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