Dave is blue. Dave is furry. Dave is nice. Dave is red. Dave is rough. Fiona is blue. Fiona is red. Fiona is rough. Fiona is smart. Fiona is white. Gary is blue. Gary is rough. Gary is white. Harry is furry. Harry is nice. Harry is rough. White, blue people are red. Blue, white people are furry. If someone is smart then they are rough. All rough people are blue. White, rough people are furry. All rough people are nice. If Gary is red and Gary is nice then Gary is furry. All blue, white people are furry.
Harry is not red.