Anne is red. Charlie is blue. Charlie is green. Charlie is red. Fiona is green. Fiona is young. Gary is young. If someone is blue and red then they are green. If someone is red and furry then they are young. Furry people are blue. Rough people are red. Young people are rough. If someone is furry then they are red. If Charlie is cold and Charlie is green then Charlie is blue. All green people are cold. If someone is rough and red then they are blue.
Fiona is not red.