story: [Jess] plays piano so good that his grandfather [Adam] gifted him a new set this winter. [Maria] gave her brother [Jess] a new sweater for Christmas. [Nancy] took her daughter, [Maria], to lunch.
query: ('Maria', 'Adam')
clean_story: [Maria] gave her brother [Jess] a new sweater for Christmas. [Jess] plays piano so good that his grandfather [Adam] gifted him a new set this winter.
proof_state: [{('Maria', 'grandfather', 'Adam'): [('Maria', 'brother', 'Jess'), ('Jess', 'grandfather', 'Adam')]}]