": "after",
      "target_start": 140.0,
      "target_end": 145.0,
      "answer": "After a knife cuts a grid pattern into an avocado half, a person uses a spoon to scoop the diced avocado from the half and adds it to a salad in a glass bowl that already contains chopped white vegetables and green lettuce, while someone speaks in the background."
    }
  },
  {
    "id": "cat7_perception_test_0717",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5037.mp4",
    "duration": 25.325955484515504,
    "question": "What happens immediately before a person places a water bottle on a table?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person's hand briefly enters the frame from the right side of the table, which has a small orange ball with a fork stuck in it resting on it, along with a white lace curtain and a radiator visible in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0647",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Eg-FRF2xS1Y.mp4",
    "duration": 46.11483,
    "question": "What can be observed right before the dog barking?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "A white dog with black spots stands in a kitchen, looking towards a trash can and two food bowls on the floor."
    }
  },
  {
    "id": "cat7_coin_1393",
    "category": "Cat7",
    "video_path": "media/coin/videos/4z_7hDi2ffQ.mp4",
    "duration": 108.575,
    "question": "What happens immediately before the woman pours a white liquid from a clear measuring cup into the blender?",
    "answer": {
      "anchor_start": 53.0,
      "anchor_end": 62.0,
      "relation": "before",
      "target_start": 51.0,
      "target_end": 52.0,
      "answer": "The person wearing a black apron uses a white spatula to scrape chopped fruit from a red cutting board into the clear blender pitcher."
    }
  },
  {
    "id": "cat7_ov-avebench_0523",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/6UV2rvguebo.mp4",
    "duration": 256.13932,
    "question": "What follows right after the woman sings on stage?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 18.0,
      "answer": "After the woman sings on stage, she looks around and then walks off-screen to the left while the sound of a crowd cheering and shouting continues in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_1348",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EgvAozAo-sU.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before a man sings while playing a trombone.",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "An older man wearing a black hat and headphones is playing a trombone against a background of blue and yellow squares with the text 'RICO' and 'Get Up Your Foot' visible."
    }
  },
  {
    "id": "cat7_ov-avebench_0106",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/ELswChmKtko.mp4",
    "duration": 143.661859,
    "question": "What does the person do right before the reels spin and form a winning combination?",
    "answer": {
      "anchor_start": 9.8,
      "anchor_end": 25.5,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 9.8,
      "answer": "The person sees the 3D animated logo for 'CASINO INSIDE' with a spade symbol rotate and zoom out, followed by the website address 'www.casino-inside.com' appearing below the logo, before the reels spin and form a winning combination."
    }
  },
  {
    "id": "cat7_llp__avvp_2277",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EbMfK3MVPYU.mp4",
    "duration": 10.0,
    "question": "What occurs immediately after the telephone rings with a high-pitched electronic sound?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the telephone rings with a high-pitched electronic sound, a rapid, descending electronic sound effect plays while the static graphic with 'KLINGELTON #002' in green remains displayed over the audio waveform on a dark gradient background with a central glow."
    }
  },
  {
    "id": "cat7_r-avst_0177",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/4Vq6WDtxTt4.mp4",
    "duration": 69.079365,
    "question": "What does the person do right after the fire truck drives out of the station?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 37.0,
      "relation": "after",
      "target_start": 37.0,
      "target_end": 44.0,
      "answer": "After the fire truck drives out of the station, it activates its emergency siren, producing a loud, wailing sound."
    }
  },
  {
    "id": "cat7_r-avst_0418",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-Xu-MvAsSvo.mp4",
    "duration": 213.762902,
    "question": "What happens next after a man strums a guitar and sings?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 62.5,
      "relation": "after",
      "target_start": 62.5,
      "target_end": 72.5,
      "answer": "After the man strums the guitar and sings, he continues playing the acoustic guitar while moving his left hand on the fretboard, and remains seated with a potted plant visible in the background."
    }
  },
  {
    "id": "cat7_coin_1554",
    "category": "Cat7",
    "video_path": "media/coin/videos/40W6R93OR1o.mp4",
    "duration": 134.884711,
    "question": "What happens next after a person inserts a yellow grease cartridge into a grease gun?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 50.0,
      "relation": "after",
      "target_start": 53.0,
      "target_end": 59.0,
      "answer": "After inserting the yellow grease cartridge into the grease gun, the person wearing black gloves uses a tool to pry open the metal cap of a grease tube and then scrapes the remaining grease from inside the cap into the tube using a small metal tool."
    }
  },
  {
    "id": "cat7_ov-avebench_0716",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3_lvUQ4M_G8.mp4",
    "duration": 167.021134,
    "question": "What happens next after a man plays a banjo on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The man on the banjo sings into a microphone while the other band members continue playing their instruments."
    }
  },
  {
    "id": "cat7_ov-avebench_0667",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/EcKaybxKLqI.mp4",
    "duration": 32.206077,
    "question": "What occurs immediately before lions roaring?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "Two lions are resting in the shade under a tree in a grassy, wooded area, and the lion on the left lifts its head."
    }
  },
  {
    "id": "cat7_coin_1136",
    "category": "Cat7",
    "video_path": "media/coin/videos/8X5nHkfpOS0.mp4",
    "duration": 227.81,
    "question": "What action occurs right before a person uses a yellow applicator pad to spread a substance on a car hood?",
    "answer": {
      "anchor_start": 166.0,
      "anchor_end": 193.0,
      "relation": "before",
      "target_start": 162.0,
      "target_end": 164.0,
      "answer": "The person's hands dip the yellow polishing pad into a red container filled with a light-colored liquid, then lift the pad out."
    }
  },
  {
    "id": "cat7_coin_0496",
    "category": "Cat7",
    "video_path": "media/coin/videos/HBeiqTB0I-E.mp4",
    "duration": 63.203333,
    "question": "What follows right after a person drives a screw into a plastic panel?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 34.0,
      "relation": "after",
      "target_start": 35.0,
      "target_end": 55.0,
      "answer": "After driving the screw into the plastic panel, the person connects a white, flexible exhaust hose to the back of a portable air conditioner and then attaches the other end to the window panel, securing it in place."
    }
  },
  {
    "id": "cat7_r-avst_0545",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/grygJyKvYgs.mp4",
    "duration": 121.579683,
    "question": "Describe what happens right before the basketball player shoots the ball.",
    "answer": {
      "anchor_start": 10.1,
      "anchor_end": 11.1,
      "relation": "before",
      "target_start": 7.1,
      "target_end": 10.1,
      "answer": "The basketball player in the red jersey prepares to shoot the ball."
    }
  },
  {
    "id": "cat7_coin_1193",
    "category": "Cat7",
    "video_path": "media/coin/videos/SkexDNBkoGc.mp4",
    "duration": 106.3,
    "question": "Describe what happens right before a hand presses a 'radial radial radial' patch onto a tire's inner surface.",
    "answer": {
      "anchor_start": 33.0,
      "anchor_end": 46.0,
      "relation": "before",
      "target_start": 23.0,
      "target_end": 33.0,
      "answer": "A person uses a lighter to ignite a patch of black, sticky substance on the inner surface of a tire. The flame burns for a few seconds before being extinguished, leaving a charred mark."
    }
  },
  {
    "id": "cat7_coin_0903",
    "category": "Cat7",
    "video_path": "media/coin/videos/DRPfudNNd8Y.mp4",
    "duration": 196.858767,
    "question": "What can be observed right before the woman pulls the comforter over her body and lies down?",
    "answer": {
      "anchor_start": 11.0,
      "anchor_end": 14.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 10.0,
      "answer": "The woman is struggling to put a light blue duvet cover onto a duvet, shaking and maneuvering the large, slippery fabric as she attempts to get it in place."
    }
  },
  {
    "id": "cat7_coin_1297",
    "category": "Cat7",
    "video_path": "media/coin/videos/T-gMfbutDDc.mp4",
    "duration": 219.660767,
    "question": "What occurs immediately before the blender mixes chickpeas, beans, and herbs?",
    "answer": {
      "anchor_start": 92.0,
      "anchor_end": 146.0,
      "relation": "before",
      "target_start": 64.0,
      "target_end": 91.0,
      "answer": "Immediately before the blender mixes chickpeas, beans, and herbs, the person adds blanched spinach, garlic cloves, lemon juice, olive oil, chickpeas, white kidney beans, black pepper, and salt to the blender."
    }
  },
  {
    "id": "cat7_coin_1186",
    "category": "Cat7",
    "video_path": "media/coin/videos/wAQrLDN7Jok.mp4",
    "duration": 126.455,
    "question": "What happens immediately after a person plants a seedling in soil?",
    "answer": {
      "anchor_start": 54.0,
      "anchor_end": 79.5,
      "relation": "after",
      "target_start": 81.0,
      "target_end": 90.5,
      "answer": "The person uses their hands to push the soil around the base of the seedling after placing it in the hole."
    }
  },
  {
    "id": "cat7_llp__avvp_0991",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after the cat gets up and walks forward?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.5,
      "relation": "after",
      "target_start": 9.5,
      "target_end": 10.01,
      "answer": "The cat remains sitting on the rug and continues meowing."
    }
  },
  {
    "id": "cat7_r-avst_0093",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-1ABuaSkkio.mp4",
    "duration": 92.833379,
    "question": "What does the person do right after singing into a microphone on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 38.3,
      "relation": "after",
      "target_start": 38.3,
      "target_end": 48.3,
      "answer": "The lead singer bends over and then stands up while continuing to sing."
    }
  },
  {
    "id": "cat7_coin_0213",
    "category": "Cat7",
    "video_path": "media/coin/videos/HnkhQi2Li2w.mp4",
    "duration": 81.733333,
    "question": "What occurs immediately before the person places the contact lens on the right index finger?",
    "answer": {
      "anchor_start": 32.0,
      "anchor_end": 35.5,
      "relation": "before",
      "target_start": 14.0,
      "target_end": 29.0,
      "answer": "The person washes their hands under a faucet in a sink and then dries them with a white paper towel."
    }
  },
  {
    "id": "cat7_r-avst_0417",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/2cHS2U1XWJM.mp4",
    "duration": 185.086259,
    "question": "What happens next after the man plays the accordion?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 20.0,
      "relation": "after",
      "target_start": 20.0,
      "target_end": 30.0,
      "answer": "After the man plays the accordion, he smiles and looks around while continuing to perform, accompanied by the lively accordion melody."
    }
  },
  {
    "id": "cat7_coin_0327",
    "category": "Cat7",
    "video_path": "media/coin/videos/B-y8hFFSjXM.mp4",
    "duration": 115.263844,
    "question": "What happens immediately before a group marches across a field at night followed by people in white uniforms?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 72.0,
      "relation": "before",
      "target_start": 47.0,
      "target_end": 57.0,
      "answer": "A man in a dark suit walks from a small stage to a larger one, accompanied by a group of people in white and green uniforms, before the group marches across a field at night followed by people in white uniforms."
    }
  },
  {
    "id": "cat7_coin_0363",
    "category": "Cat7",
    "video_path": "media/coin/videos/FGB4aDX1nyY.mp4",
    "duration": 77.113333,
    "question": "What is shown immediately before the woman inserts staples into the staple gun magazine?",
    "answer": {
      "anchor_start": 35.0,
      "anchor_end": 39.0,
      "relation": "before",
      "target_start": 25.0,
      "target_end": 34.0,
      "answer": "The woman presses down on a release mechanism on the side of the gray and black Arrow brand staple gun, causing the magazine to open, and a text overlay appears reading 'STEP 2 PRESS DOWN ON RELEASE TO OPEN MAGAZINE'."
    }
  },
  {
    "id": "cat7_coin_0207",
    "category": "Cat7",
    "video_path": "media/coin/videos/zGBv3K-R8xI.mp4",
    "duration": 124.969789,
    "question": "What is shown immediately after a hand inserts a needle into a sewing machine?",
    "answer": {
      "anchor_start": 45.0,
      "anchor_end": 51.0,
      "relation": "after",
      "target_start": 52.0,
      "target_end": 57.0,
      "answer": "After a hand inserts a needle into a sewing machine, the person's hands are shown using a small screwdriver to tighten a screw on the needle clamp of the white sewing machine."
    }
  },
  {
    "id": "cat7_llp__avvp_1650",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "What action occurs right before the crowd cheers and raises their arms?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Players in red and white uniforms run past a female reporter with a microphone on the football field."
    }
  },
  {
    "id": "cat7_perception_test_0730",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5195.mp4",
    "duration": 12.023333152497548,
    "question": "What does the person do right after picking up a spoon from the table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After picking up the spoon, the person holds it up and then places it into a glass jar that is sitting on a blue and white patterned cup."
    }
  },
  {
    "id": "cat7_coin_0219",
    "category": "Cat7",
    "video_path": "media/coin/videos/pXDy6YySXMo.mp4",
    "duration": 216.804711,
    "question": "What is shown immediately after scissors cut a folded edge of a green paper square?",
    "answer": {
      "anchor_start": 100.0,
      "anchor_end": 102.0,
      "relation": "after",
      "target_start": 103.0,
      "target_end": 152.0,
      "answer": "After the scissors cut the folded edge of the green paper square, the hands continue folding the paper into a pinwheel shape, and then a red pushpin is inserted through the center to assemble it, with craft supplies visible in the background."
    }
  },
  {
    "id": "cat7_coin_0936",
    "category": "Cat7",
    "video_path": "media/coin/videos/02rlijtJUow.mp4",
    "duration": 88.606667,
    "question": "What happens immediately before the athlete performs a long jump?",
    "answer": {
      "anchor_start": 52.0,
      "anchor_end": 67.0,
      "relation": "before",
      "target_start": 11.0,
      "target_end": 51.0,
      "answer": "The athlete runs at speed on a blue track inside a large stadium, with the camera following her from behind and the side as she moves down the track."
    }
  },
  {
    "id": "cat7_perception_test_1922",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_407.mp4",
    "duration": 34.95668548110354,
    "question": "What can be observed right after a person picks up a red pen?",
    "answer": {
      "anchor_start": 11.5,
      "anchor_end": 12.5,
      "relation": "after",
      "target_start": 12.5,
      "target_end": 15.5,
      "answer": "Right after the person picks up the red pen, they hold it and repeatedly tap it on a small, round, black table, where a piece of lined paper is already resting next to the pen."
    }
  },
  {
    "id": "cat7_perception_test_1644",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3851.mp4",
    "duration": 29.943745062621275,
    "question": "Describe what happens right before a person places a book back on the table.",
    "answer": {
      "anchor_start": 2.8,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.8,
      "answer": "A person wearing a black sweatshirt with red and white stripes on the sleeves stands beside a yellow table containing a book, a black marker, a decorative lamp, and a plastic bottle. They place their hands on the table and move their right hand toward the book."
    }
  },
  {
    "id": "cat7_ov-avebench_0400",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/1zr3Ugsz3dA.mp4",
    "duration": 42.562177,
    "question": "Describe what happens right before the baby laughs with gurgling and giggling sounds.",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "The man is lying on the couch with a pacifier in his mouth, looking up. He removes the pacifier, laughs, and turns his head toward the baby."
    }
  },
  {
    "id": "cat7_coin_1491",
    "category": "Cat7",
    "video_path": "media/coin/videos/OU5KAGRyevI.mp4",
    "duration": 129.799544,
    "question": "What occurs immediately after a person cuts open a fish's belly with a knife?",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 67.0,
      "relation": "after",
      "target_start": 68.0,
      "target_end": 71.0,
      "answer": "The person continues to fillet the fish on the white cutting board, making a cut along its body while the sound of the knife scraping against the board is audible."
    }
  },
  {
    "id": "cat7_perception_test_1544",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10487.mp4",
    "duration": 30.828911461877315,
    "question": "What can be observed right after a hand writes 'JUST' on paper with a marker?",
    "answer": {
      "anchor_start": 2.7,
      "anchor_end": 11.0,
      "relation": "after",
      "target_start": 11.0,
      "target_end": 19.3,
      "answer": "Right after a hand writes 'JUST' on paper with a marker, a cross is drawn over the word 'JUST' using a black marker, the notepad is briefly held up to show the camera, and then it is placed back on the table."
    }
  },
  {
    "id": "cat7_llp__avvp_2730",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "What happens immediately after the man gestures to the audience?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the man gestures to the audience, the two men continue walking towards each other on the stage under red light, approaching the illuminated Red Bull logo projected on the floor as the crowd remains visible in the background."
    }
  },
  {
    "id": "cat7_coin_0956",
    "category": "Cat7",
    "video_path": "media/coin/videos/E__kMjcp0XM.mp4",
    "duration": 188.823333,
    "question": "Describe what happens right after a person injects a substance into their thigh with a syringe.",
    "answer": {
      "anchor_start": 128.0,
      "anchor_end": 160.0,
      "relation": "after",
      "target_start": 161.0,
      "target_end": 171.0,
      "answer": "After injecting the substance, the person quickly pulls the syringe straight out and presses a cotton ball onto the injection site, while on-screen text provides instructions for the procedure."
    }
  },
  {
    "id": "cat7_coin_0987",
    "category": "Cat7",
    "video_path": "media/coin/videos/c5oEG7Wy-mU.mp4",
    "duration": 113.800989,
    "question": "Describe what happens right before the woman takes a 'Happy Days' pad from the vending machine.",
    "answer": {
      "anchor_start": 70.0,
      "anchor_end": 81.5,
      "relation": "before",
      "target_start": 59.5,
      "target_end": 69.5,
      "answer": "The woman stands in front of a vending machine and inserts a coin into the coin slot, which has a blue sign indicating that ₹1, ₹5, and ₹10 coins are accepted."
    }
  },
  {
    "id": "cat7_ov-avebench_0305",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/57eucQqHwJQ.mp4",
    "duration": 164.257959,
    "question": "What can be observed right after a man plays an acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "Right after the man plays the acoustic guitar, he remains seated and focused on the instrument, with his hands still positioned on the guitar, and the microphone continues to be in front of it."
    }
  },
  {
    "id": "cat7_ov-avebench_0013",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/zWfPiv9gAOc.mp4",
    "duration": 120.650884,
    "question": "What follows right after a person burps loudly and repeatedly?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "White text appears on the screen that reads 'Minibelch and BelchTycoon duet'."
    }
  },
  {
    "id": "cat7_ov-avebench_0703",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/KVMd1zCQaQY.mp4",
    "duration": 73.676916,
    "question": "What action occurs right after a man cuts a log with a chainsaw?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the man cuts the log with the chainsaw, he continues operating it while standing near the log, accompanied by the other man in protective gear, with the excavator arm nearby and the sound of the chainsaw still audible."
    }
  },
  {
    "id": "cat7_coin_0272",
    "category": "Cat7",
    "video_path": "media/coin/videos/F5JeSnLF_N0.mp4",
    "duration": 64.737233,
    "question": "What happens immediately after a person places a seed into a hole in soil using a dibber?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 34.0,
      "relation": "after",
      "target_start": 34.0,
      "target_end": 37.0,
      "answer": "After placing the seed into the hole in the soil, the scene shows a text overlay on a blurred green background instructing to use a tamper to level the compost and remove air pockets."
    }
  },
  {
    "id": "cat7_coin_0132",
    "category": "Cat7",
    "video_path": "media/coin/videos/U7Hv602KAxM.mp4",
    "duration": 136.602989,
    "question": "What follows right after a person places a plant into a hole in the soil?",
    "answer": {
      "anchor_start": 82.5,
      "anchor_end": 85.0,
      "relation": "after",
      "target_start": 85.5,
      "target_end": 98.5,
      "answer": "After placing the plant into the hole, the person packs soil firmly around its base with their hands."
    }
  },
  {
    "id": "cat7_coin_0839",
    "category": "Cat7",
    "video_path": "media/coin/videos/kdyQdqH5dPw.mp4",
    "duration": 105.557911,
    "question": "Describe what happens right before a hand with red nail polish is scrubbed with a toothbrush.",
    "answer": {
      "anchor_start": 51.5,
      "anchor_end": 73.0,
      "relation": "before",
      "target_start": 27.5,
      "target_end": 50.5,
      "answer": "The person prepares a mixture in a small glass bowl on a blue surface by adding a white powder, a liquid from a red lid, and juice from half a lemon, then stirs the ingredients together with a blue spoon."
    }
  },
  {
    "id": "cat7_coin_1687",
    "category": "Cat7",
    "video_path": "media/coin/videos/FuDkj7D2ryE.mp4",
    "duration": 87.8643,
    "question": "What is shown immediately before a person plunges their hand into another's thigh on a grassy field?",
    "answer": {
      "anchor_start": 66.0,
      "anchor_end": 67.0,
      "relation": "before",
      "target_start": 61.0,
      "target_end": 65.5,
      "answer": "Three young women are on a grassy field, with one in a pink shirt sitting on the ground and laughing while covering her mouth, another kneeling beside her holding a small white object, and the third sitting next to the laughing woman with her arm around her shoulder."
    }
  },
  {
    "id": "cat7_llp__avvp_1677",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "What does the person do right after the crowd claps for the basketball play?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the crowd claps for the basketball play, the player in the light blue jersey dribbles the ball down the court from the left side towards the right side of the screen."
    }
  },
  {
    "id": "cat7_ov-avebench_0711",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/BkuuaMmVPcI.mp4",
    "duration": 210.488889,
    "question": "Describe what happens right after the pianist presses the piano keys.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "After the pianist presses the piano keys, a melody is played on the black digital piano while the sheet music remains visible in the stand above the keyboard, and the sound of the piano melody is heard."
    }
  },
  {
    "id": "cat7_perception_test_1862",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4047.mp4",
    "duration": 28.678643782797312,
    "question": "What happens immediately before a person tears a piece of paper?",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 14.0,
      "relation": "before",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "The person folds a piece of paper and then places a large green leaf on top of the folded paper."
    }
  },
  {
    "id": "cat7_coin_1157",
    "category": "Cat7",
    "video_path": "media/coin/videos/6kV5nIlvPTM.mp4",
    "duration": 126.596667,
    "question": "What is shown immediately before a gloved hand inserts a white card into a black card reader?",
    "answer": {
      "anchor_start": 60.0,
      "anchor_end": 67.0,
      "relation": "before",
      "target_start": 46.0,
      "target_end": 59.0,
      "answer": "A person wearing tan gloves inserts a silver and black propane nozzle into a vehicle's fuel port, twists it to secure it, and then pulls it out."
    }
  },
  {
    "id": "cat7_r-avst_0434",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1FNVhZcLBrc.mp4",
    "duration": 64.806893,
    "question": "What follows right after a girl sings into a microphone in a karaoke room?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 11.9,
      "relation": "after",
      "target_start": 11.9,
      "target_end": 21.9,
      "answer": "After the girl sings into the microphone, she continues standing in the karaoke room alongside the other girl who is also singing, while people remain seated on the couch in the background and the table with water bottles and other items stays in front of them."
    }
  },
  {
    "id": "cat7_perception_test_1702",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5655.mp4",
    "duration": 30.41106672146223,
    "question": "What can be observed right after a person puts a wallet into a handbag?",
    "answer": {
      "anchor_start": 19.5,
      "anchor_end": 22.5,
      "relation": "after",
      "target_start": 22.5,
      "target_end": 25.5,
      "answer": "After the wallet is placed into the handbag, the person closes the flap of the blue handbag on the white table, which also holds a banana, a head of cauliflower, and a kiwi."
    }
  },
  {
    "id": "cat7_perception_test_1137",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4690.mp4",
    "duration": 13.068000156020538,
    "question": "What is shown immediately after a person unscrews a blue bottle's cap?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.4,
      "relation": "after",
      "target_start": 3.4,
      "target_end": 6.8,
      "answer": "After the person unscrews the blue bottle's cap, they place the bottle on the kitchen counter and then pick up a blue and white sippy cup to begin unscrewing its lid."
    }
  },
  {
    "id": "cat7_r-avst_0249",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/6dtatA6Jj2o.mp4",
    "duration": 161.521,
    "question": "What does the person do right before singing into a microphone on stage?",
    "answer": {
      "anchor_start": 1.6,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.6,
      "answer": "The drummer is seated at a drum kit on a stage under blue lights, with a large black banner featuring a white logo and the word 'PIONIERE' visible behind him."
    }
  },
  {
    "id": "cat7_coin_0667",
    "category": "Cat7",
    "video_path": "media/coin/videos/M_lbiplTf4I.mp4",
    "duration": 141.084444,
    "question": "What occurs immediately before a hand pours tapioca powder into a bowl?",
    "answer": {
      "anchor_start": 78.0,
      "anchor_end": 88.0,
      "relation": "before",
      "target_start": 71.0,
      "target_end": 77.0,
      "answer": "A person uses a blue spatula to mix a white, fluffy substance in a clear glass bowl on a vibrant, iridescent surface."
    }
  },
  {
    "id": "cat7_perception_test_1777",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2868.mp4",
    "duration": 19.389866106589658,
    "question": "Describe what happens right after a person places swim trunks on a chair.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "After placing the swim trunks on the chair, the person walks out of the frame to the right."
    }
  },
  {
    "id": "cat7_ov-avebench_0607",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/AOSVHoRTyC4.mp4",
    "duration": 45.85941,
    "question": "What action occurs right before the rooster crows on the barrel?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The white rooster with a red comb is standing on top of the blue barrel."
    }
  },
  {
    "id": "cat7_r-avst_0612",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/Pf_5TncWkIM.mp4",
    "duration": 78.441,
    "question": "What is shown immediately after a man strums a ukulele?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 60.7,
      "relation": "after",
      "target_start": 60.7,
      "target_end": 70.7,
      "answer": "After the man strums the ukulele, he continues standing on the porch, playing the instrument and singing while looking towards the camera, wearing a blue and white floral shirt and black pants."
    }
  },
  {
    "id": "cat7_coin_1640",
    "category": "Cat7",
    "video_path": "media/coin/videos/C76dCA0LcYc.mp4",
    "duration": 120.000722,
    "question": "What does the person do right before pouring soy sauce and other ingredients into a large bowl?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 46.0,
      "target_end": 56.0,
      "answer": "The person pours 3 tablespoons of vegetable oil from a small glass bowl into the large bowl."
    }
  },
  {
    "id": "cat7_coin_0864",
    "category": "Cat7",
    "video_path": "media/coin/videos/eebWXkd8IFI.mp4",
    "duration": 236.448789,
    "question": "What does the person do right after aligning the screen protector over the smartphone?",
    "answer": {
      "anchor_start": 99.0,
      "anchor_end": 102.0,
      "relation": "after",
      "target_start": 103.0,
      "target_end": 109.0,
      "answer": "The person uses a white card to smooth the protector down, pushing out any air bubbles."
    }
  },
  {
    "id": "cat7_perception_test_1472",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4855.mp4",
    "duration": 32.659776958437966,
    "question": "What action occurs right before a person places a tea bag into a mug?",
    "answer": {
      "anchor_start": 7.8,
      "anchor_end": 9.5,
      "relation": "before",
      "target_start": 4.8,
      "target_end": 7.8,
      "answer": "The person opens a white and green tea bag over a wooden cutting board that holds various items, including a silver electric kettle, a white bowl, a white cup, a jar of sugar, a plate with a salad, two bottles of Ybarra olive oil, and two boxes of tea."
    }
  },
  {
    "id": "cat7_r-avst_0559",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-ZZlvL8hNUs.mp4",
    "duration": 346.481,
    "question": "Describe what happens right after a man plays an electronic drum kit with drumsticks.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 60.4,
      "relation": "after",
      "target_start": 60.4,
      "target_end": 70.4,
      "answer": "After playing the electronic drum kit with drumsticks, the man continues sitting on the stool wearing the maroon shirt and headphones, hitting the pads and cymbals while music plays from the headphones, with the laptop still positioned in front of him."
    }
  },
  {
    "id": "cat7_perception_test_1044",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3495.mp4",
    "duration": 16.440266396584068,
    "question": "What action occurs right before a person places a water bottle into a shoebox?",
    "answer": {
      "anchor_start": 9.5,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 6.5,
      "target_end": 9.5,
      "answer": "A person places a small, light-colored object into a blue Adidas shoebox."
    }
  },
  {
    "id": "cat7_r-avst_0097",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/ceJxRCjUEWk.mp4",
    "duration": 169.401,
    "question": "What can be observed right before the woman holds the bleating lamb?",
    "answer": {
      "anchor_start": 12.0,
      "anchor_end": 13.3,
      "relation": "before",
      "target_start": 9.0,
      "target_end": 12.0,
      "answer": "Right before the woman holds the bleating lamb, she is already crouching and holding the small, white lamb in her arms while looking off to the side with a concerned expression as it bleats."
    }
  },
  {
    "id": "cat7_coin_1278",
    "category": "Cat7",
    "video_path": "media/coin/videos/CbRl2ld7OOg.mp4",
    "duration": 71.819311,
    "question": "What is shown immediately before a man uses a red fire extinguisher to spray powder at a fire on a stove?",
    "answer": {
      "anchor_start": 38.0,
      "anchor_end": 44.5,
      "relation": "before",
      "target_start": 31.5,
      "target_end": 38.0,
      "answer": "Immediately before the man uses the fire extinguisher, he pulls the pin and aims the nozzle at the base of the flames."
    }
  },
  {
    "id": "cat7_perception_test_0747",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9346.mp4",
    "duration": 34.93215458760488,
    "question": "Describe what happens right after a person places a mug on a table.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the person places the mug on the table, it is picked up and moved out of the frame. A green carton of soy milk and a glass jar remain visible on the table."
    }
  },
  {
    "id": "cat7_coin_0882",
    "category": "Cat7",
    "video_path": "media/coin/videos/HC2ShTEWufk.mp4",
    "duration": 168.367889,
    "question": "Describe what happens right before a person pours water into a pot with rice.",
    "answer": {
      "anchor_start": 60.0,
      "anchor_end": 112.0,
      "relation": "before",
      "target_start": 37.0,
      "target_end": 58.0,
      "answer": "The person is washing rice in a stainless steel pot at the kitchen sink by repeatedly adding water, swirling the rice with their hand, and pouring out the cloudy water."
    }
  },
  {
    "id": "cat7_ov-avebench_0121",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/5n7mg7rsZZA.mp4",
    "duration": 125.271655,
    "question": "What occurs immediately after fireworks bang?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the fireworks bang, a series of bright red and white explosions and sparks are launched into the night sky from the 'CountDown Finale' (MC 115) product."
    }
  },
  {
    "id": "cat7_coin_0159",
    "category": "Cat7",
    "video_path": "media/coin/videos/45kvj5E7sA4.mp4",
    "duration": 88.723333,
    "question": "What is shown immediately after a woman places a contact lens on her eye?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 67.0,
      "relation": "after",
      "target_start": 67.0,
      "target_end": 77.0,
      "answer": "After the woman places a contact lens on her eye and smiles at the camera, the scene cuts to a close-up of a box of 'DAILIES TOTAL1' contact lenses resting on a surface next to a towel."
    }
  },
  {
    "id": "cat7_r-avst_0538",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/48Jgt4igVEI.mp4",
    "duration": 30.421,
    "question": "What follows right after the sailboat moves away from the dock into the water?",
    "answer": {
      "anchor_start": 15.0,
      "anchor_end": 30.4,
      "relation": "after",
      "target_start": 30.4,
      "target_end": 30.421,
      "answer": "After the sailboat moves away from the dock, it is seen anchored in a bay with turquoise water, with a green, tree-covered hillside featuring several white houses in the background and a small orange and white boat partially visible in the foreground on the left."
    }
  },
  {
    "id": "cat7_maverix_2444",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "What can be observed right after a hand pats a blue bag of frozen vegetables?",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "after",
      "target_start": 323.0,
      "target_end": 326.0,
      "answer": "Right after a hand pats a blue bag of frozen vegetables, a woman in a blue shirt is seen sitting on a couch with two young children, holding a baby who is sucking on a pacifier and a doll, while a young girl with glasses beside her holds a white stuffed animal and the woman looks at the camera and speaks."
    }
  },
  {
    "id": "cat7_coin_0086",
    "category": "Cat7",
    "video_path": "media/coin/videos/6a7kQH627jg.mp4",
    "duration": 72.98,
    "question": "Describe what happens right after the hands fold the pink paper into a pinwheel shape.",
    "answer": {
      "anchor_start": 37.0,
      "anchor_end": 55.0,
      "relation": "after",
      "target_start": 56.0,
      "target_end": 59.0,
      "answer": "After the hands fold the pink paper into a pinwheel shape, they attach the pre-folded pinwheel to a striped paper stick and secure it with a white brad fastener."
    }
  },
  {
    "id": "cat7_maverix_0397",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "What does the person do right before picking up the red bag of Starburst jellybeans?",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "before",
      "target_start": 143.0,
      "target_end": 146.0,
      "answer": "The person reaches into the store shelf and picks up a red bag of Sour Patch Kids jellybeans."
    }
  },
  {
    "id": "cat7_coin_0645",
    "category": "Cat7",
    "video_path": "media/coin/videos/pJEbYeh3sHo.mp4",
    "duration": 30.556667,
    "question": "What occurs immediately before a man applies adhesive along a windshield frame with a caulking gun?",
    "answer": {
      "anchor_start": 11.0,
      "anchor_end": 14.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 10.0,
      "answer": "One man wipes the inside of the glass while the other holds the windshield in place, followed by a close-up of a gloved hand wiping the edge of the windshield."
    }
  },
  {
    "id": "cat7_coin_1226",
    "category": "Cat7",
    "video_path": "media/coin/videos/ugQ5GI9I-QI.mp4",
    "duration": 131.053422,
    "question": "What happens next after a gloved hand installs a cabin air filter?",
    "answer": {
      "anchor_start": 67.0,
      "anchor_end": 89.0,
      "relation": "after",
      "target_start": 90.0,
      "target_end": 113.0,
      "answer": "After the cabin air filter is installed, the person wearing a black and yellow glove reaches into the car's open glove compartment, manipulates a component inside, and then closes the compartment door."
    }
  },
  {
    "id": "cat7_coin_0919",
    "category": "Cat7",
    "video_path": "media/coin/videos/ABmuNmw2ZLo.mp4",
    "duration": 65.294511,
    "question": "What action occurs right before a hand cuts excess rubber from a paddle edge with scissors?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 26.0,
      "target_end": 29.0,
      "answer": "The person uses a blue tool to smooth the rubber sheet onto the blade after flipping the paddle over."
    }
  },
  {
    "id": "cat7_ov-avebench_0199",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/7J8LMbtzJLs.mp4",
    "duration": 307.734059,
    "question": "What is shown immediately after a race car passes a person on the track?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 14.0,
      "answer": "After the race car passes a person on the track, the view shows the road ahead from inside the car, with the dashboard and windshield wipers visible as the vehicle continues moving forward on the paved road."
    }
  },
  {
    "id": "cat7_coin_0349",
    "category": "Cat7",
    "video_path": "media/coin/videos/aCiN9mqkXoA.mp4",
    "duration": 163.189833,
    "question": "What action occurs right before a person rinses a bowl under running water?",
    "answer": {
      "anchor_start": 32.0,
      "anchor_end": 34.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 31.0,
      "answer": "The person uses a white cloth or sponge to scrub the inside of the bowl."
    }
  },
  {
    "id": "cat7_ov-avebench_0410",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/N-1LjVUyesk.mp4",
    "duration": 294.173605,
    "question": "What occurs immediately after the rooster crows in the grassy area?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "After the rooster crows in the grassy area, it continues walking on the dirt path in the leafy environment and pecks at the ground as it moves forward."
    }
  },
  {
    "id": "cat7_coin_0757",
    "category": "Cat7",
    "video_path": "media/coin/videos/5nfo2L9eR0s.mp4",
    "duration": 596.172333,
    "question": "What action occurs right before a person cuts the rubber sheet from a table tennis paddle with scissors?",
    "answer": {
      "anchor_start": 309.0,
      "anchor_end": 330.0,
      "relation": "before",
      "target_start": 234.0,
      "target_end": 308.0,
      "answer": "The person uses a tool to press the rubber onto the paddle before cutting the rubber sheet with scissors."
    }
  },
  {
    "id": "cat7_coin_1594",
    "category": "Cat7",
    "video_path": "media/coin/videos/3UtWNrEIVRo.mp4",
    "duration": 153.901856,
    "question": "Describe what happens right before the woman scoops out the pumpkin into a green bowl.",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 72.0,
      "relation": "before",
      "target_start": 36.0,
      "target_end": 54.0,
      "answer": "The woman struggles to cut the top off a large orange pumpkin using a small red tool. After successfully removing the top, she holds it up, revealing the seeds and pulp inside, while a cat appears on the counter and watches her."
    }
  },
  {
    "id": "cat7_perception_test_0172",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7023.mp4",
    "duration": 34.91118792583426,
    "question": "What is shown immediately after a person cracks an egg into a bowl?",
    "answer": {
      "anchor_start": 8.8,
      "anchor_end": 12.1,
      "relation": "after",
      "target_start": 12.1,
      "target_end": 15.4,
      "answer": "After cracking the egg into the bowl, the person is still standing at the table with the clear glass bowl, slices of bread on a plate, a glass kettle, a small bowl of sugar, a red cup, a carton of eggs, and a white container in view."
    }
  },
  {
    "id": "cat7_coin_1169",
    "category": "Cat7",
    "video_path": "media/coin/videos/E1UxXmwBJPQ.mp4",
    "duration": 127.709744,
    "question": "What action occurs right after a person transfers cooked potato strips to a baking sheet with a strainer?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 60.0,
      "relation": "after",
      "target_start": 61.0,
      "target_end": 71.0,
      "answer": "After transferring the cooked potato strips to a baking sheet with a strainer, the person drains them on a paper towel-lined baking sheet."
    }
  },
  {
    "id": "cat7_ov-avebench_0110",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/FT0lRHU2zPc.mp4",
    "duration": 230.945669,
    "question": "What does the person do right after playing a black bass guitar while sitting on a stool?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After playing the black bass guitar while sitting on a stool, the man continues sitting and playing the instrument without any change in his activity."
    }
  },
  {
    "id": "cat7_coin_0410",
    "category": "Cat7",
    "video_path": "media/coin/videos/1y1bDqmpCe0.mp4",
    "duration": 120.79,
    "question": "What occurs immediately before a hand wipes a puddle with a cloth?",
    "answer": {
      "anchor_start": 81.0,
      "anchor_end": 88.0,
      "relation": "before",
      "target_start": 78.0,
      "target_end": 80.0,
      "answer": "A hand holds a blue bottle and squeezes a clear liquid onto a light-colored wooden floor, creating a small puddle."
    }
  },
  {
    "id": "cat7_coin_0359",
    "category": "Cat7",
    "video_path": "media/coin/videos/8bTwFCo88OY.mp4",
    "duration": 196.556911,
    "question": "What action occurs right before a person removes lug nuts with a wrench?",
    "answer": {
      "anchor_start": 126.0,
      "anchor_end": 163.0,
      "relation": "before",
      "target_start": 78.0,
      "target_end": 124.0,
      "answer": "A person places a black scissor jack under the side of a dark-colored car and uses a crank to lift the vehicle."
    }
  },
  {
    "id": "cat7_ov-avebench_0598",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/3gCD4JFbxuo.mp4",
    "duration": 100.124444,
    "question": "What is shown immediately after the baby laughs with mouth open?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "Immediately after the baby laughs with mouth open, a loud, sustained electronic buzzer is heard."
