Complex sentence: Phar Lap won in track-record time while carrying 129 pounds (58.5 kg) and was ridden by Australian jockey Billy Elliot for his seventh win from seven rides.
Split into simpler sentences: Phar Lap won in track-record time while carrying 129 pounds (58.5 kg). The horse was ridden by Australian jockey Billy Elliot for his seventh win from seven rides.