{ "challenge_module": "MovingSofaSubmission.Challenge", "solution_module": "MovingSofaSubmission.Solution", "theorem_names": [ "MovingSofa.GerversSofa.ABφθSpec.existsUnique", "MovingSofa.isMovingSofa_gerversSofa", "MovingSofa.sofaConstant_eq_volume_gerversSofa" ], "definition_names": [], "permitted_axioms": [ "propext", "Quot.sound", "Classical.choice" ], "enable_nanoda": true }