Alan is young. Alan is rough. Alan is big. Bob is rough. Bob is nice. Bob is big. Charlie is round. Charlie is kind. Charlie is green. Charlie is big. Eric is nice. Eric is kind. If someone is rough then they are blue. If someone is big and young then they are green. If someone is big and nice and blue then they are young. If someone is young and round then they are nice. If someone is kind and nice and rough then they are big.
Alan is not round.