The cat eats the dog. The dog does not eat the cat. The dog is blue. The dog is rough. The dog is round. The dog likes the cat. The dog visits the cat. If the dog likes the cat and the cat visits the dog then the cat is round. If something is rough and it likes the cat then the cat is not round. If something is not blue and it does not like the cat then it eats the dog. If something is nice and it does not like the cat then the cat is round. If the cat is round and something does not like the cat then the cat visits the dog. If something does not eat the dog then it visits the dog.
The dog is not blue.