Rubuta ci gaba ga wannan sakin layi - Ya buga wa kungiyar Falasdinu (British Mandate) wasa a gasar Olympics ta Chess ta 8
a kan jirgi na huɗu (ya lashe 2, ya rasa 6 kuma ya zana 2) a Buenos Aires 1939. A watan Satumba na 1939, lokacin da Yaƙin Duniya na II ya ɓarke, Kleinstein, tare da sauran mahalarta wannan gasar Olympics, sun yanke shawarar zama na dindindin a Argentina.