benchmark-skateboard / data /tasks.jsonl
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{"id":"public-ollie-earth-20261015","kind":"single","prompt":"A skater attempts an ollie on Earth. The board rises without a flip or spin.\nUse gravity 9.81 m/s^2 and upward launch speed 0.597 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":0.122,\"peakHeightM\":0.018,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"ollie","world":"earth","gravity":9.81,"launchSpeed":0.597,"minimumAirtimeS":0.2}}
{"id":"public-ollie-moon-20261015","kind":"single","prompt":"A skater attempts an ollie on the Moon. The board rises without a flip or spin.\nUse gravity 1.62 m/s^2 and upward launch speed 1.462 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":1.805,\"peakHeightM\":0.66,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"ollie","world":"moon","gravity":1.62,"launchSpeed":1.462,"minimumAirtimeS":0.2}}
{"id":"public-ollie-mars-20261015","kind":"single","prompt":"A skater attempts an ollie on Mars. The board rises without a flip or spin.\nUse gravity 3.71 m/s^2 and upward launch speed 0.33 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":0.178,\"peakHeightM\":0.015,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"ollie","world":"mars","gravity":3.71,"launchSpeed":0.33,"minimumAirtimeS":0.2}}
{"id":"public-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a kickflip on Earth. The board makes one kickflip-direction roll along its length.\nUse gravity 9.81 m/s^2 and upward launch speed 0.34 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.069,\"peakHeightM\":0.006,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"kickflip","world":"earth","gravity":9.81,"launchSpeed":0.34,"minimumAirtimeS":0.48}}
{"id":"public-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a kickflip on the Moon. The board makes one kickflip-direction roll along its length.\nUse gravity 1.62 m/s^2 and upward launch speed 0.347 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.428,\"peakHeightM\":0.037,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"kickflip","world":"moon","gravity":1.62,"launchSpeed":0.347,"minimumAirtimeS":0.48}}
{"id":"public-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a kickflip on Mars. The board makes one kickflip-direction roll along its length.\nUse gravity 3.71 m/s^2 and upward launch speed 2.29 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":1.235,\"peakHeightM\":0.707,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"kickflip","world":"mars","gravity":3.71,"launchSpeed":2.29,"minimumAirtimeS":0.48}}
{"id":"public-heelflip-earth-20261015","kind":"single","prompt":"A skater attempts a heelflip on Earth. The board makes one roll opposite to a kickflip.\nUse gravity 9.81 m/s^2 and upward launch speed 2.106 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.429,\"peakHeightM\":0.226,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"heelflip","world":"earth","gravity":9.81,"launchSpeed":2.106,"minimumAirtimeS":0.48}}
{"id":"public-heelflip-moon-20261015","kind":"single","prompt":"A skater attempts a heelflip on the Moon. The board makes one roll opposite to a kickflip.\nUse gravity 1.62 m/s^2 and upward launch speed 1.853 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":0,\"cross\":0},\"airtimeS\":2.288,\"peakHeightM\":1.06,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"heelflip","world":"moon","gravity":1.62,"launchSpeed":1.853,"minimumAirtimeS":0.48}}
{"id":"public-heelflip-mars-20261015","kind":"single","prompt":"A skater attempts a heelflip on Mars. The board makes one roll opposite to a kickflip.\nUse gravity 3.71 m/s^2 and upward launch speed 0.488 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.263,\"peakHeightM\":0.032,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"heelflip","world":"mars","gravity":3.71,"launchSpeed":0.488,"minimumAirtimeS":0.48}}
{"id":"public-pop-shove-it-earth-20261015","kind":"single","prompt":"A skater attempts a pop shove-it on Earth. The board makes a backside half-turn around the vertical axis.\nUse gravity 9.81 m/s^2 and upward launch speed 0.776 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.158,\"peakHeightM\":0.031,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"pop-shove-it","world":"earth","gravity":9.81,"launchSpeed":0.776,"minimumAirtimeS":0.28}}
