<prompt> - 1975 lan, de Leeuw dǝ waltǝ medal arakkǝbe sǝdǝna suro European Championships lan  <response>: Copenhagen lan, Errath dǝ waltǝ kullube sǝdǝna. Shiye kampiyon dunyabe ro wallono saa 1975 World Championships lan suro Colorado Springs, Colorado lan, Hamill-a Errath-a kozə, kuru shima kampiyon lardǝ Dutchbe saa 1975ye dәwo kambo saabe ro gotәna. 