story: [Alfred]'s sister [Carol] asked him for some help planting her garden. [Sandra] and her daughter [Lisa] went out to dinner. [Michael] took his mother [Carol] and [Carol]'s mother [Sandra] on a trip to the Grand Canyon.
query: ('Michael', 'Lisa')
clean_story: [Michael] took his mother [Carol] and [Carol]'s mother [Sandra] on a trip to the Grand Canyon. [Sandra] and her daughter [Lisa] went out to dinner.
proof_state: [{('Michael', 'aunt', 'Lisa'): [('Michael', 'mother', 'Carol'), ('Carol', 'sister', 'Lisa')]}, {('Carol', 'sister', 'Lisa'): [('Carol', 'mother', 'Sandra'), ('Sandra', 'daughter', 'Lisa')]}]