Complex sentence: In 2014 it was officially named the host venue of the shooting events at the 2015 Pan American Games scheduled to take place in July 2015 in Toronto, where it will be known as the Pan Am Shooting Centre.
Split into simpler sentences: In 2014 it was officially named the host venue of the shooting events at the 2015 Pan American Games scheduled to take place in July 2015 in Toronto. During the Games the facility will be known as the Pan Am Shooting Centre.