story: [Sandra] and her sister [Michelle] both wanted to play with the same doll. [Sandra]'s mother, [Molly], told them to share. [May] went shopping at the mall with her mother [Michelle]
query: ('May', 'Molly')
clean_story: [May] went shopping at the mall with her mother [Michelle] [Sandra] and her sister [Michelle] both wanted to play with the same doll. [Sandra]'s mother, [Molly], told them to share.
proof_state: [{('May', 'grandmother', 'Molly'): [('May', 'mother', 'Michelle'), ('Michelle', 'mother', 'Molly')]}, {('Michelle', 'mother', 'Molly'): [('Michelle', 'sister', 'Sandra'), ('Sandra', 'mother', 'Molly')]}]