### Instruction:
Classify list as breeds of either a 'dog' or a 'cat': Border Collie, Siamese, Maine Coon, German Shepard, Persian, and Corgi?

### Response:
Border Collie is a breed of dog. Siamese is a breed of cat. Maine Coon is breed of cat. German Shepard is a breed of dog. Persian is a breed of cat. Corgi is breed of dog.