<prompt> Pedzisa mutsara unotevera: Muna 1926, akatora nzvimbo yechitatu muBudapest. Muna 1927, akamiririra Finland pabhodhi rokutanga 4 7 4 mu  <response>: 1st Chess Olympiad muLondon. Muna 1928, akafananidza 1214th muThe Hague 2d FIDE World Amateur Championship; Max Euwe akakunda. Muna 1929, akatora 7th muGothenburg. 14th Nordic-ch; Gideon Ståhlberg akakunda. Muna 1930, akatora 3rd muStockholm 15th Nordic-ch; Erik Andersen akakunda. Muna 1930, akafananidza 2nd-4th muHelsinki Eero Böök akakunda. Muna 1931, akarasikirwa nemutambo naBöök 4,5: 5,5. 