<prompt> Shiye cidawu United States Chess Federationbe suro lardәwa gadebe ro zuwuna chess olympiads dәro The Hague 1928 lan, Hamburg 1930 lan, Prague 1931 lan kuru Dubrovnik 1950 lan  <response>: kǝla kǝnǝngabe. Futu kampiyon U.S.be kərmaaye dәn shiye karapka 1950ye dәa kәptәna. 