story: [Stanley] decided to give his son [Alan], for his birthday, the latest version of Apple watch. [Alan] went to the grocery store for his brother [Michael], because he broke his leg. [Sandra] and her brother [Michael] were having a wonderful time at Disneyland.
query: ('Sandra', 'Stanley')
clean_story: [Sandra] and her brother [Michael] were having a wonderful time at Disneyland. [Alan] went to the grocery store for his brother [Michael], because he broke his leg. [Stanley] decided to give his son [Alan], for his birthday, the latest version of Apple watch.
proof_state: [{('Sandra', 'father', 'Stanley'): [('Sandra', 'brother', 'Michael'), ('Michael', 'father', 'Stanley')]}, {('Michael', 'father', 'Stanley'): [('Michael', 'brother', 'Alan'), ('Alan', 'father', 'Stanley')]}]