Hint: Herding Group Classification.

Guess the Breed of Dog listed in the blanks above before all of your dogs go missing.
1.There are 157 different breeds to choose from. 2.Hitting the Refresh/Reload button on your browser will cycle through the different breeds. 3. Choose a letter or a space. 4. Every wrong answer will cause one of your dogs to go missing. 5. You've got 6 chances to guess the name of the breed.

Take a guess if you know the answer.
Note: Use all small letters and add a hyphen between words. (eg golden-retriever)