The bald eagle does not need the cat. The bear needs the cat. The cat is big. The rabbit chases the cat. If the cat does not chase the bald eagle and the bald eagle does not eat the bear then the bear is green. If someone is green then they need the rabbit. If the cat is young and the cat chases the rabbit then the cat eats the bear. If someone chases the rabbit then they do not chase the bear. If someone is young then they are red. If someone is green and they chase the rabbit then the rabbit needs the cat.
The rabbit does not need the cat.