The cat needs the squirrel. The cat sees the cow. The cow likes the dog. The dog likes the squirrel. The dog needs the squirrel. The squirrel is blue. The squirrel is rough. If something sees the squirrel then the squirrel sees the dog. If something is rough then it sees the dog. If something likes the squirrel then the squirrel likes the cat.
The cat does not see the dog.