story: [Ellis] love his brother [Matthew]. They are always playing together. [Sandra] baked a cake for her son [Matthew]. [Sandra] invited her father [Stanley] to dinner.
query: ('Stanley', 'Ellis')
clean_story: [Sandra] invited her father [Stanley] to dinner. [Sandra] baked a cake for her son [Matthew]. [Ellis] love his brother [Matthew]. They are always playing together.
proof_state: [{('Stanley', 'grandson', 'Ellis'): [('Stanley', 'grandson', 'Matthew'), ('Matthew', 'brother', 'Ellis')]}, {('Stanley', 'grandson', 'Matthew'): [('Stanley', 'daughter', 'Sandra'), ('Sandra', 'son', 'Matthew')]}]