<prompt> Bhala ukuqhubeka kwalesi sigaba - UNestler wadlala kabili e-Italy kuma-Olympiads e-Dubrovnik ngo-1950  <response>: futhi eHelsinki ngo-1952, futhi wamelela i-Italy emidlalweni yobungani neCzechoslovakia ngo-1957 naseSwitzerland ngo-1958. 