Bob is kind. Charlie is rough. Charlie is kind. Charlie is blue. Dave is rough. Dave is nice. Gary is kind. If someone is blue then they are red. If someone is green and blue then they are round. If someone is rough and young and blue then they are round. If someone is rough and kind and blue then they are nice. If someone is nice then they are young. If someone is green and blue then they are red.
Charlie is green.