<prompt> Nyora kupfuurira kweiyi ndima - Horowitz akanga ari mutambi anotungamirira muU.S. mukati mema1930 nama1940. Akanga ari U.S. Open Champion muna 1936, 1938, uye 1943. Muna 1941, akarasikirwa nomutambo 0313 naSamuel Reshevsky nokuda kweU.S. Chess Championship. Akatamba muU.S. Team muOlympiads ina dzeChess, muna 1931, 1935, 1937, uye 1950  <response>: Mumutambo wakakurumbira weUSA neUSSR we radio chess muna 1945, Horowitz akarova imwe yevakakunda vaviri chete veUS nekukunda GM Salo Flohr. Akagovana mini-match yake yemitambo miviri achipesana naFlohr, uye muchinyorwa cha1946 chechiitiko chimwe chete, akagovana mini-match yake achipesana naIsaac Boleslavsky. 