<prompt> Ngwala go tšwela pele ga serapa se - Najdorf o ile a bapala makga a lesome-tee bakeng sa Argentina ka di-Olympiad tša Chess go tloga ka 1950 go ya go 1976. O ile a bapala tafoleng ya mathomo ka go 9th Chess Olympiad kua Dubrovnik 1950 806, gotee le Helsinki 1952 1123, Amsterdam 1954, Moscow 1956, Leipzig 1960, Varna 1962  <response>: , Havana 1966, Lugano 1968, Siegen 1970, le Haifa 1976. Ke feela nakong ya di-Olympiad kua Nice ka 1974 moo a ilego a bapala ka boto ya boraro. 