    }
  },
  {
    "id": "cat7_perception_test_0829",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_457.mp4",
    "duration": 21.036122634930752,
    "question": "What is shown immediately after a person places a pen on a table?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 4.2,
      "relation": "after",
      "target_start": 4.2,
      "target_end": 7.2,
      "answer": "After placing the pen on the table, the person picks up a pink object and moves it toward the left side of the frame. The table also has a black remote control and a green fruit on it."
    }
  },
  {
    "id": "cat7_coin_0964",
    "category": "Cat7",
    "video_path": "media/coin/videos/Axc0wLVXmhU.mp4",
    "duration": 141.176667,
    "question": "Describe what happens right before a person cuts the peel off a grapefruit with a knife.",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 66.0,
      "relation": "before",
      "target_start": 27.0,
      "target_end": 29.0,
      "answer": "A person places a round orange fruit on a black surface with a white bowl and a bottle with a yellow cap nearby, then uses a knife to cut the fruit into two pieces, revealing its segmented interior."
    }
  },
  {
    "id": "cat7_ov-avebench_0246",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/00nfuIfLkcs.mp4",
    "duration": 223.329524,
    "question": "What action occurs right after the drummer hits the hi-hat with the right drumstick?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After the drummer hits the hi-hat with the right drumstick, he continues playing the drum kit while looking at the laptop placed on it, wearing headphones and glasses, with the text 'I Don't Want to See It By Aquilo' displayed on the screen."
    }
  },
  {
    "id": "cat7_coin_0695",
    "category": "Cat7",
    "video_path": "media/coin/videos/Ffqf4PY_TO0.mp4",
    "duration": 132.260856,
    "question": "What is shown immediately after a man in a red shirt secures a tent with a ground peg?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 66.0,
      "relation": "after",
      "target_start": 67.0,
      "target_end": 71.0,
      "answer": "After securing the tent with a ground peg, the man in the red shirt bends over to adjust the tent's guy lines and stakes on the ground."
    }
  },
  {
    "id": "cat7_ov-avebench_0468",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/IW_RfYR4N4k.mp4",
    "duration": 185.550658,
    "question": "What happens next after the remote-controlled helicopter is launched into the sky?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the remote-controlled helicopter is launched into the sky, it flies through a cloudy sky from the right side of the frame to the left, with the top of a line of dark trees visible at the bottom of the frame and the loud, rhythmic chopping sound of its rotors audible."
    }
  },
  {
    "id": "cat7_perception_test_1296",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1855.mp4",
    "duration": 20.24395561482838,
    "question": "What occurs immediately after a hand claps once?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 1.5,
      "relation": "after",
      "target_start": 1.5,
      "target_end": 4.5,
      "answer": "After a hand claps once, the hands remain over the grey table where a grey wallet, a metal spoon, a white USB cable, and a blue and white paper advertisement are placed, with a black plastic chair, a red plastic bin, and a blue plastic crate in the background."
    }
  },
  {
    "id": "cat7_coin_0817",
    "category": "Cat7",
    "video_path": "media/coin/videos/YeI7uiD8TZU.mp4",
    "duration": 214.063333,
    "question": "Describe what happens right before a man performs rescue breaths on a baby mannequin.",
    "answer": {
      "anchor_start": 86.0,
      "anchor_end": 92.0,
      "relation": "before",
      "target_start": 80.0,
      "target_end": 86.0,
      "answer": "A man in a white lab coat performs chest compressions on a baby mannequin lying on a blue surface while a woman in a purple cardigan watches from the side and a man in blue scrubs stands in the background."
    }
  },
  {
    "id": "cat7_coin_0867",
    "category": "Cat7",
    "video_path": "media/coin/videos/8F6OA8TzqhE.mp4",
    "duration": 123.088333,
    "question": "What is shown immediately after a man applies a sticker to an SUV window with a squeegee?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 88.0,
      "relation": "after",
      "target_start": 89.0,
      "target_end": 103.0,
      "answer": "After the man applies the sticker to the SUV window with a squeegee, he finishes smoothing it onto the glass, with his reflection and the camera visible on the window, while the sound of a vehicle engine and road noise continues in the background."
    }
  },
  {
    "id": "cat7_perception_test_1062",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2242.mp4",
    "duration": 16.8,
    "question": "What action occurs right before a hand picks up a plastic water bottle?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "A plastic water bottle is lying on its side on a dark wooden table, alongside a black book, in front of a couch with a red and black plaid blanket covering it, while a knife and a spoon are stuck upright into the blanket and a guitar case and a red-handled broom lean against the wall in the background."
    }
  },
  {
    "id": "cat7_maverix_0396",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "What occurs immediately after a hand picks up a red bag of Starburst?",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "after",
      "target_start": 149.0,
      "target_end": 152.0,
      "answer": "After a hand picks up a red bag of Starburst, it moves the bag to the left, revealing more bags of Jelly Beans, and the sound of crinkling plastic is heard."
    }
  },
  {
    "id": "cat7_perception_test_1139",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_491.mp4",
    "duration": 34.91654432044213,
    "question": "What occurs immediately after a person unscrews a bottle cap?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 5.8,
      "relation": "after",
      "target_start": 5.8,
      "target_end": 9.8,
      "answer": "After unscrewing the bottle cap, the person picks up a plastic water bottle and pours its contents into the first bottle."
    }
  },
  {
    "id": "cat7_coin_1277",
    "category": "Cat7",
    "video_path": "media/coin/videos/CoTk4CmDXUU.mp4",
    "duration": 208.863333,
    "question": "What happens immediately after two foil-wrapped items are placed on a rack in an oven?",
    "answer": {
      "anchor_start": 94.0,
      "anchor_end": 101.0,
      "relation": "after",
      "target_start": 101.0,
      "target_end": 108.0,
      "answer": "After the two foil-wrapped items are placed on the rack in the oven, the scene shifts to show a stainless steel pot on a gas stovetop containing a small amount of liquid."
    }
  },
  {
    "id": "cat7_r-avst_0023",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/1YcuoLNYQ8A.mp4",
    "duration": 187.461,
    "question": "What is shown immediately after the girl points to her Mickey Mouse t-shirt with both index fingers?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.9,
      "relation": "after",
      "target_start": 3.9,
      "target_end": 6.9,
      "answer": "After the girl points to her shirt, she smiles at the camera."
    }
  },
  {
    "id": "cat7_coin_0519",
    "category": "Cat7",
    "video_path": "media/coin/videos/YIYU35vUAuE.mp4",
    "duration": 99.125,
    "question": "What is shown immediately after a hand screws a clear glass bulb into a socket?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 64.5,
      "relation": "after",
      "target_start": 64.5,
      "target_end": 72.0,
      "answer": "After the hand screws the clear glass bulb into the socket, it places a clear glass lens back onto the lamp assembly."
    }
  },
  {
    "id": "cat7_llp__avvp_0550",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/MQWKt3_NVvM.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before a person speaks to a dog.",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A small, light-colored dog is sniffing the white sheets on a bed while a person's head and dark hair are visible in the foreground, partially blocking the view."
    }
  },
  {
    "id": "cat7_coin_1549",
    "category": "Cat7",
    "video_path": "media/coin/videos/gQAXI9L_tig.mp4",
    "duration": 181.231667,
    "question": "What can be observed right before a person cuts grapefruit segments with a knife?",
    "answer": {
      "anchor_start": 79.5,
      "anchor_end": 86.5,
      "relation": "before",
      "target_start": 60.0,
      "target_end": 79.0,
      "answer": "A person is holding one half of a grapefruit, with a white bowl containing previously cut grapefruit segments sitting nearby, before cutting along the segments with a knife."
    }
  },
  {
    "id": "cat7_perception_test_1059",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_381.mp4",
    "duration": 10.962477585681794,
    "question": "What action occurs right after a hand pushes a toy car forward?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After the hand pushes the toy car forward, it continues to move back and forth across the table with the patterned cloth."
    }
  },
  {
    "id": "cat7_coin_0319",
    "category": "Cat7",
    "video_path": "media/coin/videos/6Cvo3Y2FWbU.mp4",
    "duration": 146.680444,
    "question": "What is shown immediately after a measuring cup pours purple liquid into a mold?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 106.0,
      "relation": "after",
      "target_start": 106.0,
      "target_end": 109.0,
      "answer": "After the purple liquid is poured into the mold, the scene cuts to a text overlay that reads 'LET THEM COOL' against a colorful, nebula-like background."
    }
  },
  {
    "id": "cat7_ov-avebench_0393",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/-WE1L6GAx4w.mp4",
    "duration": 226.626757,
    "question": "What follows right after a person strums an electric guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After strumming the electric guitar, the person continues playing a distorted rock-style riff with their right hand while their left hand remains on the fretboard."
    }
  },
  {
    "id": "cat7_llp__avvp_3006",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "What is shown immediately after a person speaks in the background?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After a person speaks in the background, a brown goat with a rope around its neck stands on a dirt path and nuzzles a small, white dog. The dog stands its ground, then turns and walks away as the goat follows, with a motorcycle parked in the background."
    }
  },
  {
    "id": "cat7_coin_1294",
    "category": "Cat7",
    "video_path": "media/coin/videos/2hWjKhCk5mA.mp4",
    "duration": 125.503844,
    "question": "What happens immediately before a woman applies yellow tape to a paper lantern?",
    "answer": {
      "anchor_start": 84.0,
      "anchor_end": 105.0,
      "relation": "before",
      "target_start": 74.0,
      "target_end": 84.0,
      "answer": "The woman in the coral dress picks up a small, yellow, circular piece of paper from the table."
    }
  },
  {
    "id": "cat7_perception_test_0003",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4144.mp4",
    "duration": 35.0383338705218,
    "question": "What action occurs right after a person places a tea bag into a mug?",
    "answer": {
      "anchor_start": 17.5,
      "anchor_end": 20.0,
      "relation": "after",
      "target_start": 20.0,
      "target_end": 23.0,
      "answer": "After placing the tea bag into the mug, the person reaches for and lifts a glass electric kettle that is sitting on a wooden board and has a blue light glowing from within."
    }
  },
  {
    "id": "cat7_perception_test_1333",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_279.mp4",
    "duration": 18.438977524780665,
    "question": "What happens next after a person places a cup on a table?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 1.8,
      "relation": "after",
      "target_start": 1.8,
      "target_end": 4.8,
      "answer": "After the person places the cup on the table, their hands pick up an orange and white patterned cup from a row of four on a wooden counter, move it slightly, and then place it back down, with a white electric kettle and a black remote control visible on the counter."
    }
  },
  {
    "id": "cat7_coin_0420",
    "category": "Cat7",
    "video_path": "media/coin/videos/7vK7lTghbe0.mp4",
    "duration": 490.52,
    "question": "What happens next after a person paints an egg-shaped object with red liquid?",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 346.0,
      "relation": "after",
      "target_start": 346.0,
      "target_end": 356.0,
      "answer": "The person applies a dark liquid to a yellow, pear-shaped object with a paintbrush, and the scene then shows a display of various fruit-shaped objects, including peaches, tomatoes, and yellow squash, arranged on a white surface."
    }
  },
  {
    "id": "cat7_coin_0728",
    "category": "Cat7",
    "video_path": "media/coin/videos/BOu9Ua3zP28.mp4",
    "duration": 194.211667,
    "question": "What can be observed right before a hand pats down soil in a seedling tray?",
    "answer": {
      "anchor_start": 39.0,
      "anchor_end": 47.0,
      "relation": "before",
      "target_start": 19.0,
      "target_end": 38.0,
      "answer": "A person's hands are planting small seeds into the six compartments of a black seedling tray filled with soil, which is sitting on a white plastic surface, while a man speaks in the background about his past gardening attempts."
    }
  },
  {
    "id": "cat7_coin_1588",
    "category": "Cat7",
    "video_path": "media/coin/videos/BivWavHtKEA.mp4",
    "duration": 170.457678,
    "question": "What does the person do right before washing a cast iron pot with a metal scrubber under running water?",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 84.0,
      "relation": "before",
      "target_start": 24.0,
      "target_end": 63.0,
      "answer": "The person uses a silver-colored steel wool scrubber to vigorously scrub the inside of the cast iron skillet, which is filled with water, causing the water to become murky and brown."
    }
  },
  {
    "id": "cat7_ov-avebench_0125",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/DMVmy7UvFEc.mp4",
    "duration": 36.08381,
    "question": "What happens next after a firework explodes in the night sky?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 12.0,
      "answer": "After the firework explodes, a large, bright green and white burst fills the sky as part of a 'COMBO SHOT' display, accompanied by loud, booming sounds."
    }
  },
  {
    "id": "cat7_perception_test_0839",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8673.mp4",
    "duration": 32.19302301771794,
    "question": "What is shown immediately after a hand places a fork on a table?",
    "answer": {
      "anchor_start": 27.5,
      "anchor_end": 30.0,
      "relation": "after",
      "target_start": 30.0,
      "target_end": 32.193,
      "answer": "After a hand places a fork on the table, the scene shows a static view of a wooden table with a colorful striped plate holding an upside-down yellow cup, along with a silver fork, an orange pen, a blue pen, and a white marker with a pink cap in front of the plate."
    }
  },
  {
    "id": "cat7_coin_0701",
    "category": "Cat7",
    "video_path": "media/coin/videos/4kC78ea4c9g.mp4",
    "duration": 170.711667,
    "question": "What action occurs right before a person inserts a glue needle into a glue gun?",
    "answer": {
      "anchor_start": 32.0,
      "anchor_end": 36.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 29.0,
      "answer": "The woman uses her fingers to manipulate a small green component on the handheld device."
    }
  },
  {
    "id": "cat7_coin_0442",
    "category": "Cat7",
    "video_path": "media/coin/videos/EwVctgQJ6Q8.mp4",
    "duration": 147.214511,
    "question": "What happens immediately before attaching a CO2 cartridge to a bicycle tire valve?",
    "answer": {
      "anchor_start": 129.0,
      "anchor_end": 130.0,
      "relation": "before",
      "target_start": 113.0,
      "target_end": 128.0,
      "answer": "The person uses a small, black and green hand pump, attaching it to the tire's valve and operating it by pressing down on the handle, briefly removing and reattaching it to continue inflating the tire."
    }
  },
  {
    "id": "cat7_ov-avebench_0408",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/HXvge-6i_mk.mp4",
    "duration": 46.16127,
    "question": "What does the rooster do right after crowing with its head tilted back?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After crowing with its head tilted back, the rooster flaps its wings and turns its head while standing on a blue surface, accompanied by a loud, high-pitched electronic tone."
    }
  },
  {
    "id": "cat7_perception_test_0725",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10000.mp4",
    "duration": 23.216533812000314,
    "question": "Describe what happens right before a person places a green jacket on a table.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 5.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A person wearing a yellow shirt enters from the right holding a large green bag and moves it toward the left side of the frame, partially obscuring a kitchen counter with a refrigerator in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0353",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/M0jYKtLA7Fw.mp4",
    "duration": 66.38585,
    "question": "What occurs immediately before the child speaks about going deeper into the water?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A very blurry, shaky, and close-up view of a person with blonde hair, seen from behind, is shown outdoors while a child's voice can be heard speaking."
    }
  },
  {
    "id": "cat7_r-avst_0515",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/8i1AnxQ7JYQ.mp4",
    "duration": 106.300952,
    "question": "What happens immediately before the boy hits the smaller drum with his right hand?",
    "answer": {
      "anchor_start": 2.1,
      "anchor_end": 3.1,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.1,
      "answer": "The boy looks at the camera and speaks while sitting between the two tablas."
    }
  },
  {
    "id": "cat7_perception_test_1352",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10234.mp4",
    "duration": 12.52276665449048,
    "question": "Describe what happens right after a hand picks up an orange ball.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.4,
      "relation": "after",
      "target_start": 0.4,
      "target_end": 3.4,
      "answer": "After the hand picks up the orange ball, it rolls the ball back and forth across the table surface, where a book, a toy phone, a green mug, and a pink shoelace are also present."
    }
  },
  {
    "id": "cat7_r-avst_0553",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/-n5hYIULn18.mp4",
    "duration": 522.141,
    "question": "What follows right after a person raises their hand in a crowd?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After a person raises their hand in the crowd, the scene shows a large, dark gathering of people at night, with some holding up their phones to record, and a tall, illuminated structure visible in the background."
    }
  },
  {
    "id": "cat7_coin_1621",
    "category": "Cat7",
    "video_path": "media/coin/videos/0v686rptbT8.mp4",
    "duration": 176.657411,
    "question": "What action occurs right before a hand wipes a tablet screen with a gray cleaning tool?",
    "answer": {
      "anchor_start": 140.5,
      "anchor_end": 148.0,
      "relation": "before",
      "target_start": 133.0,
      "target_end": 140.5,
      "answer": "The person uses a small, dark, circular cleaning wipe to wipe the tablet's screen."
    }
  },
  {
    "id": "cat7_ov-avebench_0074",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/6zYnjJvq3JQ.mp4",
    "duration": 65.944671,
    "question": "What occurs immediately after a person whistles a tune?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The young woman continues standing against the black background, looking forward and making a continuous whistling sound."
    }
  },
  {
    "id": "cat7_coin_0640",
    "category": "Cat7",
    "video_path": "media/coin/videos/-bJ4vcmad_U.mp4",
    "duration": 33.483167,
    "question": "What happens next after the player shoots the ball towards the hoop?",
    "answer": {
      "anchor_start": 14.0,
      "anchor_end": 16.0,
      "relation": "after",
      "target_start": 17.0,
      "target_end": 20.0,
      "answer": "After the player shoots the ball towards the hoop, the player in the red jersey retrieves the ball and dribbles down the court, followed by the player in the yellow jersey."
    }
  },
  {
    "id": "cat7_coin_1556",
    "category": "Cat7",
    "video_path": "media/coin/videos/0SPYZ1mz_Pw.mp4",
    "duration": 153.414233,
    "question": "What is shown immediately after a person places seeds into holes in a growing medium?",
    "answer": {
      "anchor_start": 25.0,
      "anchor_end": 30.0,
      "relation": "after",
      "target_start": 31.0,
      "target_end": 37.0,
      "answer": "Immediately after a person places seeds into holes in a growing medium, a static shot shows a white seedling tray with a clear plastic humidity dome placed over it. The dome has the brand name 'mondi' on it and features two circular vents, and the tray contains a light-colored, porous growing medium with many small, evenly spaced holes."
    }
  },
  {
    "id": "cat7_perception_test_0773",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3080.mp4",
    "duration": 35.025000615559314,
    "question": "What can be observed right before a person sits down on a chair?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Right before a person sits down on the chair, the scene shows a static, low-angle view of the room's floor with a white chair with wooden legs in the center, a black thermos next to it, a pink cup in the foreground, and a computer tower on a box in the background."
    }
  },
  {
    "id": "cat7_llp__avvp_0533",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OoTe9A7L7GQ.mp4",
    "duration": 10.01,
    "question": "What can be observed right after the woman plays the violin with a bow?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "Right after the woman plays the violin with a bow, the three young girls continue performing on stage, with the girl on the left playing a mandolin, the girl in the center playing a violin, and the girl on the right also playing a violin, all standing in front of microphones with a decorative frame showing a picture of water on the wall behind them."
    }
  },
  {
    "id": "cat7_coin_0673",
    "category": "Cat7",
    "video_path": "media/coin/videos/HC44xjs7dho.mp4",
    "duration": 219.289244,
    "question": "What occurs immediately after a woman adjusts the liquid level in a pipette holding green liquid?",
    "answer": {
      "anchor_start": 178.0,
      "anchor_end": 185.0,
      "relation": "after",
      "target_start": 186.0,
      "target_end": 187.0,
      "answer": "The person uses a blue pipette bulb to draw liquid into the pipette."
    }
  },
  {
    "id": "cat7_coin_0564",
    "category": "Cat7",
    "video_path": "media/coin/videos/6nird3RyNEw.mp4",
    "duration": 187.5,
    "question": "What action occurs right before a man uses a pneumatic nail gun to install wooden floor planks?",
    "answer": {
      "anchor_start": 42.0,
      "anchor_end": 52.0,
      "relation": "before",
      "target_start": 36.0,
      "target_end": 41.0,
      "answer": "The man kneels on the floor and uses his hands to fit and adjust a piece of light-colored wood flooring into place next to a white and wood-colored counter, with a bottle of wood glue visible on the counter."
    }
  },
  {
    "id": "cat7_r-avst_0619",
    "category": "Cat7",
    "video_path": "media/r_avst/videos/3ISCjujmTtc.mp4",
    "duration": 274.204444,
    "question": "What can be observed right after a drumstick hits a snare drum?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.1,
      "relation": "after",
      "target_start": 0.1,
      "target_end": 3.1,
      "answer": "Right after a drumstick hits a snare drum, a black screen with white text appears, displaying 'Gregg Bissonette Signature Snare Drums Hammered Brass & Steel 6.5\" x 14\"', while a single, low-pitched, sustained musical note is heard."
    }
  },
  {
    "id": "cat7_perception_test_0652",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2685.mp4",
    "duration": 31.887045018086198,
    "question": "What occurs immediately after a person picks up a hair dryer?",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 14.0,
      "relation": "after",
      "target_start": 14.0,
      "target_end": 17.0,
      "answer": "The person holds the hairdryer in their hands."
    }
  },
  {
    "id": "cat7_perception_test_0055",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6921.mp4",
    "duration": 35.02624441588845,
    "question": "What action occurs right before a person pours olive oil over a salad?",
    "answer": {
      "anchor_start": 21.8,
      "anchor_end": 26.5,
      "relation": "before",
      "target_start": 17.1,
      "target_end": 21.8,
      "answer": "The person places slices of tomato on the salad after adding lettuce leaves and cucumber slices."
    }
  },
  {
    "id": "cat7_ov-avebench_0029",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/pILJ4If4ySs.mp4",
    "duration": 77.740408,
    "question": "What occurs immediately after a person burps multiple times in a row?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 17.0,
      "answer": "After the person burps multiple times in a row, a young girl with brown hair, wearing a pink shirt, sits on a pink stool in a living room, holding a white cup in her right hand and looking at the camera while making a series of guttural, grunting sounds."
    }
  },
  {
    "id": "cat7_coin_1631",
    "category": "Cat7",
    "video_path": "media/coin/videos/BXxoDbFOBXA.mp4",
    "duration": 164.048978,
    "question": "Describe what happens right before a person scrubs a wok with a cloth.",
    "answer": {
      "anchor_start": 89.0,
      "anchor_end": 97.0,
      "relation": "before",
      "target_start": 81.0,
      "target_end": 89.0,
      "answer": "A person pours coarse salt from a white container into a large, dark wok sitting on a gas stove."
    }
  },
  {
    "id": "cat7_perception_test_0376",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3308.mp4",
    "duration": 34.266666666666666,
    "question": "What happens immediately before a hand lifts a white mug from a desk?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person's hand moves a white mug on a desk that also has a laptop, a banana, and a pencil, and a single low-pitched electronic beep is heard."
    }
  },
  {
    "id": "cat7_llp__avvp_2408",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the player makes a three-point shot.",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "Right after the player makes the three-point shot, the player in the purple jersey with the number 33 is shown from behind, running on the court, with other players in white and purple jerseys also present and spectators visible in the background."
    }
  },
  {
    "id": "cat7_ov-avebench_0157",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/LWfC-jjMe_A.mp4",
    "duration": 147.771791,
    "question": "What happens immediately after the horse clip-clops?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the horse clip-clops, the soldiers continue riding in synchronized formation down the city street, maintaining their parade as spectators watch and record from the sidewalk."
    }
  },
  {
    "id": "cat7_llp__avvp_2479",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Njs1QZwQ5jM.mp4",
    "duration": 10.0,
    "question": "What follows right after the dog enters the frame?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "After the dog enters the frame, a young child wearing a white 'GAP' shirt is shown in a close-up, crying with their mouth wide open, in a dimly lit room with a Christmas tree visible on the left."
    }
  },
  {
    "id": "cat7_llp__avvp_0992",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/N7FraoLwBiw.mp4",
    "duration": 10.01,
    "question": "What action occurs right after the cat meows?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the cat meows, a dark-colored dog with pointed ears stands on a rug indoors, looking down and moving its head slightly while making a soft, low-pitched whining sound as a person speaks in the background."
    }
  },
  {
    "id": "cat7_coin_0918",
    "category": "Cat7",
    "video_path": "media/coin/videos/2h53otOBTsI.mp4",
    "duration": 119.768333,
    "question": "What happens immediately after the person removes the silver hard drive from the blue plastic holder?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 90.0,
      "target_end": 104.0,
      "answer": "After removing the silver hard drive from the blue plastic holder, the woman carefully handles the internal components, snapping the circuit board, hard drive, and battery back into place as on-screen text indicates the steps of the process."
    }
  },
  {
    "id": "cat7_llp__avvp_2603",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I35Xp8ugqj4.mp4",
    "duration": 10.01,
    "question": "What happens next after a boy plays a violin?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the boy plays the violin, he continues standing in front of the white door, producing a high-pitched, sustained note with the bow on the strings."
    }
  },
  {
    "id": "cat7_ov-avebench_0281",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/G-RoCc3bOR8.mp4",
    "duration": 124.691233,
    "question": "What action occurs right after the ambulance drives on the road?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the ambulance drives on the road, the red emergency pickup truck with '911' markings and flashing lights makes a right turn at an intersection and continues on its way."
    }
  },
  {
    "id": "cat7_coin_0031",
    "category": "Cat7",
    "video_path": "media/coin/videos/5_-8QHzXU94.mp4",
    "duration": 83.824033,
    "question": "What does the person do right before rubbing shaving cream on his face?",
    "answer": {
      "anchor_start": 47.5,
      "anchor_end": 49.5,
      "relation": "before",
      "target_start": 24.0,
      "target_end": 46.0,
      "answer": "The man turns and talks to the elderly woman while continuing to shave."
    }
  },
  {
    "id": "cat7_perception_test_0887",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10563.mp4",
    "duration": 11.431455301888779,
    "question": "What occurs immediately after a person places white sneakers on a cloth?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "The hand moves the shoes out of view, leaving a piece of graph paper with musical notation on the yellow cloth, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_llp__avvp_1415",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/MnwwrlH3LOQ.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after the woman sings into a microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.5,
      "relation": "after",
      "target_start": 9.5,
      "target_end": 10.01,
      "answer": "After the woman sings into the microphone, she continues playing the acoustic guitar while standing in front of the white wall with the repeating red and black 'fabb lucky' logo."
    }
  },
  {
    "id": "cat7_ov-avebench_0256",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/9cZ_SO9Rduc.mp4",
    "duration": 77.345669,
    "question": "What follows right after the sound of a cricket chirping?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "After the sound of a cricket chirping, a grasshopper with brown and white patterned wings remains perched and mostly still on a dry, thorny branch, its long antennae extended forward."
    }
  },
  {
    "id": "cat7_coin_0607",
    "category": "Cat7",
    "video_path": "media/coin/videos/8pOi90o2Png.mp4",
    "duration": 42.585,
    "question": "What can be observed right before the Pan-African flag is raised on the flagpole?",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 42.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 12.0,
      "answer": "Right before the Pan-African flag is raised on the flagpole, a crowd of people is gathered in a city square in front of a large, historic stone building with a clock tower, many of whom are waving flags, including a large Pan-African flag, and raising their hands in the air."
    }
  },
  {
    "id": "cat7_ov-avebench_0156",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/-AfJKhf6P3U.mp4",
    "duration": 239.490612,
    "question": "What does the person do right after riding a horse on a dirt path?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The person continues riding the brown horse along the dirt path, with the camera showing views of the rider from the front and back, the horse's head and neck, and the path ahead as they move forward."
    }
  },
  {
    "id": "cat7_ov-avebench_0530",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/ADkBiqGth58.mp4",
    "duration": 192.377324,
    "question": "What happens immediately after the train moves along the tracks and sounds its horn?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The train continues past the railroad crossing while the view remains from inside the stationary white car."
    }
  },
  {
    "id": "cat7_coin_0487",
    "category": "Cat7",
    "video_path": "media/coin/videos/AFjHgdyJYaU.mp4",
    "duration": 6.616667,
    "question": "What happens immediately before the skier performs a backflip in the air?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 3.0,
      "answer": "The person in the white suit runs toward and jumps off a snowy cliff, while two people in orange suits watch from below, immediately before performing the backflip in the air."
    }
  },
  {
    "id": "cat7_ov-avebench_0127",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Gg5efksw4N8.mp4",
    "duration": 90.093424,
    "question": "What is shown immediately after fireworks explode in the night sky?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 18.0,
      "answer": "After the fireworks explode, they burst into a shower of bright, colorful sparks that fall downwards."
    }
  },
  {
    "id": "cat7_ov-avebench_0514",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/5OTKMZ5qgy8.mp4",
    "duration": 158.91737,
    "question": "What action occurs right before a woman sings while playing an acoustic guitar?",
    "answer": {
      "anchor_start": 11.0,
      "anchor_end": 25.5,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 11.0,
      "answer": "A woman with dark hair, wearing a blue zip-up hoodie, is sitting in a hallway and playing an acoustic guitar while looking directly at the camera."
    }
  },
  {
    "id": "cat7_ov-avebench_0186",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/Kgla-RkuA-g.mp4",
    "duration": 203.685442,
    "question": "What happens immediately after a person plays a synthesizer keyboard?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "After playing the synthesizer keyboard, the man remains seated in the room, wearing the white hoodie and cap, with headphones on, facing the desk that holds two computer monitors displaying music production software."
    }
  },
  {
    "id": "cat7_ov-avebench_0709",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/1pm82JaM4v0.mp4",
    "duration": 302.950748,
    "question": "What occurs immediately after a woman plays a grand piano?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After a woman plays a grand piano, a woman in a dark, sleeveless dress stands to her right and sings, while a large wooden organ is visible in the background of the stage."
    }
  },
  {
    "id": "cat7_coin_0331",
    "category": "Cat7",
    "video_path": "media/coin/videos/HTLrZ0W9F58.mp4",
    "duration": 109.133778,
    "question": "What action occurs right after a hand inserts a toner cartridge into a printer?",
    "answer": {
      "anchor_start": 67.0,
      "anchor_end": 75.0,
      "relation": "after",
      "target_start": 78.0,
      "target_end": 81.0,
      "answer": "After the toner cartridge is inserted, the hand closes the top cover of the white printer, producing a distinct clacking sound."
    }
  },
  {
    "id": "cat7_ov-avebench_0529",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/GOm9q7Xr3UE.mp4",
    "duration": 46.18449,
    "question": "What happens next after the crow caws?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the crow caws, a group of black birds perched on a utility pole and its wires remain mostly still, with some flapping their wings and shifting their positions against a clear blue sky."
    }
  },
  {
    "id": "cat7_ov-avebench_0460",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/BXQXoQLhqwY.mp4",
    "duration": 307.40898,
    "question": "What can be observed right before the yellow Lamborghini drives on the road?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 21.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 10.0,
      "answer": "Right before the yellow Lamborghini drives on the road, a person in a blue hoodie is standing in the foreground while the yellow Lamborghini and a black sedan are stopped on the street."
    }
  },
  {
    "id": "cat7_coin_0845",
    "category": "Cat7",
    "video_path": "media/coin/videos/6Ojpf6UwdVw.mp4",
    "duration": 205.217956,
    "question": "What happens immediately before a hand wipes cleaning solution on a car seat?",
    "answer": {
      "anchor_start": 60.0,
      "anchor_end": 75.0,
      "relation": "before",
      "target_start": 50.0,
      "target_end": 60.0,
      "answer": "A person sprays a cleaning solution from a white bottle onto a dirty, light-colored car seat with a textured surface and visible stains."
    }
  },
  {
    "id": "cat7_llp__avvp_1979",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Kz7Ohbt6r-I.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after the baby cries.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "Right after the baby cries, a young child wearing a red Spider-Man mask and shirt, who was sitting on a small green chair in a backyard, stands up from the chair while an adult in a purple shirt and camouflage shorts stands beside him."
    }
  },
  {
    "id": "cat7_ov-avebench_0657",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/H9ElxuZvoaw.mp4",
    "duration": 149.281088,
    "question": "What happens immediately after the small helicopter hovers over the grassy field?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 25.5,
      "relation": "after",
      "target_start": 25.5,
      "target_end": 35.5,
      "answer": "The small helicopter remains stationary on the ground with its main rotor blades spinning rapidly, creating a visible blur and a loud buzzing sound."
    }
  },
  {
    "id": "cat7_llp__avvp_0117",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "What occurs immediately before a person speaks in the background?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The dog barks several times as it moves forward while pushing a large, black ball with its nose on a paved path next to a grassy area."
    }
  },
  {
    "id": "cat7_ov-avebench_0128",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/0mDASCGPkY8.mp4",
    "duration": 53.568435,
    "question": "What happens immediately after the person positions the welding rod and adjusts their gear?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The welder uses a welding torch to join metal pieces, producing bright sparks as they work on the joint."
    }
  },
  {
    "id": "cat7_ov-avebench_0075",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/K19SKE8uwy4.mp4",
    "duration": 259.691973,
    "question": "What follows right after the gibbon howls?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "After the gibbon howls, the video shows a series of static informational signs about siamangs in an outdoor, wooded area, featuring text and photographs of the primates, with a person briefly visible in the background."
    }
  },
  {
    "id": "cat7_coin_1342",
    "category": "Cat7",
    "video_path": "media/coin/videos/CYUgE1fHo-8.mp4",
    "duration": 105.882989,
    "question": "What does the person do right after removing screws from a hard drive in a laptop?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 59.0,
      "relation": "after",
      "target_start": 59.0,
      "target_end": 69.0,
      "answer": "After removing the screw, the person continues to pull the hard drive further out from its bay in the laptop, which remains lying on its back on a light-colored surface."
    }
  },
  {
    "id": "cat7_ov-avebench_0490",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/1sHDsCAnGfQ.mp4",
    "duration": 75.766712,
    "question": "What is shown immediately after a cricket chirps?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the cricket chirps, a small, dark insect is seen crawling slowly on a brown, textured carpet near a light-colored wall or baseboard."
    }
  },
  {
    "id": "cat7_perception_test_0749",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8253.mp4",
    "duration": 28.235666024482537,
    "question": "What can be observed right before a person picks up a book from the table?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 5.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A person wearing a blue sweatshirt sits at a white table and picks up a blue pen, tapping it on a white hairdryer that is resting on top of a fork, knife, and spoon before placing the pen down."
    }
  },
  {
    "id": "cat7_perception_test_1614",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11574.mp4",
    "duration": 20.41769989891826,
    "question": "What does the person do right before picking up blue shorts from a table?",
    "answer": {
      "anchor_start": 1.5,
      "anchor_end": 2.5,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.5,
      "answer": "The person reaches forward and picks up the pile of clothes."
    }
  },
  {
    "id": "cat7_llp__avvp_0340",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "What action occurs right after the crowd cheers loudly at a basketball game?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the crowd cheers loudly, players in red and white uniforms are gathered around the basket, and a referee in a grey and black shirt stands with his hands on his hips observing the play."
    }
  },
  {
    "id": "cat7_coin_1228",
    "category": "Cat7",
    "video_path": "media/coin/videos/XSx9vWjcGYA.mp4",
    "duration": 171.431667,
    "question": "What can be observed right before a person removes four small screws from an SSD's mounting bracket?",
    "answer": {
      "anchor_start": 69.0,
      "anchor_end": 82.0,
      "relation": "before",
      "target_start": 59.0,
      "target_end": 69.0,
      "answer": "A person uses a screwdriver to remove two screws from a bracket securing a hard drive inside a laptop. After removing the screws, the person lifts the bracket and pulls the hard drive out of its bay."
    }
  },
  {
    "id": "cat7_coin_0578",
    "category": "Cat7",
    "video_path": "media/coin/videos/fzWn16M-5gk.mp4",
    "duration": 43.003356,
    "question": "What can be observed right before a person carves a design into a grey block with a tool?",
    "answer": {
      "anchor_start": 28.0,
      "anchor_end": 32.0,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 25.0,
      "answer": "Right before a person carves a design into a grey block with a tool, the man is seen pressing a textured, square linocut block onto a sheet of white paper, transferring a black ink pattern of intersecting diagonal lines and triangles."
    }
  },
  {
    "id": "cat7_coin_0128",
    "category": "Cat7",
    "video_path": "media/coin/videos/6Gg0UUlK3Ns.mp4",
    "duration": 183.112556,
    "question": "What can be observed right before a person places fish patties into a frying pan with a spatula?",
    "answer": {
      "anchor_start": 117.0,
      "anchor_end": 145.0,
      "relation": "before",
      "target_start": 107.0,
      "target_end": 117.0,
      "answer": "A hand places round, light-colored patties onto a white cutting board, followed by a scene showing cooking oil being poured into a black frying pan on a stovetop."
    }
  },
  {
    "id": "cat7_llp__avvp_3133",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/39KgkK23Zmk.mp4",
    "duration": 10.0,
    "question": "What is shown immediately after a man speaks into a microphone on stage with musicians?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Four men continue standing on stage in front of a banner that reads 'GLASS CITY OPRY', playing a mandolin, a double bass, a guitar, and a banjo."
    }
  },
  {
    "id": "cat7_ov-avebench_0205",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/75KD-FCUuHA.mp4",
    "duration": 158.058231,
    "question": "What follows right after the motorcycle engine is revved and idles?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the motorcycle engine is revved and idles, the shirtless man places his hands on the fuel tank and then moves them to the handlebars."
    }
  },
  {
    "id": "cat7_ov-avebench_0124",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/9MKXKCI9UNI.mp4",
    "duration": 51.571519,
    "question": "What happens immediately before a firework explodes in the night sky?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A static image of a fireworks product named 'GM132 Tears from Heaven - 16 Shot' is displayed against a black background, with a vertical scale indicating approximate heights of 75 ft, 150 ft, and 225 ft, immediately before a loud, booming sound is heard."
    }
  },
  {
    "id": "cat7_coin_1119",
    "category": "Cat7",
    "video_path": "media/coin/videos/nO9n_GYSDAc.mp4",
    "duration": 212.300044,
    "question": "What does the person do right after rolling a sleeping bag into a cylinder?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 102.5,
      "relation": "after",
      "target_start": 103.0,
      "target_end": 181.0,
      "answer": "After rolling the sleeping bag into a cylinder, the man kneels on the hardwood floor and unfolds the large, beige sleeping bag. He then stands and shakes it out, spreading it flat on the floor."
    }
  },
  {
    "id": "cat7_coin_1234",
    "category": "Cat7",
    "video_path": "media/coin/videos/Bjmqx_g0u04.mp4",
    "duration": 144.125,
    "question": "What occurs immediately after a person attaches blonde hair to another's hair and dries it with a red hairdryer?",
    "answer": {
      "anchor_start": 91.0,
      "anchor_end": 111.0,
      "relation": "after",
      "target_start": 112.0,
      "target_end": 143.0,
      "answer": "After the blonde hair is attached and dried, a person with long dark hair and blue-green highlights cuts the hair of the seated person using scissors and a comb, sectioning and snipping the hair, while the seated person smiles and laughs."
    }
  },
  {
    "id": "cat7_maverix_1461",
    "category": "Cat7",
    "video_path": "media/maverix/videos/10lWpHyN0Ok.mp4",
    "duration": 46.741,
    "question": "What happens immediately before a man blows air into a wine glass?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 40.0,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 30.0,
      "answer": "A man with long dark hair and sunglasses is in a room with framed pictures, holding a wine glass. Immediately before he blows air into the wine glass, he is seen preparing by holding the glass, with a loud, high-pitched electronic tone sounding at that moment."