{"id":"public-pop-shove-it-moon-20261015","kind":"single","prompt":"A skater attempts a pop shove-it on the Moon. The board makes a backside half-turn around the vertical axis.\nUse gravity 1.62 m/s^2 and upward launch speed 0.788 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.973,\"peakHeightM\":0.192,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"pop-shove-it","world":"moon","gravity":1.62,"launchSpeed":0.788,"minimumAirtimeS":0.28}}
{"id":"public-pop-shove-it-mars-20261015","kind":"single","prompt":"A skater attempts a pop shove-it on Mars. The board makes a backside half-turn around the vertical axis.\nUse gravity 3.71 m/s^2 and upward launch speed 0.426 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.23,\"peakHeightM\":0.024,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"pop-shove-it","world":"mars","gravity":3.71,"launchSpeed":0.426,"minimumAirtimeS":0.28}}
{"id":"public-frontside-180-earth-20261015","kind":"single","prompt":"A skater attempts a frontside 180 on Earth. The board makes a frontside half-turn around the vertical axis (board rotation only; rider body rotation is not scored).\nUse gravity 9.81 m/s^2 and upward launch speed 0.453 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0.5,\"cross\":0},\"airtimeS\":0.092,\"peakHeightM\":0.01,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"frontside-180","world":"earth","gravity":9.81,"launchSpeed":0.453,"minimumAirtimeS":0.28}}
{"id":"public-frontside-180-moon-20261015","kind":"single","prompt":"A skater attempts a frontside 180 on the Moon. The board makes a frontside half-turn around the vertical axis (board rotation only; rider body rotation is not scored).\nUse gravity 1.62 m/s^2 and upward launch speed 1.033 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0.5,\"cross\":0},\"airtimeS\":1.275,\"peakHeightM\":0.329,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"frontside-180","world":"moon","gravity":1.62,"launchSpeed":1.033,"minimumAirtimeS":0.28}}
{"id":"public-frontside-180-mars-20261015","kind":"single","prompt":"A skater attempts a frontside 180 on Mars. The board makes a frontside half-turn around the vertical axis (board rotation only; rider body rotation is not scored).\nUse gravity 3.71 m/s^2 and upward launch speed 0.448 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.28 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0.5,\"cross\":0},\"airtimeS\":0.242,\"peakHeightM\":0.027,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"frontside-180","world":"mars","gravity":3.71,"launchSpeed":0.448,"minimumAirtimeS":0.28}}
{"id":"public-varial-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a varial kickflip on Earth. A kickflip is combined with a backside half shove-it.\nUse gravity 9.81 m/s^2 and upward launch speed 3.307 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.674,\"peakHeightM\":0.557,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"varial-kickflip","world":"earth","gravity":9.81,"launchSpeed":3.307,"minimumAirtimeS":0.48}}
{"id":"public-varial-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a varial kickflip on the Moon. A kickflip is combined with a backside half shove-it.\nUse gravity 1.62 m/s^2 and upward launch speed 0.309 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.381,\"peakHeightM\":0.029,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"varial-kickflip","world":"moon","gravity":1.62,"launchSpeed":0.309,"minimumAirtimeS":0.48}}
{"id":"public-varial-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a varial kickflip on Mars. A kickflip is combined with a backside half shove-it.\nUse gravity 3.71 m/s^2 and upward launch speed 2.064 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":1.113,\"peakHeightM\":0.574,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"varial-kickflip","world":"mars","gravity":3.71,"launchSpeed":2.064,"minimumAirtimeS":0.48}}
{"id":"public-360-flip-earth-20261015","kind":"single","prompt":"A skater attempts a 360 flip on Earth. A kickflip is combined with one backside vertical-axis turn.\nUse gravity 9.81 m/s^2 and upward launch speed 3.521 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-1,\"cross\":0},\"airtimeS\":0.718,\"peakHeightM\":0.632,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"360-flip","world":"earth","gravity":9.81,"launchSpeed":3.521,"minimumAirtimeS":0.48}}
{"id":"public-360-flip-moon-20261015","kind":"single","prompt":"A skater attempts a 360 flip on the Moon. A kickflip is combined with one backside vertical-axis turn.\nUse gravity 1.62 m/s^2 and upward launch speed 1.732 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-1,\"cross\":0},\"airtimeS\":2.138,\"peakHeightM\":0.926,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"360-flip","world":"moon","gravity":1.62,"launchSpeed":1.732,"minimumAirtimeS":0.48}}
