Dee ihe ga-aga n'ihu na paragraf a - Devos gbara bọọlụ ugboro abụọ maka Belgium na Chess Olympiads; na Folkestone 1933
na Dubrovnik 1950. Ọ nọchitekwara anya obodo ya na egwuregwu enyi na enyi megide Netherlands (1947, 1950, 1959) na France (1948, 1949).