    }
  },
  {
    "id": "cat7_perception_test_1571",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1015.mp4",
    "duration": 26.25964443189809,
    "question": "What does the person do right before placing a playing card face down on a table?",
    "answer": {
      "anchor_start": 2.8,
      "anchor_end": 3.4,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.8,
      "answer": "The person's hands move slightly before placing a playing card face down on the table."
    }
  },
  {
    "id": "cat7_coin_1140",
    "category": "Cat7",
    "video_path": "media/coin/videos/fMCWIeqH7VA.mp4",
    "duration": 229.9472,
    "question": "What occurs immediately before the screen is detached from the laptop base?",
    "answer": {
      "anchor_start": 186.0,
      "anchor_end": 215.0,
      "relation": "before",
      "target_start": 176.0,
      "target_end": 186.0,
      "answer": "The person uses a small blue tool to pry at the top edge of the screen of the open black laptop on the wooden desk."
    }
  },
  {
    "id": "cat7_maverix_0400",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "What is shown immediately after a hand picks up a red bag of jellybeans?",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "after",
      "target_start": 149.0,
      "target_end": 152.0,
      "answer": "After the hand picks up the red bag of jellybeans, it moves the bag to the left, revealing more bags of the same candy, while the sound of crinkling plastic is heard."
    }
  },
  {
    "id": "cat7_coin_0886",
    "category": "Cat7",
    "video_path": "media/coin/videos/IZAabHONVys.mp4",
    "duration": 137.136667,
    "question": "What action occurs right before attaching a black air hose to a brass nozzle on a tire valve?",
    "answer": {
      "anchor_start": 110.0,
      "anchor_end": 129.0,
      "relation": "before",
      "target_start": 100.0,
      "target_end": 110.0,
      "answer": "The man in the yellow shirt holds a small brass object, gestures with it as he speaks, and then places it on a red cloth in front of him."
    }
  },
  {
    "id": "cat7_coin_0241",
    "category": "Cat7",
    "video_path": "media/coin/videos/z_1yL8bXQ1A.mp4",
    "duration": 90.6507,
    "question": "What occurs immediately after a man loops a rope around a fender on a boat?",
    "answer": {
      "anchor_start": 79.0,
      "anchor_end": 80.0,
      "relation": "after",
      "target_start": 81.0,
      "target_end": 88.0,
      "answer": "The man secures the rope by pulling it through a loop and twisting it to fasten it against itself, demonstrating how to tie a knot."
    }
  },
  {
    "id": "cat7_ov-avebench_0730",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/IHrz8URnta4.mp4",
    "duration": 265.636281,
    "question": "What does the person do right after the vintage aircraft taxis on the grassy airfield?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After the vintage aircraft taxis on the grassy airfield, the camera pans from the side to the rear of the plane, showing its distinctive tail gunner position and the tail number '24495', while the loud, deep rumble of its multiple radial engines continues."
    }
  },
  {
    "id": "cat7_ov-avebench_0176",
    "category": "Cat7",
    "video_path": "media/ov_avebench/videos/8UlnZV36ZgQ.mp4",
    "duration": 258.089796,
    "question": "What happens next after a woman speaks at a podium?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "The young girl continues speaking at the podium, introducing herself and her organization while gesturing with her hands, with a whiteboard featuring photos and writing visible behind her."
    }
  },
  {
    "id": "cat7_coin_1017",
    "category": "Cat7",
    "video_path": "media/coin/videos/FBKxAtpxIok.mp4",
    "duration": 179.466667,
    "question": "What action occurs right before the boy in a white karate gi bows on the mat?",
    "answer": {
      "anchor_start": 33.5,
      "anchor_end": 120.0,
      "relation": "before",
      "target_start": 16.0,
      "target_end": 33.0,
      "answer": "The boy in the white karate gi performs a deep bow and then straightens up before bowing again in front of the judges."
    }
  },
  {
    "id": "cat7_llp__avvp_1346",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "Describe what happens right after the cat's face fills the frame.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the cat's face fills the frame, an orange cat is seen eating from a green and white food bowl on a white floor. A black cat then approaches from the right and starts eating from the same bowl, and a person's hand briefly enters the frame to adjust the bowl."
    }
  },
  {
    "id": "cat7_coin_0760",
    "category": "Cat7",
    "video_path": "media/coin/videos/5tpP66MCLGE.mp4",
    "duration": 108.551667,
    "question": "Describe what happens right before the man wraps blue tape around a shower pipe fitting.",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 23.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.5,
      "answer": "The man uses a wrench to remove a showerhead from a tiled wall, following on-screen text that instructs to 'Step 1: Remove old showerhead {Twist counter-clockwise}', while a loud, continuous electronic buzzer sound plays."
    }
  },
  {
    "id": "cat7_coin_0464",
    "category": "Cat7",
    "video_path": "media/coin/videos/2LXvCbf4kgw.mp4",
    "duration": 40.658133,
    "question": "What happens next after the pole vaulter plants their pole into the box?",
    "answer": {
      "anchor_start": 21.0,
      "anchor_end": 24.0,
      "relation": "after",
      "target_start": 26.0,
      "target_end": 28.0,
      "answer": "After planting the pole, the vaulter launches himself upwards, clears the bar, and lands safely on the blue mat. He then stands up and raises his arms in celebration."
    }
  },
  {
    "id": "cat7_maverix_2447",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "What action occurs right after a hand pats a blue bag of frozen vegetables?",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "after",
      "target_start": 323.0,
      "target_end": 326.0,
      "answer": "After a hand pats a blue bag of frozen vegetables, a woman in a blue shirt sits on a couch with two young children, holding a baby who is sucking on a pacifier and a doll, while a young girl with glasses beside her holds a white stuffed animal. The woman looks at the camera and speaks."
    }
  },
  {
    "id": "cat7_coin_0138",
    "category": "Cat7",
    "video_path": "media/coin/videos/76HTCZmJb7I.mp4",
    "duration": 224.536956,
    "question": "What action occurs right after the person inserts the new bulb into the socket?",
    "answer": {
      "anchor_start": 141.5,
      "anchor_end": 145.5,
      "relation": "after",
      "target_start": 145.5,
      "target_end": 149.5,
      "answer": "The person uses a tool to tighten the bulb into its socket."
    }
  },
  {
    "id": "cat7_perception_test_1104",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11265.mp4",
    "duration": 16.854511323995695,
    "question": "What can be observed right after a person places a cap on a container?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 10.2,
      "relation": "after",
      "target_start": 10.2,
      "target_end": 13.6,
      "answer": "Right after placing the cap on the container, the person picks up a black lid and places it on a large glass jar containing granola."
    }
  },
  {
    "id": "cat7_coin_0856",
    "category": "Cat7",
    "video_path": "media/coin/videos/2mh5dXr7xHg.mp4",
    "duration": 64.110289,
    "question": "What happens immediately after a person inserts a battery into a key fob?",
    "answer": {
      "anchor_start": 42.0,
      "anchor_end": 45.5,
      "relation": "after",
      "target_start": 48.0,
      "target_end": 57.5,
      "answer": "The person snaps the two halves of the plastic casing back together and then pulls the metal key out from the top of the fob."
    }
  },
  {
    "id": "cat7_perception_test_0816",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2095.mp4",
    "duration": 35.02337714809306,
    "question": "What follows right after a man places herbs on a countertop?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "After placing the herbs on the countertop, the man picks up a lime, shows it to the camera, and places it on the counter. He then picks up the lime again and shows it to the camera once more."
    }
  },
  {
    "id": "cat7_coin_0046",
    "category": "Cat7",
    "video_path": "media/coin/videos/DAzqnAlEoW4.mp4",
    "duration": 158.174322,
    "question": "What action occurs right after a hand pours a white substance into the palm and adds it to a bowl?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 61.0,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 101.0,
      "answer": "The person uses a wooden stick to mix the substance in the cup, stops, and points at the mixture, after which text appears on the screen instructing to 'Put in the freezer for 15 minutes'."
    }
  },
  {
    "id": "cat7_maverix_2446",
    "category": "Cat7",
    "video_path": "media/maverix/videos/jgrDhPPKj_w.mp4",
    "duration": 355.288526,
    "question": "What occurs immediately after a woman pats a blue bag of frozen vegetables on her lap?",
    "answer": {
      "anchor_start": 321.0,
      "anchor_end": 323.0,
      "relation": "after",
      "target_start": 323.0,
      "target_end": 326.0,
      "answer": "After patting the blue bag of frozen vegetables on her lap, the woman looks at the camera and speaks while holding a baby who is sucking on a pacifier and a doll, with a young girl wearing glasses sitting beside her holding a white stuffed animal."
    }
  },
  {
    "id": "cat7_perception_test_1073",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4443.mp4",
    "duration": 15.698066473157082,
    "question": "What occurs immediately before a hand picks up a wallet?",
    "answer": {
      "anchor_start": 2.8,
      "anchor_end": 4.1,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.8,
      "answer": "A person's hand pushes a clear plastic bottle across a wooden table, causing it to roll and spin until it comes to a stop on its side, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_0650",
    "category": "Cat7",
    "video_path": "media/coin/videos/cN9tTQNbvxQ.mp4",
    "duration": 154.343033,
    "question": "What action occurs right after a person presses a pin into a watch band with a tool?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 61.5,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 68.5,
      "answer": "After pressing a pin into a watch band with a tool, the person uses their fingers to push out a small pin from the detached link."
    }
  },
  {
    "id": "cat7_coin_0064",
    "category": "Cat7",
    "video_path": "media/coin/videos/5H7rd1v7Yrk.mp4",
    "duration": 94.203356,
    "question": "What can be observed right after a man scatters seeds in a garden bed?",
    "answer": {
      "anchor_start": 44.0,
      "anchor_end": 86.0,
      "relation": "after",
      "target_start": 87.0,
      "target_end": 93.0,
      "answer": "After scattering the seeds, the man with dreadlocks and glasses squats in the garden bed, takes a handful of soil, spreads it over the seeds, and then looks up and smiles at the camera."
    }
  },
  {
    "id": "cat7_coin_0663",
    "category": "Cat7",
    "video_path": "media/coin/videos/MSVAI4xbUbg.mp4",
    "duration": 151.5102,
    "question": "What action occurs right after a hand places a burger bun on the grill?",
    "answer": {
      "anchor_start": 77.0,
      "anchor_end": 83.0,
      "relation": "after",
      "target_start": 84.0,
      "target_end": 121.0,
      "answer": "After the burger bun is placed on the grill, the person assembles the burger on a white plate by spreading white sauce on the bottom bun, adding lettuce, tomato, grilled chicken breast, spreading guacamole on the chicken, and placing the top bun on the sandwich."
    }
  },
  {
    "id": "cat7_coin_0944",
    "category": "Cat7",
    "video_path": "media/coin/videos/tK9qwxrLFKw.mp4",
    "duration": 234.218333,
    "question": "Describe what happens right before a cooked patty is placed on a plate and flipped.",
    "answer": {
      "anchor_start": 153.0,
      "anchor_end": 166.0,
      "relation": "before",
      "target_start": 130.0,
      "target_end": 152.0,
      "answer": "A person places a round, light-brown food item into a small black skillet on a kitchen counter, then places the skillet inside a toaster oven and closes the door. After some time, they use a red oven mitt to remove the skillet, revealing the cooked item just before it is placed on a plate and flipped."
    }
  },
  {
    "id": "cat7_perception_test_1438",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6652.mp4",
    "duration": 35.03419979754901,
    "question": "What does the person do right after placing a box on the table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After placing the box on the table, the person holds a colorful children's book in front of the camera, then lowers the book to reveal a green balloon on the table."
    }
  },
  {
    "id": "cat7_coin_1593",
    "category": "Cat7",
    "video_path": "media/coin/videos/1AL8hHBnZt8.mp4",
    "duration": 87.887522,
    "question": "What happens next after plates are arranged on a rack and hosed down together?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 64.0,
      "relation": "after",
      "target_start": 64.0,
      "target_end": 71.0,
      "answer": "After the plates are arranged on a rack and hosed down, a person's hand hangs the power hose on a metal hook on the wall. Then, a person in a white uniform and bandana places the rack of clean plates into a large stainless steel dishwashing machine in a commercial kitchen."
    }
  },
  {
    "id": "cat7_llp__avvp_0280",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/3F2x54nOz6g.mp4",
    "duration": 10.01,
    "question": "What does the person do right after speaking, possibly giving instructions or making a comment?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After speaking, the person drives the car forward, briefly obscuring the view with the hood before the scene cuts to black."
    }
  },
  {
    "id": "cat7_coin_1330",
    "category": "Cat7",
    "video_path": "media/coin/videos/7p7hKcxVPf8.mp4",
    "duration": 56.122622,
    "question": "What can be observed right before coffee grounds are poured from a wooden grinder into a filter?",
    "answer": {
      "anchor_start": 37.0,
      "anchor_end": 39.0,
      "relation": "before",
      "target_start": 34.0,
      "target_end": 37.0,
      "answer": "Right before coffee grounds are poured from a wooden grinder into a filter, a person pours water into the glass carafe."
    }
  },
  {
    "id": "cat7_coin_1227",
    "category": "Cat7",
    "video_path": "media/coin/videos/aQ4vZdma60s.mp4",
    "duration": 190.891,
    "question": "What action occurs right before a person places a chair onto a five-star base?",
    "answer": {
      "anchor_start": 154.0,
      "anchor_end": 156.0,
      "relation": "before",
      "target_start": 90.0,
      "target_end": 151.0,
      "answer": "The person attaches the chair's base mechanism to the seat by aligning it with the bolts and tightening them with a hex key."
    }
  },
  {
    "id": "cat7_maverix_0398",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "What happens immediately after a hand picks up a red bag of Starburst?",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "after",
      "target_start": 149.0,
      "target_end": 152.0,
      "answer": "After a hand picks up a red bag of Starburst, it moves the bag to the left, revealing more bags of Jelly Beans, while the sound of crinkling plastic is heard."
    }
  },
  {
    "id": "cat7_llp__avvp_2811",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/LlWf9r1ziZk.mp4",
    "duration": 10.01,
    "question": "What happens immediately after a man and a woman play violins together?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "A loud, sustained, dissonant chord is played on the violins."
    }
  },
  {
    "id": "cat7_coin_0380",
    "category": "Cat7",
    "video_path": "media/coin/videos/22cS0_SGd-o.mp4",
    "duration": 111.315,
    "question": "Describe what happens right before the stylist washes the client's hair in a salon sink.",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 67.5,
      "relation": "before",
      "target_start": 45.0,
      "target_end": 64.0,
      "answer": "The client is reclined in a salon sink, draped in a brown towel, with their eyes closed and smiling, as the stylist begins washing their hair."
    }
  },
  {
    "id": "cat7_perception_test_0929",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9062.mp4",
    "duration": 16.698422561234757,
    "question": "What follows right after a hand places a toy car on books?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the hand places the toy car on the books, it pushes the car across the grey table. The car rolls off the edge, falls to the floor, and is then picked up by the hand and placed back on the table."
    }
  },
  {
    "id": "cat7_coin_1231",
    "category": "Cat7",
    "video_path": "media/coin/videos/5Mn-qfoBm4M.mp4",
    "duration": 63.042167,
    "question": "What is shown immediately before a person uses tweezers to place a new battery into a smartwatch?",
    "answer": {
      "anchor_start": 29.0,
      "anchor_end": 42.0,
      "relation": "before",
      "target_start": 19.0,
      "target_end": 29.0,
      "answer": "A person uses tweezers to remove a small, round battery from the back of a black smartwatch. The video then shows a close-up of the watch's battery compartment, including a spring, with a text overlay warning to be careful with it."
    }
  },
  {
    "id": "cat7_perception_test_0309",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6367.mp4",
    "duration": 22.023333029531106,
    "question": "Describe what happens right before a hand puts a yellow book into a black bag.",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 12.5,
      "relation": "before",
      "target_start": 7.5,
      "target_end": 10.5,
      "answer": "A hand reaches into a black bag, takes out a blue tablet case, and places it on a yellow book before putting the book into the bag."
    }
  },
  {
    "id": "cat7_coin_1307",
    "category": "Cat7",
    "video_path": "media/coin/videos/J-9L2mxcOQ0.mp4",
    "duration": 58.676667,
    "question": "What action occurs right before the player shoots a layup?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 33.0,
      "relation": "before",
      "target_start": 27.0,
      "target_end": 29.5,
      "answer": "Two players in blue jerseys run towards the center of the court, where a large 'ALL-STAR' logo is painted, just before the player shoots a layup."
    }
  },
  {
    "id": "cat7_coin_1318",
    "category": "Cat7",
    "video_path": "media/coin/videos/qXd9Zto38Ms.mp4",
    "duration": 95.712644,
    "question": "What happens immediately before a hand screws a fuel cap onto a car's fuel neck?",
    "answer": {
      "anchor_start": 40.0,
      "anchor_end": 45.0,
      "relation": "before",
      "target_start": 35.0,
      "target_end": 40.0,
      "answer": "The hand opens the fuel filler door of the yellow car and unscrews the black fuel cap, placing it on the car's body."
    }
  },
  {
    "id": "cat7_coin_0270",
    "category": "Cat7",
    "video_path": "media/coin/videos/mu9PvfDG550.mp4",
    "duration": 80.341033,
    "question": "What action occurs right after hands knead a stretchy blue slime-like substance?",
    "answer": {
      "anchor_start": 69.0,
      "anchor_end": 80.0,
      "relation": "after",
      "target_start": 80.0,
      "target_end": 80.341,
      "answer": "The hand with pink nail polish holds the light blue, malleable substance over a blue silicone cup and continues to squeeze and manipulate it, causing it to stretch and change shape."
    }
  },
  {
    "id": "cat7_coin_0014",
    "category": "Cat7",
    "video_path": "media/coin/videos/QLWJ4N-5KJg.mp4",
    "duration": 237.238267,
    "question": "What does the person do right after wrapping a white guitar string around a tuning peg?",
    "answer": {
      "anchor_start": 67.0,
      "anchor_end": 84.0,
      "relation": "after",
      "target_start": 87.0,
      "target_end": 177.0,
      "answer": "After wrapping the white guitar string around the tuning peg, the person uses his left hand to press down on the guitar neck near the headstock while twisting the tuning peg with his right hand to tighten the string, and he smiles as he works."
    }
  },
  {
    "id": "cat7_coin_0404",
    "category": "Cat7",
    "video_path": "media/coin/videos/3bel86eGTLI.mp4",
    "duration": 107.113644,
    "question": "What can be observed right before a man pries a dirt bike tire bead with a tire iron?",
    "answer": {
      "anchor_start": 53.0,
      "anchor_end": 95.0,
      "relation": "before",
      "target_start": 16.0,
      "target_end": 52.0,
      "answer": "Right before the man pries the dirt bike tire bead with a tire iron, he is in a garage wearing motocross gear, and another man is standing nearby holding a tire iron."
    }
  },
  {
    "id": "cat7_llp__avvp_1870",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BSaCSGuS8_8.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before the commentator speaks during the motorsport event.",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "A motorcyclist in white racing gear rides a motorcycle on a paved track, and the camera pans to a large digital scoreboard that reads 'CUSTOM CHROME RACING' and displays the times '10.90' and '14.32', with the sound of the motorcycle's engine audible."
    }
  },
  {
    "id": "cat7_coin_1356",
    "category": "Cat7",
    "video_path": "media/coin/videos/5YXmYllpWvY.mp4",
    "duration": 122.368333,
    "question": "What does the person do right before threading the needle on the sewing machine?",
    "answer": {
      "anchor_start": 73.0,
      "anchor_end": 107.5,
      "relation": "before",
      "target_start": 10.0,
      "target_end": 72.5,
      "answer": "The person threads the top thread through the machine's guide pins, tension disc, and take-up lever right before threading the needle on the sewing machine."
    }
  },
  {
    "id": "cat7_perception_test_1585",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3672.mp4",
    "duration": 15.89044470303845,
    "question": "What occurs immediately before a person lifts a cup to reveal a mug?",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 12.4,
      "relation": "before",
      "target_start": 8.8,
      "target_end": 11.8,
      "answer": "A person's hands move a dark blue mug and a white paper cup on a white table, with a black pen and a book also present on the table."
    }
  },
  {
    "id": "cat7_perception_test_0094",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2876.mp4",
    "duration": 23.12754433046792,
    "question": "What happens next after a person puts a cap on a thermos?",
    "answer": {
      "anchor_start": 17.0,
      "anchor_end": 20.0,
      "relation": "after",
      "target_start": 20.0,
      "target_end": 23.0,
      "answer": "After putting the cap on the thermos, the person places the thermos on the table next to a glass jar, a plastic water bottle, a smartphone, a deck of cards, and a small blue bottle, then rests their hands on the table."
    }
  },
  {
    "id": "cat7_coin_0231",
    "category": "Cat7",
    "video_path": "media/coin/videos/fMN22KFQbtM.mp4",
    "duration": 232.338856,
    "question": "What action occurs right after the man feeds orange segments into a juicer?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 171.0,
      "relation": "after",
      "target_start": 172.0,
      "target_end": 191.0,
      "answer": "After feeding the orange segments into the juicer, the man uses a black plunger to push the pulp down into the machine."
    }
  },
  {
    "id": "cat7_coin_0144",
    "category": "Cat7",
    "video_path": "media/coin/videos/BhrXY0Ui6QE.mp4",
    "duration": 195.441667,
    "question": "Describe what happens right before a person uses a blue wire cutter to cut a cable.",
    "answer": {
      "anchor_start": 97.0,
      "anchor_end": 99.0,
      "relation": "before",
      "target_start": 90.0,
      "target_end": 96.0,
      "answer": "The person's hands arrange the individual colored wires from a blue Ethernet cable into a specific order on a green cutting mat."
    }
  },
  {
    "id": "cat7_coin_0965",
    "category": "Cat7",
    "video_path": "media/coin/videos/6_BD7DmsSSE.mp4",
    "duration": 102.4,
    "question": "What is shown immediately before a person peels a sticker from its backing paper?",
    "answer": {
      "anchor_start": 33.0,
      "anchor_end": 46.0,
      "relation": "before",
      "target_start": 29.0,
      "target_end": 32.0,
      "answer": "A person's hand uses a red squeegee to rub a white vinyl decal of a video game controller onto a dark, textured surface, likely a car window, while on-screen text provides instructions for rubbing the decal to make it stick and suggests using the edge of a plastic card."
    }
  },
  {
    "id": "cat7_coin_1163",
    "category": "Cat7",
    "video_path": "media/coin/videos/yoQ9PhhJZAU.mp4",
    "duration": 60.65,
    "question": "What occurs immediately after a person sticks a Michigan-shaped sticker onto a vehicle's side panel?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 34.0,
      "relation": "after",
      "target_start": 35.0,
      "target_end": 42.0,
      "answer": "The person uses a plastic card and then their hand to press the decal firmly onto the surface, while on-screen text instructs to 'SMOOTH WITH PLASTIC CARD OR HAND'."
    }
  },
  {
    "id": "cat7_coin_0263",
    "category": "Cat7",
    "video_path": "media/coin/videos/IhFKbkWf8mc.mp4",
    "duration": 57.3765,
    "question": "Describe what happens right after a person slides a toner cartridge into a printer until it clicks.",
    "answer": {
      "anchor_start": 38.0,
      "anchor_end": 44.0,
      "relation": "after",
      "target_start": 45.0,
      "target_end": 51.0,
      "answer": "After the toner cartridge is slid into the printer, the person's hand inserts a Brother drum unit into the printer and then closes the printer's front lid."
    }
  },
  {
    "id": "cat7_coin_1026",
    "category": "Cat7",
    "video_path": "media/coin/videos/4fxQr2j0718.mp4",
    "duration": 32.646667,
    "question": "What does the person do right before wiping the leather seat with a cloth?",
    "answer": {
      "anchor_start": 23.0,
      "anchor_end": 30.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 22.0,
      "answer": "The person leans over the seat, meticulously cleaning its surface before wiping it with the blue cloth."
    }
  },
  {
    "id": "cat7_coin_1101",
    "category": "Cat7",
    "video_path": "media/coin/videos/SUvRM1pcG3k.mp4",
    "duration": 86.238911,
    "question": "What happens immediately before a person cuts a spiral into a grapefruit peel with a knife?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 42.0,
      "relation": "before",
      "target_start": 17.0,
      "target_end": 20.0,
      "answer": "A person cuts the top off a yellow citrus fruit on a wooden cutting board, then rotates the fruit and cuts a thin slice from one side."
    }
  },
  {
    "id": "cat7_coin_0765",
    "category": "Cat7",
    "video_path": "media/coin/videos/E3jXvJ_thKA.mp4",
    "duration": 76.045,
    "question": "What is shown immediately before a person rolls pink ink onto a green block with a brayer?",
    "answer": {
      "anchor_start": 32.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 31.0,
      "answer": "A woman with brown hair is leaning over a table, using a tool to work on a piece of paper, with the table covered in paint and other materials, suggesting an art studio setting."
    }
  },
  {
    "id": "cat7_coin_0996",
    "category": "Cat7",
    "video_path": "media/coin/videos/f_GrzLHXSQw.mp4",
    "duration": 190.8448,
    "question": "What occurs immediately after a person pours hot water into a mug and stirs with an electric whisk?",
    "answer": {
      "anchor_start": 85.0,
      "anchor_end": 107.0,
      "relation": "after",
      "target_start": 107.0,
      "target_end": 117.0,
      "answer": "The person uses a handheld milk frother to create foam in a green and white mug, then picks up a glass pitcher of milk and begins frothing the milk in the pitcher while placing the frother back in the mug."
    }
  },
  {
    "id": "cat7_perception_test_0210",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2197.mp4",
    "duration": 13.932288985652027,
    "question": "What follows right after a person picks up an egg?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After picking up the egg, the person places it back down and opens a white container with a red lid, at which point a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_perception_test_1870",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10531.mp4",
    "duration": 17.841599455517596,
    "question": "What does the person do right after picking up a stack of playing cards?",
    "answer": {
      "anchor_start": 2.7,
      "anchor_end": 3.2,
      "relation": "after",
      "target_start": 3.2,
      "target_end": 6.2,
      "answer": "After picking up the stack of playing cards, the person fans them out with their fingers, showing the red backs of the cards."
    }
  },
  {
    "id": "cat7_coin_0749",
    "category": "Cat7",
    "video_path": "media/coin/videos/Hr9TVzx83XQ.mp4",
    "duration": 124.876911,
    "question": "What does the person do right after inserting a dollar bill into the vending machine's slot?",
    "answer": {
      "anchor_start": 70.0,
      "anchor_end": 73.0,
      "relation": "after",
      "target_start": 76.0,
      "target_end": 78.0,
      "answer": "After inserting the dollar bill, the man presses a button on the machine's keypad, and the screen displays a list of pizza options with prices and stock numbers. The machine then shows a 'payment in progress' message."
    }
  },
  {
    "id": "cat7_perception_test_1494",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1140.mp4",
    "duration": 31.342689127951033,
    "question": "What happens immediately after a person picks up a fork from a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.4,
      "relation": "after",
      "target_start": 0.4,
      "target_end": 3.4,
      "answer": "After picking up the fork, the person takes a piece of lettuce from a white bowl, tears it with their hands, and places the pieces into a second, empty white bowl."
    }
  },
  {
    "id": "cat7_coin_0593",
    "category": "Cat7",
    "video_path": "media/coin/videos/UuJMpPQ00e0.mp4",
    "duration": 185.063033,
    "question": "What happens immediately after a person wipes a wall with a yellow sponge?",
    "answer": {
      "anchor_start": 128.0,
      "anchor_end": 133.0,
      "relation": "after",
      "target_start": 134.0,
      "target_end": 137.0,
      "answer": "After wiping the wall with a yellow sponge, the person uses a black tool to press down the edges of the green and white leaf-patterned wallpaper and remove air bubbles."
    }
  },
  {
    "id": "cat7_perception_test_0500",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5148.mp4",
    "duration": 25.066666666666666,
    "question": "What occurs immediately before a hand pours water from a pitcher into a glass?",
    "answer": {
      "anchor_start": 13.7,
      "anchor_end": 16.1,
      "relation": "before",
      "target_start": 10.7,
      "target_end": 13.7,
      "answer": "A person's hand pours water from a red cup into a glass on a black tray."
    }
  },
  {
    "id": "cat7_coin_1437",
    "category": "Cat7",
    "video_path": "media/coin/videos/8CoZHuwy9g0.mp4",
    "duration": 153.4839,
    "question": "Describe what happens right before a person folds a dark green leaf around rice.",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 107.0,
      "relation": "before",
      "target_start": 9.0,
      "target_end": 79.0,
      "answer": "The person adds a layer of cooked rice, followed by cooked mushrooms and chestnuts, then a layer of cooked meat, and finally another layer of rice on top."
    }
  },
  {
    "id": "cat7_coin_0807",
    "category": "Cat7",
    "video_path": "media/coin/videos/THoWo6JUk1Q.mp4",
    "duration": 210.210244,
    "question": "What does the person do right before aligning a screen protector on a smartphone?",
    "answer": {
      "anchor_start": 118.0,
      "anchor_end": 140.0,
      "relation": "before",
      "target_start": 113.0,
      "target_end": 117.0,
      "answer": "The person peels a protective film off the transparent screen protector."
    }
  },
  {
    "id": "cat7_coin_1690",
    "category": "Cat7",
    "video_path": "media/coin/videos/Evhg7Y9hkfw.mp4",
    "duration": 214.226667,
    "question": "What can be observed right before a person vacuums a hamster cage with a vacuum cleaner?",
    "answer": {
      "anchor_start": 45.0,
      "anchor_end": 49.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 44.0,
      "answer": "Right before the person vacuums the hamster cage, they remove a wooden hideout, scoop out soiled pink-colored bedding, and wipe down the white floor of the enclosure with a white cloth."
    }
  },
  {
    "id": "cat7_llp__avvp_1206",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "What happens immediately after the sound of a basketball being dribbled?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "The basketball player in the black and gold jersey with the number 24 drives to the basket and scores a layup. The crowd cheers loudly as the player runs back down the court."
    }
  },
  {
    "id": "cat7_coin_0661",
    "category": "Cat7",
    "video_path": "media/coin/videos/BWAedc31WdY.mp4",
    "duration": 155.318267,
    "question": "What action occurs right after the man shaves his face with a razor?",
    "answer": {
      "anchor_start": 75.5,
      "anchor_end": 80.0,
      "relation": "after",
      "target_start": 80.0,
      "target_end": 84.5,
      "answer": "After the man shaves his face with a razor, the scene cuts to a close-up of dark stubble on a neck, with small white particles, possibly shaving cream or hair, falling onto it."
    }
  },
  {
    "id": "cat7_coin_0099",
    "category": "Cat7",
    "video_path": "media/coin/videos/b7KQUq87FkM.mp4",
    "duration": 218.987389,
    "question": "What is shown immediately after a person shatters a car mirror with a hammer?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 121.0,
      "relation": "after",
      "target_start": 121.0,
      "target_end": 131.0,
      "answer": "After the mirror is shattered, the person uses a chisel to remove the broken mirror from the black car and then sprays a cleaning solution from a white bottle onto the exposed plastic backing of the mirror housing."
    }
  },
  {
    "id": "cat7_llp__avvp_0602",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BIoHN1ABoQE.mp4",
    "duration": 10.01,
    "question": "What happens immediately after a man sings into a microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.9,
      "relation": "after",
      "target_start": 9.9,
      "target_end": 10.01,
      "answer": "After the man sings into the microphone, he continues performing with the other man playing the keyboard in the background, under the glow of a chandelier on the wall behind them."
    }
  },
  {
    "id": "cat7_coin_0738",
    "category": "Cat7",
    "video_path": "media/coin/videos/5O8lgb8CBQU.mp4",
    "duration": 163.7239,
    "question": "What occurs immediately before a person removes pulp and seeds from a pumpkin?",
    "answer": {
      "anchor_start": 68.0,
      "anchor_end": 73.0,
      "relation": "before",
      "target_start": 66.0,
      "target_end": 67.0,
      "answer": "A person wearing a white chef's coat cuts a circular opening into the side of a large orange pumpkin on a wooden cutting board and removes the cut section, exposing the interior."
    }
  },
  {
    "id": "cat7_maverix_2321",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "Describe what happens right before a hand points to a coupon for Hair-Skin-Nails on a magazine page.",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "before",
      "target_start": 70.0,
      "target_end": 80.0,
      "answer": "A hand points to a bottle of Nature Made VitaMelts supplements, then moves to a Walgreens coupon circular and picks up a pamphlet titled 'Answers at Walgreens vitamins and supplements,' flipping through its pages."
    }
  },
  {
    "id": "cat7_maverix_2322",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "What is shown immediately before a hand points to a coupon for Hair-Skin-Nails on a magazine page?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "before",
      "target_start": 70.0,
      "target_end": 80.0,
      "answer": "A hand points to a bottle of Nature Made VitaMelts supplements, then moves to a Walgreens coupon circular and picks up a pamphlet titled 'Answers at Walgreens vitamins and supplements,' flipping through its pages."
    }
  },
  {
    "id": "cat7_perception_test_1182",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9925.mp4",
    "duration": 34.935211152373,
    "question": "What is shown immediately after a hand places a red cup on a table?",
    "answer": {
      "anchor_start": 21.8,
      "anchor_end": 23.8,
      "relation": "after",
      "target_start": 23.8,
      "target_end": 26.8,
      "answer": "After a hand places a red cup on the table, a person's hand puts a small wooden block on the same table, which already has a white mug, a red Coca-Cola cup, and a red apple. A loud, sustained electronic buzzer sounds at the end."
    }
  },
  {
    "id": "cat7_coin_1327",
    "category": "Cat7",
    "video_path": "media/coin/videos/CaPibZ3vXSM.mp4",
    "duration": 127.454322,
    "question": "What does the person do right before removing a screw from an optical drive with a screwdriver?",
    "answer": {
      "anchor_start": 76.0,
      "anchor_end": 81.0,
      "relation": "before",
      "target_start": 64.0,
      "target_end": 73.0,
      "answer": "The person uses a screwdriver to remove a screw from the bottom of the laptop."
    }
  },
  {
    "id": "cat7_coin_0821",
    "category": "Cat7",
    "video_path": "media/coin/videos/80oOv72CWsM.mp4",
    "duration": 226.696411,
    "question": "What is shown immediately before a man secures a headboard to side rails with a power drill?",
    "answer": {
      "anchor_start": 86.0,
      "anchor_end": 135.0,
      "relation": "before",
      "target_start": 16.0,
      "target_end": 85.0,
      "answer": "A man is assembling a white bed frame on a wooden floor, kneeling and using a hammer to attach various panels and metal brackets together according to the instructions for the IKEA Malm bed frame."
    }
  },
  {
    "id": "cat7_llp__avvp_0532",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OoTe9A7L7GQ.mp4",
    "duration": 10.01,
    "question": "What action occurs right after the women sing into microphones?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 10.01,
      "answer": "After the women sing into microphones, the woman on the left continues playing the mandolin while the woman in the center and the woman on the right continue playing their violins, all still positioned in front of the microphones with the large picture of a body of water framed with autumn leaves behind them."
    }
  },
  {
    "id": "cat7_llp__avvp_1347",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OGw7IRDLu4w.mp4",
    "duration": 9.52,
    "question": "What action occurs right after a person says \"want it?\"?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the person says \"want it?\", a close-up of a ginger cat's face is shown on a desk. The cat turns its head, and a person's hand reaches in to pick up a small, round metal container from the desk."
    }
  },
  {
    "id": "cat7_coin_0794",
    "category": "Cat7",
    "video_path": "media/coin/videos/IqLVkubtdZE.mp4",
    "duration": 80.015956,
    "question": "What action occurs right before a person pours water onto a hot pan?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 60.0,
      "relation": "before",
      "target_start": 36.0,
      "target_end": 46.0,
      "answer": "A person wearing a black apron and a black and red oven mitt wipes a large, round, black pan with a paper towel while the pan sits on a shiny, silver stand."
    }
  },
  {
    "id": "cat7_perception_test_1383",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6206.mp4",
    "duration": 18.693389158325218,
    "question": "What does the person do right before ironing a green shirt?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 15.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 7.0,
      "answer": "The person places a green t-shirt on a wooden table and picks up a silver and white clothes iron from its stand."
    }
  },
  {
    "id": "cat7_llp__avvp_2366",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2U6WeaRLEds.mp4",
    "duration": 10.01,
    "question": "What is shown immediately after a man holds a blender while speaking?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "The man places the blender jar onto the base and presses down on it, causing the blender to start and mix the contents."
    }
  },
  {
    "id": "cat7_perception_test_1615",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_681.mp4",
    "duration": 24.2,
    "question": "What happens immediately before a person picks up a piece of clothing?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person's hands are resting on a red surface next to a table covered with a multi-colored plaid tablecloth, where a pile of clothes, including a floral shirt and a maroon sweater, is placed along with a green candle that has a feather on it, while a low, continuous electronic tone plays."
    }
  },
  {
    "id": "cat7_coin_1522",
    "category": "Cat7",
    "video_path": "media/coin/videos/q4FuhVpwZfU.mp4",
    "duration": 230.086522,
    "question": "What does the person do right before the blue tractor pulls a red seed drill across the field?",
    "answer": {
      "anchor_start": 112.0,
      "anchor_end": 121.0,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 111.0,
      "answer": "The person operates a green John Deere tractor, tilling the soil in a large, brown field while pulling a red and blue piece of farm equipment, with another tractor visible in the background."
    }
  },
  {
    "id": "cat7_coin_0588",
    "category": "Cat7",
    "video_path": "media/coin/videos/EB0Rq2QmtRo.mp4",
    "duration": 238.653333,
    "question": "What happens immediately before a person applies adhesive to a table tennis paddle with a pad?",
    "answer": {
      "anchor_start": 168.0,
      "anchor_end": 183.0,
      "relation": "before",
      "target_start": 158.0,
      "target_end": 168.0,
      "answer": "The person heats the orange table tennis paddle with a pink hairdryer, holding it over a dark wooden chair and moving the hairdryer back and forth across the surface."
    }
  },
  {
    "id": "cat7_coin_0958",
    "category": "Cat7",
    "video_path": "media/coin/videos/1YyqVC2dUjk.mp4",
    "duration": 202.988333,
    "question": "What action occurs right before a person tightens screws on a lamp holder with a screwdriver?",
    "answer": {
      "anchor_start": 106.0,
      "anchor_end": 155.0,
      "relation": "before",
      "target_start": 96.0,
      "target_end": 106.0,
      "answer": "A person uses a screwdriver to tighten a screw on a white electrical fixture connected to wires inside a blue ceiling junction box."
    }
  },
  {
    "id": "cat7_coin_1477",
    "category": "Cat7",
    "video_path": "media/coin/videos/1BpD0tWm0_E.mp4",
    "duration": 70.704756,
    "question": "What happens immediately before a person uses a tool to push a pin out of a watch band?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 33.5,
      "relation": "before",
      "target_start": 25.0,
      "target_end": 30.5,
      "answer": "A person holds a blue watch band removal tool in one hand and uses the other hand to operate a lever, pressing a pin into a silver metal watch band."
    }
  },
  {
    "id": "cat7_perception_test_0973",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3897.mp4",
    "duration": 12.429400308905448,
    "question": "What happens immediately after a person places an orange ball on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.7,
      "relation": "after",
      "target_start": 0.7,
      "target_end": 3.7,
      "answer": "After placing the orange ball on the table, the person reaches for a gray sock that is lying next to a large, red book."
