story: [Lisa] was sewing a sweater for her sister [Carol]. [Mark] was delighted to watch his son [Richard] steal third base in the Championship baseball game. [Carol]'s son, [David], went with her to the store to buy candy for Halloween. [Carol] bought her son [Richard] a basketball for his birthday.
query: ('Mark', 'Lisa')
clean_story: [Mark] was delighted to watch his son [Richard] steal third base in the Championship baseball game. [Carol] bought her son [Richard] a basketball for his birthday. [Lisa] was sewing a sweater for her sister [Carol].
proof_state: [{('Mark', 'sister', 'Lisa'): [('Mark', 'son', 'Richard'), ('Richard', 'aunt', 'Lisa')]}, {('Richard', 'aunt', 'Lisa'): [('Richard', 'mother', 'Carol'), ('Carol', 'sister', 'Lisa')]}]