<prompt> Tlatša polelo ye e latelago: Giovanni Graber yo a belegwego ka 26 March 1939 kua Valdaora e be e le motshameki wa luger wa Motaliana yo a ilego a phadišana ka bo-1950 le bo-1960. O thopile sefoka ka papading ya bobedi ya banna go FIL World Luge Championships ka gauta ka  <response>: Ka ngwaga wa 1962. 