story: [Donna] had a daughter named [Ashley]. [Kathleen] was eager to spend time with her son, [Lance]. [Ashley] went to the store with her sister [Kathleen]
clean_story: [Kathleen] was eager to spend time with her son, [Lance]. [Ashley] went to the store with her sister [Kathleen] [Donna] had a daughter named [Ashley].
proof_state: [{('Lance', 'grandmother', 'Donna'): [('Lance', 'mother', 'Kathleen'), ('Kathleen', 'mother', 'Donna')]}, {('Kathleen', 'mother', 'Donna'): [('Kathleen', 'sister', 'Ashley'), ('Ashley', 'mother', 'Donna')]}]