Charlie is nice. Charlie is young. Dave is cold. Dave is round. Dave is young. Erin is cold. Erin is nice. Erin is quiet. Erin is young. Harry is quiet. If someone is kind then they are rough. All round, nice people are cold. All nice, young people are quiet. If someone is quiet and young then they are round. If Charlie is cold and Charlie is quiet then Charlie is kind. If Harry is cold and Harry is round then Harry is young. If someone is nice and not quiet then they are cold. If someone is round and not cold then they are young.
Harry is not young.