story: [Lucille] is on a bowling team with her husband, [Alfred] and her father, [Christopher]. They play every Saturday.
query: ('Christopher', 'Alfred')
clean_story: [Lucille] is on a bowling team with her husband, [Alfred] and her father, [Christopher]. They play every Saturday.
proof_state: [{('Christopher', 'son-in-law', 'Alfred'): [('Christopher', 'daughter', 'Lucille'), ('Lucille', 'husband', 'Alfred')]}]