Complex sentence: Injuries and the Equine Influenza outbreak have affected his chances to prove himself as one of the best Australian thoroughbreds of recent years, however a first-up win in January 2008 suggests he wll get that chance this year.
Split into simpler sentences: Injuries and the Equine Influenza outbreak have affected his chances to prove himself as one of the best Australian thoroughbreds of recent years. However, a first-up win in January 2008 suggests he wll get that chance this year.