story: [Christopher] and his sister [Lisa] were wrapping gifts for Christmas. [Christopher]'s daughter [Angela] desperately wanted to join them.
query: ('Lisa', 'Angela')
clean_story: [Christopher] and his sister [Lisa] were wrapping gifts for Christmas. [Christopher]'s daughter [Angela] desperately wanted to join them.
proof_state: [{('Lisa', 'niece', 'Angela'): [('Lisa', 'brother', 'Christopher'), ('Christopher', 'daughter', 'Angela')]}]