Mezue ahịrịokwu na-esonụ: Ọrụ De Beck dabara na oge siri ike nke ndị ikom na-agba ọsọ ogologo oge na Belgium na 1970s, na Roelants, Willy Polleunis, Emiel Puttemans, Karel Lismont na Ivo Van Damme bụ ndị ọzọ na-eme ihe nkiri. N'afọ 1973 IAAF World Cross Country Championships mere emume mmalite nke asọmpi iko mba ụwa nke oge a na, emere n'ụlọ ụlọ na Waregem, ndị Belgium atọ Polleunis, Roelants na De Beck meriri aha mbụ otu (De Beck nọ na 18th n'otu n'otu). De Beck nwetara nturuugo mba ya nke mbụ na cross country otu afọ mgbe nke ahụ gasịrị. O mere ka e nwee ọgba aghara n"ụlọ ọrụ ahụ.
1974 IAAF World Cross Country Championships site na mmeri aha dị n'ihu Mariano Haro (onye na-agba ọsọ na 1973) ma na-eduga ndị ikom Belgium na ọla edo ọla edo.