    }
  },
  {
    "id": "cat7_coin_1531",
    "category": "Cat7",
    "video_path": "media/coin/videos/nMQzbbBDAq8.mp4",
    "duration": 81.571667,
    "question": "What action occurs right before a person places a white bowl into a microwave and starts it?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 54.5,
      "relation": "before",
      "target_start": 37.5,
      "target_end": 46.0,
      "answer": "The person holds a white bowl containing several chestnuts over a kitchen sink, and then the scene cuts to a black screen with white text that reads, 'Step 3: Cook in microwave for 1 minute.'"
    }
  },
  {
    "id": "cat7_coin_1389",
    "category": "Cat7",
    "video_path": "media/coin/videos/yXoF2Yy0QHs.mp4",
    "duration": 204.52,
    "question": "What happens next after a person wipes the inside of a plastic bin with a cloth?",
    "answer": {
      "anchor_start": 34.0,
      "anchor_end": 61.0,
      "relation": "after",
      "target_start": 62.0,
      "target_end": 204.0,
      "answer": "After wiping the inside of the plastic bin, the person pours blue bedding into it, arranges wooden and plastic structures, adds a purple exercise wheel and a green tunnel, and then places a small brown hamster into the newly arranged cage."
    }
  },
  {
    "id": "cat7_perception_test_1734",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2776.mp4",
    "duration": 19.633333333333333,
    "question": "What can be observed right before a hand places a laptop on a table?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "Right before a hand places a laptop on the table, the top-down view shows a round wooden table with a frosted white cup on the left, a tall brown thermos in the center, and a clear plastic water bottle with a white lid on the right, against a background of a striped curtain and a black chair."
    }
  },
  {
    "id": "cat7_coin_0966",
    "category": "Cat7",
    "video_path": "media/coin/videos/t1EOba6mbAc.mp4",
    "duration": 23.451667,
    "question": "Describe what happens right before the man brings his hands together in front of his chest.",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 13.5,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 10.0,
      "answer": "The man in a suit pours a clear liquid from a larger measuring cup into a small, clear shot glass until it is full, then holds up the filled shot glass before bringing his hands together in front of his chest."
    }
  },
  {
    "id": "cat7_coin_0353",
    "category": "Cat7",
    "video_path": "media/coin/videos/8sCKnySLkNk.mp4",
    "duration": 140.643256,
    "question": "What is shown immediately before a person drills holes into a pumpkin?",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 32.0,
      "relation": "before",
      "target_start": 15.0,
      "target_end": 18.0,
      "answer": "A person cuts a circular lid from the top of a large orange pumpkin resting on a wooden surface and removes the pulp and seeds with their hand."
    }
  },
  {
    "id": "cat7_coin_1029",
    "category": "Cat7",
    "video_path": "media/coin/videos/V885w29UBHo.mp4",
    "duration": 26.470744,
    "question": "What action occurs right after a man uses an electric polisher on a car's fender?",
    "answer": {
      "anchor_start": 17.0,
      "anchor_end": 18.0,
      "relation": "after",
      "target_start": 20.0,
      "target_end": 24.0,
      "answer": "After using the electric polisher, the man in the red shirt and blue jeans continues wiping the hood and front fender of the red Ford Mustang with a yellow microfiber cloth."
    }
  },
  {
    "id": "cat7_coin_0161",
    "category": "Cat7",
    "video_path": "media/coin/videos/C9w4V0cd7_w.mp4",
    "duration": 121.578333,
    "question": "What does the person do right after placing the SIM card into the tray?",
    "answer": {
      "anchor_start": 85.0,
      "anchor_end": 90.0,
      "relation": "after",
      "target_start": 90.0,
      "target_end": 95.0,
      "answer": "After placing the SIM card into the tray, the person picks up a black smartphone, which lights up to display the time '17:14' and the date 'Freitag, 22. September'."
    }
  },
  {
    "id": "cat7_coin_1199",
    "category": "Cat7",
    "video_path": "media/coin/videos/cSxfqK76dL8.mp4",
    "duration": 77.020589,
    "question": "What happens next after a person cuts and peels bark from a vine with a knife?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 41.0,
      "relation": "after",
      "target_start": 42.0,
      "target_end": 76.0,
      "answer": "The person wraps a clear plastic tape tightly in a spiral pattern around a brown tree branch, covering a small, dark, knobby growth on it, with green grass and dry weeds visible in the background."
    }
  },
  {
    "id": "cat7_coin_0823",
    "category": "Cat7",
    "video_path": "media/coin/videos/h22GhHLFR7A.mp4",
    "duration": 64.667567,
    "question": "Describe what happens right before a woman attaches a striped hair extension to another woman's hair.",
    "answer": {
      "anchor_start": 16.0,
      "anchor_end": 31.0,
      "relation": "before",
      "target_start": 14.0,
      "target_end": 15.0,
      "answer": "A woman in a black top measures a section of hair on another woman's head using a pink and white measuring tape, while the woman wearing a blue top sits forward-looking."
    }
  },
  {
    "id": "cat7_coin_0920",
    "category": "Cat7",
    "video_path": "media/coin/videos/nZPpXbf5woQ.mp4",
    "duration": 198.298333,
    "question": "What is shown immediately after a person pours liquid from a jug into a blender?",
    "answer": {
      "anchor_start": 115.0,
      "anchor_end": 117.0,
      "relation": "after",
      "target_start": 117.0,
      "target_end": 120.0,
      "answer": "Immediately after the person pours the liquid into the blender, the scene cuts to a man in a black shirt and apron standing behind a counter, speaking to the camera."
    }
  },
  {
    "id": "cat7_perception_test_1398",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_820.mp4",
    "duration": 21.733333333333334,
    "question": "What can be observed right before a person places a magazine on a surface?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 7.2,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "Right before a person places a magazine on a surface, a static shot shows a blue glass vase, a black high-heeled shoe, a blue plastic hanger, and a metal spoon on a white countertop, accompanied by a single clear electronic beep."
    }
  },
  {
    "id": "cat7_llp__avvp_1357",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IU36VhygUGY.mp4",
    "duration": 10.01,
    "question": "What follows right after a man pulls the starter cord on a lawn mower?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "The lawnmower engine starts and idles."
    }
  },
  {
    "id": "cat7_coin_0470",
    "category": "Cat7",
    "video_path": "media/coin/videos/cri3d5JvUnM.mp4",
    "duration": 51.130333,
    "question": "Describe what happens right after a hand inserts silver staples into a black Swingline stapler's magazine.",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "After the hand inserts the staples, it closes the stapler's top cover, and a loud, continuous electronic buzz begins."
    }
  },
  {
    "id": "cat7_coin_1586",
    "category": "Cat7",
    "video_path": "media/coin/videos/He3EHjaQRdA.mp4",
    "duration": 215.108333,
    "question": "What occurs immediately before a person spreads gesso on a canvas with a tool?",
    "answer": {
      "anchor_start": 91.0,
      "anchor_end": 95.0,
      "relation": "before",
      "target_start": 87.0,
      "target_end": 91.0,
      "answer": "The man picks up a large, white, rectangular canvas and places it on the table."
    }
  },
  {
    "id": "cat7_coin_1694",
    "category": "Cat7",
    "video_path": "media/coin/videos/MMms1I2icpw.mp4",
    "duration": 127.8955,
    "question": "What can be observed right after a hard disk drive is removed from a laptop?",
    "answer": {
      "anchor_start": 71.0,
      "anchor_end": 73.0,
      "relation": "after",
      "target_start": 76.0,
      "target_end": 93.0,
      "answer": "Right after the hard disk drive is removed, a person's hands can be seen installing a new hard drive by sliding it into its bay inside the open laptop chassis."
    }
  },
  {
    "id": "cat7_coin_0509",
    "category": "Cat7",
    "video_path": "media/coin/videos/FoQVtAndyiI.mp4",
    "duration": 128.777867,
    "question": "What occurs immediately after a trowel scoops soil and deposits it into a pot?",
    "answer": {
      "anchor_start": 67.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 88.0,
      "target_end": 127.0,
      "answer": "After the trowel deposits soil into the pot, a person uses a green watering can to thoroughly soak the soil. Then, a hand wearing a white glove presses down on the wet soil, spreading the water and ensuring the seeds are covered."
    }
  },
  {
    "id": "cat7_llp__avvp_1286",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What can be observed right after a man plays a violin fiddle?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "Right after a man plays a violin fiddle, a band of six musicians, including a bassist, banjo player, and guitarist, stands on a small stage in front of an audience, holding their instruments as the audience claps and cheers, appearing to conclude a performance."
    }
  },
  {
    "id": "cat7_coin_1291",
    "category": "Cat7",
    "video_path": "media/coin/videos/X0xRmbh1FO8.mp4",
    "duration": 482.021667,
    "question": "Describe what happens right after a hand tightens a screw on a light switch with a screwdriver.",
    "answer": {
      "anchor_start": 402.0,
      "anchor_end": 421.0,
      "relation": "after",
      "target_start": 421.0,
      "target_end": 431.0,
      "answer": "After tightening the screw on the light switch, the person picks up a white switch plate cover and begins to align it with the switch."
    }
  },
  {
    "id": "cat7_coin_1018",
    "category": "Cat7",
    "video_path": "media/coin/videos/ihcAuBnI0mI.mp4",
    "duration": 124.435,
    "question": "What can be observed right after the hands press the screen into the tablet frame?",
    "answer": {
      "anchor_start": 95.0,
      "anchor_end": 100.0,
      "relation": "after",
      "target_start": 102.5,
      "target_end": 113.0,
      "answer": "After the hands press the screen into the tablet frame, the person uses a blue-handled screwdriver to remove screws from the side of the screen's hinge mechanism while holding the screen open with their other hand."
    }
  },
  {
    "id": "cat7_perception_test_0881",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9229.mp4",
    "duration": 21.356111246183534,
    "question": "Describe what happens right after a person places a cloth on a table.",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "After placing the black cloth on the wooden table next to the glass jar with an orange, the person walks away and a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_llp__avvp_2921",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "What can be observed right before the player in a white jersey dribbles the basketball towards the basket?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "A basketball player in a white jersey with the number 22 runs on the court."
    }
  },
  {
    "id": "cat7_perception_test_0453",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8968.mp4",
    "duration": 19.7,
    "question": "What follows right after a person moves two plastic cups on a table?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 13.0,
      "relation": "after",
      "target_start": 13.0,
      "target_end": 19.7,
      "answer": "After moving the two plastic cups, the person shuffles them and reveals a small coin under one before walking away. The table also has a yellow book, a red pen, and a brown paper bag on it."
    }
  },
  {
    "id": "cat7_perception_test_1858",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3387.mp4",
    "duration": 31.55044501858808,
    "question": "Describe what happens right after a hand tears a white paper into pieces.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 31.5,
      "relation": "after",
      "target_start": 31.5,
      "target_end": 31.5504,
      "answer": "After the hand tears the white paper, the scene shows a static view of a wooden bookshelf filled with books, with a red book titled 'DARUL KEMAJUAN TATA BAHY' sitting on a reflective surface in the foreground next to a pile of crumpled white paper and a small green origami object."
    }
  },
  {
    "id": "cat7_maverix_1462",
    "category": "Cat7",
    "video_path": "media/maverix/videos/10lWpHyN0Ok.mp4",
    "duration": 46.741,
    "question": "Describe what happens right before a man blows air into a wine glass.",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 40.0,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 30.0,
      "answer": "A man with long dark hair and sunglasses stands in a room with framed pictures, holding a wine glass. He blows air into the glass to create a large bubble."
    }
  },
  {
    "id": "cat7_coin_0764",
    "category": "Cat7",
    "video_path": "media/coin/videos/03FowQbl5aw.mp4",
    "duration": 179.048333,
    "question": "What occurs immediately before a man uses a rake to cover seeds with soil?",
    "answer": {
      "anchor_start": 107.0,
      "anchor_end": 130.0,
      "relation": "before",
      "target_start": 97.0,
      "target_end": 107.0,
      "answer": "A person bends over a tilled patch of soil, picks up a small object, places it into a furrow, stands up, walks a few steps, and picks up a long-handled garden tool."
    }
  },
  {
    "id": "cat7_perception_test_0300",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6451.mp4",
    "duration": 19.753066758344897,
    "question": "What occurs immediately after a person places a red object on paper?",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 13.1,
      "relation": "after",
      "target_start": 13.1,
      "target_end": 16.1,
      "answer": "After placing the red circular object on the lined paper, the person picks up a yellow sticky note and places it on top of the red object. Other items on the glass table include a blue marker, a bottle of hand sanitizer, and a coin."
    }
  },
  {
    "id": "cat7_coin_1257",
    "category": "Cat7",
    "video_path": "media/coin/videos/IulM23mFp9k.mp4",
    "duration": 212.3697,
    "question": "Describe what happens right before a person ties a rope around a metal post.",
    "answer": {
      "anchor_start": 96.0,
      "anchor_end": 98.0,
      "relation": "before",
      "target_start": 90.0,
      "target_end": 95.0,
      "answer": "A person's hands are shown preparing to tie a white rope around a black metal stake driven into the ground, with the rope connected to a structure being assembled on a paved surface, while the text 'Tie ropes only Temporarily' appears on screen."
    }
  },
  {
    "id": "cat7_perception_test_0504",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2042.mp4",
    "duration": 21.73774453608788,
    "question": "What is shown immediately after a person pours water from a bottle into a glass?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 11.0,
      "relation": "after",
      "target_start": 11.0,
      "target_end": 21.0,
      "answer": "After pouring water from a bottle into a glass, the person picks up a larger glass containing a dark object, swirls it, and places it back down."
    }
  },
  {
    "id": "cat7_coin_0036",
    "category": "Cat7",
    "video_path": "media/coin/videos/8c-eU4zDzN4.mp4",
    "duration": 133.258333,
    "question": "What is shown immediately after a person opens a pink stapler?",
    "answer": {
      "anchor_start": 40.0,
      "anchor_end": 42.0,
      "relation": "after",
      "target_start": 42.0,
      "target_end": 43.0,
      "answer": "After the person opens the pink stapler, their hands are seen on a white surface manipulating it, pressing down on the handle, which produces a stapling sound."
    }
  },
  {
    "id": "cat7_coin_1263",
    "category": "Cat7",
    "video_path": "media/coin/videos/2cL0Jq6dQIA.mp4",
    "duration": 233.5463,
    "question": "What happens next after a hand scrubs a toilet bowl with a brush?",
    "answer": {
      "anchor_start": 144.0,
      "anchor_end": 152.0,
      "relation": "after",
      "target_start": 152.0,
      "target_end": 160.0,
      "answer": "After a hand scrubs a toilet bowl with a brush, the scene cuts to a static shot of the toilet bowl, and text appears on screen that reads '(About 2 minutes)'."
    }
  },
  {
    "id": "cat7_coin_1616",
    "category": "Cat7",
    "video_path": "media/coin/videos/50dWHdvU5cA.mp4",
    "duration": 152.880178,
    "question": "Describe what happens right before a hand inserts a SIM card tray into a phone.",
    "answer": {
      "anchor_start": 84.0,
      "anchor_end": 91.0,
      "relation": "before",
      "target_start": 77.0,
      "target_end": 84.0,
      "answer": "A person's finger picks up a SIM card from a white surface next to a SIM card tray and moves it out of view, while a male voice gives instructions on inserting the SIM card into the tray."
    }
  },
  {
    "id": "cat7_perception_test_0676",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9486.mp4",
    "duration": 18.722100292176737,
    "question": "What action occurs right before a person unplugs a hairdryer from a wall socket?",
    "answer": {
      "anchor_start": 5.8,
      "anchor_end": 7.2,
      "relation": "before",
      "target_start": 2.8,
      "target_end": 5.8,
      "answer": "The person places a bottle of dish soap on the counter."
    }
  },
  {
    "id": "cat7_coin_0908",
    "category": "Cat7",
    "video_path": "media/coin/videos/DeirwSvnWvs.mp4",
    "duration": 145.031667,
    "question": "What can be observed right before the woman pulls a strip of duct tape while the dog nudges it?",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 91.0,
      "relation": "before",
      "target_start": 73.0,
      "target_end": 82.0,
      "answer": "The woman is kneeling on a carpeted floor, wrapping the dog's front paw with duct tape while the dog sits patiently, with a pair of scissors lying nearby on the floor."
    }
  },
  {
    "id": "cat7_perception_test_0636",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9129.mp4",
    "duration": 24.717000235719684,
    "question": "What does the person do right before plugging a black plug into a wall socket?",
    "answer": {
      "anchor_start": 5.8,
      "anchor_end": 8.5,
      "relation": "before",
      "target_start": 2.8,
      "target_end": 5.8,
      "answer": "The person reaches forward and picks up a black electrical plug from the table."
    }
  },
  {
    "id": "cat7_perception_test_1573",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1095.mp4",
    "duration": 17.163877380579887,
    "question": "What can be observed right after a hand lifts a pink cup to reveal a ball?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the pink cup is lifted to reveal the ball, the hand places the cup back down and moves a black toy car to the left side of the table."
    }
  },
  {
    "id": "cat7_llp__avvp_2409",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/F-TRR1Qgo9g.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after the audience claps during the basketball game?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After the audience claps, the basketball player in the white jersey with the number 3 catches a pass at the top of the key, shoots a three-pointer, and scores, with the ball going through the net as the scoreboard shows 21 points."
    }
  },
  {
    "id": "cat7_perception_test_0027",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1021.mp4",
    "duration": 35.00333321368081,
    "question": "What action occurs right after a person places a tea bag into a mug?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 8.2,
      "relation": "after",
      "target_start": 8.2,
      "target_end": 11.2,
      "answer": "After placing the tea bag into the mug, the woman picks up a silver electric kettle and begins to pour hot water into the mug."
    }
  },
  {
    "id": "cat7_coin_1603",
    "category": "Cat7",
    "video_path": "media/coin/videos/FmP7RsHYAzQ.mp4",
    "duration": 38.1736,
    "question": "Describe what happens right after a person presses the '3', '4', and '*' buttons on a vending machine keypad.",
    "answer": {
      "anchor_start": 25.0,
      "anchor_end": 28.5,
      "relation": "after",
      "target_start": 31.0,
      "target_end": 36.5,
      "answer": "After the buttons are pressed, the vending machine dispenses a green snack bar, which a woman then picks up and smiles as she holds it up to the camera."
    }
  },
  {
    "id": "cat7_llp__avvp_1209",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2z8v0R3dq44.mp4",
    "duration": 9.476133,
    "question": "What action occurs right after a male voice commentates clearly?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The crowd cheers loudly as the player lands after the dunk."
    }
  },
  {
    "id": "cat7_coin_0346",
    "category": "Cat7",
    "video_path": "media/coin/videos/CnsXEHfcjJk.mp4",
    "duration": 142.454411,
    "question": "Describe what happens right before a man places a bicycle on a van's bike carrier.",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 107.0,
      "relation": "before",
      "target_start": 78.0,
      "target_end": 102.0,
      "answer": "A man in a blue shirt stands at the rear of a red van and unfolds a black bike rack by removing a pin, lifting the upper bar into an upright position, and reinserting the pin to secure it."
    }
  },
  {
    "id": "cat7_perception_test_0101",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8036.mp4",
    "duration": 23.832343809561735,
    "question": "What happens immediately before a person places a slice of bread on a plate?",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 11.5,
      "relation": "before",
      "target_start": 7.5,
      "target_end": 10.5,
      "answer": "The person pours milk from a carton into a mug and then places the carton on the table."
    }
  },
  {
    "id": "cat7_perception_test_1888",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4775.mp4",
    "duration": 10.753100044423324,
    "question": "What is shown immediately before a person places a letter 'a' on a table?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person's hand places a small, orange, letter-shaped object onto a wooden table next to a spoon and a fork, accompanied by a single, high-pitched electronic beep."
    }
  },
  {
    "id": "cat7_llp__avvp_2731",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Dk4YYDzk6v4.mp4",
    "duration": 10.01,
    "question": "What can be observed right before a man sings into a microphone with his eyes closed?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "Right before the man sings into the microphone with his eyes closed, he is already on a dimly lit stage, wearing a dark jacket, and gesturing with his right hand as he performs."
    }
  },
  {
    "id": "cat7_coin_0015",
    "category": "Cat7",
    "video_path": "media/coin/videos/MS0SMLCCtIM.mp4",
    "duration": 55.077722,
    "question": "What action occurs right before inserting two gold-colored batteries into a device?",
    "answer": {
      "anchor_start": 14.0,
      "anchor_end": 16.5,
      "relation": "before",
      "target_start": 9.0,
      "target_end": 11.5,
      "answer": "The person's hands remove two gold-colored batteries from the battery compartment of a black remote control and place the remote and the batteries on a white surface."
    }
  },
  {
    "id": "cat7_perception_test_0786",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1946.mp4",
    "duration": 19.085733421914327,
    "question": "What is shown immediately after a person ties the laces of their right shoe?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 19.0,
      "answer": "After tying the laces of their right shoe, the person remains seated on the floor next to a black hairdryer with its cord lying on the light-colored wooden floor."
    }
  },
  {
    "id": "cat7_perception_test_1679",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2306.mp4",
    "duration": 12.228666581530712,
    "question": "What does the person do right after tying the laces of a sneaker?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.5,
      "relation": "after",
      "target_start": 5.5,
      "target_end": 11.0,
      "answer": "After tying the laces of the brown suede shoe, the person does not perform any other action that is described."
    }
  },
  {
    "id": "cat7_coin_0679",
    "category": "Cat7",
    "video_path": "media/coin/videos/AtkeQzZCeeo.mp4",
    "duration": 90.7668,
    "question": "What action occurs right before a man removes a pin from a gold watch band?",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 68.5,
      "relation": "before",
      "target_start": 48.5,
      "target_end": 62.5,
      "answer": "The man uses a watch pin pusher tool and strikes it a few times before removing the pin from the gold watch band."
    }
  },
  {
    "id": "cat7_coin_1230",
    "category": "Cat7",
    "video_path": "media/coin/videos/hXQc0HC4LEQ.mp4",
    "duration": 117.33,
    "question": "What occurs immediately after a wire is pushed into a pen barrel?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 64.0,
      "relation": "after",
      "target_start": 64.0,
      "target_end": 67.0,
      "answer": "After the wire is pushed into the pen barrel, the scene cuts to a black screen with white text instructing to make sure all lead makes it into the white lead funnel."
    }
  },
  {
    "id": "cat7_perception_test_1732",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3658.mp4",
    "duration": 19.19525507915829,
    "question": "What does the person do right before picking up a white mug?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The person leans forward slightly before picking up the white mug."
    }
  },
  {
    "id": "cat7_llp__avvp_0411",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "What can be observed right before the crowd cheers and applauds?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "Right before the crowd cheers and applauds, a basketball player in a white jersey with the number 9 dribbles the ball, drives past a defender in a red jersey, and shoots a jump shot."
    }
  },
  {
    "id": "cat7_perception_test_0476",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1398.mp4",
    "duration": 21.75801162564169,
    "question": "What happens next after a person picks up a t-shirt from a pile of clothes?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The person unfolds the grey t-shirt and holds it up to display the front, which has a large black letter 'A' and the word 'AMAZING' below it."
    }
  },
  {
    "id": "cat7_llp__avvp_0914",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/D-DBnNlXTIc.mp4",
    "duration": 10.0,
    "question": "What happens next after a person speaks in the background?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After a person speaks in the background, the small tan dog on the brown couch repeatedly lifts its head and barks at a high-pitched, sustained electronic tone."
    }
  },
  {
    "id": "cat7_coin_0772",
    "category": "Cat7",
    "video_path": "media/coin/videos/nVEtMyGpASY.mp4",
    "duration": 174.892689,
    "question": "What occurs immediately before the car reverses into a parking space and stops parallel to the curb?",
    "answer": {
      "anchor_start": 132.0,
      "anchor_end": 151.0,
      "relation": "before",
      "target_start": 72.0,
      "target_end": 131.0,
      "answer": "The car reverses into the parking spot while the view switches to the driver's side mirror to show the alignment with the parking lines and curb."
    }
  },
  {
    "id": "cat7_perception_test_0811",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7975.mp4",
    "duration": 16.58633384904395,
    "question": "What can be observed right after a person ties the laces of their right sneaker?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 16.5863,
      "answer": "Right after tying the laces of their right sneaker, the person remains seated, with a blue bottle of lotion, a light blue surgical mask, and a white power strip with several cords plugged into it visible on the floor next to them."
    }
  },
  {
    "id": "cat7_coin_1443",
    "category": "Cat7",
    "video_path": "media/coin/videos/A1AjNjJFGs4.mp4",
    "duration": 169.853967,
    "question": "What occurs immediately before the woman presses the 'Toast' button on the toaster?",
    "answer": {
      "anchor_start": 24.5,
      "anchor_end": 135.5,
      "relation": "before",
      "target_start": 20.5,
      "target_end": 24.0,
      "answer": "The woman picks up two thick slices of artisan bread from a wooden counter and places them into the slots of a silver Breville toaster. She then presses down on the bread to lower it into the toaster."
    }
  },
  {
    "id": "cat7_coin_1039",
    "category": "Cat7",
    "video_path": "media/coin/videos/CynrNWQ3SY8.mp4",
    "duration": 71.145,
    "question": "What is shown immediately after a pole vaulter launches into the air?",
    "answer": {
      "anchor_start": 50.0,
      "anchor_end": 51.0,
      "relation": "after",
      "target_start": 52.0,
      "target_end": 53.0,
      "answer": "Immediately after the pole vaulter launches into the air, a person in a dark top and light shorts is shown in mid-air, falling headfirst while attached to a taut bungee cord that extends diagonally across the frame against a bright, overexposed background."
    }
  },
  {
    "id": "cat7_coin_0696",
    "category": "Cat7",
    "video_path": "media/coin/videos/G3TRNeP5WQ4.mp4",
    "duration": 229.297044,
    "question": "What occurs immediately before a person slides a spare tire onto a car's front wheel hub?",
    "answer": {
      "anchor_start": 104.0,
      "anchor_end": 111.0,
      "relation": "before",
      "target_start": 92.0,
      "target_end": 103.0,
      "answer": "The person removes the lug nuts from the wheel, takes off the old tire, and sprays a lubricant onto the brake rotor."
    }
  },
  {
    "id": "cat7_perception_test_1232",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3002.mp4",
    "duration": 18.618600086412926,
    "question": "What occurs immediately before a person picks up a book?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The person places their hands on two books, one with a pink and blue cover and another with a red car on it, and then moves their hands away."
    }
  },
  {
    "id": "cat7_llp__avvp_0504",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/JX-yvRwRrEU.mp4",
    "duration": 10.0,
    "question": "What does the person do right after speaking in a kitchen about cooking?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After speaking in the kitchen about cooking, the woman places her hand on the lid of a blender and turns it on. She operates the blender for a few seconds before turning it off."
    }
  },
  {
    "id": "cat7_perception_test_0142",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8867.mp4",
    "duration": 14.580344539985996,
    "question": "What is shown immediately after a person places bread on a plate?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "The person picks up a piece of lettuce from the table and places it on top of one of the bread slices."
    }
  },
  {
    "id": "cat7_coin_1650",
    "category": "Cat7",
    "video_path": "media/coin/videos/N5Wa9I2qK3g.mp4",
    "duration": 233.035456,
    "question": "What action occurs right before the man ties the rope to the cleat?",
    "answer": {
      "anchor_start": 73.0,
      "anchor_end": 107.0,
      "relation": "before",
      "target_start": 71.0,
      "target_end": 72.0,
      "answer": "The man is kneeling on the wooden dock and working with the rope, securing it to the cleat on the boat's bow."
    }
  },
  {
    "id": "cat7_llp__avvp_0341",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "What is shown immediately after the sound of clapping during the basketball game?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Immediately after the sound of clapping, players in red and white uniforms are gathered around the basket on an indoor court, with a referee in a grey and black shirt standing nearby with his hands on his hips, observing the play."
    }
  },
  {
    "id": "cat7_coin_1040",
    "category": "Cat7",
    "video_path": "media/coin/videos/b2YcHzj1eLU.mp4",
    "duration": 125.387744,
    "question": "What does the person do right before unscrewing a frosted light bulb?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 65.0,
      "relation": "before",
      "target_start": 45.0,
      "target_end": 55.0,
      "answer": "The person uses a knife to pry off the glass cover of the ceiling light fixture and removes it to expose the light bulb and socket."
    }
  },
  {
    "id": "cat7_coin_0935",
    "category": "Cat7",
    "video_path": "media/coin/videos/CaEgb2VTbos.mp4",
    "duration": 36.501767,
    "question": "What can be observed right before a person cuts a grapefruit with a knife on a cutting board?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 15.0,
      "relation": "before",
      "target_start": 5.0,
      "target_end": 9.5,
      "answer": "A person is using a knife to slice off the top and bottom of a yellow grapefruit that is on a wooden cutting board."
    }
  },
  {
    "id": "cat7_coin_1312",
    "category": "Cat7",
    "video_path": "media/coin/videos/3K008pQ2o3w.mp4",
    "duration": 190.914467,
    "question": "Describe what happens right before the plate of cooked yellow potato strips is shown.",
    "answer": {
      "anchor_start": 45.0,
      "anchor_end": 52.0,
      "relation": "before",
      "target_start": 16.0,
      "target_end": 44.0,
      "answer": "The person adds sliced potatoes to a pot of boiling water, stirs them with a spoon, and then uses a slotted spoon to remove the cooked potatoes and place them onto a floral-patterned plate, just before the plate of cooked yellow potato strips is shown."
    }
  },
  {
    "id": "cat7_coin_0967",
    "category": "Cat7",
    "video_path": "media/coin/videos/2z_gJ_Xlf7w.mp4",
    "duration": 144.033378,
    "question": "What follows right after adding pesto sauce to noodles in a bowl?",
    "answer": {
      "anchor_start": 27.0,
      "anchor_end": 85.0,
      "relation": "after",
      "target_start": 87.0,
      "target_end": 93.0,
      "answer": "After adding pesto sauce to the noodles in a bowl, the person mixes a salad in a large glass bowl using a purple spatula, combining shredded purple cabbage, chopped red bell peppers, sliced black olives, and shredded carrots, then adds a green dressing and continues mixing."
    }
  },
  {
    "id": "cat7_coin_0988",
    "category": "Cat7",
    "video_path": "media/coin/videos/8GDGRq0ZSfg.mp4",
    "duration": 165.093867,
    "question": "What occurs immediately after one person secures the tent's base to the ground?",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 86.0,
      "relation": "after",
      "target_start": 87.0,
      "target_end": 90.0,
      "answer": "After one person secures the tent's base to the ground, the other person continues adjusting the inner walls from inside the tent while the person outside works on securing the frame and door."
    }
  },
  {
    "id": "cat7_coin_0850",
    "category": "Cat7",
    "video_path": "media/coin/videos/1Q325G3eJNM.mp4",
    "duration": 99.985,
    "question": "Describe what happens right before a person uses a screwdriver to insert a new screw into a lock.",
    "answer": {
      "anchor_start": 52.5,
      "anchor_end": 62.5,
      "relation": "before",
      "target_start": 48.0,
      "target_end": 50.0,
      "answer": "A person's hand inserts a brass-colored metal strike plate into a rectangular hole on a white door frame and pushes it into place, securing it within the frame."
    }
  },
  {
    "id": "cat7_coin_1042",
    "category": "Cat7",
    "video_path": "media/coin/videos/BAqz6GzqYSg.mp4",
    "duration": 184.621856,
    "question": "What can be observed right before a person removes a door handle?",
    "answer": {
      "anchor_start": 25.0,
      "anchor_end": 31.0,
      "relation": "before",
      "target_start": 18.0,
      "target_end": 24.5,
      "answer": "A person uses a screwdriver to remove a screw from a silver door handle."
    }
  },
  {
    "id": "cat7_coin_1095",
    "category": "Cat7",
    "video_path": "media/coin/videos/IvXuM_tPU38.mp4",
    "duration": 193.004256,
    "question": "What is shown immediately before a person attaches a white ceiling fan blade to the motor housing?",
    "answer": {
      "anchor_start": 81.0,
      "anchor_end": 102.0,
      "relation": "before",
      "target_start": 46.0,
      "target_end": 79.0,
      "answer": "The person lifts the fan and places it onto a ceiling bracket, then uses a screwdriver to tighten the screws that secure the fan's canopy to the bracket."
    }
  },
  {
    "id": "cat7_coin_0315",
    "category": "Cat7",
    "video_path": "media/coin/videos/uCtImBV_N4E.mp4",
    "duration": 232.8497,
    "question": "What happens immediately after the rubber insert is slid into the wiper blade channel?",
    "answer": {
      "anchor_start": 129.0,
      "anchor_end": 146.0,
      "relation": "after",
      "target_start": 146.0,
      "target_end": 156.0,
      "answer": "The person's hands flex and turn the purple wiper blade to display its features against a green cutting mat with a yellow grid."
    }
  },
  {
    "id": "cat7_llp__avvp_2460",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "What is shown immediately after a person speaks?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The vacuum head moves across the wooden floor and onto a green and beige patterned rug."
    }
  },
  {
    "id": "cat7_llp__avvp_0848",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the woman speaks.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "Right after the woman speaks, the screen cuts to a black screen with white text that reads 'New Tune A Day', 'Jenny Picking Cockles', and 'Fiddle tuned to E/B/F#/C#', while a single, sustained, low-pitched musical note is played on the violin."
    }
  },
  {
    "id": "cat7_coin_1280",
    "category": "Cat7",
    "video_path": "media/coin/videos/DzLGaJKhHyY.mp4",
    "duration": 64.783333,
    "question": "Describe what happens right before the camera pans across the balance scale.",
    "answer": {
      "anchor_start": 17.0,
      "anchor_end": 22.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 16.0,
      "answer": "A blue triple beam balance is shown, and then a hand places a silver weight onto the balance's pan."
    }
  },
  {
    "id": "cat7_coin_0490",
    "category": "Cat7",
    "video_path": "media/coin/videos/peJfJXWzZeY.mp4",
    "duration": 30.556667,
    "question": "What happens immediately after a woman performs a head-tilt, chin-lift maneuver on a person?",
    "answer": {
      "anchor_start": 19.0,
      "anchor_end": 21.0,
      "relation": "after",
      "target_start": 24.0,
      "target_end": 30.0,
      "answer": "After the head-tilt, chin-lift maneuver, the woman in the black top continues holding the person's head and neck while the other woman in the light blue top performs chest compressions as part of CPR on the man lying on the ground."
    }
  },
  {
    "id": "cat7_coin_1681",
    "category": "Cat7",
    "video_path": "media/coin/videos/57ryD89Ez9c.mp4",
    "duration": 232.988333,
    "question": "What follows right after a person injects a substance into their abdomen with a syringe?",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 210.0,
      "relation": "after",
      "target_start": 211.0,
      "target_end": 217.0,
      "answer": "After the injection, the person uses a cotton ball to dab the site while a voice says, 'And out it is. And look at that. Usually I just...'"
    }
  },
  {
    "id": "cat7_coin_0589",
    "category": "Cat7",
    "video_path": "media/coin/videos/HjrPNouP340.mp4",
    "duration": 101.471,
    "question": "What follows right after orange juice is poured into a glass?",
    "answer": {
      "anchor_start": 79.0,
      "anchor_end": 91.0,
      "relation": "after",
      "target_start": 91.0,
      "target_end": 101.0,
      "answer": "After the orange juice is poured into the glass, the scene shows the glass of orange juice with an orange slice garnish, placed on a table alongside whole carrots and oranges. The video then transitions to a black screen with the juice image in the center and text overlays that say 'THANKS FOR WATCHING!', 'DROP A LIKE IF YOU ENJOYED', 'DON'T FORGET TO SUBSCRIBE', and social media handles."
    }
  },
  {
    "id": "cat7_coin_0416",
    "category": "Cat7",
    "video_path": "media/coin/videos/7OmkFqy0-9I.mp4",
    "duration": 86.169244,
    "question": "What occurs immediately before a silver cocktail shaker pours a pink liquid into a martini glass?",
    "answer": {
      "anchor_start": 53.0,
      "anchor_end": 56.0,
      "relation": "before",
      "target_start": 50.0,
      "target_end": 53.0,
      "answer": "A person shakes a cocktail shaker before the silver cocktail shaker pours a pink liquid into a martini glass."
    }
  },
  {
    "id": "cat7_coin_1501",
    "category": "Cat7",
    "video_path": "media/coin/videos/oyT-cd4XBtA.mp4",
    "duration": 37.059044,
    "question": "What does the person do right after pushing a flat mop toward a baseboard?",
    "answer": {
      "anchor_start": 16.0,
      "anchor_end": 18.0,
      "relation": "after",
      "target_start": 18.0,
      "target_end": 21.0,
      "answer": "After pushing the flat mop toward the baseboard, a hand picks up and opens a can of Weiman Wood Floor Wipes."
    }
  },
  {
    "id": "cat7_coin_1129",
    "category": "Cat7",
    "video_path": "media/coin/videos/FJi1LhJ_qgI.mp4",
    "duration": 137.368333,
    "question": "What happens immediately before a hand presses down on soil in a black plastic pot?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 95.0,
      "relation": "before",
      "target_start": 29.0,
      "target_end": 79.0,
      "answer": "The man, wearing a white shirt and glasses, takes small, dark seeds from a blue packet and places them into the black plastic pots filled with soil, using his fingers to carefully distribute the seeds while speaking and gesturing."
    }
  },
  {
    "id": "cat7_coin_0740",
    "category": "Cat7",
    "video_path": "media/coin/videos/xeR7eBdNGUQ.mp4",
    "duration": 151.533333,
    "question": "What happens immediately before the hands secure a pinwheel with glue?",
    "answer": {
      "anchor_start": 53.0,
      "anchor_end": 68.0,
      "relation": "before",
      "target_start": 48.0,
      "target_end": 52.0,
      "answer": "The hands cut a small triangular notch from one corner of a folded yellow square of paper, then unfold it to reveal a symmetrical cutout."
    }
  },
  {
    "id": "cat7_coin_0384",
    "category": "Cat7",
    "video_path": "media/coin/videos/5i_BRgoe1ew.mp4",
    "duration": 103.909289,
    "question": "What happens next after a hand twists a headlight bulb into place?",
    "answer": {
      "anchor_start": 86.0,
      "anchor_end": 93.0,
      "relation": "after",
      "target_start": 93.0,
      "target_end": 100.0,
      "answer": "After the hand twists the headlight bulb into place, it unplugs a green electrical connector from the car's headlight assembly, followed by an end screen with text and thumbnails promoting other videos, including one on 'How to Restore Headlights!!!' and another on 'How to clean Carpet Stains!!!'."
    }
  },
  {
    "id": "cat7_perception_test_1367",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10592.mp4",
    "duration": 17.78017760484906,
    "question": "What does the person do right before placing a plastic bottle on a watermelon slice?",
    "answer": {
      "anchor_start": 9.5,
      "anchor_end": 12.5,
      "relation": "before",
      "target_start": 6.5,
      "target_end": 9.5,
      "answer": "The person spins a clear plastic bottle with a red cap and a black cord on a reflective white surface, then stops it with their hand before placing it on a watermelon slice."
    }
  },
  {
    "id": "cat7_coin_1053",
    "category": "Cat7",
    "video_path": "media/coin/videos/uTVjevTM6V0.mp4",
    "duration": 187.965522,
    "question": "Describe what happens right after a male weightlifter lifts a barbell overhead.",
    "answer": {
      "anchor_start": 88.0,
      "anchor_end": 95.0,
      "relation": "after",
      "target_start": 96.0,
      "target_end": 97.0,
      "answer": "After lifting the barbell overhead, the male weightlifter drops it to the platform in front of him."
