Complex sentence: The race was won by 8/1 shot and ten-year-old gelding Royal Tan, trained by Vincent O'Brien who also trained the previous year's winner, Early Mist, and would secure a third consecutive win the following year with Quare Times.
Split into simpler sentences: The race was won by ten-year-old gelding Royal Tan, an 8/1 shot trained by Vincent O'Brien. O'Brien had also trained the previous year's winner, Early Mist, and would secure a third consecutive win the following year with Quare Times.