Alan is huge. Alan is big. Charlie is little. Charlie is tiny. Bob is smart. Harry is bad. Harry is rough. If someone is not high then they are bad. If someone is not poor then they are nice. If someone is smart then they are kind. If someone is kind and not dull then they are quiet. If someone is bad and not high then they are sad. All sad people are short. If someone is little and tiny then they are dull. If someone is dull and not kind then they are rough. If someone is rough then they are young. If someone is nice then they are clever. All clever people are wealthy. All quiet people are old. 
Bob is old.