Dee ihe ga-aga n'ihu na paragraf a - O meriri, n'ihu Nicolas Rossolimo na Vitaly Halberstadt, na 8th Paris City Chess Championship na 1932. Dr Oscar Blum gbara egwu na Folkestone n'afọ 1933. O sonyeghị na 5th Chess Olympiad
ma na "General Congress", na-emecha nke abụọ, ọkara isi n'azụ Eugene Znosko-Borovsky.