story: [Paul] and his sister [Reta] made a card for [Reta]'s mother [Michelle]. [Stanley] bought his daughter, [Michelle], flowers.
query: ('Stanley', 'Paul')
clean_story: [Stanley] bought his daughter, [Michelle], flowers. [Paul] and his sister [Reta] made a card for [Reta]'s mother [Michelle].
proof_state: [{('Stanley', 'grandson', 'Paul'): [('Stanley', 'granddaughter', 'Reta'), ('Reta', 'brother', 'Paul')]}, {('Stanley', 'granddaughter', 'Reta'): [('Stanley', 'daughter', 'Michelle'), ('Michelle', 'daughter', 'Reta')]}]