The bear does not chase the dog. The bear is big. The bear is rough. The bear needs the squirrel. The cat chases the bear. The cat is rough. The cat is round. The cat needs the bear. The cat visits the bear. The cat visits the dog. The dog is nice. The dog needs the bear. The dog needs the cat. The dog visits the bear. The squirrel is nice. The squirrel visits the dog. If something is rough and it visits the bear then the bear is not nice. If something visits the dog then it does not chase the dog. If the cat needs the bear and the cat does not chase the bear then the bear is big.
The cat does not chase the dog.