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