story: [Wayne] went to the beach with his mother [Donna] and his son [Howard]. [Johanna] was excited to visit her son, [Howard], at college.
clean_story: [Johanna] was excited to visit her son, [Howard], at college. [Wayne] went to the beach with his mother [Donna] and his son [Howard].
proof_state: [{('Johanna', 'mother', 'Donna'): [('Johanna', 'son', 'Howard'), ('Howard', 'grandmother', 'Donna')]}, {('Howard', 'grandmother', 'Donna'): [('Howard', 'father', 'Wayne'), ('Wayne', 'mother', 'Donna')]}]