Complex sentence: Mushing is a general term for a sport or transport method powered by dogs, and includes carting, pulka, scootering, sled dog racing, skijoring, freighting, and weight pulling.
Split into simpler sentences: Mushing is a general term for a sport or transport method powered by dogs. It includes carting, pulka, scootering, sled dog racing, skijoring, freighting, and weight pulling.