Complex sentence: Again in the Snipe class, he won the gold medal at the 2007 Pan American Games and took 6th place in 2015, while he finished second in 2011 and third in 2013 at the Snipe Worlds.
Split into simpler sentences: Again in the Snipe class, he won the gold medal at the 2007 Pan American Games and took 6th place in 2015. He finished second in 2011 and third in 2013 at the Snipe Worlds.