Complex sentence: Omar Andrés Pinzón García (born June 17,1989) is a competition swimmer who represented Colombia at the 2004 Olympics in Athens, Greece and 2008 Olympics in Beijing, China.
Split into simpler sentences: Omar Andrés Pinzón García (born June 17,1989) is a Colombian international swimmer. He competed at the 2004 Olympics in Athens, Greece and 2008 Olympics in Beijing, China.