<prompt> Pedzisa mutsara unotevera: Akamirira Brazil mumakwikwi akati wandei eSouth America, Pan America neWorld Championships uyewo pa  <response>: Chess Olympiad muDresden, 2008, kwaakatamba bhodhi rechipiri rechikwata chenyika chevakadzi, uye muIstanbul 2012, kwaakatamba bhodhi rekutanga. 