Dave is big. Dave is cold. Dave is young. Gary is not blue. Gary is cold. Gary is not rough. Gary is young. All young people are round. If Gary is rough then Gary is not furry. If someone is blue and not young then they are cold. Young, blue people are not rough. All big people are furry. If someone is furry and not young then they are cold. If Gary is big and Gary is young then Gary is cold. Round people are big.
Dave is round.