Fiona is high. Fiona is strong. Dave is small. Dave is little. Charlie is nice. Gary is dull. Gary is rough. If someone is not big then they are dull. If someone is not bad then they are quiet. If someone is nice then they are clever. If someone is clever and not sad then they are smart. If someone is dull and not big then they are poor. All poor people are thin. If someone is small and little then they are sad. If someone is sad and not clever then they are rough. If someone is rough then they are young. If someone is quiet then they are kind. All kind people are wealthy. All smart people are old. 
Fiona is not thin.