{
  "images": 3000,
  "scenario_distribution": {
    "incline": 500,
    "hanging_mass": 500,
    "atwood_machine": 500,
    "wall_push": 500,
    "elevator": 500,
    "banked_curve": 500
  },
  "preset_distribution": {
    "equilibrium": 750,
    "accelerating": 750,
    "missing_force": 750,
    "wrong_diagram": 750
  }
}