Erin is furry. Fiona is white. Fiona is young. Gary is quiet. Gary is white. Harry is red. Harry is rough. Furry, young people are red. If Harry is nice and Harry is quiet then Harry is rough. All quiet, white people are nice. If someone is nice and white then they are young. If someone is nice and rough then they are furry. Rough people are young. If Fiona is white then Fiona is not quiet. All quiet, young people are rough.
Harry is not white.