story: [Michael] always enjoyed playing with his sister, [Marian], when they were growing up. [Marian] went on a vacation with her brother [Alan]. [Lisa] and her father [Michael] went to the park. They had a wonderful time there, feeding the ducks.
query: ('Lisa', 'Alan')
clean_story: [Lisa] and her father [Michael] went to the park. They had a wonderful time there, feeding the ducks. [Michael] always enjoyed playing with his sister, [Marian], when they were growing up. [Marian] went on a vacation with her brother [Alan].
proof_state: [{('Lisa', 'uncle', 'Alan'): [('Lisa', 'father', 'Michael'), ('Michael', 'brother', 'Alan')]}, {('Michael', 'brother', 'Alan'): [('Michael', 'sister', 'Marian'), ('Marian', 'brother', 'Alan')]}]