story: [Sandra] and her brother [Michael] visited [Teresa], [Sandra]'s daughter. [Molly], [Teresa]'s grandmother could n't make it.
query: ('Michael', 'Molly')
clean_story: [Sandra] and her brother [Michael] visited [Teresa], [Sandra]'s daughter. [Molly], [Teresa]'s grandmother could n't make it.
proof_state: [{('Michael', 'mother', 'Molly'): [('Michael', 'sister', 'Sandra'), ('Sandra', 'mother', 'Molly')]}, {('Sandra', 'mother', 'Molly'): [('Sandra', 'daughter', 'Teresa'), ('Teresa', 'grandmother', 'Molly')]}]