<prompt> Kalima dǝwo fuwunzǝ dǝga samzǝ: Martin Wyss dǝ kam Switzerlandbe slalom canoeistbe buroye dǝwo suro 1970s dǝlan kǝrawuzǝna wo. Shiye kungәna indi suwudәna suro kungәna karapkabe C-2be dәn suro ICF Canoe Slalom World Championships dәn kuru kungәna zәbsabe suro  <response>: Saa 1977 lan kuru bronze saa 1979 lan. 