{
  "candidates": [
    {
      "id": "flier-F1-cruise",
      "problem": "Could a 60 g flying fish with enlarged fins sustain lift-supported flight at 7 m/s?",
      "description": "HYPOTHETICAL designed flier F1: weight 0.5886 N, lifting area 0.0491 m2 (wing loading 12 N/m2), C_L,max 0.78 (measured on the real fins), sea-level air, cruising at 7 m/s.",
      "source": "physics/flier/spec.json (physics thread design study, 2026-10-31); C_L,max from Park and Choi 2010",
      "accepts": [
        "lift_supported_flight"
      ],
      "commits": {
        "airspeed_m_s": 7,
        "weight_N": "0.5886",
        "lifting_area_m2": "0.04905",
        "air_density_kg_m3": "1.225",
        "max_lift_coefficient": "0.78"
      }
    },
    {
      "id": "flier-F1-too-slow",
      "problem": "The same flier claimed to hold level flight at 4 m/s",
      "description": "Control candidate that should be ELIMINATED by C9: v_min is 5.01 m/s for this wing loading and C_L,max.",
      "source": "physics/flier/spec.json",
      "accepts": [
        "lift_supported_flight"
      ],
      "commits": {
        "airspeed_m_s": 4,
        "weight_N": "0.5886",
        "lifting_area_m2": "0.04905",
        "air_density_kg_m3": "1.225",
        "max_lift_coefficient": "0.78"
      }
    },
    {
      "id": "real-fish-L3-glide",
      "problem": "The real specimen gliding at 15 m/s (field value)",
      "description": "Real fish, measured W, S, C_L,max; quoted field glide speed 15 m/s. Should be CONSISTENT with C9.",
      "source": "physics/results.json interpretation_B",
      "accepts": [
        "lift_supported_flight"
      ],
      "commits": {
        "airspeed_m_s": 15,
        "weight_N": "0.5886",
        "lifting_area_m2": "0.012688",
        "air_density_kg_m3": "1.225",
        "max_lift_coefficient": "0.78"
      }
    }
  ]
}