Complex sentence: Rafael Dropulić (born c.1983), best known by his nickname Rafo is a Croatian pop singer from Ploče, first famous for winning the 2003 season of Story Supernova Music Talents, the reality show that airs on Nova TV.
Split into simpler sentences: Rafael Dropulić (born c.1983), best known by his nickname Rafo, is a Croatian reality show winner and pop singer. He first became famous for winning the 2003 season of Story Supernova Music Talents, the reality show that aired on Nova TV.