Bob is furry. Bob is nice. Bob is rough. Bob is smart. Dave is big. Dave is green. Dave is not kind. Erin is big. Erin is green. Erin is rough. Erin is smart. Harry is not big. Harry is furry. Harry is not kind. Harry is rough. Harry is not smart. If something is nice and not furry then it is rough. If something is green and not smart then it is not nice. If something is furry then it is green.
Dave is nice.