Dee ihe ga-eso paragraf a - Ọ gbaara Switzerland bọọlụ n'egwuregwu Olimpik Chess nke abụọ
Na Hague 1928, ebe o tinyere akara dị mma nke +5 <unk>1 =5 (68.2%) wee were ihe nrite nke isii. Ọ gwakwara na 4th Chess Olympiad na Prague 1931. O jikọtara 9-12 na Bern 1932 (Alexander Alekhine meriri).