Charlie is cold. Charlie is green. Charlie is rough. Charlie is white. Charlie is young. Dave is blue. Dave is cold. Dave is quiet. Dave is white. Gary is cold. Gary is green. Gary is quiet. Gary is white. Gary is young. Harry is blue. Harry is young. Young things are rough. Blue things are rough. All quiet, blue things are white. If something is white then it is rough. White, blue things are cold. Young things are cold. Quiet things are blue. If something is blue and white then it is rough.
Harry is not rough.