<prompt> Pedzisa mutsara unotevera: John Scott McRoberts akaberekwa musi wa14 Gunyana 1962 kuScarborough, Ontario muzvikepe zveCanada muchikoro cheSKUD 18, uyo akakwikwidza mu 1996, 2008, uye  <response>: Mitambo yeParalympic ya2012. 