Alan is huge. Alan is high. Gary is short. Gary is small. Fiona is smart. Charlie is bad. Charlie is dull. If someone is not strong 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 rough then they are quiet. If someone is bad and not strong then they are sad. If someone is short and small then they are rough. If someone is rough and not kind then they are dull. All nice people are wealthy. 
Gary is not dull.