Bob is quiet. Bob is round. Erin is smart. Fiona is nice. Fiona is smart. Gary is big. Gary is furry. If someone is furry and young then they are quiet. Young people are big. If someone is big then they are smart. If Erin is smart then Erin is furry. If someone is furry then they are nice. If someone is round then they are young. If Erin is young then Erin is big. If someone is smart then they are furry. If someone is big and not nice then they are round.
Erin is not furry.