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