story: [Dana] hit his brother [John] in the head. [Ellen] just celebrated her first wedding anniversary with her husband [John]. [Otto] wanted his son, [John], to go fishing with him.
query: ('Ellen', 'Otto')
clean_story: [Ellen] just celebrated her first wedding anniversary with her husband [John]. [Otto] wanted his son, [John], to go fishing with him.
proof_state: [{('Ellen', 'father-in-law', 'Otto'): [('Ellen', 'husband', 'John'), ('John', 'father', 'Otto')]}]