{
  "schemaVersion": 1,
  "creation": "Original schematic, not calibrated optics",
  "fixed": [
    "camera",
    "lamp at authored image (222,405)",
    "wall and two wall seams",
    "horizontal rail"
  ],
  "moving": [
    "coral disc on its original sliding short stem"
  ],
  "causalRelationship": "lamp to suspended occluder to wall shadow",
  "occluderNotTouchingWall": true,
  "sourceInputCount": 1,
  "modelOutput": false
}