story: [Francisco] took his mother [Lisbeth] a new pot for her flowers. [Sandra] is very close to her grandson, [Kenneth]. They often get together and talk over old times when [Sandra] used to babysit for him. [Francisco] invited his brothers [Willie] and [Kenneth] over for dinner one day and they had a good time.
query: ('Sandra', 'Willie')
clean_story: [Sandra] is very close to her grandson, [Kenneth]. They often get together and talk over old times when [Sandra] used to babysit for him. [Francisco] invited his brothers [Willie] and [Kenneth] over for dinner one day and they had a good time.
proof_state: [{('Sandra', 'grandson', 'Willie'): [('Sandra', 'grandson', 'Kenneth'), ('Kenneth', 'brother', 'Willie')]}, {('Kenneth', 'brother', 'Willie'): [('Kenneth', 'brother', 'Francisco'), ('Francisco', 'brother', 'Willie')]}]