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