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