Bob is young. Bob is red. Dave is nice. Dave is green. Dave is blue. Gary is young. Harry is young. Harry is round. Harry is red. If someone is kind and round then they are red. If someone is big and blue and green then they are red. If someone is blue and green then they are kind. If someone is big and cold then they are green. If someone is round and blue then they are cold. If someone is kind and blue and young then they are big. If someone is blue and kind then they are young.
Dave is young.