{
  "env": "arena-endoluminal-navigation-arm",
  "glm_score": 2,
  "glm_rationale": "Identical to the other endoluminal frame: an extremely blurry gray-blob scene with a single straight line, lacking any realistic tissue texture, shading gradient, or plausible anatomy.",
  "lead_note": "Same fluoroscopy sensor 256x256 view as arena-endoluminal-navigation (arm-variant scene, demo mode, last recorded frame): blurred grayscale spine phantom with the straight catheter line. Gaps: identical near-featureless blur, no texture/anatomy detail; nothing in-frame distinguishes the arm variant.",
  "image_path": "/home/robot/workspace/agent-next/task-runs/20261104-surgery-multiarm/bench/realism/arena-endoluminal-navigation-arm.png",
  "counted": false
}