<prompt> Ngwala go tšwela pele ga serapa se - Valeriy Zhemeza ke moswari wa seketswana wa Soviet yo a bego a phenkgišana bogareng bja bo-1970. O thopile sefoka sa bronze go K-2 10000 m ka 1975 ICF Canoe Sprint World Championships  <response>: kua Belgrade. 