The cow is green. The cow is nice. The cow is rough. The cow is not round. The cow is young. If someone is young and not round then they are nice. If someone is not round then they are rough. If someone is rough and not round then they are young. If someone is round then they are rough. If the cow is not round then the cow is young. Nice people are young. If someone is not young then they are green. If someone is not rough then they are nice.
The cow is not young.