story: [Angela] and her sister [May] played a prank on their father [Michael]. [Thomas], [Michael]'s son, did n't participate.
query: ('Thomas', 'May')
clean_story: [Angela] and her sister [May] played a prank on their father [Michael]. [Thomas], [Michael]'s son, did n't participate.
proof_state: [{('Thomas', 'sister', 'May'): [('Thomas', 'sister', 'Angela'), ('Angela', 'sister', 'May')]}, {('Thomas', 'sister', 'Angela'): [('Thomas', 'father', 'Michael'), ('Michael', 'daughter', 'Angela')]}]