    }
  },
  {
    "id": "cat7_perception_test_0444",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9329.mp4",
    "duration": 20.535522565506135,
    "question": "What happens next after a person places a glass jar on the table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.8,
      "relation": "after",
      "target_start": 1.8,
      "target_end": 4.8,
      "answer": "The person picks up one of the jars, turns it over, and places it back down next to the other jar."
    }
  },
  {
    "id": "cat7_coin_0237",
    "category": "Cat7",
    "video_path": "media/coin/videos/0TSJKrR8W4w.mp4",
    "duration": 98.499044,
    "question": "What does the person do right before scrubbing the inside of a metal baking pan with a green sponge?",
    "answer": {
      "anchor_start": 62.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 44.0,
      "target_end": 61.0,
      "answer": "The woman mixes a white paste in a glass bowl with a spoon and then picks up a green sponge and dips it into the paste."
    }
  },
  {
    "id": "cat7_perception_test_1025",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5053.mp4",
    "duration": 11.644177494808448,
    "question": "What occurs immediately before a person picks up a blue notebook?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The person's hands manipulate a small yellow object on a wooden table, then move to pick up a small white box from the blue notebook."
    }
  },
  {
    "id": "cat7_llp__avvp_0737",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after the man speaks to the guitarist.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the man speaks to the guitarist, a man in a green sweater walks toward the camera, picks up a guitar, and begins to play, while a woman in a black jacket walks past them, bends down to pick something up from the floor, and then walks away."
    }
  },
  {
    "id": "cat7_coin_0682",
    "category": "Cat7",
    "video_path": "media/coin/videos/GGP7GWMFwDI.mp4",
    "duration": 59.907478,
    "question": "What can be observed right before milk is poured from a blue container into a blender jar?",
    "answer": {
      "anchor_start": 15.0,
      "anchor_end": 16.0,
      "relation": "before",
      "target_start": 8.0,
      "target_end": 14.0,
      "answer": "Right before the milk is poured, the person adds sliced banana and frozen strawberries to the blender, followed by two tablespoons of smooth peanut butter, one tablespoon of honey, and half a cup of strawberry-flavored yogurt."
    }
  },
  {
    "id": "cat7_coin_0712",
    "category": "Cat7",
    "video_path": "media/coin/videos/-4ips6KXoBE.mp4",
    "duration": 90.928333,
    "question": "What is shown immediately before threading the needle on a sewing machine?",
    "answer": {
      "anchor_start": 19.0,
      "anchor_end": 53.0,
      "relation": "before",
      "target_start": 12.0,
      "target_end": 18.0,
      "answer": "The person's hands place a black spool of thread onto a white post on the sewing machine and then pull the thread across the machine, adjusting the spool."
    }
  },
  {
    "id": "cat7_llp__avvp_3132",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/39KgkK23Zmk.mp4",
    "duration": 10.0,
    "question": "What happens immediately after the man plays the acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Immediately after the man plays the acoustic guitar, the man on the far left speaks into a microphone."
    }
  },
  {
    "id": "cat7_perception_test_0197",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8624.mp4",
    "duration": 28.1965311701663,
    "question": "What is shown immediately before a person cracks an egg into a bowl?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 13.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 8.0,
      "answer": "A person standing at a wooden table places a stack of black cards onto the surface, then picks up a white egg."
    }
  },
  {
    "id": "cat7_coin_1320",
    "category": "Cat7",
    "video_path": "media/coin/videos/0n3n--_5xhQ.mp4",
    "duration": 48.111667,
    "question": "Describe what happens right after the basketball goes through the hoop.",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 14.0,
      "relation": "after",
      "target_start": 14.5,
      "target_end": 18.0,
      "answer": "After the basketball goes through the hoop, the player in the red jersey continues moving across the court, the crowd remains visible in the background, and the scoreboard graphic stays displayed in the lower right corner of the screen."
    }
  },
  {
    "id": "cat7_perception_test_1562",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_716.mp4",
    "duration": 25.724377270384938,
    "question": "What follows right after a person unzips a backpack?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After unzipping the backpack, the person's hands open it on a wooden table that already holds a pink wallet, a bottle, a packet of face masks, and a potted yellow orchid. A loud, continuous electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_perception_test_1718",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9233.mp4",
    "duration": 13.857789332422854,
    "question": "What occurs immediately before a person places a book into a bag?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person sitting at a white table picks up a book titled 'Warcraft: The Sunwell Trilogy'."
    }
  },
  {
    "id": "cat7_coin_1562",
    "category": "Cat7",
    "video_path": "media/coin/videos/-0X2mXPy3Mc.mp4",
    "duration": 139.389378,
    "question": "What is shown immediately before a person cuts a peeled cantaloupe in half with a knife?",
    "answer": {
      "anchor_start": 95.0,
      "anchor_end": 102.0,
      "relation": "before",
      "target_start": 19.0,
      "target_end": 92.0,
      "answer": "A person uses a knife to peel a cantaloupe on a white cutting board, making several long, continuous cuts to remove strips of the rind and placing them on the board, then rotates the cantaloupe and continues peeling the remaining sections."
    }
  },
  {
    "id": "cat7_coin_1062",
    "category": "Cat7",
    "video_path": "media/coin/videos/PJjqk-bFgig.mp4",
    "duration": 123.901667,
    "question": "What is shown immediately before a woman applies a strip of brick-patterned wallpaper to a wall?",
    "answer": {
      "anchor_start": 72.0,
      "anchor_end": 82.0,
      "relation": "before",
      "target_start": 64.0,
      "target_end": 71.5,
      "answer": "A person is applying a white substance to a wall using a paint roller, and the camera zooms in on the roller as it moves up the wall while text at the bottom of the screen reads, 'Apply Paste One Strip At A Time.'"
    }
  },
  {
    "id": "cat7_coin_1395",
    "category": "Cat7",
    "video_path": "media/coin/videos/2OYEspC71G8.mp4",
    "duration": 176.309467,
    "question": "What occurs immediately after a hand places a white toilet seat onto a toilet bowl?",
    "answer": {
      "anchor_start": 119.0,
      "anchor_end": 125.0,
      "relation": "after",
      "target_start": 125.0,
      "target_end": 131.0,
      "answer": "The person's hand tightens a chrome toilet seat hinge, and then the scene cuts to a woman in a blue collared shirt speaking directly to the camera against a plain background."
    }
  },
  {
    "id": "cat7_coin_0358",
    "category": "Cat7",
    "video_path": "media/coin/videos/DuL1IRFfL5k.mp4",
    "duration": 38.591556,
    "question": "What is shown immediately before a hand removes a yellow star-shaped gelatinous object from a mold?",
    "answer": {
      "anchor_start": 29.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 23.0,
      "target_end": 29.0,
      "answer": "A person pours a yellow liquid from a white cup into an orange silicone mold, followed by a scene showing three silicone molds filled with colored liquids and the text 'FREEZE (2HRS)' on screen."
    }
  },
  {
    "id": "cat7_llp__avvp_1733",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "What can be observed right before the telephone bell rings?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 8.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 4.0,
      "answer": "Right before the telephone bell rings, a hand-drawn cartoon shows a character with a rotary phone for a head, holding a cup, with blood on their shirt and a speech bubble saying 'Ah! Fuck me...'. A second character in a police uniform appears behind them, and the scene then changes to the officer smiling and asking, 'You rang?'"
    }
  },
  {
    "id": "cat7_perception_test_0067",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10238.mp4",
    "duration": 35.02454343849882,
    "question": "What does the person do right before picking up an egg?",
    "answer": {
      "anchor_start": 30.8,
      "anchor_end": 32.1,
      "relation": "before",
      "target_start": 27.8,
      "target_end": 30.8,
      "answer": "The person places a fork onto a plate of salad."
    }
  },
  {
    "id": "cat7_coin_0042",
    "category": "Cat7",
    "video_path": "media/coin/videos/z5trcVcik0A.mp4",
    "duration": 52.568333,
    "question": "What happens next after a hand inserts a metal tool into a padlock's keyhole?",
    "answer": {
      "anchor_start": 39.0,
      "anchor_end": 43.0,
      "relation": "after",
      "target_start": 44.0,
      "target_end": 51.0,
      "answer": "The silver shackle of the lock springs open after the tool is turned in the keyhole."
    }
  },
  {
    "id": "cat7_coin_0512",
    "category": "Cat7",
    "video_path": "media/coin/videos/EUCFW3w0c4Q.mp4",
    "duration": 224.258311,
    "question": "What happens immediately before the man tightens the mounting screws on the headlight?",
    "answer": {
      "anchor_start": 130.0,
      "anchor_end": 179.0,
      "relation": "before",
      "target_start": 41.0,
      "target_end": 127.0,
      "answer": "The man removes a screw from the top of the car's headlight assembly using a screwdriver, then pulls the entire headlight unit forward and out of the car's frame, revealing the bulb sockets and wiring."
    }
  },
  {
    "id": "cat7_perception_test_1776",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10945.mp4",
    "duration": 16.53166636003831,
    "question": "What is shown immediately before a person places red pants on a chair?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A person wearing a black hoodie stands next to a white chair in a kitchen and pulls the chair out from under a light-colored wooden table that has a pomegranate, a thermos, a small pill bottle, and a blue pen on it."
    }
  },
  {
    "id": "cat7_coin_1703",
    "category": "Cat7",
    "video_path": "media/coin/videos/78UikTQkGgg.mp4",
    "duration": 180.2565,
    "question": "What happens immediately before a person places deli meat on a split bread roll?",
    "answer": {
      "anchor_start": 36.0,
      "anchor_end": 127.0,
      "relation": "before",
      "target_start": 29.0,
      "target_end": 34.0,
      "answer": "A person wearing clear plastic gloves uses a knife with an orange handle to cut a long, golden-brown bread roll diagonally and then continues slicing it lengthwise on a white cutting board."
    }
  },
  {
    "id": "cat7_coin_0557",
    "category": "Cat7",
    "video_path": "media/coin/videos/RRSwWtFBNn0.mp4",
    "duration": 45.046667,
    "question": "What action occurs right before the baby flips jeans on the bed with a toy iron?",
    "answer": {
      "anchor_start": 26.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 25.0,
      "answer": "The baby is sitting on a bed with a light blue and yellow patterned sheet, holding a small white toy iron and moving it back and forth over a piece of dark blue clothing, mimicking ironing."
    }
  },
  {
    "id": "cat7_coin_1206",
    "category": "Cat7",
    "video_path": "media/coin/videos/0bDRhD0bH4s.mp4",
    "duration": 221.007522,
    "question": "What happens immediately after a hand inserts a needle into a sewing machine?",
    "answer": {
      "anchor_start": 161.0,
      "anchor_end": 164.0,
      "relation": "after",
      "target_start": 165.0,
      "target_end": 175.0,
      "answer": "After the needle is inserted into the sewing machine, the person uses a silver tool to guide the thread through the needle's eye and then pulls the thread through. The hands with teal nail polish and the blue, glittery body of the sewing machine are visible."
    }
  },
  {
    "id": "cat7_coin_0254",
    "category": "Cat7",
    "video_path": "media/coin/videos/1gqP6xFIwbI.mp4",
    "duration": 149.7687,
    "question": "What action occurs right before using a power drill to screw a bracket into the wall?",
    "answer": {
      "anchor_start": 123.0,
      "anchor_end": 125.0,
      "relation": "before",
      "target_start": 118.0,
      "target_end": 122.0,
      "answer": "The person is shown wearing safety glasses and positioned to the side of the white wall, preparing to attach a metal bracket with two rings for holding curtain rods."
    }
  },
  {
    "id": "cat7_coin_0591",
    "category": "Cat7",
    "video_path": "media/coin/videos/5-jaAkl_ZTo.mp4",
    "duration": 232.988333,
    "question": "What can be observed right before a female karateka bows to an official on a blue mat?",
    "answer": {
      "anchor_start": 204.0,
      "anchor_end": 209.0,
      "relation": "before",
      "target_start": 77.0,
      "target_end": 203.0,
      "answer": "Right before the female karateka bows to an official on a blue mat, she performs a kata, executing a series of precise punches, blocks, and stances on a blue and red mat in an arena while a judge observes."
    }
  },
  {
    "id": "cat7_llp__avvp_1104",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Di13sZqVF4A.mp4",
    "duration": 10.01,
    "question": "What can be observed right after the woman begins to speak with a microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "Right after the woman begins to speak with a microphone, she sits down next to the man wearing a black jacket and a baseball cap, and he looks at her."
    }
  },
  {
    "id": "cat7_coin_0122",
    "category": "Cat7",
    "video_path": "media/coin/videos/3g2_eG0KiCE.mp4",
    "duration": 114.009967,
    "question": "What is shown immediately after the person lowers the chair onto the gas lift cylinder?",
    "answer": {
      "anchor_start": 75.0,
      "anchor_end": 80.0,
      "relation": "after",
      "target_start": 80.0,
      "target_end": 102.0,
      "answer": "After the person lowers the chair onto the gas lift cylinder, the man attaches the seat to the base, then screws on a backrest. Finally, he slides the armrests into place and secures them with screws."
    }
  },
  {
    "id": "cat7_llp__avvp_1380",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "What follows right after a car drives on a road followed by a person on a mobility scooter at an intersection?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the car and the person on the mobility scooter are at the intersection, the person on the red mobility scooter drives across the road, followed by a cut to a television screen showing the ITV logo and the title 'Car Crash Britain: Caught on Camera'."
    }
  },
  {
    "id": "cat7_coin_0291",
    "category": "Cat7",
    "video_path": "media/coin/videos/AnupLcGUqSw.mp4",
    "duration": 161.6341,
    "question": "What does the person do right after scraping ingredients into the bowl with a spatula?",
    "answer": {
      "anchor_start": 66.0,
      "anchor_end": 69.0,
      "relation": "after",
      "target_start": 70.0,
      "target_end": 76.0,
      "answer": "After scraping the ingredients into the bowl with a spatula, the person uses a wooden spoon to mix them in a large glass bowl. The camera then pulls back to show she is in a kitchen with another woman in an orange shirt, and they are both smiling and talking to each other."
    }
  },
  {
    "id": "cat7_coin_1208",
    "category": "Cat7",
    "video_path": "media/coin/videos/u56u6oLtjdQ.mp4",
    "duration": 213.948656,
    "question": "What action occurs right before the woman places the padded support boards on the bed frame?",
    "answer": {
      "anchor_start": 136.0,
      "anchor_end": 203.0,
      "relation": "before",
      "target_start": 33.0,
      "target_end": 135.0,
      "answer": "The woman inserts a long, black center rail into the frame right before she places the padded support boards on the bed frame."
    }
  },
  {
    "id": "cat7_coin_1115",
    "category": "Cat7",
    "video_path": "media/coin/videos/CXC7r-fSOt4.mp4",
    "duration": 135.883167,
    "question": "What is shown immediately before a man in a karate gi performs a kata on a red mat?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 113.0,
      "relation": "before",
      "target_start": 15.0,
      "target_end": 21.0,
      "answer": "A bald man in a white karate gi with a black belt stands on a red and blue mat in a dojo, bows forward from the waist, and then straightens up. A text banner at the bottom of the screen first displays 'Pinan' and then 'Pinan Godan'."
    }
  },
  {
    "id": "cat7_llp__avvp_1422",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/HAwbu6oNapk.mp4",
    "duration": 10.01,
    "question": "What happens immediately before the woman speaks in a foreign language?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The woman, with blonde hair and wearing a purple shirt, is shown in profile looking toward the right of the frame while singing or speaking."
    }
  },
  {
    "id": "cat7_coin_0405",
    "category": "Cat7",
    "video_path": "media/coin/videos/n0HVJUxP8-o.mp4",
    "duration": 197.717911,
    "question": "What occurs immediately before a person cracks a raw egg into a skillet with two fried eggs?",
    "answer": {
      "anchor_start": 151.0,
      "anchor_end": 155.0,
      "relation": "before",
      "target_start": 140.0,
      "target_end": 150.0,
      "answer": "A person seasons a sunny-side-up egg cooking in a cast-iron skillet on a black stovetop and then uses a metal spatula to gently lift the edge of the egg white."
    }
  },
  {
    "id": "cat7_perception_test_0156",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5905.mp4",
    "duration": 34.93552250653317,
    "question": "What happens immediately after a person cracks an egg into a bowl?",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 18.1,
      "relation": "after",
      "target_start": 18.1,
      "target_end": 24.4,
      "answer": "The person picks up a white salt shaker and shakes salt into the bowl."
    }
  },
  {
    "id": "cat7_coin_0145",
    "category": "Cat7",
    "video_path": "media/coin/videos/DQo5PYhENyc.mp4",
    "duration": 148.2594,
    "question": "What does the person do right before tightening a white rope knot around a thick blue rope?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 59.0,
      "relation": "before",
      "target_start": 40.0,
      "target_end": 54.0,
      "answer": "The person loops the white rope over the thick blue rope and passes the end of the white rope through the loop multiple times to secure it."
    }
  },
  {
    "id": "cat7_perception_test_1863",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8878.mp4",
    "duration": 17.260444678554208,
    "question": "What happens immediately after a person tears a piece of paper?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 16.3,
      "relation": "after",
      "target_start": 16.3,
      "target_end": 17.2604,
      "answer": "After a person tears a piece of paper, their hand places a stack of white papers onto a white table that already has a fork, a small white object with a blue top, and pieces of a red bell pepper on it, followed by a single high-pitched electronic beep."
    }
  },
  {
    "id": "cat7_perception_test_0452",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6952.mp4",
    "duration": 23.776789549081382,
    "question": "What happens immediately after a person picks up a plastic cup?",
    "answer": {
      "anchor_start": 1.5,
      "anchor_end": 2.5,
      "relation": "after",
      "target_start": 2.5,
      "target_end": 5.5,
      "answer": "After picking up a plastic cup, the person continues stacking and unstacking the two clear plastic cups while wearing a Hello Kitty shirt, and a series of beeps are heard."
    }
  },
  {
    "id": "cat7_maverix_2319",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "What does the person do right before a hand points to a coupon for Hair-Skin-Nails on a magazine page?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "before",
      "target_start": 70.0,
      "target_end": 80.0,
      "answer": "The person flips through the pages of a pamphlet titled 'Answers at Walgreens vitamins and supplements' after picking it up and before a hand points to a coupon for Hair-Skin-Nails on a magazine page."
    }
  },
  {
    "id": "cat7_coin_1592",
    "category": "Cat7",
    "video_path": "media/coin/videos/AyDx6LLv9S8.mp4",
    "duration": 161.448344,
    "question": "Describe what happens right after the woman cuts a laminate floorboard with a floorboard cutter.",
    "answer": {
      "anchor_start": 63.0,
      "anchor_end": 74.0,
      "relation": "after",
      "target_start": 75.0,
      "target_end": 113.0,
      "answer": "After cutting the laminate floorboard, the woman continues installing the dark brown wood-look flooring by crouching on the floor, fitting new planks into place by hand, and using a black tapping block and a rubber mallet to secure them, while placing black spacers between the planks and the white baseboard to maintain an expansion gap."
    }
  },
  {
    "id": "cat7_perception_test_1030",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5843.mp4",
    "duration": 10.778333354018667,
    "question": "What is shown immediately after a person places a box on another box?",
    "answer": {
      "anchor_start": 7.8,
      "anchor_end": 9.2,
      "relation": "after",
      "target_start": 9.2,
      "target_end": 10.7783,
      "answer": "After placing a box on another box, a person wearing a black top with patterned sleeves sits at a wooden table with a red shoebox in front of them, uses both hands to open the shoebox, and then places their right hand flat on the table."
    }
  },
  {
    "id": "cat7_perception_test_1587",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2994.mp4",
    "duration": 29.986355314573515,
    "question": "What is shown immediately after a hand places a playing card face down on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After a hand places a playing card face down on a table, it places a second card next to it and then picks up a third card from the right side of the table."
    }
  },
  {
    "id": "cat7_perception_test_0209",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9138.mp4",
    "duration": 27.221044235858322,
    "question": "What occurs immediately after a person cracks an egg into a bowl?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 11.0,
      "relation": "after",
      "target_start": 11.0,
      "target_end": 21.0,
      "answer": "After cracking the egg into the bowl, the person adds a white powder from a container and uses a fork to mix the contents."
    }
  },
  {
    "id": "cat7_coin_0491",
    "category": "Cat7",
    "video_path": "media/coin/videos/1eYgUa5tuIs.mp4",
    "duration": 169.203333,
    "question": "What happens next after a hand plants a green plant with roots in soil?",
    "answer": {
      "anchor_start": 108.5,
      "anchor_end": 112.0,
      "relation": "after",
      "target_start": 112.5,
      "target_end": 127.0,
      "answer": "The person presses the soil around the seedlings with their fingers to secure them in place."
    }
  },
  {
    "id": "cat7_coin_0321",
    "category": "Cat7",
    "video_path": "media/coin/videos/cU-rvLKIe_I.mp4",
    "duration": 76.648333,
    "question": "What can be observed right before a person peels shrimp shells with their fingers?",
    "answer": {
      "anchor_start": 15.0,
      "anchor_end": 33.0,
      "relation": "before",
      "target_start": 12.5,
      "target_end": 14.5,
      "answer": "Right before a person peels shrimp shells with their fingers, their hands are shown over a white plate with red markings, and a simple, repetitive melody is playing on a keyboard in the background."
    }
  },
  {
    "id": "cat7_coin_0432",
    "category": "Cat7",
    "video_path": "media/coin/videos/5SvJ4ewQwoU.mp4",
    "duration": 123.367611,
    "question": "What action occurs right before a person presses a green RAM stick into a motherboard slot until the clips click?",
    "answer": {
      "anchor_start": 72.0,
      "anchor_end": 96.0,
      "relation": "before",
      "target_start": 64.0,
      "target_end": 70.0,
      "answer": "The person holds a new green RAM module in its plastic packaging over an open computer case and then removes the RAM stick from the packaging and holds it up."
    }
  },
  {
    "id": "cat7_coin_0608",
    "category": "Cat7",
    "video_path": "media/coin/videos/cPmPYw3lzIw.mp4",
    "duration": 155.202167,
    "question": "What occurs immediately before a person inserts a SIM card into a tray?",
    "answer": {
      "anchor_start": 104.0,
      "anchor_end": 107.0,
      "relation": "before",
      "target_start": 88.0,
      "target_end": 101.0,
      "answer": "A person uses a SIM ejector tool to remove a SIM card from a black Samsung phone."
    }
  },
  {
    "id": "cat7_coin_1499",
    "category": "Cat7",
    "video_path": "media/coin/videos/Y0td1SWao2c.mp4",
    "duration": 76.486522,
    "question": "What action occurs right after wrapping a charcoal filter around a cartridge?",
    "answer": {
      "anchor_start": 36.0,
      "anchor_end": 53.0,
      "relation": "after",
      "target_start": 54.0,
      "target_end": 74.0,
      "answer": "After wrapping a charcoal filter around a cartridge, the person places the top motor assembly onto the main body of the air purifier, lays the unit on its side to tighten a retaining nut on the bottom, and then returns it to an upright position."
    }
  },
  {
    "id": "cat7_coin_1572",
    "category": "Cat7",
    "video_path": "media/coin/videos/wo7V9e3Fr1M.mp4",
    "duration": 107.561933,
    "question": "What happens immediately before a hand inserts a pen into a cartridge to refill it?",
    "answer": {
      "anchor_start": 43.0,
      "anchor_end": 52.0,
      "relation": "before",
      "target_start": 22.0,
      "target_end": 42.0,
      "answer": "A person's hand holds a pink HP printer cartridge over a piece of paper and presses down on it, covering three small circular ink nozzles, while on-screen text in Indonesian provides instructions for the action."
    }
  },
  {
    "id": "cat7_perception_test_1469",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6329.mp4",
    "duration": 31.1283341616254,
    "question": "What action occurs right before a person pours hot water into a mug?",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 19.2,
      "relation": "before",
      "target_start": 2.4,
      "target_end": 10.8,
      "answer": "The person picks up a small saucepan from a plate."
    }
  },
  {
    "id": "cat7_perception_test_1445",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7774.mp4",
    "duration": 17.43238908972571,
    "question": "What can be observed right before a hand picks up a book?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.8,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Right before a hand picks up a book, the hand enters the frame from the right and picks up a small, green and white spotted ball from a dark blue table, then moves it towards the book."
    }
  },
  {
    "id": "cat7_coin_0109",
    "category": "Cat7",
    "video_path": "media/coin/videos/4Pq4DShvEmw.mp4",
    "duration": 218.128244,
    "question": "What is shown immediately before a man taps a plank into place with a mallet?",
    "answer": {
      "anchor_start": 72.0,
      "anchor_end": 79.0,
      "relation": "before",
      "target_start": 65.0,
      "target_end": 72.0,
      "answer": "A customer review for a hardwood floor product is shown, displaying a 5-star rating and the comment 'Absolutely beautiful!'. The scene then shows a man kneeling on a floor, fitting together pieces of the same hardwood flooring."
    }
  },
  {
    "id": "cat7_perception_test_1360",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10517.mp4",
    "duration": 21.765221984116145,
    "question": "What occurs immediately after a person places a book down?",
    "answer": {
      "anchor_start": 15.8,
      "anchor_end": 18.1,
      "relation": "after",
      "target_start": 18.1,
      "target_end": 21.1,
      "answer": "After placing the book down, the person picks up a brown egg and places it in the center of the notebook."
    }
  },
  {
    "id": "cat7_llp__avvp_2008",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "What action occurs right after the man strums chords on the acoustic guitar?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the man strums chords on the acoustic guitar, the four older men continue performing together, with one playing a double bass, another the acoustic guitar, a third a mandolin, and the fourth a hammered dulcimer, as they stand in front of a wall displaying several guitars."
    }
  },
  {
    "id": "cat7_coin_0133",
    "category": "Cat7",
    "video_path": "media/coin/videos/bFyvbxuXL0g.mp4",
    "duration": 62.251667,
    "question": "What happens immediately before the man cuts the rope with scissors?",
    "answer": {
      "anchor_start": 28.0,
      "anchor_end": 37.0,
      "relation": "before",
      "target_start": 19.0,
      "target_end": 26.0,
      "answer": "The man in the red shirt and black vest holds a white rope in one hand and a pair of scissors in the other, then brings the scissors to the rope."
    }
  },
  {
    "id": "cat7_coin_0233",
    "category": "Cat7",
    "video_path": "media/coin/videos/Q-UgQDoFyvw.mp4",
    "duration": 63.018333,
    "question": "Describe what happens right after a person cuts a melon in half on a cutting board.",
    "answer": {
      "anchor_start": 21.0,
      "anchor_end": 29.0,
      "relation": "after",
      "target_start": 30.0,
      "target_end": 34.0,
      "answer": "After cutting the melon in half, the person wearing a black apron and protective gloves makes three parallel cuts into a peeled onion half on a wooden cutting board with a knife, and the sound of the knife cutting through the onion is audible."
    }
  },
  {
    "id": "cat7_coin_0105",
    "category": "Cat7",
    "video_path": "media/coin/videos/ozrd9Zxc8x4.mp4",
    "duration": 44.280444,
    "question": "What occurs immediately before the filter is twisted into place on the dispenser?",
    "answer": {
      "anchor_start": 19.0,
      "anchor_end": 26.0,
      "relation": "before",
      "target_start": 12.0,
      "target_end": 19.0,
      "answer": "A person's hand twists a white water filter counter-clockwise to remove it from the refrigerator's filter housing, followed by a cut to a man in a black vest speaking to the camera in a kitchen."
    }
  },
  {
    "id": "cat7_coin_0377",
    "category": "Cat7",
    "video_path": "media/coin/videos/2Vl8UVRl2Eo.mp4",
    "duration": 163.77,
    "question": "What does the person do right before spreading a white sheet over a bed?",
    "answer": {
      "anchor_start": 102.0,
      "anchor_end": 115.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 101.0,
      "answer": "The man wearing a light-colored shirt stands and shakes out a large white sheet."
    }
  },
  {
    "id": "cat7_perception_test_0119",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4550.mp4",
    "duration": 13.579777962108485,
    "question": "Describe what happens right after a person places a lid on a glass jar.",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "After placing the lid, the person puts a small jar on a red table and then screws the blue lid onto a larger, clear jar, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_0961",
    "category": "Cat7",
    "video_path": "media/coin/videos/_fljDKY1cuY.mp4",
    "duration": 200.0399,
    "question": "Describe what happens right before a hand bastes salmon with sauce in a pan.",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 163.1,
      "relation": "before",
      "target_start": 98.0,
      "target_end": 108.0,
      "answer": "The salmon is flipped in the skillet, revealing its browned skin, and the pan is shaken to coat the fish in the bubbling sauce before a spoon is used to baste it."
    }
  },
  {
    "id": "cat7_coin_1175",
    "category": "Cat7",
    "video_path": "media/coin/videos/mGLCCohSA0A.mp4",
    "duration": 169.853967,
    "question": "What is shown immediately after a hand spreads a white substance with a trowel?",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 110.0,
      "relation": "after",
      "target_start": 111.0,
      "target_end": 113.0,
      "answer": "After a hand spreads a white substance with a trowel, a person's hand presses down on a mosaic tile backsplash installed under a kitchen cabinet, followed by the camera panning out to reveal the full completed backsplash with brown and beige rectangular tiles, a microwave, and wooden cabinets above it."
    }
  },
  {
    "id": "cat7_perception_test_1670",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3586.mp4",
    "duration": 16.85377825134232,
    "question": "What happens next after a person ties the shoelaces of their right shoe?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 9.0,
      "answer": "After tying the shoelaces of their right shoe, the person remains seated on the patterned rug in their white long-sleeved shirt and dark pants, with a small white bowl containing a purple flower and a beige mug to their right."
    }
  },
  {
    "id": "cat7_coin_0598",
    "category": "Cat7",
    "video_path": "media/coin/videos/4bIVgAux3R0.mp4",
    "duration": 161.564444,
    "question": "What happens immediately after a hand places a battery into a key fob and closes the cover?",
    "answer": {
      "anchor_start": 110.5,
      "anchor_end": 121.5,
      "relation": "after",
      "target_start": 121.5,
      "target_end": 131.5,
      "answer": "After the hand closes the cover, the person presses the buttons on the front of the key fob."
    }
  },
  {
    "id": "cat7_coin_0093",
    "category": "Cat7",
    "video_path": "media/coin/videos/3bsWpRE0inA.mp4",
    "duration": 220.728333,
    "question": "What does the person do right before wrapping a rope around a dock cleat?",
    "answer": {
      "anchor_start": 46.0,
      "anchor_end": 213.0,
      "relation": "before",
      "target_start": 32.0,
      "target_end": 45.0,
      "answer": "The person takes a black rope and wraps it around the far horn of the cleat."
    }
  },
  {
    "id": "cat7_coin_0561",
    "category": "Cat7",
    "video_path": "media/coin/videos/41nJWfhYY4g.mp4",
    "duration": 68.87,
    "question": "What can be observed right after a hand holds a mug under a spout filling it with liquid?",
    "answer": {
      "anchor_start": 35.0,
      "anchor_end": 41.0,
      "relation": "after",
      "target_start": 41.0,
      "target_end": 47.0,
      "answer": "A person holds a glass mug containing a green liquid, and a text overlay appears stating 'STEP 4: Add more hot water and steam mixture for another 10 seconds'. Then, the scene shifts to a top-down view showing hot water being poured from a white pitcher into the mug, which is positioned next to a small tin of matcha powder."
    }
  },
  {
    "id": "cat7_coin_0259",
    "category": "Cat7",
    "video_path": "media/coin/videos/x9JRqocmm24.mp4",
    "duration": 189.5677,
    "question": "Describe what happens right before a person uses a plastic tool to pry a battery out of a smartphone.",
    "answer": {
      "anchor_start": 104.0,
      "anchor_end": 107.0,
      "relation": "before",
      "target_start": 94.0,
      "target_end": 103.0,
      "answer": "A person is using tweezers to carefully lift a component from the internal frame of a disassembled rose-gold smartphone, working near the top edge of the device where the large black battery is visible."
    }
  },
  {
    "id": "cat7_perception_test_1190",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7991.mp4",
    "duration": 31.70975455320378,
    "question": "What can be observed right before a person places a book on a table?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "Right before a person places a book on a table, their hands are visible on a grey table, where they place a small white cup with a floral pattern and then pick up a yellow and brown object, moving it out of view."
    }
  },
  {
    "id": "cat7_coin_0028",
    "category": "Cat7",
    "video_path": "media/coin/videos/55WzTSED5SI.mp4",
    "duration": 115.194189,
    "question": "What occurs immediately after the person slides the blue seat onto the gas lift?",
    "answer": {
      "anchor_start": 42.5,
      "anchor_end": 68.5,
      "relation": "after",
      "target_start": 68.5,
      "target_end": 78.5,
      "answer": "After the person slides the blue seat onto the gas lift, they adjust a lever on the chair's base with their hands, then the chair is shown from various angles, including with and without armrests, and finally the person lifts the chair and turns it upside down to show the underside of the seat and the base."
    }
  },
  {
    "id": "cat7_llp__avvp_1633",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "What action occurs right after a hand reaches to pet a dog on a bed?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After a hand reaches to pet the dog on the bed, a man speaks in German, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_0619",
    "category": "Cat7",
    "video_path": "media/coin/videos/VaET7EoFWHI.mp4",
    "duration": 143.476667,
    "question": "What occurs immediately after the SIM card is inserted into the tray?",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 92.0,
      "relation": "after",
      "target_start": 94.0,
      "target_end": 99.0,
      "answer": "The person slides the SIM card tray back into the phone."
    }
  },
  {
    "id": "cat7_perception_test_1226",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3459.mp4",
    "duration": 15.415966242375127,
    "question": "What follows right after a person places a paper into a booklet?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "After placing the yellow paper into the blue book, the person puts the book into a grey backpack on a desk, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_0566",
    "category": "Cat7",
    "video_path": "media/coin/videos/IrH6AjONBWY.mp4",
    "duration": 140.3414,
    "question": "What does the person do right after the coffee grounds bubble with water in the dripper?",
    "answer": {
      "anchor_start": 107.0,
      "anchor_end": 112.0,
      "relation": "after",
      "target_start": 112.0,
      "target_end": 117.0,
      "answer": "The person is shown speaking in a room with shelves of coffee equipment in the background."
    }
  },
  {
    "id": "cat7_perception_test_0254",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6181.mp4",
    "duration": 18.8286108099845,
    "question": "What happens next after a person claps their hands together?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 2.4,
      "relation": "after",
      "target_start": 2.4,
      "target_end": 5.4,
      "answer": "After clapping their hands together, the person brings them together in a prayer-like gesture and then claps again, all while standing over a white tiled floor with a circular drain in the center."
    }
  },
  {
    "id": "cat7_llp__avvp_0410",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "What does the person do right after hearing the basketball bounce on the court?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After hearing the basketball bounce on the court, the player in the red uniform continues dribbling the ball while being defended by a player in a white uniform."
    }
  },
  {
    "id": "cat7_perception_test_0967",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4381.mp4",
    "duration": 13.030766721388318,
    "question": "What does the person do right after placing a blue object on a book?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.8,
      "relation": "after",
      "target_start": 0.8,
      "target_end": 3.8,
      "answer": "After placing the blue object on the book, the person moves their hand to the right and picks up a tall, clear container filled with coffee beans."
    }
  },
  {
    "id": "cat7_coin_0443",
    "category": "Cat7",
    "video_path": "media/coin/videos/8UZPuAFsDEg.mp4",
    "duration": 128.499222,
    "question": "What is shown immediately before a man twists the wire cage on a wine bottle?",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 112.0,
      "relation": "before",
      "target_start": 104.0,
      "target_end": 108.0,
      "answer": "A man in a dark suit jacket stands in front of a vineyard backdrop, holding a dark wine bottle, and points to the neck of the bottle while gesturing with his hand and speaking."
    }
  },
  {
    "id": "cat7_coin_0379",
    "category": "Cat7",
    "video_path": "media/coin/videos/w3H0wEoW-io.mp4",
    "duration": 123.576589,
    "question": "What happens next after the karateka performs a kata in competition?",
    "answer": {
      "anchor_start": 15.0,
      "anchor_end": 110.0,
      "relation": "after",
      "target_start": 111.0,
      "target_end": 122.0,
      "answer": "After performing the kata, the female karateka bows deeply to her opponent, then turns and walks away while the crowd claps. In the background, a large screen displays the word 'COMBAT' and a scoreboard shows 'JPN' with a score of '0'."
    }
  },
  {
    "id": "cat7_perception_test_1011",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8629.mp4",
    "duration": 14.566666666666666,
    "question": "What happens immediately after a person places sneakers on the floor?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After placing the sneakers on the floor, the person sets down a brown corduroy cap and then a coiled white charging cable next to them."
    }
  },
  {
    "id": "cat7_coin_1275",
    "category": "Cat7",
    "video_path": "media/coin/videos/2pl582qZzHE.mp4",
    "duration": 141.223756,
    "question": "What happens next after a person connects a white electrical connector to a car mirror housing?",
    "answer": {
      "anchor_start": 90.0,
      "anchor_end": 101.0,
      "relation": "after",
      "target_start": 102.0,
      "target_end": 138.0,
      "answer": "After connecting the white electrical connector to the car mirror housing, the person places the mirror glass into the black housing and presses down on the glass and the surrounding black plastic frame to secure it in place."
    }
  },
  {
    "id": "cat7_coin_0554",
    "category": "Cat7",
    "video_path": "media/coin/videos/QFAEoI2RQS4.mp4",
    "duration": 55.9833,
    "question": "What occurs immediately after the woman holds up a bouquet of artificial flowers?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 26.0,
      "relation": "after",
      "target_start": 28.0,
      "target_end": 47.0,
      "answer": "After holding up the bouquet of artificial flowers, the woman picks up a green pipe cleaner, wraps it around the stems of a red and yellow flower, and secures the flower to a wire ring, while the text 'Colorful Pipe Cleaners' appears on screen."
    }
  },
  {
    "id": "cat7_coin_1459",
    "category": "Cat7",
    "video_path": "media/coin/videos/hvjVjrtvnlI.mp4",
    "duration": 136.416667,
    "question": "What can be observed right after the air filter is slid into the housing?",
    "answer": {
      "anchor_start": 100.0,
      "anchor_end": 120.0,
      "relation": "after",
      "target_start": 121.0,
      "target_end": 132.0,
      "answer": "Right after the air filter is slid into the housing, the person's hands move out of the frame while a yellow leaf rests on the windshield and the car's engine bay remains visible, accompanied by a voice giving instructions about replacing a turn screw and the air filter."
    }
  },
  {
    "id": "cat7_llp__avvp_2309",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Mj3zLi9jRjI.mp4",
    "duration": 10.0,
    "question": "What happens next after the cat meows near the car's front bumper?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 10.0,
      "answer": "A person wearing a black glove uses a white tool to pry at a black plastic component on the front bumper of a silver car while a male voice speaks."
    }
  },
  {
    "id": "cat7_coin_1370",
    "category": "Cat7",
    "video_path": "media/coin/videos/CY1Ppy7fA5g.mp4",
    "duration": 19.969156,
    "question": "What is shown immediately before a top-down view of a wooden square with a central octagonal piece held by bolts?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 11.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 9.0,
      "answer": "A time-lapse shows a wooden flower press being assembled on a carpet, with pink flowers placed on a sheet of paper inside the press before it is closed."
