The cow chases the mouse. The cow is big. The cow needs the mouse. The dog needs the lion. The dog needs the mouse. The lion chases the cow. The lion does not chase the dog. The lion chases the mouse. The lion eats the dog. The lion needs the mouse. The mouse chases the lion. The mouse is rough. If something does not need the dog then the dog is green. If something eats the dog then the dog eats the lion. If something needs the mouse then the mouse does not eat the lion.
The lion chases the dog.