 Nyora kupfuurira kweiyi ndima - Lyashenko akamiririra Russia pasi rose pamatanho ese ari maviri evadiki nevakuru. Chiitiko chake chokutanga nechikwata chechiduku cheRussia chaiva pa1997 World Junior Championships, vachinyora mapoinzi matatu mumitambo mitanhatu sezvo Russia yakakunda Czech Republic kumenduru yebronze. Pa1998 World Junior Championships, Lyashenko zvakare akamiririra Russia, sezvo timu yakabata menduru yesirivheri. Mumitambo minomwe mumutambo wacho, akarekodha matatu anobatsira. Lyashenko aiva kaputeni wechikwata cheRussia pa1999 World Junior Championships, iyo yakaitirwa muWinnipeg. Chikwata cheRussia chakatora menduru yegoridhe, chichikunda Canada munguva yokuwedzera. Lyashenko akarova zvibodzwa zvitatu uye akawedzera maassist maviri mumitambo minomwe. Nemenduru yegoridhe, Lyashenko newaaitamba naye Mikhail Donika vakava vatambi vaviri chete kuti vakunde menduru yemuvara wega wega goridhe, sirivheri nebronze paWorld Junior Ice Hockey Championships. 