Dave is big. Dave is cold. Dave is green. Dave is rough. Dave is round. Dave is smart. Dave is young. Harry is big. Harry is not cold. Harry is green. Harry is rough. Harry is round. Harry is smart. Harry is young. If Dave is green and Dave is smart then Dave is rough. Cold, young people are round. If someone is green and not smart then they are rough. If someone is rough and big then they are young. If someone is smart and not cold then they are green. If someone is not cold and not smart then they are not green. If someone is not young and not cold then they are green. If someone is not green then they are not rough.
Harry is round.