Charlie is red. Dave is young. Fiona is blue. Fiona is not green. Fiona is not nice. Fiona is smart. Gary is nice. Young, smart people are not furry. If Gary is red and Gary is smart then Gary is nice. If someone is red and green then they are furry. If Gary is nice then Gary is green. All blue people are young. Green people are red. If Gary is furry and Gary is red then Gary is blue. If someone is green and not blue then they are not smart.
Charlie is furry.