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