The cow chases the dog. The cow is big. The cow is cold. The cow is green. The cow is nice. The cow is rough. The cow needs the dog. The cow visits the dog. The dog chases the cow. The dog is big. The dog is cold. The dog is green. The dog is nice. The dog is rough. The dog needs the cow. The dog visits the cow. If something visits the cow and it needs the cow then it visits the dog.
The dog does not visit the dog.