Anne is round. Dave is not green. Gary is green. Gary is smart. Harry is smart. Harry is white. Harry is young. If something is round then it is smart. If Harry is young and Harry is green then Harry is smart. If something is smart and not young then it is round. All round, green things are nice. If something is young then it is round. If something is not red then it is white. If something is red and not round then it is smart. If something is not round then it is not green.
Harry is smart.