{"id":"public-360-flip-mars-20261015","kind":"single","prompt":"A skater attempts a 360 flip on Mars. A kickflip is combined with one backside vertical-axis turn.\nUse gravity 3.71 m/s^2 and upward launch speed 0.523 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":-1,\"cross\":0},\"airtimeS\":0.282,\"peakHeightM\":0.037,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"360-flip","world":"mars","gravity":3.71,"launchSpeed":0.523,"minimumAirtimeS":0.48}}
{"id":"public-hardflip-earth-20261015","kind":"single","prompt":"A skater attempts a hardflip on Earth. A kickflip is combined with a frontside half shove-it.\nUse gravity 9.81 m/s^2 and upward launch speed 1.009 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0.5,\"cross\":0},\"airtimeS\":0.206,\"peakHeightM\":0.052,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"hardflip","world":"earth","gravity":9.81,"launchSpeed":1.009,"minimumAirtimeS":0.48}}
{"id":"public-hardflip-moon-20261015","kind":"single","prompt":"A skater attempts a hardflip on the Moon. A kickflip is combined with a frontside half shove-it.\nUse gravity 1.62 m/s^2 and upward launch speed 0.988 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0.5,\"cross\":0},\"airtimeS\":1.22,\"peakHeightM\":0.301,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"hardflip","world":"moon","gravity":1.62,"launchSpeed":0.988,"minimumAirtimeS":0.48}}
{"id":"public-hardflip-mars-20261015","kind":"single","prompt":"A skater attempts a hardflip on Mars. A kickflip is combined with a frontside half shove-it.\nUse gravity 3.71 m/s^2 and upward launch speed 2.162 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0.5,\"cross\":0},\"airtimeS\":1.165,\"peakHeightM\":0.63,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"hardflip","world":"mars","gravity":3.71,"launchSpeed":2.162,"minimumAirtimeS":0.48}}
{"id":"public-impossible-earth-20261015","kind":"single","prompt":"A skater attempts an impossible on Earth. The board wraps once nose-forward around the back foot, modeled on the cross axis.\nUse gravity 9.81 m/s^2 and upward launch speed 3.223 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1},\"airtimeS\":0.657,\"peakHeightM\":0.529,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"impossible","world":"earth","gravity":9.81,"launchSpeed":3.223,"minimumAirtimeS":0.48}}
{"id":"public-impossible-moon-20261015","kind":"single","prompt":"A skater attempts an impossible on the Moon. The board wraps once nose-forward around the back foot, modeled on the cross axis.\nUse gravity 1.62 m/s^2 and upward launch speed 0.313 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1},\"airtimeS\":0.386,\"peakHeightM\":0.03,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"impossible","world":"moon","gravity":1.62,"launchSpeed":0.313,"minimumAirtimeS":0.48}}
{"id":"public-impossible-mars-20261015","kind":"single","prompt":"A skater attempts an impossible on Mars. The board wraps once nose-forward around the back foot, modeled on the cross axis.\nUse gravity 3.71 m/s^2 and upward launch speed 0.784 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1},\"airtimeS\":0.423,\"peakHeightM\":0.083,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"impossible","world":"mars","gravity":3.71,"launchSpeed":0.784,"minimumAirtimeS":0.48}}
{"id":"public-laser-flip-earth-20261015","kind":"single","prompt":"A skater attempts a laser flip on Earth. A heelflip is combined with one frontside vertical-axis turn.\nUse gravity 9.81 m/s^2 and upward launch speed 1.078 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":1,\"cross\":0},\"airtimeS\":0.22,\"peakHeightM\":0.059,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"laser-flip","world":"earth","gravity":9.81,"launchSpeed":1.078,"minimumAirtimeS":0.48}}
{"id":"public-laser-flip-moon-20261015","kind":"single","prompt":"A skater attempts a laser flip on the Moon. A heelflip is combined with one frontside vertical-axis turn.\nUse gravity 1.62 m/s^2 and upward launch speed 0.315 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":1,\"cross\":0},\"airtimeS\":0.389,\"peakHeightM\":0.031,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"laser-flip","world":"moon","gravity":1.62,"launchSpeed":0.315,"minimumAirtimeS":0.48}}
