story: [Rose]'s daughter [Diana] and brother [Mark] went to the shooting range today. [Lisbeth] was eager to see her niece, [Diana]. They had n't seen each other in ages [Richard] asked his father, [Mark] to help him build a birdhouse.
query: ('Mark', 'Lisbeth')
clean_story: [Rose]'s daughter [Diana] and brother [Mark] went to the shooting range today. [Lisbeth] was eager to see her niece, [Diana]. They had n't seen each other in ages
proof_state: [{('Mark', 'sister', 'Lisbeth'): [('Mark', 'sister', 'Rose'), ('Rose', 'sister', 'Lisbeth')]}, {('Rose', 'sister', 'Lisbeth'): [('Rose', 'daughter', 'Diana'), ('Diana', 'aunt', 'Lisbeth')]}]