Erin is huge. Erin is big. Bob is small. Bob is thin. Gary is quiet. Fiona is rough. Fiona is sad. If someone is not high then they are rough. If someone is not poor then they are smart. If someone is quiet then they are nice. If someone is nice and not bad then they are clever. If someone is rough and not high then they are dull. All dull people are tiny. If someone is small and thin then they are bad. If someone is bad and not nice then they are sad. If someone is sad then they are young. If someone is smart then they are kind. All kind people are wealthy. All clever people are old. 
Bob is not young.