story: [Lisa] baked a cake for her son [David]. [Dorothy]'s nephew, [David], brought her lunch at work.
query: ('Lisa', 'Dorothy')
clean_story: [Lisa] baked a cake for her son [David]. [Dorothy]'s nephew, [David], brought her lunch at work.
proof_state: [{('Lisa', 'sister', 'Dorothy'): [('Lisa', 'son', 'David'), ('David', 'aunt', 'Dorothy')]}]