Charlie is round. Dave is blue. Dave is nice. Dave is rough. Fiona is blue. Fiona is kind. Fiona is nice. Fiona is young. Gary is not round. Gary is young. If someone is not round then they are blue. If someone is kind then they are white. If Charlie is round then Charlie is rough. If someone is blue then they are kind. White, kind people are rough. All blue people are young. All rough people are nice. If someone is round and not blue then they are nice.
Gary is not white.