{"reward":0.333304,"geometry_similarity":0.21872469861247948,"cad_spec_consistency":0.7,"combined":0.3333039576708206,"geometry_similarity_reason":"reference.FCStd vs answer.FCStd: overall=0.219 [solid_count=1 (matched)] (surface_types=0.000, volume=0.000, surface_area=1.000, principal_moments=0.437, icp=0.000); surface_types_diff=100.000% (Far); volume_diff=2.479% (Far); surface_area_diff=0.484% (Matched); bbox_diff=0.000% (OCCT OBB; gate passed); principal_moments_diff=3.654% (Close); icp[reference.FCStd vs answer.FCStd: reward=0.000 rmse=2.2983e+00 max_residual=1.7622e+01 mm]","cad_spec_consistency_reason":"spec.json vs answer.FCStd: spec_score=0.700 (21/24 consistent, 0 inconsistent, 3 not_found; failure_budget=10)"}