story: [Valerie]'s son [Clarence] and daughter [Annie] helped [Clarence]'s father [Alan] paint his house.
query: ('Alan', 'Annie')
clean_story: [Valerie]'s son [Clarence] and daughter [Annie] helped [Clarence]'s father [Alan] paint his house.
proof_state: [{('Alan', 'daughter', 'Annie'): [('Alan', 'son', 'Clarence'), ('Clarence', 'sister', 'Annie')]}, {('Clarence', 'sister', 'Annie'): [('Clarence', 'mother', 'Valerie'), ('Valerie', 'daughter', 'Annie')]}]