Complex sentence: The IOC will decide whether to reinstate this event for the 2016 Summer Olympics at the IOC session in Copenhagen in October 2009, which would feature professional golfers, many of whom have expressed interest in having golf brought back as an Olympic sport.
Split into simpler sentences: The IOC will decide whether to reinstate this event for the 2016 Summer Olympics at the IOC session in Copenhagen in October 2009. The event would feature professional golfers, many of whom have expressed interest in having golf brought back as an Olympic sport.