Anne is blue. Anne is quiet. Anne is rough. Anne is young. Dave is cold. Dave is rough. Dave is smart. Fiona is big. Fiona is not rough. Harry is big. Harry is blue. Big, quiet people are rough. If someone is blue then they are cold. All cold, blue people are rough. If someone is quiet then they are smart. All young people are quiet. All rough people are young. If someone is quiet and not young then they are cold.
Harry is smart.