story: [Lynn] is making a salad for her husband [Joshua] and her son [Clarence]. [Joshua]'s mother [Frances] showed up with dessert.
query: ('Lynn', 'Frances')
clean_story: [Lynn] is making a salad for her husband [Joshua] and her son [Clarence]. [Joshua]'s mother [Frances] showed up with dessert.
proof_state: [{('Lynn', 'mother-in-law', 'Frances'): [('Lynn', 'husband', 'Joshua'), ('Joshua', 'mother', 'Frances')]}, {('Joshua', 'mother', 'Frances'): [('Joshua', 'son', 'Clarence'), ('Clarence', 'grandmother', 'Frances')]}]
edge_types: ['husband', 'son', 'grandmother']