{"id":"public-laser-flip-mars-20261015","kind":"single","prompt":"A skater attempts a laser flip on Mars. A heelflip is combined with one frontside vertical-axis turn.\nUse gravity 3.71 m/s^2 and upward launch speed 2.56 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.48 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1,\"vertical\":1,\"cross\":0},\"airtimeS\":1.38,\"peakHeightM\":0.883,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"laser-flip","world":"mars","gravity":3.71,"launchSpeed":2.56,"minimumAirtimeS":0.48}}
{"id":"public-nollie-earth-20261015","kind":"single","prompt":"A skater attempts a nollie on Earth. The board rises from a nose pop without a flip or spin.\nUse gravity 9.81 m/s^2 and upward launch speed 0.489 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":0.1,\"peakHeightM\":0.012,\"landsWheelsDown\":true,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"nollie","world":"earth","gravity":9.81,"launchSpeed":0.489,"minimumAirtimeS":0.2}}
{"id":"public-nollie-moon-20261015","kind":"single","prompt":"A skater attempts a nollie on the Moon. The board rises from a nose pop without a flip or spin.\nUse gravity 1.62 m/s^2 and upward launch speed 1.935 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":2.389,\"peakHeightM\":1.156,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"nollie","world":"moon","gravity":1.62,"launchSpeed":1.935,"minimumAirtimeS":0.2}}
{"id":"public-nollie-mars-20261015","kind":"single","prompt":"A skater attempts a nollie on Mars. The board rises from a nose pop without a flip or spin.\nUse gravity 3.71 m/s^2 and upward launch speed 1.577 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.2 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0},\"airtimeS\":0.85,\"peakHeightM\":0.335,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"nollie","world":"mars","gravity":3.71,"launchSpeed":1.577,"minimumAirtimeS":0.2}}
{"id":"public-late-flip-earth-20261015","kind":"single","prompt":"A skater attempts a late flip on Earth. After a delay in the air, the board makes one kickflip-direction roll.\nUse gravity 9.81 m/s^2 and upward launch speed 3.582 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.65 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.73,\"peakHeightM\":0.654,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"late-flip","world":"earth","gravity":9.81,"launchSpeed":3.582,"minimumAirtimeS":0.65}}
{"id":"public-late-flip-moon-20261015","kind":"single","prompt":"A skater attempts a late flip on the Moon. After a delay in the air, the board makes one kickflip-direction roll.\nUse gravity 1.62 m/s^2 and upward launch speed 2.048 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.65 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":2.528,\"peakHeightM\":1.295,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"late-flip","world":"moon","gravity":1.62,"launchSpeed":2.048,"minimumAirtimeS":0.65}}
{"id":"public-late-flip-mars-20261015","kind":"single","prompt":"A skater attempts a late flip on Mars. After a delay in the air, the board makes one kickflip-direction roll.\nUse gravity 3.71 m/s^2 and upward launch speed 1.765 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.65 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1,\"vertical\":0,\"cross\":0},\"airtimeS\":0.951,\"peakHeightM\":0.42,\"landsWheelsDown\":true,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"late-flip","world":"mars","gravity":3.71,"launchSpeed":1.765,"minimumAirtimeS":0.65}}
{"id":"public-half-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a half kickflip on Earth. The board makes only a half kickflip-direction roll along its length and comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 1.3 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.265,\"peakHeightM\":0.086,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-kickflip","world":"earth","gravity":9.81,"launchSpeed":1.3,"minimumAirtimeS":0.34}}
{"id":"public-half-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a half kickflip on the Moon. The board makes only a half kickflip-direction roll along its length and comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 0.848 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":1.047,\"peakHeightM\":0.222,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-kickflip","world":"moon","gravity":1.62,"launchSpeed":0.848,"minimumAirtimeS":0.34}}
