<prompt> Kalima dǝwo fuwunzǝ dǝga samno: Ernst Libuda dǝ kam buro salakye West German slalom canoeist dǝwo suro 1970s dǝlan kǝrawu sǝdǝna. Shiye medal kungәnabe suro karapkawa C-1be dәn zuwuna suro  <response>: 1977 ICF Canoe Slalom World Championships suro Spittal yen. 