<prompt> Pedzisa mutsara unotevera: Steel akatambira chikwata chenyika yeSouth Africa paChess Olympiads ya1984  <response>: 2008, 2010, 2012 na2014, uye paAll-Africa Games muna 2007 na2011, kuhwina menduru yesirivheri yechikwata nguva mbiri idzi. Muna 2011 akahwinawo sirivha yemunhu achitamba bhodhi repamusoro. 