The bear eats the cat. The cat chases the bear. If something chases the cat then it needs the bear. If something is cold and it eats the cat then the cat is cold. If something needs the cat then it needs the bear. If the cat is round and the cat is cold then the cat needs the bear. If something eats the cat then the cat chases the bear. If the bear eats the cat then the bear is cold. If something chases the bear then it chases the cat. If the cat chases the bear then the cat eats the bear.
The bear does not chase the cat.