The bear chases the lion. The bear does not need the cat. The cat chases the bear. The cat does not chase the lion. The cat eats the bear. The cat is big. The cat is blue. The cat needs the lion. The lion does not chase the bear. The lion eats the bear. The lion is blue. The lion needs the cat. If something is green then it does not need the lion. If something does not chase the cat then it is not red. If something does not need the cat and the cat does not eat the bear then it chases the bear.
The cat is not blue.