Harry is huge. Harry is high. Alan is little. Alan is short. Fiona is wealthy. Bob is rough. Bob is dull. If someone is not big then they are rough. If someone is not sad then they are nice. If someone is wealthy then they are kind. If someone is kind and not poor then they are quiet. If someone is rough and not big then they are bad. If someone is little and short then they are poor. If someone is poor and not kind then they are dull. All nice people are smart. 
Bob is smart.