Bob is furry. Bob is green. Bob is red. Bob is rough. Erin is green. Erin is red. Gary is furry. Gary is kind. Harry is blue. Harry is furry. Harry is rough. Rough people are smart. Smart, furry people are rough. Blue people are red. If someone is rough then they are blue. Green people are blue. Furry people are smart. If someone is kind then they are furry. If Erin is blue then Erin is green. Red, blue people are green.
Gary is not blue.