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