The bear is not blue. The bear is green. The bear is red. The bear is rough. The bear is not young. If someone is green then they are red. If someone is rough and young then they are blue. All rough, young people are blue. Young people are green. If the bear is red and the bear is not rough then the bear is not green. If someone is not rough then they are green. If someone is not red then they are blue. If someone is not red then they are green.
The bear is not young.