Charlie is not quiet. Charlie is rough. Gary is cold. Gary is furry. Gary is quiet. Gary is not rough. Gary is young. If Gary is young then Gary is cold. If something is quiet then it is young. Blue, smart things are quiet. If Charlie is quiet and Charlie is furry then Charlie is smart. If Gary is not furry and Gary is not blue then Gary is not quiet. Young things are smart. If Gary is not cold then Gary is not blue. If something is not quiet then it is young.
Gary is not blue.