    }
  },
  {
    "id": "cat7_perception_test_0181",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3754.mp4",
    "duration": 12.864611258945864,
    "question": "What happens next after a person places a card on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "The person opens the small rectangular object, revealing it to be a deck of playing cards, which they then hold in their hands."
    }
  },
  {
    "id": "cat7_coin_0917",
    "category": "Cat7",
    "video_path": "media/coin/videos/61dcPIKxyHg.mp4",
    "duration": 134.883333,
    "question": "Describe what happens right after a hand places a rice-filled inner pot into a rice cooker.",
    "answer": {
      "anchor_start": 82.0,
      "anchor_end": 96.0,
      "relation": "after",
      "target_start": 97.0,
      "target_end": 107.0,
      "answer": "The person closes the lid of the white Philips rice cooker and presses the 'COOK' button on the control panel, which illuminates in red. The screen displays that the rice is done when the button automatically switches to 'WARM'."
    }
  },
  {
    "id": "cat7_coin_1137",
    "category": "Cat7",
    "video_path": "media/coin/videos/yEyQQaFyhxI.mp4",
    "duration": 164.118633,
    "question": "What action occurs right before the man slides the prepared pizza into a stone oven?",
    "answer": {
      "anchor_start": 38.0,
      "anchor_end": 91.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 37.0,
      "answer": "The man presses the dough flat with his hands and then tosses and spins it in the air to stretch it into a thin, round shape."
    }
  },
  {
    "id": "cat7_coin_1000",
    "category": "Cat7",
    "video_path": "media/coin/videos/0JHFaCl9Zb4.mp4",
    "duration": 146.121667,
    "question": "What can be observed right before a man peels a mango with a knife?",
    "answer": {
      "anchor_start": 38.0,
      "anchor_end": 46.0,
      "relation": "before",
      "target_start": 32.0,
      "target_end": 35.0,
      "answer": "Right before the man peels the mango, a person's hands are shown using a knife to cut around the pit of a mango half."
    }
  },
  {
    "id": "cat7_llp__avvp_2557",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "What happens immediately after a person speaks to another person?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After a person speaks to another person, the player on the left dribbles a basketball and then passes it to the player on the right, who catches it."
    }
  },
  {
    "id": "cat7_coin_0494",
    "category": "Cat7",
    "video_path": "media/coin/videos/2u1pXSr0meo.mp4",
    "duration": 89.0253,
    "question": "What action occurs right before the person secures the curved saw blade with a screw?",
    "answer": {
      "anchor_start": 54.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 42.0,
      "target_end": 53.0,
      "answer": "The person removes a screw from a black metal object using a clamp-like tool and places the screw on the tailgate before picking up a handsaw that was lying next to the object."
    }
  },
  {
    "id": "cat7_perception_test_0294",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7474.mp4",
    "duration": 31.231200144950716,
    "question": "What occurs immediately after a person places a bottle cap on paper?",
    "answer": {
      "anchor_start": 21.0,
      "anchor_end": 22.0,
      "relation": "after",
      "target_start": 22.0,
      "target_end": 25.0,
      "answer": "After placing the bottle cap on the paper, the person picks up a yellow object and places it on the paper as well."
    }
  },
  {
    "id": "cat7_coin_0175",
    "category": "Cat7",
    "video_path": "media/coin/videos/bF02mkPk4x0.mp4",
    "duration": 211.649878,
    "question": "What does the person do right before using a white electric iron to press wax paper with leaves and confetti?",
    "answer": {
      "anchor_start": 132.0,
      "anchor_end": 173.0,
      "relation": "before",
      "target_start": 65.0,
      "target_end": 131.0,
      "answer": "The person arranges artificial red and green maple leaves on a sheet of wax paper, sprinkles small, colorful confetti-like pieces over the leaves, and covers the arrangement with a second sheet of wax paper before pressing down."
    }
  },
  {
    "id": "cat7_perception_test_0906",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10085.mp4",
    "duration": 22.835033962525003,
    "question": "What happens immediately before a person places a cloth on a chair?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 12.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "A person's hands place a white cloth bag on the back of a dark wooden chair and then pick up a black cloth, moving it out of view."
    }
  },
  {
    "id": "cat7_coin_0998",
    "category": "Cat7",
    "video_path": "media/coin/videos/9vyAoUG8A-I.mp4",
    "duration": 65.735689,
    "question": "What does the person do right before mixing a foamy substance with green food coloring in a clear bowl?",
    "answer": {
      "anchor_start": 26.0,
      "anchor_end": 27.0,
      "relation": "before",
      "target_start": 23.0,
      "target_end": 25.0,
      "answer": "The person mixes a white, foamy substance in a glass bowl before adding the green food coloring."
    }
  },
  {
    "id": "cat7_coin_0058",
    "category": "Cat7",
    "video_path": "media/coin/videos/ndqMyI8mxnA.mp4",
    "duration": 126.641622,
    "question": "What happens immediately before a person scoops soil to fill cups with seeds?",
    "answer": {
      "anchor_start": 73.0,
      "anchor_end": 104.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 72.0,
      "answer": "The person takes seeds from a packet and places them into the soil of small white pots arranged in cardboard boxes, then puts on a yellow gardening glove."
    }
  },
  {
    "id": "cat7_perception_test_0719",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9789.mp4",
    "duration": 29.33663365204714,
    "question": "What happens next after a person places a hanger on the counter?",
    "answer": {
      "anchor_start": 21.8,
      "anchor_end": 24.5,
      "relation": "after",
      "target_start": 24.5,
      "target_end": 27.5,
      "answer": "After placing the hanger on the counter next to a glass jar and a blue bottle cap, the person picks up the jar and moves it slightly."
    }
  },
  {
    "id": "cat7_llp__avvp_1634",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/H8FPgLh1mfg.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after a person speaks in a foreign language.",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "After the person speaks in a foreign language, a small, dark-furred dog with a red collar sitting on a bed turns its head and lets out a high-pitched whine as a hand pets it."
    }
  },
  {
    "id": "cat7_maverix_0399",
    "category": "Cat7",
    "video_path": "media/maverix/videos/iLu9ww0P-9k.mp4",
    "duration": 488.621,
    "question": "What is shown immediately after a hand picks up a red bag of Starburst?",
    "answer": {
      "anchor_start": 146.0,
      "anchor_end": 149.0,
      "relation": "after",
      "target_start": 149.0,
      "target_end": 152.0,
      "answer": "After a hand picks up a red bag of Starburst, it moves the bag to the left, revealing more bags of Jelly Beans, while the sound of crinkling plastic is heard."
    }
  },
  {
    "id": "cat7_llp__avvp_0840",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "What is shown immediately after a violinist plays on stage with a cellist?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the violinist plays on stage with the cellist, the audience applauds as both musicians bow to them."
    }
  },
  {
    "id": "cat7_coin_1675",
    "category": "Cat7",
    "video_path": "media/coin/videos/Sh9YmspuK3Q.mp4",
    "duration": 60.9756,
    "question": "What action occurs right before a hand scrapes wax off upholstery with a yellow scraper?",
    "answer": {
      "anchor_start": 21.0,
      "anchor_end": 24.0,
      "relation": "before",
      "target_start": 18.0,
      "target_end": 19.0,
      "answer": "A hand holds a white plastic bottle with a green cap labeled 'Motsenbocker's LIFTOFF Crayons Wax Candles Remover,' which is tilted slightly as a small, dark insect crawls onto the cap."
    }
  },
  {
    "id": "cat7_llp__avvp_1285",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What happens next after the man speaks into the microphone?",
    "answer": {
      "anchor_start": 9.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the man speaks into the microphone, the band of six musicians continues performing on the small stage in front of the audience, with members playing the banjo, mandolin, guitar, double bass, and fiddle while one man sings."
    }
  },
  {
    "id": "cat7_coin_1648",
    "category": "Cat7",
    "video_path": "media/coin/videos/QFi_-Yk-qbA.mp4",
    "duration": 215.434733,
    "question": "What can be observed right before a person sweeps a curling stone with a red-handled broom?",
    "answer": {
      "anchor_start": 99.0,
      "anchor_end": 109.0,
      "relation": "before",
      "target_start": 89.0,
      "target_end": 99.0,
      "answer": "Right before a person sweeps a curling stone with a red-handled broom, a tailor is seen measuring a man's trousers in an office, followed by a scene of a player sliding a stone on a curling rink."
    }
  },
  {
    "id": "cat7_coin_0177",
    "category": "Cat7",
    "video_path": "media/coin/videos/IzO0bqSz3cA.mp4",
    "duration": 170.527344,
    "question": "What does the person do right after stirring melted chocolate in a bowl on a countertop?",
    "answer": {
      "anchor_start": 25.0,
      "anchor_end": 49.0,
      "relation": "after",
      "target_start": 50.0,
      "target_end": 123.0,
      "answer": "After stirring the melted chocolate, the person pours it into a piping bag, cuts the tip, and pipes small, round dollops of chocolate onto a sheet of parchment paper in a neat, uniform pattern, resulting in rows of freshly made chocolate chips."
    }
  },
  {
    "id": "cat7_coin_1433",
    "category": "Cat7",
    "video_path": "media/coin/videos/bEX51XGEINM.mp4",
    "duration": 108.088889,
    "question": "What happens immediately before a person scoops seeds from a pumpkin with a spoon?",
    "answer": {
      "anchor_start": 66.0,
      "anchor_end": 75.0,
      "relation": "before",
      "target_start": 57.0,
      "target_end": 66.0,
      "answer": "The person uses a green and orange tool to cut a piece from the carved orange pumpkin and then uses the same tool to begin scooping out the seeds and pulp."
    }
  },
  {
    "id": "cat7_perception_test_0650",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3304.mp4",
    "duration": 26.93657826716373,
    "question": "Describe what happens right before a person plugs a hairdryer into a socket.",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 12.5,
      "relation": "before",
      "target_start": 7.5,
      "target_end": 10.5,
      "answer": "A person sitting on the floor picks up a white cordless phone, presses a button, and places it on the floor next to a red mug and a black hairdryer, just before plugging the hairdryer into a socket. A loud, continuous electronic buzzer sounds at the end."
    }
  },
  {
    "id": "cat7_perception_test_1004",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9541.mp4",
    "duration": 34.941667029516786,
    "question": "What occurs immediately before a person throws a crumpled paper bag onto the floor?",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 13.8,
      "relation": "before",
      "target_start": 8.8,
      "target_end": 11.8,
      "answer": "A person wearing black pants and sandals walks into the frame from the right side, approaching a black metal chair with a patterned seat in a room with tiled floors."
    }
  },
  {
    "id": "cat7_coin_0553",
    "category": "Cat7",
    "video_path": "media/coin/videos/8UDajuW0Uyg.mp4",
    "duration": 195.0949,
    "question": "What does the person do right before attaching a black air nozzle to a bicycle tire valve?",
    "answer": {
      "anchor_start": 72.0,
      "anchor_end": 78.0,
      "relation": "before",
      "target_start": 68.0,
      "target_end": 71.0,
      "answer": "The person is using a floor pump to inflate the rear tire of a white bicycle, with their hands on the tire and the pump nozzle while pointing at the tire and speaking."
    }
  },
  {
    "id": "cat7_coin_0313",
    "category": "Cat7",
    "video_path": "media/coin/videos/05AVFTpp7fc.mp4",
    "duration": 92.0439,
    "question": "What does the person do right before placing dough into hot oil to fry?",
    "answer": {
      "anchor_start": 42.0,
      "anchor_end": 83.0,
      "relation": "before",
      "target_start": 32.0,
      "target_end": 42.0,
      "answer": "The older woman in the yellow shirt and white apron prepares the dough on a table outdoors before placing it into the hot oil to fry."
    }
  },
  {
    "id": "cat7_coin_0741",
    "category": "Cat7",
    "video_path": "media/coin/videos/I1OEerHf-IY.mp4",
    "duration": 128.870744,
    "question": "What happens immediately after a person slides a bracket onto a tray holding an SSD?",
    "answer": {
      "anchor_start": 81.0,
      "anchor_end": 111.0,
      "relation": "after",
      "target_start": 114.0,
      "target_end": 122.0,
      "answer": "After the bracket is slid onto the tray holding the SSD, the person inserts the silver hard drive caddy into the optical drive bay of the black laptop, seats it, closes the bottom panel, and then flips the laptop over to show its underside."
    }
  },
  {
    "id": "cat7_maverix_2008",
    "category": "Cat7",
    "video_path": "media/maverix/videos/UujIczlMbQg.mp4",
    "duration": 119.071927,
    "question": "What does the person do right after firing a rocket that explodes on impact?",
    "answer": {
      "anchor_start": 55.0,
      "anchor_end": 56.0,
      "relation": "after",
      "target_start": 56.0,
      "target_end": 59.0,
      "answer": "After firing the rocket, the person stands in the center of a circular area of effect as the enemy is engulfed in flames and vanishes in a puff of smoke."
    }
  },
  {
    "id": "cat7_llp__avvp_0505",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/MRaYiK3K0Rc.mp4",
    "duration": 10.0,
    "question": "What can be observed right after a person speaks, likely giving instructions?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "Right after the person speaks, three rectangular spring rolls can be seen deep-frying in a black pan filled with hot oil, which is actively bubbling around the food as it cooks."
    }
  },
  {
    "id": "cat7_perception_test_1432",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3601.mp4",
    "duration": 18.558499796687034,
    "question": "What does the person do right after placing a tomato on the table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.5,
      "relation": "after",
      "target_start": 2.5,
      "target_end": 5.5,
      "answer": "The person picks up a black tablet and holds it up to the camera, showing its dark, reflective screen."
    }
  },
  {
    "id": "cat7_llp__avvp_1388",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/DZouIJT89m4.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after a male voice speaks in Spanish about time and distance not erasing memory?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.9,
      "relation": "after",
      "target_start": 9.9,
      "target_end": 10.01,
      "answer": "After the male voice speaks in Spanish about time and distance not erasing memory, the video continues to display a static image of the 'SUPER KIDS' logo with lime-green, red-outlined text and a green crown on the 'K', along with the phrase 'GOSO, GOSO, GOSO' beneath it in the same style."
    }
  },
  {
    "id": "cat7_coin_0758",
    "category": "Cat7",
    "video_path": "media/coin/videos/3BvE4z_kmuI.mp4",
    "duration": 174.426667,
    "question": "What is shown immediately before a man places a rectangular object on a balance scale?",
    "answer": {
      "anchor_start": 34.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 14.0,
      "target_end": 33.0,
      "answer": "A man in a blue shirt adjusts the three sliding weights on a triple beam balance scale, then points to the base of the scale and touches a small knob on the front while a voice explains the process of zeroing the scale."
    }
  },
  {
    "id": "cat7_coin_1091",
    "category": "Cat7",
    "video_path": "media/coin/videos/vg6m6QcGaR8.mp4",
    "duration": 36.710744,
    "question": "What does the person do right after adding vanilla bone broth protein powder to the blender?",
    "answer": {
      "anchor_start": 15.0,
      "anchor_end": 18.0,
      "relation": "after",
      "target_start": 19.0,
      "target_end": 25.0,
      "answer": "The person places a lid on the blender and turns it on, causing the contents to swirl rapidly inside the pitcher."
    }
  },
  {
    "id": "cat7_perception_test_0822",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2239.mp4",
    "duration": 18.986466898574832,
    "question": "What is shown immediately before a person picks up a bunch of grapes?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person wearing a white and red jersey sits at a table with various items, including a glass, a toy car, a carrot, a plum, a peach, a bunch of grapes, a knife and fork, and a book, and their hands are visible as they move the grapes on the table."
    }
  },
  {
    "id": "cat7_llp__avvp_0086",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/K1nl3lRbDHg.mp4",
    "duration": 9.775011,
    "question": "What is shown immediately after a person speaks to a dog?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After a person speaks to a dog, the dog, wearing a red collar, turns and walks away across a grassy area."
    }
  },
  {
    "id": "cat7_perception_test_0285",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1945.mp4",
    "duration": 34.91651090994502,
    "question": "What occurs immediately before a person places a sponge on a board?",
    "answer": {
      "anchor_start": 25.8,
      "anchor_end": 28.8,
      "relation": "before",
      "target_start": 22.8,
      "target_end": 25.8,
      "answer": "A person places a piece of paper with red drawings on a table, then places a blue circular object and an orange triangular object onto a wooden board."
    }
  },
  {
    "id": "cat7_llp__avvp_1302",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "What follows right after a person dribbles a basketball between chairs on a court?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The person falls backward onto the floor while trying to maneuver around a row of black folding chairs, then quickly gets back up and continues dribbling the ball."
    }
  },
  {
    "id": "cat7_perception_test_1741",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1702.mp4",
    "duration": 12.565000242201155,
    "question": "What happens immediately after a person places a cup on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After placing the cup on the table, the person remains standing indoors wearing a light-colored crop top and dark pants, with a cat meowing in the background near a bed and a white radiator."
    }
  },
  {
    "id": "cat7_maverix_2323",
    "category": "Cat7",
    "video_path": "media/maverix/videos/6Rwh8Y_lNS4.mp4",
    "duration": 351.457234,
    "question": "What can be observed right after a hand points to a coupon for Hair-Skin-Nails on a magazine page?",
    "answer": {
      "anchor_start": 80.0,
      "anchor_end": 240.0,
      "relation": "after",
      "target_start": 240.0,
      "target_end": 250.0,
      "answer": "Right after a hand points to a coupon for Hair-Skin-Nails on a magazine page, the person flips through a colorful sales flyer, stopping on a page advertising vitamins and pointing at a deal for Nature Made Vitamelt gummies priced at $1.99."
    }
  },
  {
    "id": "cat7_coin_0812",
    "category": "Cat7",
    "video_path": "media/coin/videos/2rH9xlYC4sQ.mp4",
    "duration": 230.783122,
    "question": "What can be observed right after a hand mixes ingredients in a glass bowl with a spatula?",
    "answer": {
      "anchor_start": 110.0,
      "anchor_end": 111.9,
      "relation": "after",
      "target_start": 112.0,
      "target_end": 115.0,
      "answer": "Right after a hand mixes ingredients in a glass bowl with a spatula, a person pours flour from a white bowl into the larger glass bowl containing a greenish mixture, with the white spatula still resting in the glass bowl."
    }
  },
  {
    "id": "cat7_coin_0638",
    "category": "Cat7",
    "video_path": "media/coin/videos/UB_0He1sNw8.mp4",
    "duration": 218.662311,
    "question": "What does the person do right after demonstrating an injection with a small white object?",
    "answer": {
      "anchor_start": 129.0,
      "anchor_end": 139.0,
      "relation": "after",
      "target_start": 139.0,
      "target_end": 149.0,
      "answer": "The person continues holding the small, white, cylindrical object in their right hand and follows the off-screen narrator's instructions by pushing down on it."
    }
  },
  {
    "id": "cat7_coin_0052",
    "category": "Cat7",
    "video_path": "media/coin/videos/zMkDwx4HZu8.mp4",
    "duration": 79.736667,
    "question": "What follows right after hands glue a yellow paper star and fold its points inward?",
    "answer": {
      "anchor_start": 27.0,
      "anchor_end": 45.0,
      "relation": "after",
      "target_start": 48.0,
      "target_end": 74.0,
      "answer": "After the hands glue the yellow paper star and fold its points inward, a person uses a hole punch to make a hole in the center of the pinwheel, threads a purple pipe cleaner through it, and secures the pinwheel by wrapping the ends of the pipe cleaner around a pencil."
    }
  },
  {
    "id": "cat7_coin_1185",
    "category": "Cat7",
    "video_path": "media/coin/videos/THqrwNWxO5I.mp4",
    "duration": 220.496667,
    "question": "What happens immediately before a hand presses the yellow button labeled \"93\" on the gas pump?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 62.0,
      "relation": "before",
      "target_start": 58.0,
      "target_end": 59.0,
      "answer": "A person's hand inserts a black fuel nozzle into the fuel tank opening of a silver vehicle and then removes it."
    }
  },
  {
    "id": "cat7_perception_test_1584",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10718.mp4",
    "duration": 27.25636721503081,
    "question": "What can be observed right after a person lifts a bowl?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Right after a person lifts a bowl, they slide the bowl that was covering a small, orange, round object to a different position on the white table."
    }
  },
  {
    "id": "cat7_perception_test_1022",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4828.mp4",
    "duration": 24.666666666666668,
    "question": "What is shown immediately after a woman throws a yellow object?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the woman throws a yellow object, she stands still in the room with a yellow cord lying on the floor near the closed white door."
    }
  },
  {
    "id": "cat7_coin_0063",
    "category": "Cat7",
    "video_path": "media/coin/videos/dMMonSQAKxI.mp4",
    "duration": 167.368333,
    "question": "What occurs immediately before the battery is pressed into the key fob?",
    "answer": {
      "anchor_start": 65.0,
      "anchor_end": 79.5,
      "relation": "before",
      "target_start": 55.0,
      "target_end": 63.5,
      "answer": "The person uses a small flathead screwdriver to pry open the back cover of the black car key fob and then removes the cover before pressing in the battery."
    }
  },
  {
    "id": "cat7_llp__avvp_1879",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "What happens immediately after a man in white attire speaks into a microphone on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the man in white attire speaks into the microphone on stage, a woman in the center stands and sings into a microphone while the other four people, including the man, remain seated and watch her."
    }
  },
  {
    "id": "cat7_perception_test_0377",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_807.mp4",
    "duration": 25.128555678677916,
    "question": "What happens immediately after a person lifts a cup from a table?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After lifting the cup, the person picks up the rightmost mug, then the middle mug, and then the rightmost mug again, followed by a high-pitched electronic tone."
    }
  },
  {
    "id": "cat7_perception_test_0902",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4033.mp4",
    "duration": 16.921433152713405,
    "question": "What does the person do right before placing a blue garment on a table?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 11.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "The person folds the dark blue piece of clothing on the dark table."
    }
  },
  {
    "id": "cat7_coin_0039",
    "category": "Cat7",
    "video_path": "media/coin/videos/0Lyg-eVSoAM.mp4",
    "duration": 190.682267,
    "question": "What follows right after a person inserts a hard disk drive into a laptop bay?",
    "answer": {
      "anchor_start": 127.0,
      "anchor_end": 137.0,
      "relation": "after",
      "target_start": 140.0,
      "target_end": 141.0,
      "answer": "After a person inserts a hard disk drive into a laptop bay, the person's hands use a screwdriver to remove a screw from the internal components of the laptop, which is lying on its back with its bottom panel removed, exposing the hard drive, RAM, and other circuitry."
    }
  },
  {
    "id": "cat7_llp__avvp_0849",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/AHyGaSlJ7UE.mp4",
    "duration": 10.01,
    "question": "What does the person do right before playing a violin?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 5.0,
      "answer": "The woman brings the violin to her shoulder right before playing it."
    }
  },
  {
    "id": "cat7_coin_0863",
    "category": "Cat7",
    "video_path": "media/coin/videos/onVSkI5YK6k.mp4",
    "duration": 158.846667,
    "question": "What can be observed right before the woman rinses her hair with water from a blue cup?",
    "answer": {
      "anchor_start": 102.0,
      "anchor_end": 119.0,
      "relation": "before",
      "target_start": 64.0,
      "target_end": 101.0,
      "answer": "The woman pours water over her hair and uses her hands to lather it with shampoo, creating a thick white foam, before rinsing her hair with water from a blue cup."
    }
  },
  {
    "id": "cat7_coin_0691",
    "category": "Cat7",
    "video_path": "media/coin/videos/O5rQlLX9T3Q.mp4",
    "duration": 1236.250167,
    "question": "Describe what happens right before a hand wipes a windshield with a yellow cloth.",
    "answer": {
      "anchor_start": 480.0,
      "anchor_end": 529.0,
      "relation": "before",
      "target_start": 470.0,
      "target_end": 480.0,
      "answer": "A person sprays a cleaning solution onto a car's windshield."
    }
  },
  {
    "id": "cat7_llp__avvp_1878",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EIy2hSlwqMg.mp4",
    "duration": 10.002357,
    "question": "What happens immediately before a woman stands and sings while others clap?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A man in white clothing speaks into a microphone on the right side of a stage with a blue and purple backdrop, while four others in white are positioned to his left, one of whom is a woman in the center holding a yellow cloth to her face."
    }
  },
  {
    "id": "cat7_maverix_1463",
    "category": "Cat7",
    "video_path": "media/maverix/videos/10lWpHyN0Ok.mp4",
    "duration": 46.741,
    "question": "What is shown immediately before a man blows air into a wine glass?",
    "answer": {
      "anchor_start": 30.0,
      "anchor_end": 40.0,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 30.0,
      "answer": "A man with long dark hair and sunglasses is shown in a room with framed pictures, holding a wine glass before he blows air into it."
    }
  },
  {
    "id": "cat7_coin_0532",
    "category": "Cat7",
    "video_path": "media/coin/videos/EtCfrdA5qAM.mp4",
    "duration": 182.392733,
    "question": "What action occurs right after the woman taps the plank with a rubber mallet?",
    "answer": {
      "anchor_start": 79.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 88.0,
      "target_end": 107.0,
      "answer": "After the woman taps the plank with a rubber mallet, she uses the mallet to drive the pneumatic floor nailer into the floor, securing the plank, and the sound of the nailer firing is audible."
    }
  },
  {
    "id": "cat7_llp__avvp_2729",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IPAPtsik2uU.mp4",
    "duration": 10.0,
    "question": "What action occurs right after the crowd chants 'Let's go!'?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After the crowd chants 'Let's go!', two men walk towards each other from opposite sides of a stage bathed in red light, with a large illuminated Red Bull logo projected on the floor between them and a crowd visible in the background."
    }
  },
  {
    "id": "cat7_perception_test_0582",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3342.mp4",
    "duration": 32.574777473379,
    "question": "What action occurs right before a person picks up a knife from a table?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The man uses a pencil to tap on a knife that is lying next to the cup."
    }
  },
  {
    "id": "cat7_coin_1316",
    "category": "Cat7",
    "video_path": "media/coin/videos/1QND26Qv2jA.mp4",
    "duration": 72.817778,
    "question": "Describe what happens right before a person places a cheesy burger patty on a bun with lettuce.",
    "answer": {
      "anchor_start": 53.0,
      "anchor_end": 58.0,
      "relation": "before",
      "target_start": 48.0,
      "target_end": 53.0,
      "answer": "Several raw hamburger patties, along with slices of zucchini and corn on the cob, are cooking on a grill. An orange spatula flips one of the patties, revealing a browned side, just before a person places a cheesy burger patty on a bun with lettuce."
    }
  },
  {
    "id": "cat7_coin_0171",
    "category": "Cat7",
    "video_path": "media/coin/videos/noq2I5Sew9A.mp4",
    "duration": 215.156089,
    "question": "What happens immediately before a person adds ice cubes to a blender?",
    "answer": {
      "anchor_start": 45.0,
      "anchor_end": 69.0,
      "relation": "before",
      "target_start": 35.0,
      "target_end": 45.0,
      "answer": "A person wearing a plaid shirt pours milk from a large jug into a blender containing fruit and then sets the jug down."
    }
  },
  {
    "id": "cat7_perception_test_1470",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7191.mp4",
    "duration": 34.19470063335071,
    "question": "What can be observed right before a person pours water into a mug?",
    "answer": {
      "anchor_start": 12.8,
      "anchor_end": 21.0,
      "relation": "before",
      "target_start": 4.6,
      "target_end": 12.8,
      "answer": "A person places a tea bag into a blue mug, sets a box of tea on the counter, and then picks up a glass electric kettle."
    }
  },
  {
    "id": "cat7_coin_1420",
    "category": "Cat7",
    "video_path": "media/coin/videos/tFrlk7RWNoo.mp4",
    "duration": 155.434367,
    "question": "What does the person do right after attaching a yellow strip to form a basket handle?",
    "answer": {
      "anchor_start": 131.5,
      "anchor_end": 140.0,
      "relation": "after",
      "target_start": 140.0,
      "target_end": 148.5,
      "answer": "After attaching the yellow strip to form a basket handle, the person applies glue to the paper structure and attaches small pink paper flowers to it."
    }
  },
  {
    "id": "cat7_llp__avvp_2404",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BHLdOTsouJw.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the man speaks to the camera holding a banjo.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 10.01,
      "answer": "After the man speaks to the camera holding a banjo, he sits and plays it, plucking the strings with his right hand while fretting the neck with his left, producing a single sustained chord."
    }
  },
  {
    "id": "cat7_coin_0055",
    "category": "Cat7",
    "video_path": "media/coin/videos/AYOxcIed5HE.mp4",
    "duration": 224.953333,
    "question": "Describe what happens right before a hand places chestnuts in a saucepan and heats the water to boiling.",
    "answer": {
      "anchor_start": 112.0,
      "anchor_end": 137.5,
      "relation": "before",
      "target_start": 102.0,
      "target_end": 112.0,
      "answer": "A hand places a chestnut into a saucepan of cold water on a gas stove, and text appears on the screen with the instruction to 'Place in a saucepan of cold water'."
    }
  },
  {
    "id": "cat7_llp__avvp_1651",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6TweVTyp6a4.mp4",
    "duration": 10.01001,
    "question": "What does the person do right after clapping their hands together in the air?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 10.01,
      "answer": "After clapping their hands together in the air, the person raises their arms along with the crowd, who are cheering behind a metal fence, with one person visible in the foreground wearing a white hat and a red scarf."
    }
  },
  {
    "id": "cat7_perception_test_1123",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11345.mp4",
    "duration": 12.083755173131049,
    "question": "What is shown immediately before a person picks up a book?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person's arm and hand enter the frame from the right and reach towards a stack of books on a wooden table."
    }
  },
  {
    "id": "cat7_coin_0796",
    "category": "Cat7",
    "video_path": "media/coin/videos/D9asHnTCcmQ.mp4",
    "duration": 208.515,
    "question": "What happens next after a person injects fluid with a syringe?",
    "answer": {
      "anchor_start": 167.0,
      "anchor_end": 190.0,
      "relation": "after",
      "target_start": 191.0,
      "target_end": 206.0,
      "answer": "After the injection, the person uses a cotton pad to press on the site."
    }
  },
  {
    "id": "cat7_perception_test_1796",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9976.mp4",
    "duration": 31.941599786364016,
    "question": "What can be observed right before a person places a pink folder on the floor?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "Right before a person places a pink folder on the floor, a person wearing a dark skirt stands barefoot on a concrete floor, drops a clear plastic bag, and picks up a red folder before walking out of the frame."
    }
  },
  {
    "id": "cat7_llp__avvp_2556",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OTattrwc_Qc.mp4",
    "duration": 10.0,
    "question": "What follows right after a basketball is bounced once on the court?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the basketball is bounced once on the court, the man holding it turns and throws it toward the other man, who catches it, followed by the sound of a buzzer."
    }
  },
  {
    "id": "cat7_perception_test_1798",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8843.mp4",
    "duration": 15.166666666666666,
    "question": "What is shown immediately after a person places a book on a scale?",
    "answer": {
      "anchor_start": 4.8,
      "anchor_end": 6.5,
      "relation": "after",
      "target_start": 6.5,
      "target_end": 9.5,
      "answer": "After a person places a book on a scale, they close a white door, which is accompanied by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_1613",
    "category": "Cat7",
    "video_path": "media/coin/videos/jz0h--teoH8.mp4",
    "duration": 204.103333,
    "question": "What happens immediately after a hand pumps an aerosol can into a silver metal object?",
    "answer": {
      "anchor_start": 113.0,
      "anchor_end": 118.0,
      "relation": "after",
      "target_start": 118.0,
      "target_end": 123.0,
      "answer": "After a hand pumps an aerosol can into a silver metal object, the person uses a blue cloth to wipe the object clean."
    }
  },
  {
    "id": "cat7_coin_0720",
    "category": "Cat7",
    "video_path": "media/coin/videos/5Nx_PRATjTc.mp4",
    "duration": 131.1463,
    "question": "What happens immediately after the man attaches a leg to the sofa frame and stands up?",
    "answer": {
      "anchor_start": 79.5,
      "anchor_end": 82.5,
      "relation": "after",
      "target_start": 85.5,
      "target_end": 90.0,
      "answer": "After the man attaches a leg to the sofa frame and stands up, he and the woman place the back cushions onto the sofa frame, followed by the seat cushions, and then arrange the larger backrest pillows."
    }
  },
  {
    "id": "cat7_coin_0976",
    "category": "Cat7",
    "video_path": "media/coin/videos/01cvqhTAGyQ.mp4",
    "duration": 59.2341,
    "question": "What happens next after a woman removes a coffee filter from a pitcher?",
    "answer": {
      "anchor_start": 42.0,
      "anchor_end": 45.0,
      "relation": "after",
      "target_start": 46.0,
      "target_end": 49.0,
      "answer": "After removing the coffee filter from the pitcher, the woman in the red floral top pours water from a glass carafe into the large glass pitcher containing dark coffee, with a box of Starbucks Cold Brew Coffee visible on the counter next to it."
    }
  },
  {
    "id": "cat7_llp__avvp_1221",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/GmetnCLxFHE.mp4",
    "duration": 10.0,
    "question": "What action occurs right after a person speaks to the dogs?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "Right after a person speaks to the dogs, the large, light-brown dog continues to mount the smaller, brown-and-white dog, which wiggles and tries to get away."
    }
  },
  {
    "id": "cat7_coin_0797",
    "category": "Cat7",
    "video_path": "media/coin/videos/-RsbSOTzkgA.mp4",
    "duration": 73.513333,
    "question": "What occurs immediately before a person secures a circular blade on a power tool?",
    "answer": {
      "anchor_start": 34.0,
      "anchor_end": 66.0,
      "relation": "before",
      "target_start": 17.0,
      "target_end": 33.0,
      "answer": "The person removes a small, circular attachment from the power tool and shows it to the camera."
    }
  },
  {
    "id": "cat7_coin_0312",
    "category": "Cat7",
    "video_path": "media/coin/videos/WSeyCd8y0aE.mp4",
    "duration": 114.381489,
    "question": "What does the person do right before sewing a hair extension onto a wig?",
    "answer": {
      "anchor_start": 54.0,
      "anchor_end": 96.0,
      "relation": "before",
      "target_start": 43.0,
      "target_end": 53.0,
      "answer": "The woman holds the dark, curly hair extension up and places it on the blonde woman's head before beginning to sew it on."
    }
  },
  {
    "id": "cat7_coin_0784",
    "category": "Cat7",
    "video_path": "media/coin/videos/UgoGgCn7xsE.mp4",
    "duration": 98.522267,
    "question": "What can be observed right after a bottle squirts liquid onto a cloth?",
    "answer": {
      "anchor_start": 64.0,
      "anchor_end": 65.0,
      "relation": "after",
      "target_start": 65.0,
      "target_end": 76.0,
      "answer": "After the liquid is squirted onto the cloth, the person rubs it onto the hood of a black car using overlapping circular motions, then buffs the surface with a blue microfiber cloth."
    }
  },
  {
    "id": "cat7_perception_test_1820",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11152.mp4",
    "duration": 24.466666666666665,
    "question": "What does the person do right after picking up a bottle from a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After picking up the bottle, the person pushes it, causing it to roll across the table's surface."
    }
  },
  {
    "id": "cat7_coin_0308",
    "category": "Cat7",
    "video_path": "media/coin/videos/9xVuZodsL5c.mp4",
    "duration": 148.885,
    "question": "What does the person do right before inserting a white door spacer into the frame to eliminate air bypass?",
    "answer": {
      "anchor_start": 106.0,
      "anchor_end": 123.0,
      "relation": "before",
      "target_start": 46.0,
      "target_end": 105.0,
      "answer": "The man assembles a metal frame on a carpeted floor by connecting several metal rails and uprights using tabs, then slides the frame into a slot on the side of a large blue and beige machine and secures it by pressing down on locking tabs."
    }
  },
  {
    "id": "cat7_perception_test_0157",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8494.mp4",
    "duration": 26.699899845498983,
    "question": "What action occurs right after a person cracks an egg into a bowl?",
    "answer": {
      "anchor_start": 5.7,
      "anchor_end": 12.0,
      "relation": "after",
      "target_start": 12.0,
      "target_end": 18.3,
      "answer": "After cracking the egg into the bowl, the person adds salt from a shaker and then uses a fork to whisk the egg and salt together."
    }
  },
  {
    "id": "cat7_coin_0283",
    "category": "Cat7",
    "video_path": "media/coin/videos/Yagr0XsARhw.mp4",
    "duration": 182.276633,
    "question": "What follows right after a person connects a red electrical connector in a car's side mirror?",
    "answer": {
      "anchor_start": 118.0,
      "anchor_end": 126.0,
      "relation": "after",
      "target_start": 127.0,
      "target_end": 156.0,
      "answer": "After connecting the red electrical connector, the person reassembles the side mirror by pressing the mirror glass back into its black plastic frame, ensuring it is properly seated, and pointing to the internal clips and spring mechanism."
    }
  },
  {
    "id": "cat7_coin_1106",
    "category": "Cat7",
    "video_path": "media/coin/videos/7bl93fdDbE0.mp4",
    "duration": 64.017411,
    "question": "Describe what happens right before the person separates the exposed wires of a blue Ethernet cable.",
    "answer": {
      "anchor_start": 34.0,
      "anchor_end": 48.0,
      "relation": "before",
      "target_start": 28.0,
      "target_end": 33.0,
      "answer": "The person uses a blue wire stripper tool to cut the outer blue jacket of the Ethernet cable, then pulls the jacket back to expose the inner twisted pairs of wires."
    }
  },
  {
    "id": "cat7_coin_0654",
    "category": "Cat7",
    "video_path": "media/coin/videos/OyGPn0RdYiw.mp4",
    "duration": 157.686667,
    "question": "Describe what happens right before a man installs shelves into a wooden cabinet.",
    "answer": {
      "anchor_start": 137.0,
      "anchor_end": 157.0,
      "relation": "before",
      "target_start": 6.0,
      "target_end": 136.0,
      "answer": "The man assembles the wooden cabinet by attaching the side panels to the base, securing the back panel with a power drill, and placing the cabinet doors on with hinges."
    }
  },
  {
    "id": "cat7_perception_test_0178",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7946.mp4",
    "duration": 16.527233609564554,
    "question": "Describe what happens right after a person cracks an egg into a cup.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.5,
      "relation": "after",
      "target_start": 3.5,
      "target_end": 7.0,
      "answer": "After cracking the egg into the cup, the person places the shell on the table, picks up a white bottle, and pours its contents into the cup."
    }
  },
  {
    "id": "cat7_perception_test_1271",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9482.mp4",
    "duration": 19.226777572115626,
    "question": "What follows right after a hand places a red 'A' on a surface?",
    "answer": {
      "anchor_start": 2.8,
      "anchor_end": 4.1,
      "relation": "after",
      "target_start": 4.1,
      "target_end": 7.1,
      "answer": "After the hand places the red 'A' on the surface next to the red onion impaled on a skewer, a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_perception_test_1847",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6993.mp4",
    "duration": 21.23697816909235,
    "question": "What can be observed right after a person picks up a face mask?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "Right after a person picks up a face mask, their hands pick up a black lid and screw it onto a silver and black thermos on a wooden table that has various items on it, including containers, a watch, and a phone charger, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_coin_0506",
    "category": "Cat7",
    "video_path": "media/coin/videos/3kLmNYaHh0w.mp4",
    "duration": 72.723333,
    "question": "What action occurs right after a hand closes the fuel cap of a car?",
    "answer": {
      "anchor_start": 49.0,
      "anchor_end": 53.0,
      "relation": "after",
      "target_start": 53.0,
      "target_end": 57.0,
      "answer": "Right after the hand closes the fuel cap, the scene cuts to a man in a white shirt with a Lamborghini logo who is speaking to the camera."
