<prompt> Ngwala tšwetšopele ya serapa se - Slavoljub Marjanović ; o belegwe ka 6 Pherekgong 1955 ke Serbian chess Grandmaster GM 1978, mofenyi wa Yugoslav Chess Championship 1985, mofenyi wa bronze ya sehlopha sa Chess Olympiad 1980  <response>: , Mohlahli yo Mogolo wa FIDE 2004. 