{"reward":0.615385,"geometry_similarity":0.5000010523547074,"cad_spec_consistency":0.8,"combined":0.6153854124336894,"geometry_similarity_reason":"reference.FCStd vs answer.FCStd: overall=0.500 [solid_count=1 (matched)] (surface_types=1.000, volume=1.000, surface_area=1.000, principal_moments=1.000, icp=0.000); surface_types_diff=0.047% (Matched); volume_diff=0.023% (Matched); surface_area_diff=0.045% (Matched); bbox_diff=0.000% (OCCT OBB; gate passed); principal_moments_diff=0.032% (Matched); icp[reference.FCStd vs answer.FCStd: reward=0.000 rmse=1.7303e+00 max_residual=1.2406e+01 mm]","cad_spec_consistency_reason":"spec.json vs answer.FCStd: spec_score=0.800 (22/24 consistent, 0 inconsistent, 2 not_found; failure_budget=10)"}