story: [April] took her daughter [Melba] to the park. [Melba] was sad her sister [Sharon] could not join. [Patricia], who is the sister of [April], is a lovely girl. [Nicole] had a daughter named [Patricia].
query: ('Sharon', 'Nicole')
clean_story: [April] took her daughter [Melba] to the park. [Melba] was sad her sister [Sharon] could not join. [Patricia], who is the sister of [April], is a lovely girl. [Nicole] had a daughter named [Patricia].
proof_state: [{('Sharon', 'grandmother', 'Nicole'): [('Sharon', 'mother', 'April'), ('April', 'mother', 'Nicole')]}, {('Sharon', 'mother', 'April'): [('Sharon', 'sister', 'Melba'), ('Melba', 'mother', 'April')]}, {('April', 'mother', 'Nicole'): [('April', 'sister', 'Patricia'), ('Patricia', 'mother', 'Nicole')]}]
edge_types: ['sister', 'mother', 'sister', 'mother']