{"id":"public-half-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a half kickflip on Mars. The board makes only a half kickflip-direction roll along its length and comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 0.34 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.183,\"peakHeightM\":0.016,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-kickflip","world":"mars","gravity":3.71,"launchSpeed":0.34,"minimumAirtimeS":0.34}}
{"id":"public-half-heelflip-earth-20261015","kind":"single","prompt":"A skater attempts a half heelflip on Earth. The board makes only a half roll opposite to a kickflip and comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 3.222 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.657,\"peakHeightM\":0.529,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-heelflip","world":"earth","gravity":9.81,"launchSpeed":3.222,"minimumAirtimeS":0.34}}
{"id":"public-half-heelflip-moon-20261015","kind":"single","prompt":"A skater attempts a half heelflip on the Moon. The board makes only a half roll opposite to a kickflip and comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 0.763 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.942,\"peakHeightM\":0.18,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-heelflip","world":"moon","gravity":1.62,"launchSpeed":0.763,"minimumAirtimeS":0.34}}
{"id":"public-half-heelflip-mars-20261015","kind":"single","prompt":"A skater attempts a half heelflip on Mars. The board makes only a half roll opposite to a kickflip and comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 1.53 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.34 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.825,\"peakHeightM\":0.315,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-heelflip","world":"mars","gravity":3.71,"launchSpeed":1.53,"minimumAirtimeS":0.34}}
{"id":"public-half-varial-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a half varial kickflip on Earth. A half kickflip is combined with a backside half shove-it; the board comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 1.461 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.298,\"peakHeightM\":0.109,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-varial-kickflip","world":"earth","gravity":9.81,"launchSpeed":1.461,"minimumAirtimeS":0.4}}
{"id":"public-half-varial-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a half varial kickflip on the Moon. A half kickflip is combined with a backside half shove-it; the board comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 0.786 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.97,\"peakHeightM\":0.191,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-varial-kickflip","world":"moon","gravity":1.62,"launchSpeed":0.786,"minimumAirtimeS":0.4}}
{"id":"public-half-varial-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a half varial kickflip on Mars. A half kickflip is combined with a backside half shove-it; the board comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 0.463 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.25,\"peakHeightM\":0.029,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-varial-kickflip","world":"mars","gravity":3.71,"launchSpeed":0.463,"minimumAirtimeS":0.4}}
{"id":"public-half-360-flip-earth-20261015","kind":"single","prompt":"A skater attempts a half 360 flip on Earth. A half kickflip is combined with one backside vertical-axis turn; the board comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 1.232 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-1,\"cross\":0},\"airtimeS\":0.251,\"peakHeightM\":0.077,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-360-flip","world":"earth","gravity":9.81,"launchSpeed":1.232,"minimumAirtimeS":0.42}}
{"id":"public-half-360-flip-moon-20261015","kind":"single","prompt":"A skater attempts a half 360 flip on the Moon. A half kickflip is combined with one backside vertical-axis turn; the board comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 0.302 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-1,\"cross\":0},\"airtimeS\":0.373,\"peakHeightM\":0.028,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-360-flip","world":"moon","gravity":1.62,"launchSpeed":0.302,"minimumAirtimeS":0.42}}
{"id":"public-half-360-flip-mars-20261015","kind":"single","prompt":"A skater attempts a half 360 flip on Mars. A half kickflip is combined with one backside vertical-axis turn; the board comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 1.388 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":-1,\"cross\":0},\"airtimeS\":0.748,\"peakHeightM\":0.26,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-360-flip","world":"mars","gravity":3.71,"launchSpeed":1.388,"minimumAirtimeS":0.42}}
