story: [Nicolas] went to the game with his sister [June]. [Clarence] went to the museum with his grandson [Nicolas].
query: ('Clarence', 'June')
clean_story: [Clarence] went to the museum with his grandson [Nicolas]. [Nicolas] went to the game with his sister [June].
proof_state: [{('Clarence', 'granddaughter', 'June'): [('Clarence', 'grandson', 'Nicolas'), ('Nicolas', 'sister', 'June')]}]
edge_types: ['grandson', 'sister']