Charlie is round. Charlie is nice. Charlie is kind. Charlie is cold. Dave is round. Dave is green. Harry is young. Harry is round. Harry is green. Harry is big. If someone is green and round then they are cold. If someone is cold and young then they are red. If someone is nice and rough then they are red. If someone is blue and rough and green then they are kind. If someone is nice and big then they are blue. If someone is red and round then they are blue. If someone is kind and young then they are big.
Dave is not blue.