<prompt> - Steiner dǝ kam United States Chess Federations teams do lardǝ lardǝbe ro zuwuna ma dǝwo chess olympiads dǝro suro The Hague 1928 lan, Hamburg 1930 lan, Prague 1931 lan  <response>: kuru Dubrovnik 1950 yeyi. Futu kampiyon U.S.be kərmaaye dәn shiye karapka 1950ye dәa kәptәna. 