Mezue ahịrịokwu na-esonụ: N'April 1935, o jikọtara maka 3rd-5th na Tel Aviv (egwuregwu Maccabiah nke abụọ, Abram Blass meriri). Ọ gbara bọọlụ maka ndị otu Palestine/Israel na Olimpik Chess abụọ; na bọọdụ nke atọ (+2 <unk>7 =6) na
6th Olympiad na Warsaw 1935, na mbadamba mbadamba mbụ (+2 <unk>5 =2) na 12th Olympiad na Moscow 1956.