Alan is high. Alan is huge. Bob is small. Bob is little. Anne is kind. Fiona is poor. Fiona is sad. If someone is not strong then they are poor. If someone is not bad then they are quiet. If someone is kind then they are smart. If someone is smart and not dull then they are wealthy. If someone is poor and not strong then they are rough. If someone is small and little then they are dull. If someone is dull and not smart then they are sad. All quiet people are nice. 
Alan is not rough.