The cow chases the dog. The cow is not blue. The cow needs the mouse. The cow needs the tiger. The dog chases the cow. The dog does not eat the cow. The dog is nice. The dog needs the cow. The mouse eats the tiger. The mouse is green. The tiger is cold. The tiger is nice. The tiger is not round. The tiger needs the dog. If something eats the tiger and the tiger does not need the mouse then the mouse does not eat the dog. If something is blue then it needs the tiger. If something does not eat the tiger then the tiger eats the cow. If something needs the cow and it chases the mouse then the mouse is blue. If something is green then it chases the dog. If something needs the tiger then it does not chase the cow. If something needs the dog and the dog chases the mouse then the dog does not chase the tiger. If the dog chases the mouse and the dog does not eat the cow then the dog is nice. If something chases the dog and it is green then the dog chases the mouse.
The tiger does not need the tiger.