The bear chases the cat. The bear chases the cow. The bear is round. The cat is cold. The cat needs the cow. The cat sees the dog. The cow chases the bear. The cow chases the dog. The cow is blue. The cow is cold. The dog chases the cat. The dog is blue. The dog is cold. The dog needs the cat. The dog sees the cow. If something needs the cat then it is round. If something is round then it needs the cow.
The cow needs the cow.