{
  "task_id": "ASTRO2",
  "input_type": "self-contained numerical problem",
  "inputs_embedded_in_instruction": true,
  "instruction_file": "instruction.md",
  "submission_filename": "candidate.json",
  "submission_schema": {
    "problem_id": "ASTRO2",
    "numeric_fields": [
      "initial_horizon_angular_velocity_rad_s",
      "saturated_black_hole_spin_a_sat",
      "saturated_cloud_boson_number",
      "observed_annihilation_gw_frequency_hz"
    ]
  },
  "field_count": 4
}