{"id":"public-half-hardflip-earth-20261015","kind":"single","prompt":"A skater attempts a half hardflip on Earth. A half kickflip is combined with a frontside half shove-it; the board comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 1.37 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0.5,\"cross\":0},\"airtimeS\":0.279,\"peakHeightM\":0.096,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-hardflip","world":"earth","gravity":9.81,"launchSpeed":1.37,"minimumAirtimeS":0.4}}
{"id":"public-half-hardflip-moon-20261015","kind":"single","prompt":"A skater attempts a half hardflip on the Moon. A half kickflip is combined with a frontside half shove-it; the board comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 1.647 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0.5,\"cross\":0},\"airtimeS\":2.033,\"peakHeightM\":0.837,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-hardflip","world":"moon","gravity":1.62,"launchSpeed":1.647,"minimumAirtimeS":0.4}}
{"id":"public-half-hardflip-mars-20261015","kind":"single","prompt":"A skater attempts a half hardflip on Mars. A half kickflip is combined with a frontside half shove-it; the board comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 0.64 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0.5,\"cross\":0},\"airtimeS\":0.345,\"peakHeightM\":0.055,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-hardflip","world":"mars","gravity":3.71,"launchSpeed":0.64,"minimumAirtimeS":0.4}}
{"id":"public-half-impossible-earth-20261015","kind":"single","prompt":"A skater attempts a half impossible on Earth. The board wraps only halfway nose-forward around the back foot, modeled on the cross axis.\nUse gravity 9.81 m/s^2 and upward launch speed 2.319 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0.5},\"airtimeS\":0.473,\"peakHeightM\":0.274,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-impossible","world":"earth","gravity":9.81,"launchSpeed":2.319,"minimumAirtimeS":0.4}}
{"id":"public-half-impossible-moon-20261015","kind":"single","prompt":"A skater attempts a half impossible on the Moon. The board wraps only halfway nose-forward around the back foot, modeled on the cross axis.\nUse gravity 1.62 m/s^2 and upward launch speed 0.965 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0.5},\"airtimeS\":1.191,\"peakHeightM\":0.287,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-impossible","world":"moon","gravity":1.62,"launchSpeed":0.965,"minimumAirtimeS":0.4}}
{"id":"public-half-impossible-mars-20261015","kind":"single","prompt":"A skater attempts a half impossible on Mars. The board wraps only halfway nose-forward around the back foot, modeled on the cross axis.\nUse gravity 3.71 m/s^2 and upward launch speed 2.737 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.4 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":0.5},\"airtimeS\":1.475,\"peakHeightM\":1.01,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-impossible","world":"mars","gravity":3.71,"launchSpeed":2.737,"minimumAirtimeS":0.4}}
{"id":"public-half-laser-flip-earth-20261015","kind":"single","prompt":"A skater attempts a half laser flip on Earth. A half heelflip is combined with one frontside vertical-axis turn; the board comes down on its side.\nUse gravity 9.81 m/s^2 and upward launch speed 0.968 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":1,\"cross\":0},\"airtimeS\":0.197,\"peakHeightM\":0.048,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-laser-flip","world":"earth","gravity":9.81,"launchSpeed":0.968,"minimumAirtimeS":0.42}}
{"id":"public-half-laser-flip-moon-20261015","kind":"single","prompt":"A skater attempts a half laser flip on the Moon. A half heelflip is combined with one frontside vertical-axis turn; the board comes down on its side.\nUse gravity 1.62 m/s^2 and upward launch speed 1.053 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":1,\"cross\":0},\"airtimeS\":1.3,\"peakHeightM\":0.342,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-laser-flip","world":"moon","gravity":1.62,"launchSpeed":1.053,"minimumAirtimeS":0.42}}
