The bear needs the dog. The dog sees the bear. The mouse is not big. If someone is not nice then they chase the bear. If someone chases the mouse then the mouse sees the bear. If someone needs the bear then the bear does not chase the dog. If someone chases the mouse then the mouse sees the bear. If someone needs the bear then the bear sees the dog. If someone sees the mouse and they are nice then they see the bear.
The bear needs the bear.