Question: Which dog breed originated in the United States, Treeing Walker Coonhound or Australian Stumpy Tail Cattle Dog?
Sentence (from "Australian Stumpy Tail Cattle Dog"): The Australian Stumpy Tail Cattle Dog is a naturally bobtailed or tailless, medium-sized breed of Cattle Dog (not to be confused with the Australian Cattle Dog, aka "Queensland Heeler").
Relevant evidence: No