    }
  },
  {
    "id": "cat7_coin_0530",
    "category": "Cat7",
    "video_path": "media/coin/videos/GIxb2kyJrO0.mp4",
    "duration": 71.494233,
    "question": "What does the person do right after transplanting a seedling into the larger pot?",
    "answer": {
      "anchor_start": 36.0,
      "anchor_end": 46.0,
      "relation": "after",
      "target_start": 47.0,
      "target_end": 49.5,
      "answer": "After transplanting the seedling into the larger pot, the person mists the small green seedlings in the round, green pot with a spray bottle."
    }
  },
  {
    "id": "cat7_coin_1574",
    "category": "Cat7",
    "video_path": "media/coin/videos/F0DHHy_-PTk.mp4",
    "duration": 163.816778,
    "question": "What happens immediately before the mechanic removes the flat tire from the wheel hub?",
    "answer": {
      "anchor_start": 108.0,
      "anchor_end": 111.0,
      "relation": "before",
      "target_start": 103.0,
      "target_end": 107.0,
      "answer": "The mechanic loosens the lug nuts on the car's rear passenger-side tire using a lug wrench while the car is jacked up and the tire rests on a blue tarp."
    }
  },
  {
    "id": "cat7_coin_0873",
    "category": "Cat7",
    "video_path": "media/coin/videos/DCFzta8d6Sk.mp4",
    "duration": 200.3882,
    "question": "What can be observed right after a person peels a protective film from a tablet screen?",
    "answer": {
      "anchor_start": 109.5,
      "anchor_end": 157.5,
      "relation": "after",
      "target_start": 158.0,
      "target_end": 171.0,
      "answer": "Right after peeling the protective film from the tablet screen, the person wipes the screen with a black cloth and then presses their finger to the top-left corner, causing the screen to turn on and display the time."
    }
  },
  {
    "id": "cat7_coin_1611",
    "category": "Cat7",
    "video_path": "media/coin/videos/IulZ3WqiK8k.mp4",
    "duration": 105.208333,
    "question": "What is shown immediately after a person picks up a silver metal cup from a cloth?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 64.5,
      "relation": "after",
      "target_start": 65.0,
      "target_end": 90.0,
      "answer": "After picking up the silver metal cup from the cloth, the person covers the cup with the cloth, lifts the cloth to reveal the cup, covers it again, and lifts the cloth to show the cup is gone. They then cover it once more and lift the cloth to reveal the cup is back."
    }
  },
  {
    "id": "cat7_coin_1254",
    "category": "Cat7",
    "video_path": "media/coin/videos/8oDdmpfe_fE.mp4",
    "duration": 132.911011,
    "question": "What can be observed right before the RAM modules are inserted into the motherboard slots?",
    "answer": {
      "anchor_start": 69.0,
      "anchor_end": 87.0,
      "relation": "before",
      "target_start": 58.0,
      "target_end": 67.0,
      "answer": "Right before the RAM modules are inserted into the motherboard slots, a person's hands can be seen removing a green RAM module from the laptop's motherboard, which is exposed and lying on its back on a white surface."
    }
  },
  {
    "id": "cat7_coin_1087",
    "category": "Cat7",
    "video_path": "media/coin/videos/Ahvq03T-I6Q.mp4",
    "duration": 102.468333,
    "question": "Describe what happens right after a pair of hands folds a white paper into a box-like structure.",
    "answer": {
      "anchor_start": 75.0,
      "anchor_end": 81.0,
      "relation": "after",
      "target_start": 84.0,
      "target_end": 93.0,
      "answer": "Right after folding the white paper into a box-like structure, the hands use a black marker to draw dots on the faces of the resulting cube-shaped object, rotating it to mark different sides."
    }
  },
  {
    "id": "cat7_coin_1367",
    "category": "Cat7",
    "video_path": "media/coin/videos/5qnWui0tVbQ.mp4",
    "duration": 44.350111,
    "question": "What happens next after a person tightens a blue toilet flange repair ring with a screwdriver?",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 26.0,
      "relation": "after",
      "target_start": 27.0,
      "target_end": 33.0,
      "answer": "After tightening the blue toilet flange repair ring with a screwdriver, the person crouches down and uses a pair of pliers to tighten a bolt on the base of the toilet."
    }
  },
  {
    "id": "cat7_perception_test_0656",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5000.mp4",
    "duration": 17.936000243272574,
    "question": "What is shown immediately after a person picks up a black object?",
    "answer": {
      "anchor_start": 12.5,
      "anchor_end": 13.1,
      "relation": "after",
      "target_start": 13.1,
      "target_end": 16.1,
      "answer": "After picking up the black electric shaver, the person holds it and moves it slightly over the table's surface, where an orange, a spoon, a pencil, and a book are also present."
    }
  },
  {
    "id": "cat7_perception_test_0461",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11237.mp4",
    "duration": 10.376666864798013,
    "question": "What can be observed right after a person opens their hands to show the palms?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.7,
      "relation": "after",
      "target_start": 2.7,
      "target_end": 5.7,
      "answer": "Right after showing their palms, the person clenches both hands into fists and shakes them rapidly in front of the camera."
    }
  },
  {
    "id": "cat7_perception_test_1726",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4947.mp4",
    "duration": 19.9304998372744,
    "question": "What is shown immediately before a person places a fruit on a table?",
    "answer": {
      "anchor_start": 15.8,
      "anchor_end": 16.8,
      "relation": "before",
      "target_start": 12.8,
      "target_end": 15.8,
      "answer": "A person wearing a floral top is sitting at a wooden table and holding a green, bumpy fruit in their open palm to display it."
    }
  },
  {
    "id": "cat7_coin_0510",
    "category": "Cat7",
    "video_path": "media/coin/videos/kS0PtcJPXtI.mp4",
    "duration": 127.151667,
    "question": "What happens immediately after a person squeezes glue onto a rubber tube?",
    "answer": {
      "anchor_start": 58.0,
      "anchor_end": 71.0,
      "relation": "after",
      "target_start": 71.0,
      "target_end": 113.0,
      "answer": "After squeezing glue onto the rubber tube, the person applies a dark circular patch by pressing it firmly onto the glued area and then uses two clothespins to clamp it in place."
    }
  },
  {
    "id": "cat7_perception_test_1329",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10178.mp4",
    "duration": 18.926932757356237,
    "question": "What happens next after a hand places a cup in the center of the table?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 4.1,
      "relation": "after",
      "target_start": 4.1,
      "target_end": 7.1,
      "answer": "After the cup is placed in the center of the table, the hand places a third cup on the table after picking it up from the left. The table also has a green bottle and a blue phone on it."
    }
  },
  {
    "id": "cat7_perception_test_0232",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6102.mp4",
    "duration": 27.019265952499072,
    "question": "What action occurs right after a hand places a green 't' cutout on a surface?",
    "answer": {
      "anchor_start": 19.8,
      "anchor_end": 21.1,
      "relation": "after",
      "target_start": 21.1,
      "target_end": 24.1,
      "answer": "A hand places a large, red paper cutout of the letter 'C' onto a white surface next to the green 't' cutout, positioning both letters in front of a piece of lined paper with the word 'Cat' written on it."
    }
  },
  {
    "id": "cat7_coin_1060",
    "category": "Cat7",
    "video_path": "media/coin/videos/IX_QcY4kwLk.mp4",
    "duration": 59.744933,
    "question": "What occurs immediately after a man twists the wire cage on a champagne bottle?",
    "answer": {
      "anchor_start": 28.0,
      "anchor_end": 34.0,
      "relation": "after",
      "target_start": 35.0,
      "target_end": 45.0,
      "answer": "After the man twists the wire cage on a champagne bottle, a person wearing a red shirt uses a corkscrew to twist it into the cork and slowly pulls the cork out of the bottle."
    }
  },
  {
    "id": "cat7_coin_1425",
    "category": "Cat7",
    "video_path": "media/coin/videos/3s1UwZppYBA.mp4",
    "duration": 148.7238,
    "question": "What action occurs right before the girl takes a bite of the sandwich?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 123.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 30.0,
      "answer": "The girl reaches for a loaf of brown bread right before she takes a bite of the sandwich."
    }
  },
  {
    "id": "cat7_llp__avvp_2715",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "What happens immediately after a person says they'll get rid of someone themselves?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After the person says they'll get rid of someone themselves, a hand places a small food processor on a counter, then the scene shows a blender with a white liquid as a hand drops a green object into it."
    }
  },
  {
    "id": "cat7_llp__avvp_2266",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "What does the person do right after the man asks where everybody is?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "After the man asks where everybody is, a person's hand reaches into the frame and picks up a smartphone from a desk in a recording studio that has a large audio mixing console, studio monitors, a laptop, and an iPad. A loud, continuous electronic tone sounds."
    }
  },
  {
    "id": "cat7_coin_1178",
    "category": "Cat7",
    "video_path": "media/coin/videos/EWXE7gnP2PI.mp4",
    "duration": 203.731667,
    "question": "What action occurs right after attaching the armrests to the backrest with bolts and a hex key?",
    "answer": {
      "anchor_start": 74.0,
      "anchor_end": 175.0,
      "relation": "after",
      "target_start": 178.0,
      "target_end": 182.0,
      "answer": "The person lowers the black, mesh-backed seat of an office chair onto its base, which has a chrome star-shaped frame and five black casters, while a hand holds the base steady and their feet in black sneakers are visible on the left."
    }
  },
  {
    "id": "cat7_perception_test_0105",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_273.mp4",
    "duration": 12.298033551891136,
    "question": "What is shown immediately after a person places a lid on a bottle?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 11.0,
      "answer": "After placing the lid on the bottle, the person's hands pick up a small blue cap and place it into a small open jar containing a green substance."
    }
  },
  {
    "id": "cat7_perception_test_1381",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7800.mp4",
    "duration": 24.300188485653894,
    "question": "Describe what happens right before a person begins ironing a piece of clothing.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 24.3,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "The person lifts the light-colored t-shirt, turns it over, and lays it back down flat on the table covered with a white cloth."
    }
  },
  {
    "id": "cat7_llp__avvp_0603",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BIoHN1ABoQE.mp4",
    "duration": 10.01,
    "question": "What follows right after a man sings into a microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 9.9,
      "relation": "after",
      "target_start": 9.9,
      "target_end": 10.01,
      "answer": "After the man sings into the microphone, he continues performing with the other man playing the keyboard in the background, and the chandelier remains visible on the wall behind them."
    }
  },
  {
    "id": "cat7_perception_test_1850",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6077.mp4",
    "duration": 25.754278000681992,
    "question": "Describe what happens right after a person picks up a piece of paper from a table.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "The person folds the piece of white paper on the table while a woman speaks in a foreign language, with potted plants visible on a windowsill in the background."
    }
  },
  {
    "id": "cat7_coin_0460",
    "category": "Cat7",
    "video_path": "media/coin/videos/BqmNDacV6r4.mp4",
    "duration": 49.295,
    "question": "What is shown immediately before the blue heeler catches the yellow frisbee?",
    "answer": {
      "anchor_start": 23.5,
      "anchor_end": 25.5,
      "relation": "before",
      "target_start": 20.0,
      "target_end": 23.0,
      "answer": "A speckled dog sits on a dry grassy field, then runs away from the camera towards a distant treeline, while a person wearing blue pants is partially visible on the left."
    }
  },
  {
    "id": "cat7_coin_1377",
    "category": "Cat7",
    "video_path": "media/coin/videos/mb-TiO1Af3E.mp4",
    "duration": 198.275189,
    "question": "What does the person do right before turning the silver knob on the grease gun?",
    "answer": {
      "anchor_start": 110.0,
      "anchor_end": 113.0,
      "relation": "before",
      "target_start": 107.0,
      "target_end": 110.0,
      "answer": "The person uses the grease gun to apply red grease from a blue tube onto a white paper towel and then picks it up along with a roll of paper towels before turning the silver knob."
    }
  },
  {
    "id": "cat7_llp__avvp_0232",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "What happens immediately after a person speaks, possibly giving instructions or commentary?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The red off-road vehicle with the number '666' on its side drives at high speed on a dirt track, kicks up dust, launches off a ramp, tilts sideways while airborne, and crashes back onto the track."
    }
  },
  {
    "id": "cat7_llp__avvp_0982",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/E1ep57TU23A.mp4",
    "duration": 10.0,
    "question": "What occurs immediately before the three women sing together in unison?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "The three women smile and clap their hands in unison while a voice counts, \"One, two, three, four.\""
    }
  },
  {
    "id": "cat7_llp__avvp_1874",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/3nW0Dj2dOFo.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after a person demonstrates a craft technique while speaking?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "The person's hands use a small, round, brown tool to rub the back of a die-cut bird and then place it onto a gridded cutting mat, while a dog barks in the background."
    }
  },
  {
    "id": "cat7_coin_0969",
    "category": "Cat7",
    "video_path": "media/coin/videos/-ZU_kIxyC28.mp4",
    "duration": 184.273556,
    "question": "What occurs immediately after a hand inverts a volumetric flask and places it upright on a bench?",
    "answer": {
      "anchor_start": 16.0,
      "anchor_end": 18.0,
      "relation": "after",
      "target_start": 20.0,
      "target_end": 51.0,
      "answer": "After a hand inverts a volumetric flask and places it upright on a bench, a person in a white lab coat uses a burette to transfer a yellow liquid from a flask into an Erlenmeyer flask, then uses a pipette to transfer a clear liquid from a brown bottle into the same Erlenmeyer flask."
    }
  },
  {
    "id": "cat7_coin_1046",
    "category": "Cat7",
    "video_path": "media/coin/videos/1kGlNzJ4lqY.mp4",
    "duration": 210.326344,
    "question": "What action occurs right after a person rinses a blue bowl under a faucet?",
    "answer": {
      "anchor_start": 181.0,
      "anchor_end": 184.0,
      "relation": "after",
      "target_start": 184.0,
      "target_end": 187.0,
      "answer": "After rinsing the blue bowl under the faucet, the woman turns to her right and speaks."
    }
  },
  {
    "id": "cat7_coin_1383",
    "category": "Cat7",
    "video_path": "media/coin/videos/ptXuHnj0dRs.mp4",
    "duration": 133.653333,
    "question": "What is shown immediately before the woman wraps a gauze-like material around her leg?",
    "answer": {
      "anchor_start": 90.0,
      "anchor_end": 100.0,
      "relation": "before",
      "target_start": 80.0,
      "target_end": 90.0,
      "answer": "The woman is kneeling on a dark mat in front of a white background, putting a gray shin guard onto her right leg, which is already covered by a white compression sleeve, and adjusting it to fit properly."
    }
  },
  {
    "id": "cat7_perception_test_1283",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10056.mp4",
    "duration": 17.86254418465994,
    "question": "What occurs immediately before a person places a triangular block on a table?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A person wearing a blue floral dress enters the frame from the left and places a small red object on a white table. A potted cactus sits on the table to the right."
    }
  },
  {
    "id": "cat7_coin_0904",
    "category": "Cat7",
    "video_path": "media/coin/videos/iH--2QC323g.mp4",
    "duration": 186.246667,
    "question": "What occurs immediately before a person adjusts a bicycle chain with a silver tool?",
    "answer": {
      "anchor_start": 19.0,
      "anchor_end": 27.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 18.0,
      "answer": "The person uses a tool to adjust the front derailleur while simultaneously turning the pedals, causing the loose bicycle chain to move erratically and bounce off the outer chainring."
    }
  },
  {
    "id": "cat7_coin_0659",
    "category": "Cat7",
    "video_path": "media/coin/videos/GkrExxyrZIE.mp4",
    "duration": 77.181667,
    "question": "What happens immediately after the man presses transfer paper onto the glass?",
    "answer": {
      "anchor_start": 29.0,
      "anchor_end": 39.0,
      "relation": "after",
      "target_start": 41.0,
      "target_end": 53.0,
      "answer": "The man uses a small blue squeegee to smooth the transfer paper from the center outwards, pressing down firmly to adhere it to the glass."
    }
  },
  {
    "id": "cat7_coin_1242",
    "category": "Cat7",
    "video_path": "media/coin/videos/HjNV-h3guVE.mp4",
    "duration": 125.131667,
    "question": "What happens immediately before a person places a blue mountain bike on a roof-mounted rack?",
    "answer": {
      "anchor_start": 69.0,
      "anchor_end": 75.0,
      "relation": "before",
      "target_start": 38.0,
      "target_end": 68.0,
      "answer": "A man secures a silver and black bike rack onto the rear window of a dark blue car by fastening black straps with white lettering across the window and around the car's body."
    }
  },
  {
    "id": "cat7_perception_test_1673",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10233.mp4",
    "duration": 24.7,
    "question": "What action occurs right before the person ties the shoelaces of their right shoe?",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 24.7,
      "relation": "before",
      "target_start": 1.8,
      "target_end": 11.8,
      "answer": "The person is sitting on a white tiled floor wearing a green sweater and a silver watch, with a glass bowl, a spoon, a bottle of milk, and a reed diffuser visible nearby."
    }
  },
  {
    "id": "cat7_perception_test_1168",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_867.mp4",
    "duration": 12.599777731431558,
    "question": "What does the person do right after placing a blue cup on the table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The person picks up a blue pen and places it inside the cup."
    }
  },
  {
    "id": "cat7_llp__avvp_2186",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/DGeCOmJq0Ow.mp4",
    "duration": 10.01,
    "question": "What happens immediately before a person strums chords on an acoustic guitar?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The person speaks in Russian, saying, 'Это вступление. Играется оно так.' (This is the introduction. It is played like this.), immediately before strumming a single, clear guitar chord."
    }
  },
  {
    "id": "cat7_perception_test_1806",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9377.mp4",
    "duration": 15.7,
    "question": "What does the person do right before placing a white tube into a box?",
    "answer": {
      "anchor_start": 2.4,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.4,
      "answer": "The person picks up a white bottle with a blue cap from the wooden table."
    }
  },
  {
    "id": "cat7_coin_1387",
    "category": "Cat7",
    "video_path": "media/coin/videos/73LsLjCZGfM.mp4",
    "duration": 189.010422,
    "question": "What happens immediately before a hand pours rice from a sieve into a pot?",
    "answer": {
      "anchor_start": 88.0,
      "anchor_end": 91.0,
      "relation": "before",
      "target_start": 85.0,
      "target_end": 88.0,
      "answer": "A woman in a blue apron stands in a kitchen, speaking as she prepares to pour cooked rice from a metal sieve into a black pot of boiling water on a gas stove."
    }
  },
  {
    "id": "cat7_coin_1361",
    "category": "Cat7",
    "video_path": "media/coin/videos/DmlOKaRS57s.mp4",
    "duration": 170.341578,
    "question": "What can be observed right after hands fold a paper into a triangle?",
    "answer": {
      "anchor_start": 66.0,
      "anchor_end": 83.0,
      "relation": "after",
      "target_start": 84.0,
      "target_end": 102.0,
      "answer": "Right after the hands fold the paper into a triangle, the person uses a pair of scissors to cut the paper, which is a page from a Lidl advertisement featuring images of children's clothing, carefully trimming along its edges."
    }
  },
  {
    "id": "cat7_coin_0861",
    "category": "Cat7",
    "video_path": "media/coin/videos/BiQrlEtjh4w.mp4",
    "duration": 175.495,
    "question": "What follows right after a man sprays a fire extinguisher at flames?",
    "answer": {
      "anchor_start": 107.0,
      "anchor_end": 133.5,
      "relation": "after",
      "target_start": 133.5,
      "target_end": 143.5,
      "answer": "After putting out the fire, the man turns to face the camera and speaks, standing in front of two white vans with advertisements."
    }
  },
  {
    "id": "cat7_coin_0392",
    "category": "Cat7",
    "video_path": "media/coin/videos/wdoBltvdXXI.mp4",
    "duration": 173.22,
    "question": "What is shown immediately before a man rinses shower walls with a handheld shower head?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 129.0,
      "relation": "before",
      "target_start": 93.0,
      "target_end": 103.0,
      "answer": "A man with long blonde hair, wearing a blue t-shirt, cleans the white shower wall first with a long-handled scrub brush with a red head, then with a blue sponge, while speaking."
    }
  },
  {
    "id": "cat7_coin_1135",
    "category": "Cat7",
    "video_path": "media/coin/videos/XPtTI2WywME.mp4",
    "duration": 54.658333,
    "question": "What happens immediately before a person screws a grey and chrome shower head onto the shower arm?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 32.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 9.0,
      "answer": "The person wraps white plumber's tape around the threaded end of the chrome shower arm, with a text overlay indicating 'Apply Plumbers Tape to Shower Arm' and a single low-pitched musical note playing."
    }
  },
  {
    "id": "cat7_coin_0605",
    "category": "Cat7",
    "video_path": "media/coin/videos/jmeJFd3QDbU.mp4",
    "duration": 205.658333,
    "question": "What action occurs right after the crane lifts the tree with the burlap-wrapped root ball?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 145.0,
      "relation": "after",
      "target_start": 145.5,
      "target_end": 151.5,
      "answer": "After the crane lifts the tree with the burlap-wrapped root ball, a large tree stump is removed from the ground using a hydraulic stump grinder, while a man in blue jeans shovels away loosened soil and roots around the base as another person operates the grinder, with the loud whirring of the tool being the dominant sound."
    }
  },
  {
    "id": "cat7_coin_0615",
    "category": "Cat7",
    "video_path": "media/coin/videos/0gHV3DGatNY.mp4",
    "duration": 119.675644,
    "question": "What occurs immediately before a person flips a fried egg in a skillet?",
    "answer": {
      "anchor_start": 17.0,
      "anchor_end": 89.0,
      "relation": "before",
      "target_start": 14.0,
      "target_end": 16.0,
      "answer": "A person cracks an egg into a black cast-iron skillet containing hot oil on a stovetop, and the egg immediately sizzles upon contact with the oil."
    }
  },
  {
    "id": "cat7_llp__avvp_0620",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/OCeSi3IcRLM.mp4",
    "duration": 10.0,
    "question": "What happens next after the man sings into the camera?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the man sings into the camera, the video opens with a close-up of a woman's face. It then cuts to a chaotic scene in a casino where a large green poker table is being lifted by several people in tuxedos, who run away from the table as it is lifted, ending with a wide shot of the casino room."
    }
  },
  {
    "id": "cat7_perception_test_0871",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4655.mp4",
    "duration": 15.0,
    "question": "What is shown immediately after a hand places a glass bottle on a countertop?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the hand places the green glass bottle on the countertop, a single clear electronic beep is heard."
    }
  },
  {
    "id": "cat7_coin_0883",
    "category": "Cat7",
    "video_path": "media/coin/videos/ivtTnHoI9ug.mp4",
    "duration": 132.4,
    "question": "What action occurs right before a hand presses the 'Select Snack' button on a vending machine?",
    "answer": {
      "anchor_start": 55.5,
      "anchor_end": 63.0,
      "relation": "before",
      "target_start": 52.0,
      "target_end": 55.0,
      "answer": "The person presses a button labeled 'Push' on the machine."
    }
  },
  {
    "id": "cat7_llp__avvp_0503",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/JX-yvRwRrEU.mp4",
    "duration": 10.0,
    "question": "What can be observed right before a woman operates a blender?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "Right before the woman operates the blender, she places the lid on the blender jar."
    }
  },
  {
    "id": "cat7_coin_0403",
    "category": "Cat7",
    "video_path": "media/coin/videos/55gFlXchxzI.mp4",
    "duration": 149.28,
    "question": "What can be observed right before a person stirs chestnuts in a metal basket over a fire?",
    "answer": {
      "anchor_start": 44.5,
      "anchor_end": 95.0,
      "relation": "before",
      "target_start": 34.5,
      "target_end": 44.5,
      "answer": "Right before a person stirs chestnuts in a metal basket over a fire, people can be seen shelling chestnuts into a blue bowl, followed by a hand adding more kindling to a small fire burning between two large stones."
    }
  },
  {
    "id": "cat7_perception_test_0963",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8164.mp4",
    "duration": 12.633333333333333,
    "question": "What is shown immediately after a person places a blue marker on a book?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After placing the blue marker on the book, the person moves the notebook and a mug to the side of the table, then opens the book and places the marker on the open page."
    }
  },
  {
    "id": "cat7_llp__avvp_1211",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "What follows right after the telephone bell rings?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 10.01,
      "answer": "After the telephone bell rings, a pink banner with the text 'Successful assignment!' appears across the cartoon stage, and a cartoon character with orange hair becomes visible on the right side of the banner, with the audience seen from behind in the foreground."
    }
  },
  {
    "id": "cat7_coin_1406",
    "category": "Cat7",
    "video_path": "media/coin/videos/HDO4Iiyiu3Q.mp4",
    "duration": 124.830467,
    "question": "What does the person do right after installing a green RAM stick into the laptop?",
    "answer": {
      "anchor_start": 74.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 87.5,
      "target_end": 117.5,
      "answer": "After installing the green RAM stick, the person reassembles the laptop by placing a black panel back onto its base, securing it with a blue power screwdriver, and then closing the laptop's lid."
    }
  },
  {
    "id": "cat7_coin_0003",
    "category": "Cat7",
    "video_path": "media/coin/videos/Ntzsfe0xzF8.mp4",
    "duration": 30.161667,
    "question": "What action occurs right before a person secures a white circular object over a dark floor opening?",
    "answer": {
      "anchor_start": 22.0,
      "anchor_end": 29.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 21.0,
      "answer": "The man applies a dark sealant to the inner ring of the white toilet flange and wipes it with a cloth."
    }
  },
  {
    "id": "cat7_llp__avvp_0727",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after the chainsaw starts and idles.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the chainsaw starts and idles, the person continues holding the small orange and black engine, repeatedly pulling the starter cord as it starts and stops, with a wooden fence and another piece of equipment visible in the background."
    }
  },
  {
    "id": "cat7_coin_0788",
    "category": "Cat7",
    "video_path": "media/coin/videos/5QGYFN4ERcc.mp4",
    "duration": 190.241078,
    "question": "What occurs immediately before a person pours milk into a metal tray and covers it?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 113.0,
      "relation": "before",
      "target_start": 48.0,
      "target_end": 102.0,
      "answer": "A person is stirring a white liquid, likely milk, in a large metal pot on a stovetop using a slotted spoon, while heating it and listening to a Hindi voiceover that instructs adding cornflour after the milk has boiled for seven to eight minutes."
    }
  },
  {
    "id": "cat7_coin_1492",
    "category": "Cat7",
    "video_path": "media/coin/videos/DrCxVa1H5e0.mp4",
    "duration": 99.892244,
    "question": "Describe what happens right before the person installs the window air conditioner.",
    "answer": {
      "anchor_start": 19.5,
      "anchor_end": 90.5,
      "relation": "before",
      "target_start": 15.0,
      "target_end": 19.0,
      "answer": "The person measures the width of a white-framed window using a yellow tape measure held horizontally across it, with their arm visible in the frame. On-screen text indicates this step is for measuring the window and the room to be cooled."
    }
  },
  {
    "id": "cat7_coin_0707",
    "category": "Cat7",
    "video_path": "media/coin/videos/vZiOz0b7DDk.mp4",
    "duration": 183.251878,
    "question": "What action occurs right before the person secures the lid on the container?",
    "answer": {
      "anchor_start": 85.0,
      "anchor_end": 89.0,
      "relation": "before",
      "target_start": 81.0,
      "target_end": 85.0,
      "answer": "The person pours water from a white cup into the stainless steel blender jar containing peeled oranges, sugar, and green herbs."
    }
  },
  {
    "id": "cat7_coin_1221",
    "category": "Cat7",
    "video_path": "media/coin/videos/3GKcUMSNMBk.mp4",
    "duration": 202.106478,
    "question": "What can be observed right before a man lifts a barbell overhead and drops into a squat?",
    "answer": {
      "anchor_start": 88.0,
      "anchor_end": 95.0,
      "relation": "before",
      "target_start": 85.0,
      "target_end": 87.0,
      "answer": "Right before the man lifts the barbell overhead and drops into a squat, he performs a power clean by lifting the barbell from the floor to his shoulders, accompanied by a loud grunt, while surrounded by gym equipment and other people."
    }
  },
  {
    "id": "cat7_coin_0365",
    "category": "Cat7",
    "video_path": "media/coin/videos/4o3nFetqvC8.mp4",
    "duration": 112.336667,
    "question": "What occurs immediately after a person lifts a hamster with a blue scoop?",
    "answer": {
      "anchor_start": 25.0,
      "anchor_end": 33.0,
      "relation": "after",
      "target_start": 35.0,
      "target_end": 38.0,
      "answer": "After a person lifts a hamster with a blue scoop, they continue using the scoop to remove soiled bedding from the glass animal enclosure, which contains fresh bedding, a water bottle, a rainbow-colored tunnel, and a large, pink, donut-shaped toy, while a person's voice is heard speaking in the background."
    }
  },
  {
    "id": "cat7_perception_test_1252",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_462.mp4",
    "duration": 16.506833139455857,
    "question": "What happens immediately before a hand places a pink 'E' on the table?",
    "answer": {
      "anchor_start": 0.8,
      "anchor_end": 2.1,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 0.8,
      "answer": "A hand enters the frame from the right and places a pink cloth on the black tabletop, next to a large water bottle."
    }
  },
  {
    "id": "cat7_coin_0056",
    "category": "Cat7",
    "video_path": "media/coin/videos/8Xx39fNNRAk.mp4",
    "duration": 230.040089,
    "question": "What occurs immediately before Benjamin Compaore runs on the track for his jump?",
    "answer": {
      "anchor_start": 117.0,
      "anchor_end": 122.0,
      "relation": "before",
      "target_start": 113.0,
      "target_end": 116.0,
      "answer": "Benjamin Compaore runs on a blue track in a white and blue uniform before performing a long jump into a sandpit."
    }
  },
  {
    "id": "cat7_coin_0678",
    "category": "Cat7",
    "video_path": "media/coin/videos/7s7jUxejKgI.mp4",
    "duration": 112.082711,
    "question": "What happens immediately before a person inserts an optical drive into a laptop?",
    "answer": {
      "anchor_start": 63.0,
      "anchor_end": 77.0,
      "relation": "before",
      "target_start": 52.0,
      "target_end": 61.0,
      "answer": "The person's hands remove a silver optical drive from the side of a black laptop that is lying upside down on a white surface, pulling it out and holding it up to show its label."
    }
  },
  {
    "id": "cat7_coin_1098",
    "category": "Cat7",
    "video_path": "media/coin/videos/2Rpul30R9C8.mp4",
    "duration": 163.445256,
    "question": "What happens immediately before installing a tire valve stem with a four-way tool?",
    "answer": {
      "anchor_start": 135.0,
      "anchor_end": 160.0,
      "relation": "before",
      "target_start": 125.0,
      "target_end": 135.0,
      "answer": "The person holds a small, silver, T-shaped tool and demonstrates how it fits together, with a car wheel visible in the background."
    }
  },
  {
    "id": "cat7_coin_1391",
    "category": "Cat7",
    "video_path": "media/coin/videos/D707ZMWH7jQ.mp4",
    "duration": 200.295322,
    "question": "What is shown immediately after the chain is threaded through the rear derailleur?",
    "answer": {
      "anchor_start": 109.0,
      "anchor_end": 138.0,
      "relation": "after",
      "target_start": 139.0,
      "target_end": 160.0,
      "answer": "After the chain is threaded through the rear derailleur, the person's hands connect the two ends of the bicycle chain, insert a new pin, and use a chain tool to push the pin through, securing the link."
    }
  },
  {
    "id": "cat7_llp__avvp_2461",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7Vfb0lpJkpU.mp4",
    "duration": 10.0,
    "question": "What happens next after a person vacuums the floor?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 10.0,
      "answer": "After vacuuming the edge of the rug, a male voice mentions that the vacuum 'has a handy tool on the hose.'"
    }
  },
  {
    "id": "cat7_coin_1313",
    "category": "Cat7",
    "video_path": "media/coin/videos/FzoFQWptJa4.mp4",
    "duration": 100.449522,
    "question": "Describe what happens right after the red sedan finishes parallel parking between the minivan and SUV.",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 66.0,
      "relation": "after",
      "target_start": 69.0,
      "target_end": 96.0,
      "answer": "After the red sedan finishes parallel parking, it is later seen pulling out from the curb, switching to the driver's perspective as it is put in reverse and then drive, passing a minivan that is also pulling out from a driveway, and then driving away down the road."
    }
  },
  {
    "id": "cat7_coin_0571",
    "category": "Cat7",
    "video_path": "media/coin/videos/cm6Jw7V2Xi4.mp4",
    "duration": 135.743333,
    "question": "Describe what happens right before several skewers of meat wrapped in foil cook in an oven.",
    "answer": {
      "anchor_start": 70.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 66.0,
      "target_end": 70.0,
      "answer": "A person places skewers of raw meat onto a wire rack set over a foil-lined baking tray, and then slides the tray into the oven before closing the door."
    }
  },
  {
    "id": "cat7_coin_0570",
    "category": "Cat7",
    "video_path": "media/coin/videos/6i5a75EUReM.mp4",
    "duration": 188.383333,
    "question": "Describe what happens right before the athlete jumps into the sandpit.",
    "answer": {
      "anchor_start": 86.0,
      "anchor_end": 87.0,
      "relation": "before",
      "target_start": 83.0,
      "target_end": 85.0,
      "answer": "The male athlete in a green and white uniform runs on a red track, passing a white table and a person wearing a blue hat just before he jumps into the sandpit."
    }
  },
  {
    "id": "cat7_perception_test_0939",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9435.mp4",
    "duration": 23.149721606899245,
    "question": "What follows right after a person places a bottle on a book?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After placing the bottle on the book's cover, a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_coin_0816",
    "category": "Cat7",
    "video_path": "media/coin/videos/sLVJxrrDR-Y.mp4",
    "duration": 71.191667,
    "question": "Describe what happens right after a person uses a juicer to extract orange juice.",
    "answer": {
      "anchor_start": 36.0,
      "anchor_end": 69.0,
      "relation": "after",
      "target_start": 70.0,
      "target_end": 71.0,
      "answer": "Right after using the juicer, the person holds a glass of orange juice next to the large, silver, hand-cranked juicer while still gripping its crank handle, with their hands and light-colored shirt visible."
    }
  },
  {
    "id": "cat7_perception_test_0227",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9948.mp4",
    "duration": 17.88600017057419,
    "question": "What is shown immediately after a person writes 'BAG' on paper?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.8,
      "relation": "after",
      "target_start": 4.8,
      "target_end": 9.6,
      "answer": "After writing 'BAG' on paper, the person shows the paper to the camera, places it back on the table, and then reaches for a container on the left side of the table."
    }
  },
  {
    "id": "cat7_llp__avvp_1349",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EgvAozAo-sU.mp4",
    "duration": 10.0,
    "question": "What occurs immediately after a man plays a trombone into a microphone?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the man plays the trombone into the microphone, a male voice continues singing in the background."
    }
  },
  {
    "id": "cat7_coin_0395",
    "category": "Cat7",
    "video_path": "media/coin/videos/mT7xxa-a1S4.mp4",
    "duration": 96.478911,
    "question": "Describe what happens right after a person removes a vein from a shrimp with a fork.",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 80.5,
      "relation": "after",
      "target_start": 81.0,
      "target_end": 92.0,
      "answer": "After removing a vein from a shrimp with a fork, the person's hands are shown under a stream of running water in a sink, peeling the shell off the shrimp, while a white text overlay that reads 'subscribe' appears on the screen."
    }
  },
  {
    "id": "cat7_coin_1628",
    "category": "Cat7",
    "video_path": "media/coin/videos/30sdUwDcNoQ.mp4",
    "duration": 152.299678,
    "question": "What follows right after a person adds soil to a blue container?",
    "answer": {
      "anchor_start": 81.0,
      "anchor_end": 87.0,
      "relation": "after",
      "target_start": 88.0,
      "target_end": 97.0,
      "answer": "After adding soil to the blue container, the woman picks up a black watering can and pours water into the bowl. She then places the watering can down and uses her right hand to gently pat down the soil."
    }
  },
  {
    "id": "cat7_perception_test_0065",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1069.mp4",
    "duration": 34.14012287803411,
    "question": "What can be observed right before a person places a plastic container on a table?",
    "answer": {
      "anchor_start": 11.7,
      "anchor_end": 13.5,
      "relation": "before",
      "target_start": 8.7,
      "target_end": 11.7,
      "answer": "A person is preparing a salad on a kitchen counter, picking up slices of tomato and cucumber from a white plate and placing them into a bowl containing lettuce, with a stainless steel kettle, a bottle of oil, and a container of salt also on the counter."
    }
  },
  {
    "id": "cat7_perception_test_0552",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_470.mp4",
    "duration": 34.92563359032737,
    "question": "Describe what happens right before a person unscrews the cap of a water bottle.",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 4.0,
      "answer": "A hand enters the frame from the right and picks up a stainless steel water bottle from a wooden table that also holds a glass pitcher with water and a lemon, and an empty glass."
    }
  },
  {
    "id": "cat7_coin_0963",
    "category": "Cat7",
    "video_path": "media/coin/videos/bkB9DyxpJKY.mp4",
    "duration": 117.236667,
    "question": "Describe what happens right after a person inserts a shelf into the upper section of a wooden cabinet.",
    "answer": {
      "anchor_start": 72.0,
      "anchor_end": 82.0,
      "relation": "after",
      "target_start": 83.0,
      "target_end": 89.0,
      "answer": "After inserting the shelf, the man picks up a flat wooden panel and carefully fits it into the front opening of the cabinet, following on-screen instructions that indicate the front baffle should be pre-cut before assembly."
    }
  },
  {
    "id": "cat7_perception_test_0931",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10021.mp4",
    "duration": 30.522589131412328,
    "question": "What happens immediately after a hand places a bottle on a table?",
    "answer": {
      "anchor_start": 10.8,
      "anchor_end": 12.1,
      "relation": "after",
      "target_start": 12.1,
      "target_end": 15.1,
      "answer": "The hand moves the bottle slightly, and then the camera pans to the right, revealing a large book with a gold cover."
    }
  },
  {
    "id": "cat7_coin_1686",
    "category": "Cat7",
    "video_path": "media/coin/videos/SYNeGwnXiJU.mp4",
    "duration": 171.107844,
    "question": "What occurs immediately before a hand mixes salad with a pink spatula in a bowl?",
    "answer": {
      "anchor_start": 138.0,
      "anchor_end": 145.0,
      "relation": "before",
      "target_start": 98.0,
      "target_end": 137.0,
      "answer": "The person adds diced boiled potatoes, diced apples, green peas, diced carrots, diced pineapple, and chopped boiled egg to a white bowl containing a creamy dressing."
    }
  },
  {
    "id": "cat7_coin_1505",
    "category": "Cat7",
    "video_path": "media/coin/videos/Y0VclzjmHKU.mp4",
    "duration": 238.375,
    "question": "What does the person do right before applying white glue to the yellow paper?",
    "answer": {
      "anchor_start": 144.0,
      "anchor_end": 150.0,
      "relation": "before",
      "target_start": 131.0,
      "target_end": 142.0,
      "answer": "The person holds a ruler against the yellow paper on a blue gridded cutting mat, with a utility knife and pencil also on the mat, then lifts the paper, revealing the ruler and tools underneath."