{"id":"public-half-laser-flip-mars-20261015","kind":"single","prompt":"A skater attempts a half laser flip on Mars. A half heelflip is combined with one frontside vertical-axis turn; the board comes down on its side.\nUse gravity 3.71 m/s^2 and upward launch speed 0.694 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.42 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-0.5,\"vertical\":1,\"cross\":0},\"airtimeS\":0.374,\"peakHeightM\":0.065,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-laser-flip","world":"mars","gravity":3.71,"launchSpeed":0.694,"minimumAirtimeS":0.42}}
{"id":"public-half-late-flip-earth-20261015","kind":"single","prompt":"A skater attempts a half late flip on Earth. After a delay in the air, the board makes only a half kickflip-direction roll.\nUse gravity 9.81 m/s^2 and upward launch speed 2.733 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.45 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.557,\"peakHeightM\":0.381,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"half-late-flip","world":"earth","gravity":9.81,"launchSpeed":2.733,"minimumAirtimeS":0.45}}
{"id":"public-half-late-flip-moon-20261015","kind":"single","prompt":"A skater attempts a half late flip on the Moon. After a delay in the air, the board makes only a half kickflip-direction roll.\nUse gravity 1.62 m/s^2 and upward launch speed 0.302 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.45 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.373,\"peakHeightM\":0.028,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-late-flip","world":"moon","gravity":1.62,"launchSpeed":0.302,"minimumAirtimeS":0.45}}
{"id":"public-half-late-flip-mars-20261015","kind":"single","prompt":"A skater attempts a half late flip on Mars. After a delay in the air, the board makes only a half kickflip-direction roll.\nUse gravity 3.71 m/s^2 and upward launch speed 0.354 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.45 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.191,\"peakHeightM\":0.017,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"half-late-flip","world":"mars","gravity":3.71,"launchSpeed":0.354,"minimumAirtimeS":0.45}}
{"id":"public-one-and-a-half-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half kickflip on Earth. The board makes one and a half kickflip-direction rolls along its length and cannot land on its wheels.\nUse gravity 9.81 m/s^2 and upward launch speed 1.288 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.263,\"peakHeightM\":0.085,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-kickflip","world":"earth","gravity":9.81,"launchSpeed":1.288,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half kickflip on the Moon. The board makes one and a half kickflip-direction rolls along its length and cannot land on its wheels.\nUse gravity 1.62 m/s^2 and upward launch speed 1.094 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":1.351,\"peakHeightM\":0.369,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-kickflip","world":"moon","gravity":1.62,"launchSpeed":1.094,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half kickflip on Mars. The board makes one and a half kickflip-direction rolls along its length and cannot land on its wheels.\nUse gravity 3.71 m/s^2 and upward launch speed 2.696 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":1.453,\"peakHeightM\":0.98,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-kickflip","world":"mars","gravity":3.71,"launchSpeed":2.696,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-heelflip-earth-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half heelflip on Earth. The board makes one and a half rolls opposite to a kickflip and cannot land on its wheels.\nUse gravity 9.81 m/s^2 and upward launch speed 2.023 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.412,\"peakHeightM\":0.209,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-heelflip","world":"earth","gravity":9.81,"launchSpeed":2.023,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-heelflip-moon-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half heelflip on the Moon. The board makes one and a half rolls opposite to a kickflip and cannot land on its wheels.\nUse gravity 1.62 m/s^2 and upward launch speed 0.48 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":0.593,\"peakHeightM\":0.071,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-heelflip","world":"moon","gravity":1.62,"launchSpeed":0.48,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-heelflip-mars-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half heelflip on Mars. The board makes one and a half rolls opposite to a kickflip and cannot land on its wheels.\nUse gravity 3.71 m/s^2 and upward launch speed 2.446 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.75 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":-1.5,\"vertical\":0,\"cross\":0},\"airtimeS\":1.319,\"peakHeightM\":0.806,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-heelflip","world":"mars","gravity":3.71,"launchSpeed":2.446,"minimumAirtimeS":0.75}}
