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