    }
  },
  {
    "id": "cat7_llp__avvp_0141",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ChbspYoUEok.mp4",
    "duration": 10.0,
    "question": "What does the person do right before giving a speech?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The person walks across a grassy lawn in front of a building with a group of young people, mostly women, who are wearing matching light blue scarves and moving from left to right."
    }
  },
  {
    "id": "cat7_perception_test_0992",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_11404.mp4",
    "duration": 23.074044274032353,
    "question": "What is shown immediately before a person places a shirt on a chair?",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 15.5,
      "relation": "before",
      "target_start": 5.5,
      "target_end": 10.5,
      "answer": "A person wearing a pink top and black shoes drops an orange cloth and a crumpled piece of aluminum foil onto the tiled floor, then walks away to the right."
    }
  },
  {
    "id": "cat7_perception_test_1198",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2718.mp4",
    "duration": 31.2835114905144,
    "question": "What is shown immediately before a person places a wallet into a handbag?",
    "answer": {
      "anchor_start": 27.8,
      "anchor_end": 30.2,
      "relation": "before",
      "target_start": 24.8,
      "target_end": 27.8,
      "answer": "A person's hands are shown on a kitchen counter closing a black wallet."
    }
  },
  {
    "id": "cat7_coin_0050",
    "category": "Cat7",
    "video_path": "media/coin/videos/Pjftlp7-c0I.mp4",
    "duration": 185.411333,
    "question": "What occurs immediately after a man applies cream to his face to shave?",
    "answer": {
      "anchor_start": 116.0,
      "anchor_end": 123.0,
      "relation": "after",
      "target_start": 124.0,
      "target_end": 169.0,
      "answer": "The man uses a silver safety razor to shave his neck and jawline, making short, careful strokes while the sound of the razor scraping against his skin is audible."
    }
  },
  {
    "id": "cat7_coin_0362",
    "category": "Cat7",
    "video_path": "media/coin/videos/0w9fOs865cY.mp4",
    "duration": 199.389744,
    "question": "What does the person do right before sliding the baking sheet into the oven?",
    "answer": {
      "anchor_start": 174.0,
      "anchor_end": 178.0,
      "relation": "before",
      "target_start": 170.0,
      "target_end": 173.0,
      "answer": "The person uses a white spatula to spread a thick, pale yellow batter across a baking sheet lined with parchment paper."
    }
  },
  {
    "id": "cat7_coin_1660",
    "category": "Cat7",
    "video_path": "media/coin/videos/lpiu7N2ACQI.mp4",
    "duration": 197.648244,
    "question": "What action occurs right after a person aligns a screen protector over a smartphone?",
    "answer": {
      "anchor_start": 95.0,
      "anchor_end": 99.0,
      "relation": "after",
      "target_start": 100.0,
      "target_end": 101.0,
      "answer": "After aligning the screen protector over the smartphone, the person peels a protective film from the white screen protector while their hands are on a wooden table, with a pack of wipes and a pair of scissors also visible."
    }
  },
  {
    "id": "cat7_coin_1638",
    "category": "Cat7",
    "video_path": "media/coin/videos/HVm2ZxpDVh0.mp4",
    "duration": 187.640444,
    "question": "What does the person do right before installing a chrome shower arm with a wrench?",
    "answer": {
      "anchor_start": 103.0,
      "anchor_end": 149.0,
      "relation": "before",
      "target_start": 86.0,
      "target_end": 101.0,
      "answer": "The person wraps white PTFE tape around the threaded end of a chrome metal pipe."
    }
  },
  {
    "id": "cat7_coin_0316",
    "category": "Cat7",
    "video_path": "media/coin/videos/j7kZb0T1Mko.mp4",
    "duration": 45.463333,
    "question": "What happens immediately before the blade is secured with a wrench in the jigsaw?",
    "answer": {
      "anchor_start": 31.0,
      "anchor_end": 39.0,
      "relation": "before",
      "target_start": 23.0,
      "target_end": 30.0,
      "answer": "The person uses a silver tool to loosen a screw on the blade clamp and then removes the jigsaw blade from the tool."
    }
  },
  {
    "id": "cat7_perception_test_0466",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_829.mp4",
    "duration": 34.991643472115925,
    "question": "What happens next after a person picks up a jacket from a table?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The person holds up the black jacket after picking it up from the table."
    }
  },
  {
    "id": "cat7_coin_1271",
    "category": "Cat7",
    "video_path": "media/coin/videos/8Vq4q8kHvf4.mp4",
    "duration": 116.656667,
    "question": "What occurs immediately before a hand pours sugar into a blender jar?",
    "answer": {
      "anchor_start": 61.0,
      "anchor_end": 62.0,
      "relation": "before",
      "target_start": 57.0,
      "target_end": 59.0,
      "answer": "A person pours milk from a white mug into a blender containing strawberries, and a text overlay appears reading 'Add the chilled milk'."
    }
  },
  {
    "id": "cat7_coin_1146",
    "category": "Cat7",
    "video_path": "media/coin/videos/1JDVou_lpcA.mp4",
    "duration": 142.36,
    "question": "What is shown immediately before a person secures a paper pinwheel with a brad fastener?",
    "answer": {
      "anchor_start": 124.0,
      "anchor_end": 131.0,
      "relation": "before",
      "target_start": 17.0,
      "target_end": 123.0,
      "answer": "A person's hands fold a square piece of red, white, and blue star-and-stripe patterned paper into a pinwheel and use a safety pin to poke a hole and attach the folded flaps together at the center."
    }
  },
  {
    "id": "cat7_coin_1597",
    "category": "Cat7",
    "video_path": "media/coin/videos/7rkeFFBXgss.mp4",
    "duration": 65.2,
    "question": "What can be observed right before a person pulls the pin from a fire extinguisher and discharges it?",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 35.0,
      "relation": "before",
      "target_start": 10.0,
      "target_end": 20.0,
      "answer": "Right before a person pulls the pin from a fire extinguisher, nothing is observed in the scene; the action begins with the hands pulling the pin from the chrome fire extinguisher."
    }
  },
  {
    "id": "cat7_coin_1365",
    "category": "Cat7",
    "video_path": "media/coin/videos/8bUWnZdywMk.mp4",
    "duration": 159.078333,
    "question": "What action occurs right before a hand pours liquid into a sink, creating foam?",
    "answer": {
      "anchor_start": 50.0,
      "anchor_end": 63.0,
      "relation": "before",
      "target_start": 36.0,
      "target_end": 49.0,
      "answer": "A person's hand holds a clear plastic cup and pours a dark, granular substance into a white sink. After emptying the cup, the person taps it against the sink's faucet."
    }
  },
  {
    "id": "cat7_llp__avvp_1381",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/1W1G5xI6fdE.mp4",
    "duration": 9.009002,
    "question": "What can be observed right after a person sings while driving a car?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "Right after a person sings while driving a car, the video shows a promotional graphic for the ITV show 'Car Crash Britain: Caught on Camera', with the ITV logo animating in, followed by the show's title and the broadcast time 'Tonight 9pm', and a 'Nationwide' sponsor logo at the bottom."
    }
  },
  {
    "id": "cat7_coin_1396",
    "category": "Cat7",
    "video_path": "media/coin/videos/VSMpe0utWjA.mp4",
    "duration": 157.871667,
    "question": "What action occurs right before the person pulls a water filter out of its housing?",
    "answer": {
      "anchor_start": 57.0,
      "anchor_end": 74.0,
      "relation": "before",
      "target_start": 47.0,
      "target_end": 57.0,
      "answer": "The woman opens a panel on the left door to access the water filter and then opens a small filter compartment on the top shelf inside the refrigerator."
    }
  },
  {
    "id": "cat7_coin_0430",
    "category": "Cat7",
    "video_path": "media/coin/videos/32r77mTyIoE.mp4",
    "duration": 172.546667,
    "question": "What happens immediately before a person sifts flour into a bowl with a spatula?",
    "answer": {
      "anchor_start": 56.0,
      "anchor_end": 59.0,
      "relation": "before",
      "target_start": 50.0,
      "target_end": 55.0,
      "answer": "A person sifts white flour from a metal sieve into a white bowl containing a yellow mixture."
    }
  },
  {
    "id": "cat7_perception_test_1187",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3314.mp4",
    "duration": 31.50114365256067,
    "question": "What happens immediately after a person places a cup on a table?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After placing the cup on the table, the person picks up a white plate with a blue design and places it on the table as well."
    }
  },
  {
    "id": "cat7_llp__avvp_0412",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6gSLA-BG7Lw.mp4",
    "duration": 10.0,
    "question": "What can be observed right after a person speaks during a basketball game?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "Right after a person speaks during the basketball game, a player in a red uniform is seen dribbling the ball while being defended by a player in a white uniform, with the scoreboard displaying 24 in the background."
    }
  },
  {
    "id": "cat7_coin_0880",
    "category": "Cat7",
    "video_path": "media/coin/videos/uqFTRdWcNoY.mp4",
    "duration": 224.56,
    "question": "What is shown immediately before the person pours brewed coffee from the siphon maker?",
    "answer": {
      "anchor_start": 132.0,
      "anchor_end": 205.0,
      "relation": "before",
      "target_start": 38.0,
      "target_end": 129.0,
      "answer": "The person places the bottom chamber of the siphon brewer on the lit burner, causing the liquid to begin rising into the top chamber where the coffee grounds are already added."
    }
  },
  {
    "id": "cat7_perception_test_0993",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1135.mp4",
    "duration": 21.48547798903064,
    "question": "What happens next after a person places a plastic bag on the floor?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "The person stands up and walks away to the left, exiting the frame."
    }
  },
  {
    "id": "cat7_coin_0756",
    "category": "Cat7",
    "video_path": "media/coin/videos/hzLY8-_ml2w.mp4",
    "duration": 170.782756,
    "question": "What occurs immediately after a hand squeezes cream from a tube onto the other hand?",
    "answer": {
      "anchor_start": 89.5,
      "anchor_end": 119.5,
      "relation": "after",
      "target_start": 122.5,
      "target_end": 131.0,
      "answer": "After the hand squeezes cream from the tube, the person peels a white, translucent sheet from the back of their hand, carefully removing it from their skin."
    }
  },
  {
    "id": "cat7_llp__avvp_1785",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0gJPpZXeGms.mp4",
    "duration": 10.01,
    "question": "What happens immediately after the dog barks in the car?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the dog barks in the car, a loud, high-pitched electronic tone sounds."
    }
  },
  {
    "id": "cat7_perception_test_0213",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6535.mp4",
    "duration": 15.833333333333334,
    "question": "What can be observed right after a person writes 'COW' on paper with a marker?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 15.8333,
      "answer": "The person arranges three colorful magnetic letters (C, O, W) in a row above the paper, aligning them with the written word using their fingers."
    }
  },
  {
    "id": "cat7_perception_test_0110",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10374.mp4",
    "duration": 12.955344136135539,
    "question": "What is shown immediately before a person places a lid on a container?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "A person's arm places a blue plastic container on a wooden table that already has a box of tea bags, a pair of scissors, a clear water bottle, and a translucent pitcher."
    }
  },
  {
    "id": "cat7_perception_test_1372",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_335.mp4",
    "duration": 14.068633490568367,
    "question": "What follows right after a hand picks up a ball?",
    "answer": {
      "anchor_start": 2.5,
      "anchor_end": 3.5,
      "relation": "after",
      "target_start": 3.5,
      "target_end": 6.5,
      "answer": "After the hand picks up the ball, it moves it slightly and places it back down on the grey surface, near two clear plastic bottle halves, a red letter 'D', and a blue box containing a red apple."
    }
  },
  {
    "id": "cat7_perception_test_1403",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_6171.mp4",
    "duration": 11.176666846754353,
    "question": "What occurs immediately after a person places a book on a tin can?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 8.0,
      "answer": "After placing the stack of books on the blue tin can, the person picks up a plastic water bottle from the table and moves it out of the frame."
    }
  },
  {
    "id": "cat7_perception_test_1350",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7230.mp4",
    "duration": 19.149133647694892,
    "question": "What is shown immediately after a hand places a toy car on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "The toy car moves across the table, passing a glass, a fork, and a spoon before coming to a stop."
    }
  },
  {
    "id": "cat7_perception_test_0240",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5215.mp4",
    "duration": 35.06546575338494,
    "question": "What action occurs right before a person holds up a wooden paddle?",
    "answer": {
      "anchor_start": 10.5,
      "anchor_end": 13.0,
      "relation": "before",
      "target_start": 7.5,
      "target_end": 10.5,
      "answer": "A hand holding a small, teal-colored ball moves into the frame from the left and then moves out of the frame to the right."
    }
  },
  {
    "id": "cat7_perception_test_1142",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10353.mp4",
    "duration": 18.8099115932113,
    "question": "What action occurs right after a person opens a plastic bottle?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 12.0,
      "answer": "After opening the plastic bottle, the person unscrews the white lid from a jar of chocolate spread, places both lids on the table, and then picks up a red and white cup, moving it slightly."
    }
  },
  {
    "id": "cat7_llp__avvp_0738",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IfCB-RoiEGI.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before the man plays the violin.",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "The man is in a room with other musicians, including one with a guitar and another with a harp, where they are clapping their hands and talking as they prepare to play music."
    }
  },
  {
    "id": "cat7_perception_test_0616",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2009.mp4",
    "duration": 27.195634144070066,
    "question": "What occurs immediately after a person unplugs a cord from a wall socket?",
    "answer": {
      "anchor_start": 11.4,
      "anchor_end": 12.5,
      "relation": "after",
      "target_start": 12.5,
      "target_end": 15.5,
      "answer": "After the person unplugs the cord, a loud, continuous electronic buzzer sounds while they remain on the tiled floor near a small green bowl and a golden trophy."
    }
  },
  {
    "id": "cat7_llp__avvp_0548",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/FsTXNxD8M2A.mp4",
    "duration": 10.016807,
    "question": "What does the dog do right before standing on a rug and barking?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "The dog looks down at a light blue toy bone on the rug, then turns its head to the right."
    }
  },
  {
    "id": "cat7_perception_test_0368",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_3869.mp4",
    "duration": 18.593577390927322,
    "question": "What happens immediately after a hand lifts a teacup from a coaster?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 0.5,
      "relation": "after",
      "target_start": 0.5,
      "target_end": 3.5,
      "answer": "After the hand lifts the teacup from the coaster, it reveals a small object underneath and then places the cup back down."
    }
  },
  {
    "id": "cat7_llp__avvp_0839",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/5iF6LJ7_N2Q.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before the audience claps in unison.",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "The violinist and cellist perform together on stage, with the violinist standing on the left and the cellist sitting on the right, both playing their instruments beneath a sign that reads 'Violin & Cello Duo Recital'."
    }
  },
  {
    "id": "cat7_llp__avvp_1574",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/JMLZAxGosWI.mp4",
    "duration": 10.01,
    "question": "What can be observed right after cooking bacon in a pot?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 9.0,
      "relation": "after",
      "target_start": 9.0,
      "target_end": 10.01,
      "answer": "Right after cooking bacon in a pot, a hand flips pieces of meat with a spatula, and a loud, sustained electronic buzzer sounds at the end."
    }
  },
  {
    "id": "cat7_perception_test_1215",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9962.mp4",
    "duration": 18.166666666666668,
    "question": "What does the person do right before placing a wallet in a backpack?",
    "answer": {
      "anchor_start": 11.5,
      "anchor_end": 14.5,
      "relation": "before",
      "target_start": 8.5,
      "target_end": 11.5,
      "answer": "The person picks up a green backpack with a dinosaur design and opens its side pocket."
    }
  },
  {
    "id": "cat7_perception_test_0997",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5560.mp4",
    "duration": 16.87833336132713,
    "question": "Describe what happens right after a person claps their hands together.",
    "answer": {
      "anchor_start": 11.8,
      "anchor_end": 12.2,
      "relation": "after",
      "target_start": 12.2,
      "target_end": 15.2,
      "answer": "Right after the person claps their hands together, they walk from the right side of the frame to the left and exit, while the room remains visible with its tiled floor, white washing machine, black bucket, blue broom, pair of gold sneakers, and sink with a floral-patterned cover."
    }
  },
  {
    "id": "cat7_llp__avvp_1717",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BkUdwj5JR0Q.mp4",
    "duration": 10.01,
    "question": "What can be observed right after a woman blends a green liquid in a blender?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "Right after the woman blends the green liquid, a man in a patterned sweater stands in the kitchen looking at her as she operates the blender. The man speaks, and the woman replies."
    }
  },
  {
    "id": "cat7_perception_test_1551",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2225.mp4",
    "duration": 23.710355062979062,
    "question": "Describe what happens right before a person places a ring-shaped object on a drawn circle.",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 21.0,
      "relation": "before",
      "target_start": 17.0,
      "target_end": 20.0,
      "answer": "The person places a green circular object on the bottom circle of the drawing before handling the ring-shaped object."
    }
  },
  {
    "id": "cat7_perception_test_0355",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5987.mp4",
    "duration": 32.49483405859109,
    "question": "What can be observed right before a person picks up a glass from a table?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 7.8,
      "relation": "before",
      "target_start": 3.8,
      "target_end": 6.8,
      "answer": "A person wearing a green tank top and dark pants stands behind a glass coffee table, reaching forward just before picking up a crystal glass from the right side of the table."
    }
  },
  {
    "id": "cat7_perception_test_1565",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_9219.mp4",
    "duration": 26.308778133327845,
    "question": "What occurs immediately before a person puts a wallet in a backpack?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 3.4,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.8,
      "answer": "A person wearing a striped shirt places a small, patterned pouch into a pink backpack and closes it."
    }
  },
  {
    "id": "cat7_llp__avvp_3158",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2dih3AAlObo.mp4",
    "duration": 10.01,
    "question": "What happens next after the man demonstrates a soccer drill?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 10.01,
      "answer": "After the man demonstrates the soccer drill, the scene cuts to a different man in a black shirt and blue shorts running across the court from left to right, with another person visible in the background on the right."
    }
  },
  {
    "id": "cat7_perception_test_1713",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10411.mp4",
    "duration": 19.01900008827127,
    "question": "What action occurs right before a person places a book into a backpack?",
    "answer": {
      "anchor_start": 10.0,
      "anchor_end": 11.0,
      "relation": "before",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "The person picks up the green book."
    }
  },
  {
    "id": "cat7_perception_test_1401",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1009.mp4",
    "duration": 13.09096653359189,
    "question": "What action occurs right after a hand places a glass upside down on a table?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.8,
      "relation": "after",
      "target_start": 1.8,
      "target_end": 4.8,
      "answer": "After the glass is placed upside down on the table, the hand picks up a banknote and places it on top of the inverted glass."
    }
  },
  {
    "id": "cat7_perception_test_1511",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1648.mp4",
    "duration": 19.11123322921619,
    "question": "What happens immediately after a person places a slice of bread on a sandwich?",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 14.0,
      "relation": "after",
      "target_start": 14.0,
      "target_end": 17.0,
      "answer": "After placing the slice of bread on the sandwich, the person's hands put the sandwich on a white plate on a wooden table that already contains a colorful plate, a red and white cup, a box of Banaba tea, a bottle of iodized salt, a red apple, and a yellow grapefruit, followed by a loud, sustained electronic buzzer sound."
    }
  },
  {
    "id": "cat7_llp__avvp_3053",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "What does the person do right after the rooster crows?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the rooster crows, it continues to repeatedly peck at a red object on the ground while standing on a blue surface, its head moving rapidly up and down, accompanied by a continuous high-pitched electronic tone."
    }
  },
  {
    "id": "cat7_perception_test_1710",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10309.mp4",
    "duration": 21.410344551443874,
    "question": "What does the person do right before placing a book in a red bag?",
    "answer": {
      "anchor_start": 13.0,
      "anchor_end": 16.0,
      "relation": "before",
      "target_start": 10.0,
      "target_end": 13.0,
      "answer": "The person flips through the pages of a book that is resting on top of another book while standing next to a small wooden table with an orange cup and a green apple on it."
    }
  },
  {
    "id": "cat7_perception_test_0199",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5983.mp4",
    "duration": 30.2327451566049,
    "question": "What can be observed right after a person cracks an egg into a metal bowl?",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 12.0,
      "relation": "after",
      "target_start": 12.0,
      "target_end": 17.0,
      "answer": "Right after the egg is cracked into the bowl, the person rearranges three colorful letters—'P', 'O', and 'S'—on a white tablecloth."
    }
  },
  {
    "id": "cat7_llp__avvp_1008",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2U6aYsjc1UM.mp4",
    "duration": 10.0,
    "question": "What can be observed right before the woman blends continuously with the blender?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 3.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.0,
      "answer": "Right before the woman blends continuously with the blender, she is standing in a kitchen behind a counter, gesturing with her hands while speaking, as the blender actively mixes a pink liquid."
    }
  },
  {
    "id": "cat7_perception_test_0352",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_720.mp4",
    "duration": 20.821377481456192,
    "question": "What does the person do right after pressing a button on the remote control?",
    "answer": {
      "anchor_start": 7.1,
      "anchor_end": 9.5,
      "relation": "after",
      "target_start": 9.5,
      "target_end": 12.5,
      "answer": "After pressing the button on the remote control, the person picks up and arranges several coins on the black table while a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_llp__avvp_0970",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/CNnEqypUvSQ.mp4",
    "duration": 10.01,
    "question": "What does the person do right after giving a speech?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 9.0,
      "answer": "Right after giving the speech, the person holds up a glass jar of 'Nutiva' brand organic coconut oil, showing the label to the camera, and then places the jar on a countertop next to other ingredients, including a can of Quaker Corn Meal and a bag of Gold Medal flour."
    }
  },
  {
    "id": "cat7_perception_test_1266",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2142.mp4",
    "duration": 34.79104489992286,
    "question": "What can be observed right after a person places a pink 'G' cutout on a surface?",
    "answer": {
      "anchor_start": 27.0,
      "anchor_end": 28.0,
      "relation": "after",
      "target_start": 28.0,
      "target_end": 31.0,
      "answer": "After placing the pink 'G' cutout, the person picks up a pink paper cutout of the letter 'C' and places it on the board next to other pink letters arranged vertically, while a continuous, low-pitched electronic tone is audible."
    }
  },
  {
    "id": "cat7_llp__avvp_1009",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2U6aYsjc1UM.mp4",
    "duration": 10.0,
    "question": "What can be observed right after a woman uses a blender in a kitchen?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.0,
      "answer": "After using the blender, the woman continues standing behind the counter holding the blender cup, which contains a mixed pink liquid, while the blender is no longer running."
    }
  },
  {
    "id": "cat7_llp__avvp_1178",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I1KW_y86Ql8.mp4",
    "duration": 10.002401,
    "question": "What action occurs right after a person speaks during a basketball game?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After a person speaks during the basketball game, the scene continues with young children in maroon and gold uniforms running and playing on the indoor court, with a scoreboard visible in the background."
    }
  },
  {
    "id": "cat7_perception_test_1388",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_8062.mp4",
    "duration": 19.99323374536981,
    "question": "What does the person do right after picking up an iron and ironing a shirt?",
    "answer": {
      "anchor_start": 8.0,
      "anchor_end": 18.0,
      "relation": "after",
      "target_start": 18.0,
      "target_end": 19.9932,
      "answer": "After picking up the iron and ironing the shirt, the person's hand briefly enters the frame from the left and then moves out of view, leaving the shirt on the ironing board with the iron resting on it."
    }
  },
  {
    "id": "cat7_llp__avvp_0231",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/-3M-k4nIYIM.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the red car drives on the dirt road.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "After the red car drives on the dirt road, it continues at speed along the dirt track, kicking up a large cloud of dust, while a person is heard speaking off-screen."
    }
  },
  {
    "id": "cat7_perception_test_0433",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_4293.mp4",
    "duration": 21.816566147305128,
    "question": "What action occurs right after a person opens their hands to reveal a small brown object?",
    "answer": {
      "anchor_start": 1.8,
      "anchor_end": 3.8,
      "relation": "after",
      "target_start": 3.8,
      "target_end": 6.8,
      "answer": "After opening their hands to reveal the small brown object, the person closes both hands into fists and rubs them together over a black mat, with a large green mango sitting on the table to the right."
    }
  },
  {
    "id": "cat7_perception_test_0242",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_2492.mp4",
    "duration": 35.05722194118485,
    "question": "Describe what happens right after a person places an 'F' on the table.",
    "answer": {
      "anchor_start": 20.0,
      "anchor_end": 20.5,
      "relation": "after",
      "target_start": 20.5,
      "target_end": 23.5,
      "answer": "After placing the 'F' on the table, the person adds a blue 'C' and a green 'I' to form the word 'CFI' next to a piece of paper with the word 'happy' written on it."
    }
  },
  {
    "id": "cat7_perception_test_0033",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_1715.mp4",
    "duration": 35.00333321368081,
    "question": "What happens immediately after a person places a tea bag into a mug?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 14.0,
      "answer": "After placing the tea bag into the mug, the person continues arranging large, decorative letters on the table, picking up and placing the letters 'M' and 'C', while the white mug, tea box, and a fruit on a plate remain on the table."
    }
  },
  {
    "id": "cat7_perception_test_1093",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5217.mp4",
    "duration": 11.111666492491214,
    "question": "What does the person do right before placing a lid on a container?",
    "answer": {
      "anchor_start": 1.5,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 1.5,
      "answer": "The person moves a purple rectangular container and then picks up a dark purple lid from the table."
    }
  },
  {
    "id": "cat7_llp__avvp_2403",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BHLdOTsouJw.mp4",
    "duration": 10.01,
    "question": "Describe what happens right before a man plays a banjo.",
    "answer": {
      "anchor_start": 7.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "A man wearing a plaid shirt and a baseball cap is sitting and holding a banjo. He speaks to the camera and then plucks a string on the banjo."
    }
  },
  {
    "id": "cat7_perception_test_0630",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_10601.mp4",
    "duration": 10.674999723218388,
    "question": "What action occurs right after a hand picks up a coin from a bowl?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 6.0,
      "relation": "after",
      "target_start": 6.0,
      "target_end": 9.0,
      "answer": "After a hand picks up a coin from a bowl, the person uses their left hand to place several coins onto a white surface, where they are then scattered across it."
    }
  },
  {
    "id": "cat7_llp__avvp_0981",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/E1ep57TU23A.mp4",
    "duration": 10.0,
    "question": "What happens immediately after the three women clap their hands together?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 10.0,
      "answer": "After the three women clap their hands together, they continue sitting on the floor in the room, dancing and singing along to the music while wearing blonde wigs, sunglasses, and headbands."
    }
  },
  {
    "id": "cat7_perception_test_1623",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_7160.mp4",
    "duration": 20.6,
    "question": "What happens immediately after a person pulls an orange fruit from a bag?",
    "answer": {
      "anchor_start": 6.8,
      "anchor_end": 8.0,
      "relation": "after",
      "target_start": 8.0,
      "target_end": 11.0,
      "answer": "After pulling an orange fruit from the bag, the person instead pulls out a small, rectangular, yellow and black object from the bag, while the orange remains on the table next to the bag."
    }
  },
  {
    "id": "cat7_llp__avvp_2923",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ICNjHa1pF0g.mp4",
    "duration": 10.01,
    "question": "What does the person do right after a male voice commentates a basketball game?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the male voice commentates the basketball game, the player in the white jersey with the number 22 runs on the court with a smile on his face, following the ball going through the hoop."
    }
  },
  {
    "id": "cat7_perception_test_0996",
    "category": "Cat7",
    "video_path": "media/perception_test/videos/video_5691.mp4",
    "duration": 34.94295462818807,
    "question": "What can be observed right after a hand places a potted plant on the floor?",
    "answer": {
      "anchor_start": 26.1,
      "anchor_end": 29.1,
      "relation": "after",
      "target_start": 29.1,
      "target_end": 32.1,
      "answer": "Right after a hand places a potted plant on the floor, a loud, sustained electronic buzzer sounds."
    }
  },
  {
    "id": "cat7_llp__avvp_1281",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after the man plays the banjo.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "Right after the man plays the banjo, the band stands on the small stage as the audience claps and cheers, appearing to be concluding their performance."
    }
  },
  {
    "id": "cat7_llp__avvp_1444",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Aulv3ps28cw.mp4",
    "duration": 10.0,
    "question": "What does the person do right after playing the acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After playing the acoustic guitar, a male voice speaks, followed by the sound of the guitar being played again."
    }
  },
  {
    "id": "cat7_llp__avvp_2661",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Hln9D0soCes.mp4",
    "duration": 10.0,
    "question": "What is shown immediately before the banjo being played?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "Immediately before the banjo is played, a male voice speaks in German."
    }
  },
  {
    "id": "cat7_llp__avvp_2810",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/LlWf9r1ziZk.mp4",
    "duration": 10.01,
    "question": "What is shown immediately after a man gives instructions to a woman playing the violin?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 10.0,
      "relation": "after",
      "target_start": 10.0,
      "target_end": 10.01,
      "answer": "After the man gives instructions to the woman playing the violin, the man and woman continue performing together, with the man seated at a grand piano and the woman standing as they both play, accompanied by the audible sound of the violins."
    }
  },
  {
    "id": "cat7_llp__avvp_2010",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/JdYxbaszdxs.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after a man and a woman speak into microphones?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "After the man and woman speak into microphones, the scene cuts to a four-person band in a room who begin to play music together, with one man on double bass, another on acoustic guitar, a third on mandolin, and a woman on hammered dulcimer."
    }
  },
  {
    "id": "cat7_llp__avvp_2714",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/EuQ6qqoAdUE.mp4",
    "duration": 10.0,
    "question": "What happens immediately after a person blends a green substance in a blender?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After blending the green substance, the person places a white object into a small food processor and then moves the camera to show a larger blender on a counter."
    }
  },
  {
    "id": "cat7_llp__avvp_2267",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7hspZOznOIM.mp4",
    "duration": 10.01,
    "question": "Describe what happens right before the telephone rings.",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "A man is sitting at a large mixing console in a recording studio and speaking into a white telephone receiver."
    }
  },
  {
    "id": "cat7_llp__avvp_3052",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0AuRaeswC-8.mp4",
    "duration": 10.0,
    "question": "What does the rooster do right before crowing on the blue surface?",
    "answer": {
      "anchor_start": 4.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 4.0,
      "answer": "The rooster repeatedly flaps its wings and bobs its head right before crowing on the blue surface."
    }
  },
  {
    "id": "cat7_llp__avvp_2643",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "What happens immediately before the crowd cheers for a successful basketball play?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "A basketball player in a white jersey with the number 11 dribbles the ball and shoots a jump shot while being defended by a player in a yellow jersey."
    }
  },
  {
    "id": "cat7_llp__avvp_0889",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/N_x3pPx8TWk.mp4",
    "duration": 10.01,
    "question": "What does the person do right after the crowd cheers enthusiastically?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 5.0,
      "relation": "after",
      "target_start": 5.0,
      "target_end": 10.0,
      "answer": "After the crowd cheers enthusiastically, the woman in the sparkly bodysuit continues dancing on the stage under blue and green laser lights, singing into the microphone while moving her arms and body to the music."
    }
  },
  {
    "id": "cat7_llp__avvp_2365",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/2U6WeaRLEds.mp4",
    "duration": 10.01,
    "question": "What is shown immediately after a man holds a running blender jar with liquid?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The man looks at the camera and speaks, then places his other hand on the blender base and turns it on, causing the liquid inside to mix."
    }
  },
  {
    "id": "cat7_llp__avvp_2642",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/NAkYzdSLN44.mp4",
    "duration": 10.0,
    "question": "Describe what happens right after a player dribbles a basketball.",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 1.0,
      "relation": "after",
      "target_start": 1.0,
      "target_end": 4.0,
      "answer": "The player jumps and shoots the ball towards the hoop. It goes through the net, and the player lands back on the court as the crowd cheers."
    }
  },
  {
    "id": "cat7_llp__avvp_0728",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/9vPMaY9f540.mp4",
    "duration": 10.0,
    "question": "What action occurs right after a person speaks?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 3.0,
      "relation": "after",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "After the person speaks, they pull the starter cord multiple times, causing the engine to sputter and start before being shut off."
    }
  },
  {
    "id": "cat7_llp__avvp_0339",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Cg3RJSsI2mo.mp4",
    "duration": 10.01,
    "question": "What happens immediately after a basketball is dribbled by a player?",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The referee throws the basketball into play, and players in red and white uniforms run to retrieve it as the crowd cheers."
    }
  },
  {
    "id": "cat7_llp__avvp_1280",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What occurs immediately after a man plays an acoustic guitar?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "After a man plays an acoustic guitar, a band of six musicians, including a bassist, banjo player, guitarist, and others, stand on a small stage in front of an audience, holding their instruments as the audience claps and cheers, appearing to be concluding a performance."
    }
  },
  {
    "id": "cat7_llp__avvp_1282",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What is shown immediately after a boy plays the cello on stage?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "Immediately after a boy plays the cello on stage, a band of six musicians, including a bassist, banjo player, and guitarist, stands on the stage with their instruments as the audience claps and cheers, appearing to conclude a performance."
    }
  },
  {
    "id": "cat7_llp__avvp_1732",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/BxcRx_aNnxY.mp4",
    "duration": 10.027855,
    "question": "What does the person do right after speaking in the audio?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 8.0,
      "answer": "After speaking in the audio, the person shows a second drawing where the officer is on the left and the phone-headed character is on the right, with text above them stating, 'A woman was rushed to the hospital after having phone sex with her boyfriend'."
    }
  },
  {
    "id": "cat7_llp__avvp_0116",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Baue01N86wE.mp4",
    "duration": 10.0,
    "question": "What does the person do right before the dog moves on the paved surface in a wheelchair?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "The person in blue jeans kicks a black ball across a grassy area."
    }
  },
  {
    "id": "cat7_llp__avvp_1416",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/MnwwrlH3LOQ.mp4",
    "duration": 10.01,
    "question": "Describe what happens right after a woman sings into a microphone with a guitar.",
    "answer": {
      "anchor_start": 1.0,
      "anchor_end": 4.0,
      "relation": "after",
      "target_start": 4.0,
      "target_end": 7.0,
      "answer": "After the woman sings into the microphone with a guitar, she continues standing on the stage in her zebra-print dress, playing the acoustic guitar while the other woman to her left holds a camera, and the backdrop with repeating 'Lucky' and 'fabb' logos remains behind her."
    }
  },
  {
    "id": "cat7_llp__avvp_1303",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ENQBXODItVI.mp4",
    "duration": 10.0,
    "question": "What action occurs right before a person dribbles a basketball and falls?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 6.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "The person is dribbling the basketball on a wooden gym floor while attempting to maneuver around a row of black folding chairs."
    }
  },
  {
    "id": "cat7_llp__avvp_0431",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/6uQyki-4Q_c.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before a woman plays an acoustic guitar and sings in Spanish.",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 5.0,
      "answer": "A person with long dark hair, wearing a white shirt, is sitting and preparing to play a black acoustic guitar, then begins to strum and sing with their mouth moving in time with the music."
    }
  },
  {
    "id": "cat7_llp__avvp_1210",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/0zlncY7-wfY.mp4",
    "duration": 10.01,
    "question": "What happens immediately before the speech begins?",
    "answer": {
      "anchor_start": 2.0,
      "anchor_end": 4.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 2.0,
      "answer": "The screen shows two yellow, blocky characters within a dark game interface, with a green circle highlighting the character on the right. The game interface on the left displays the messages \"Not facing the camera\" and \"Not centered\" along with a score of 100."
    }
  },
  {
    "id": "cat7_llp__avvp_1676",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ISwSxZmWM24.mp4",
    "duration": 10.01,
    "question": "What happens immediately before the player makes a spectacular dunk?",
    "answer": {
      "anchor_start": 3.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 0.0,
      "target_end": 3.0,
      "answer": "A player in a white jersey drives to the basket and is fouled by a player in a red jersey."
    }
  },
  {
    "id": "cat7_llp__avvp_0140",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/ChbspYoUEok.mp4",
    "duration": 10.0,
    "question": "Describe what happens right before a group sings while holding a blue cloth.",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "A group of young people in white shirts and blue scarves are gathered on a grassy lawn in front of a building, pulling on a long, light-blue sheet spread out on the ground."
    }
  },
  {
    "id": "cat7_llp__avvp_1284",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/7XM4DfCbONg.mp4",
    "duration": 10.01,
    "question": "What happens immediately before the audience claps in rhythm with the music?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 10.0,
      "relation": "before",
      "target_start": 2.0,
      "target_end": 6.0,
      "answer": "The band of six musicians plays a variety of string instruments, including a double bass, acoustic guitar, banjo, mandolin, and fiddle, while the audience, including several children, watches the performance."
    }
  },
  {
    "id": "cat7_llp__avvp_3005",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I6Drk3QmQn8.mp4",
    "duration": 10.042206,
    "question": "What action occurs right before the dog interacts with the goat?",
    "answer": {
      "anchor_start": 5.0,
      "anchor_end": 9.0,
      "relation": "before",
      "target_start": 1.0,
      "target_end": 5.0,
      "answer": "The brown goat on a leash approaches the white dog on the dirt path and nuzzles it."
    }
  },
  {
    "id": "cat7_llp__avvp_2187",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/DGeCOmJq0Ow.mp4",
    "duration": 10.01,
    "question": "What does the person do right after speaking in Russian?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 7.0,
      "relation": "after",
      "target_start": 7.0,
      "target_end": 10.01,
      "answer": "After speaking in Russian, the person continues sitting and playing the acoustic guitar, with their left hand on the fretboard and their right hand strumming the strings."
    }
  },
  {
    "id": "cat7_llp__avvp_2602",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/I35Xp8ugqj4.mp4",
    "duration": 10.01,
    "question": "What can be observed right after the boy holds a violin and speaks?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "Right after the boy holds a violin and speaks, he plays it by moving the bow across the strings, producing a loud, sustained, high-pitched note while standing in front of a white door."
    }
  },
  {
    "id": "cat7_llp__avvp_1808",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/1vdboF6KhB0.mp4",
    "duration": 10.012683,
    "question": "What follows right after a male voice says in Russian that he was trying to brake?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "After the male voice says in Russian that he was trying to brake, a small, dark remote-controlled car drives forward in a large, empty parking garage with red support columns and then makes a sharp turn to its right, creating a circular tire mark on the concrete floor."
    }
  },
  {
    "id": "cat7_llp__avvp_2662",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/Hln9D0soCes.mp4",
    "duration": 10.0,
    "question": "What occurs immediately after a person says \"zuerst die zweite und dritte\"?",
    "answer": {
      "anchor_start": 0.0,
      "anchor_end": 2.0,
      "relation": "after",
      "target_start": 2.0,
      "target_end": 5.0,
      "answer": "A person wearing a red t-shirt plays a single, clear musical note on the banjo, with their left hand on the fretboard and their right hand plucking the strings."
    }
  },
  {
    "id": "cat7_llp__avvp_1299",
    "category": "Cat7",
    "video_path": "media/llp_avvp/videos/IULwH9sT3R8.mp4",
    "duration": 10.01,
    "question": "What happens immediately before a person speaks in the background?",
    "answer": {
      "anchor_start": 6.0,
      "anchor_end": 7.0,
      "relation": "before",
      "target_start": 3.0,
      "target_end": 6.0,
      "answer": "The small, silver-colored jet engine mounted on a wooden block is running and producing a steady, high-pitched whirring sound."
    }
  }
]