The cat chases the dog. The cat chases the squirrel. The cat is nice. The cat sees the dog. The dog chases the squirrel. The dog is cold. The dog is not young. The dog visits the squirrel. The squirrel is cold. The squirrel is not young. The squirrel sees the cat. The squirrel visits the cat. If someone chases the squirrel then the squirrel is nice.
The squirrel does not visit the dog.