Complex sentence: The runner-up in 2006, Dragon Dancer, went on to finish a close second at Epsom to Sir Percy, and the winner in 2007, Soldier of Fortune, finished fifth in the Derby but subsequently won the Irish Derby.
Split into simpler sentences: The runner-up in 2006, Dragon Dancer, went on to finish a close second at Epsom to Sir Percy. The 2007 winner, Soldier of Fortune, finished fifth in the Derby but subsequently won the Irish Derby.