Mezue ahịrịokwu na-esonụ: Carlsbad 1911 chess tournament bụ otu n'ime asọmpi egwuregwu chess mba ụwa anọ a ma ama nke a na-eme n'obodo spa nke Carlsbad (Bohemia, mgbe ahụ Alaeze Ukwu Austria-Hungary). Oge asọmpi ndị ọzọ bụ
N'afọ 1907, n'afọ 1923 nakwa n'afọ 1929.