story: [William] bought a steak dinner for himself and his brother [Frank]. [Dorothy] invited her daughter [Rachel] to lunch. [Rachel]'s brother [Charles] could n't leave work to join them. [Frank]'s wife, [Dorothy], was thrilled to learn she was pregnant.
query: ('William', 'Charles')
clean_story: [William] bought a steak dinner for himself and his brother [Frank]. [Frank]'s wife, [Dorothy], was thrilled to learn she was pregnant. [Dorothy] invited her daughter [Rachel] to lunch. [Rachel]'s brother [Charles] could n't leave work to join them.
proof_state: [{('William', 'nephew', 'Charles'): [('William', 'brother', 'Frank'), ('Frank', 'son', 'Charles')]}, {('Frank', 'son', 'Charles'): [('Frank', 'daughter', 'Rachel'), ('Rachel', 'brother', 'Charles')]}, {('Frank', 'daughter', 'Rachel'): [('Frank', 'wife', 'Dorothy'), ('Dorothy', 'daughter', 'Rachel')]}]
edge_types: ['brother', 'wife', 'daughter', 'brother']