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