Erin is high. Erin is strong. Alan is tiny. Alan is small. Bob is nice. Charlie is rough. Charlie is bad. If someone is not big then they are rough. If someone is not sad then they are smart. If someone is nice then they are wealthy. If someone is wealthy and not dull then they are clever. If someone is rough and not big then they are poor. All poor people are little. If someone is tiny and small then they are dull. If someone is dull and not wealthy then they are bad. If someone is bad then they are young. If someone is smart then they are quiet. All quiet people are kind. All clever people are experienced. 
Alan is young.