<prompt> Bhala ukuqhubeka kwalesi sigaba - uBöök wadlala nabadlali abaningi abaphezulu emhlabeni, futhi waba nerekhodi elihle ngokumelene noMiguel Najdorf 1 0 2. Wanqoba uMax Euwe ngezingcezu ezimnyama eDubrovnik ngo-1950, kanye nomdlali we-chess wase-Estonia uPaul Keres kuma-Olympic ka-1952 eHelsinki  <response>: . futhi. 