Erin is big. Erin is furry. Erin is round. Erin is smart. Fiona is blue. Fiona is furry. Gary is not big. Gary is blue. Gary is furry. Gary is green. Gary is rough. Gary is not round. All furry, smart people are big. If someone is not rough then they are big. If someone is rough and not green then they are furry. If someone is not green then they are smart. All round, rough people are not smart. If someone is green then they are blue. If someone is not furry and not big then they are smart. If someone is not furry then they are round.
Erin is not blue.