<prompt> Ngwala tšwetšopele ya serapa se - Yekaterina Nagimaya ke moswari wa seketswana wa Soviet yo a bego a phenkgišana bogareng bja bo-1970. O thopile dimetale tše pedi tša silifera ka 1975 ICF Canoe Sprint World Championships  <response>: kua Belgrade, o ile a di thopa dipapading tša K-2 500 m le K-4 500 m. 