<prompt> Raffl akahwinawo menduru pfumbamwe paFIL World Luge Championships negoridhe mbiri Varume vaviri: 1990, Chikwata chakasanganiswa: 1989  <response>: , sirivha ina 1983, 1989, 1993; Chikwata chakasanganiswa: 1990, uye ndarira nhatu Varume vaviri vaviri: 1991, Chikwata chakasanganiswa: 1991, 1993. 