story: [Connie] and [Karen] enjoyed a day at the park with their mother [Marian]. [Connie] was upset that her brother [Sidney] could not come to the park.
query: ('Sidney', 'Karen')
clean_story: [Connie] and [Karen] enjoyed a day at the park with their mother [Marian]. [Connie] was upset that her brother [Sidney] could not come to the park.
proof_state: [{('Sidney', 'sister', 'Karen'): [('Sidney', 'mother', 'Marian'), ('Marian', 'daughter', 'Karen')]}, {('Sidney', 'mother', 'Marian'): [('Sidney', 'sister', 'Connie'), ('Connie', 'mother', 'Marian')]}]