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