Alan is kind. Charlie is round. Charlie is red. Charlie is green. Charlie is big. Dave is round. Dave is kind. Dave is cold. Harry is young. Harry is nice. If someone is rough and big and nice then they are cold. If someone is blue and green then they are nice. If someone is rough and cold and red then they are nice. If someone is kind and cold and green then they are blue. If someone is cold and kind then they are green. If someone is green and nice and kind then they are young.
Dave is blue.