<prompt> Kalima dǝga tǝmzǝyin: Silvino García Martínez kǝntawu Julybe kawunzǝ 4 saa 1944 shima biske makkarbe Cubabe wo. Suro saa 1975 lan FIDEye sha daraja Grandmaster GM ro zuwuna. García Martínez dǝ shima kampiyon Cubabe loktu diyau 1968, 1970, 1973, 1979. Shiye kuru kampiyon Pan Americanye suro saa 1968 lan kuru shiye medal konnuye kәla kәlanzәye na chess Olympiadbe suro saa 1968 lan lan suwudәna.  <response>: Saa 1978 lan. 