A dog is sitting in a vintage carriage being pulled by a horse across a field in Wisconsin. The dalmatian is sitting next to its owner, Susan Keating, who maintains her hold on the brown reins. Keating is a multiple-title winner in the world of competitive carriage racing, and God willing, her dog will be too. The dalmatian has a single job: sit next to her and be well-behaved. In this competition, the pair will be judged, essentially, on how good the dog is. And if you know dogs, you…