story: [Seth] and his grandmother [Mary] went to the science museum. They both had fun, and learned some things, too. [Arthur] enjoys going fishing with his brother. His name is [Warren]. [Seth] and his brother [Warren] always played pranks on each other [Warren] was disappointed that his father, [Alvin], would n't be at the play to see him perform. [Warren] took his son [Alvin] out to play gold later that night. [Warren] played chess with his brother [Arthur].
query: ('Warren', 'Mary')
clean_story: [Warren] was disappointed that his father, [Alvin], would n't be at the play to see him perform. [Warren] took his son [Alvin] out to play gold later that night. [Arthur] enjoys going fishing with his brother. His name is [Warren]. [Warren] played chess with his brother [Arthur]. [Seth] and his brother [Warren] always played pranks on each other [Seth] and his grandmother [Mary] went to the science museum. They both had fun, and learned some things, too.
proof_state: [{('Warren', 'grandmother', 'Mary'): [('Warren', 'father', 'Alvin'), ('Alvin', 'mother', 'Mary')]}, {('Alvin', 'mother', 'Mary'): [('Alvin', 'son', 'Seth'), ('Seth', 'grandmother', 'Mary')]}, {('Alvin', 'son', 'Seth'): [('Alvin', 'son', 'Arthur'), ('Arthur', 'brother', 'Seth')]}, {('Alvin', 'son', 'Arthur'): [('Alvin', 'son', 'Warren'), ('Warren', 'brother', 'Arthur')]}, {('Arthur', 'brother', 'Seth'): [('Arthur', 'brother', 'Warren'), ('Warren', 'brother', 'Seth')]}]
edge_types: ['father', 'son', 'brother', 'brother', 'brother', 'grandmother']