Ka cika wannan magana: Ya ƙirƙiro tsarin da ake kira tsarin Tietz a yau. Sunansa yana haɗe da kulob din chess a Karlovy Vary. Ya kasance babban mai shirya manyan wasannin duniya guda hudu:
Carlsbad 1907, da Carlsbad 1911, da Carlsbad 1923, da kuma Carlsbad 1929.