Erin is strong. Erin is huge. Charlie is short. Charlie is thin. Fiona is kind. Bob is rough. Bob is bad. If someone is not big then they are rough. If someone is not sad then they are smart. If someone is kind then they are wealthy. If someone is wealthy and not poor then they are quiet. If someone is rough and not big then they are dull. If someone is short and thin then they are poor. If someone is poor and not wealthy then they are bad. All smart people are nice. 
Bob is not nice.