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