{"id":"public-one-and-a-half-impossible-earth-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half impossible on Earth. The board wraps one and a half times nose-forward around the back foot, modeled on the cross axis.\nUse gravity 9.81 m/s^2 and upward launch speed 1.51 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1.5},\"airtimeS\":0.308,\"peakHeightM\":0.116,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-impossible","world":"earth","gravity":9.81,"launchSpeed":1.51,"minimumAirtimeS":0.8}}
{"id":"public-one-and-a-half-impossible-moon-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half impossible on the Moon. The board wraps one and a half times nose-forward around the back foot, modeled on the cross axis.\nUse gravity 1.62 m/s^2 and upward launch speed 0.357 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1.5},\"airtimeS\":0.441,\"peakHeightM\":0.039,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-impossible","world":"moon","gravity":1.62,"launchSpeed":0.357,"minimumAirtimeS":0.8}}
{"id":"public-one-and-a-half-impossible-mars-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half impossible on Mars. The board wraps one and a half times nose-forward around the back foot, modeled on the cross axis.\nUse gravity 3.71 m/s^2 and upward launch speed 0.547 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":0,\"vertical\":0,\"cross\":1.5},\"airtimeS\":0.295,\"peakHeightM\":0.04,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-impossible","world":"mars","gravity":3.71,"launchSpeed":0.547,"minimumAirtimeS":0.8}}
{"id":"public-one-and-a-half-varial-kickflip-earth-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half varial kickflip on Earth. One and a half kickflip-direction rolls are combined with a backside half shove-it; the board cannot land on its wheels.\nUse gravity 9.81 m/s^2 and upward launch speed 0.639 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.13,\"peakHeightM\":0.021,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-varial-kickflip","world":"earth","gravity":9.81,"launchSpeed":0.639,"minimumAirtimeS":0.8}}
{"id":"public-one-and-a-half-varial-kickflip-moon-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half varial kickflip on the Moon. One and a half kickflip-direction rolls are combined with a backside half shove-it; the board cannot land on its wheels.\nUse gravity 1.62 m/s^2 and upward launch speed 0.344 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":0.425,\"peakHeightM\":0.037,\"landsWheelsDown\":false,\"canFlipFinishInAir\":false}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-varial-kickflip","world":"moon","gravity":1.62,"launchSpeed":0.344,"minimumAirtimeS":0.8}}
{"id":"public-one-and-a-half-varial-kickflip-mars-20261015","kind":"single","prompt":"A skater attempts a one-and-a-half varial kickflip on Mars. One and a half kickflip-direction rolls are combined with a backside half shove-it; the board cannot land on its wheels.\nUse gravity 3.71 m/s^2 and upward launch speed 2.614 m/s. Ignore drag and landing height differences. Airtime is 2*v0/g; peak height is v0^2/(2*g). Rotations are in full turns (1 means one 360° rotation on that axis). Viewed from tail toward nose: kickflip is positive long, heelflip negative long, frontside positive vertical, backside negative vertical, nose-forward positive cross. This trick needs at least 0.8 s to finish. Set landsWheelsDown true only when the long- and cross-axis turns are whole numbers; set canFlipFinishInAir true only when the airtime meets that minimum. Return only JSON: {\"rotations\":{\"long\":number,\"vertical\":number,\"cross\":number},\"airtimeS\":number,\"peakHeightM\":number,\"landsWheelsDown\":boolean,\"canFlipFinishInAir\":boolean}. Round calculated values to three decimals.","expected":"{\"rotations\":{\"long\":1.5,\"vertical\":-0.5,\"cross\":0},\"airtimeS\":1.409,\"peakHeightM\":0.921,\"landsWheelsDown\":false,\"canFlipFinishInAir\":true}","metadata":{"seed":20261015,"split":"public","trick":"one-and-a-half-varial-kickflip","world":"mars","gravity":3.71,"launchSpeed":2.614,"minimumAirtimeS":0.8}}