story: [Julia] decided to give her uncle, [Benjamin], a call on his birthday. [Frank] took his son [Charles] and his daughter [Rachel] out for pizza. [Julia] enjoys playing cards with her brother. His name is [Charles].
query: ('Rachel', 'Benjamin')
clean_story: [Frank] took his son [Charles] and his daughter [Rachel] out for pizza. [Julia] enjoys playing cards with her brother. His name is [Charles]. [Julia] decided to give her uncle, [Benjamin], a call on his birthday.
proof_state: [{('Rachel', 'uncle', 'Benjamin'): [('Rachel', 'father', 'Frank'), ('Frank', 'brother', 'Benjamin')]}, {('Frank', 'brother', 'Benjamin'): [('Frank', 'daughter', 'Julia'), ('Julia', 'uncle', 'Benjamin')]}, {('Frank', 'daughter', 'Julia'): [('Frank', 'son', 'Charles'), ('Charles', 'sister', 'Julia')]}]
edge_types: ['father', 'son', 'sister', 'uncle']