<prompt> Qedela lo musho olandelayo: Ngo-1926, wathatha indawo yesithathu eBudapest. Ngo-1927, wamelela iFinland ebhodini lokuqala 4 7 4 eqenjini le-  <response>: I-Olympic Yokuqala Ye-Chess eLondon. Ngo-1928, wabopha i-1214th eHague 2d FIDE World Amateur Championship; UMax Euwe wanqoba. Ngo-1929, wathatha indawo yesikhombisa eGothenburg. I-14 eNordic-ch; uGideon Ståhlberg wanqoba. Ngo-1930, wathatha indawo yesithathu eStockholm 15th Nordic-ch; U-Erik Andersen wanqoba. Ngo-1930, wabeka indawo yesibili kuya kweyesine eHelsinki u-Eero Böök wanqoba. Ngo-1931, wahlulwa emdlalweni kaBöök 4,5: 5,5. 