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