The bear eats the dog. The bear is big. The dog eats the mouse. The mouse eats the bear. The mouse does not eat the dog. The mouse needs the bear. The mouse needs the squirrel. The squirrel chases the bear. The squirrel needs the dog. The squirrel needs the mouse. If someone eats the bear then the bear needs the squirrel. If someone is rough then they chase the squirrel. If someone chases the squirrel then they eat the squirrel. If someone needs the bear then they are rough. If someone is kind then they need the dog. If someone eats the squirrel then the squirrel is rough.
The mouse needs the bear.