 Complete the following phrase:  Nikola Girke born December 30, 1977 in Grande Prairie, Alberta is a Canadian sailor and a 4-time Olympian. She is amongst only a few elite athletes who have made the transition from one sport to another and has achieved a top 10 in the World across 3 different sport disciplines. She finished 13th at the 2004 Summer Olympics in the 470, then switched to RSX windsurfing and placed 17th at the 2008 Summer Olympics. At the 2012 Summer Olympics she finished 10th in the 