Dave is furry. Dave is kind. Dave is quiet. Dave is rough. Dave is round. Dave is white. Dave is young. Fiona is furry. Fiona is kind. Fiona is quiet. Fiona is round. Fiona is white. Fiona is young. Harry is kind. Harry is round. If something is white then it is kind. Quiet things are kind. Kind, furry things are rough. Round, rough things are furry. If Dave is young then Dave is kind. If something is round and kind then it is furry.
Harry is not furry.