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