{
  "schema_version": "v0",
  "experiment_id": "EXP4-reentrance",
  "question": "Is edge recovery a function of edge class (tree / merge / back)?",
  "claim_on_trial": "clm_685599829f934634",
  "inputs": "8 shapes, per-edge classed ground truth, 2 renderings, 2 instruments, relgraph_v0",
  "evaluation": "per-edge recovery via GED node alignment; rates by class; the experiment is designed to be able to refute the claim",
  "defined_at": "2026-08-21T13:49:00-0700"
}