story: [Wayne] and his mother, [April], went to a pet store. [Wayne] wanted a parrot, but his mom got him a smaller bird instead. [Carolina] was excited to visit her son, [Michael], at college. [Nettie] took her grandson [Michael] to the zoo. [Nettie] was on her way to pick up her daughter [Carolina] from the park. [Carolina] had spent the entire day there playing soccer with her sister [April].
clean_story: [Wayne] and his mother, [April], went to a pet store. [Wayne] wanted a parrot, but his mom got him a smaller bird instead. [Nettie] was on her way to pick up her daughter [Carolina] from the park. [Carolina] had spent the entire day there playing soccer with her sister [April].
proof_state: [{('Wayne', 'grandmother', 'Nettie'): [('Wayne', 'mother', 'April'), ('April', 'mother', 'Nettie')]}, {('April', 'mother', 'Nettie'): [('April', 'sister', 'Carolina'), ('Carolina', 'mother', 'Nettie')]}]