Rambai muchinyora ndima iyi - Rumokol akaita mutambo wake wekutanga wekunze kuKenya pa1999 IAAF World Cross Country Championships, achipedza ari wegumi nembiri mumakwikwi evana vadiki. PaWorld Cross Country Championships muna 2003
akapedza ari wechitanhatu munhangemutange yakareba, nepo chikwata cheKenya, chaiva naRumokol, chakahwina menduru yesirivha mumakwikwi echikwata. Akanga ari 2005 anokunda paOeiras International Cross Country. Akatambura kuti asvike kumusoro kwenzvimbo yenyika yekumhanyisa nyika uye akatanga kutora chikamu mumakwikwi emugwagwa, kuhwina yechipiri edition yeTegla Loroupe Peace Race muna 2004. Akatora zororo remakore matatu kubva mumutambo kubva muna Zvita 2005 kusvika pakati pa2008.