The cat sees the cow. The cow needs the dog. The dog is not nice. If the cat is round then the cat needs the cow. If something is kind and nice then it eats the cat. If the cow is big then the cow does not see the dog. Blue things are round. If something eats the dog then the dog sees the cow. Round things are not nice. If something does not eat the cat and the cat does not eat the cow then the cat sees the dog. If something does not see the dog then it is blue.
The cow does not need the cat.