<prompt> Kǝla fuwutu paragraf adǝben ruwo - Nestler dǝ Italy lan indiro biske chess Olympiads lan suro Dubrovnik 1950 lan  <response>: Helsinki-a 1952, kuru Italy-a wakilzǝna suro bikkewa biskenzabe Czechoslovakia-a suro saa 1957-a Switzerland-a suro saa 1958-a lan. 