Kammala jumla mai zuwa: A cikin kakar 2010-11 Yakimenko ya sami lambar yabo a cikin wasanni shida daga cikin gasar cin kofin duniya bakwai da ya halarta, gami da nasara biyu a Madrid, Warsaw, da New York. A cikin
Gasar Zakarun Turai a Sheffield, ya fitar da Nicolas Limbach a wasan kusa da na karshe, sannan ya rinjayi Max Hartung don ya hadu da Boladé Apithy a wasan karshe. Bayan jagorancin 8-5 na Yakimenko, Apithy ya buga wasanni takwas a jere. Yakimenko ya yi nasarar karya harin Faransanci kuma a ƙarshe ya ci 15<unk>14 don kama taken Turai na uku. A wasan kungiya, Jamusawa sun dauki fansa ta hanyar doke Rasha 45 zuwa 35 a wasan kusa da na karshe. Daga nan Rasha ta doke Romania don daukar lambar tagulla. No.1 a cikin martabar duniya, Yakimenko ya zo Catania don Gasar Cin Kofin Duniya ta 2011 a matsayin wanda aka fi so. Bayan zagaye na farko sau biyu ya doke Dmitri Lapkes na Belarus 15 zuwa 14. A wasan kungiya, Rasha ta mamaye gasar kuma ta dauki lambar zinare ta biyu a jere. Yakimenko ya gama kakar No.1 a karo na uku a cikin aikinsa.