story: [Francisco] and [Alfred] were getting ready for [Carol]'s birthday party. [Rudolph] was runnning late. [Francisco] bought his sister [Louise] a video game for her birthday. She said it was her favorite game and gave him a big hug.
query: ('Alfred', 'Carol')
clean_story: [Francisco] and [Alfred] were getting ready for [Carol]'s birthday party. [Rudolph] was runnning late.
proof_state: [{('Alfred', 'sister', 'Carol'): [('Alfred', 'father', 'Rudolph'), ('Rudolph', 'daughter', 'Carol')]}, {('Alfred', 'father', 'Rudolph'): [('Alfred', 'son', 'Francisco'), ('Francisco', 'grandfather', 'Rudolph')]}]