story: [Rachel] invited her mother [Jennifer], her brother [Eric] and her daughter [Katherine] over to watch the football game on Sunday. [Rachel] and her son [Jonathon] went out to lunch together yesterday.
clean_story: [Rachel] invited her mother [Jennifer], her brother [Eric] and her daughter [Katherine] over to watch the football game on Sunday.
proof_state: [{('Eric', 'mother', 'Jennifer'): [('Eric', 'sister', 'Rachel'), ('Rachel', 'mother', 'Jennifer')]}, {('Rachel', 'mother', 'Jennifer'): [('Rachel', 'daughter', 'Katherine'), ('Katherine', 'grandmother', 'Jennifer')]}]