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