<prompt> Nyorai kuenderera mberi kwechikamu chino - Akatambira chikwata chenyika yeSouth Africa muChess Olympiads ya2008, 2010, 2012 na2018  <response>: , uye muMitambo yeAfrica yose muna 2003 na2011. Mumutambo wa2011 akahwina menduru mbiri dzesirivheri, timu uye wega achitamba pabhodhi 4. 