Harry is blue. Harry is furry. Harry is green. Harry is red. Harry is rough. Harry is round. Harry is white. If someone is furry and rough then they are white. Round people are white. If Harry is round and Harry is furry then Harry is white. If someone is blue then they are white. White people are red. All white people are rough. All round, furry people are green. If someone is rough and green then they are furry.
Harry is not rough.