Pedzisa mutsara unotevera: Fiodor, ane ukama naGediminas husina kuzivikanwa kutozosvikira muzana remakore rechi20, ndiye aiva mukoma akararama kwenguva refu kupfuura vamwe vose, achirarama kusvika muna 1362. Munenge muna 1325, achibatsirwa naGediminas, akava Duke weKiev. Fiodor akabhapatidzwa mumuitiro weOrthodox wokuMabvazuva uye zita rake rechihedheni harizivikanwi. Kiev yakanga ichiri pasi pesimba reGolden Horde, uye Fiodor akabvuma kuvimbika kuna Khan weGolden Horde. Uku kuzviisa pasi kwakaramba kuripo kusvikira muna 1363, apo mwanakomana waGediminas Algirdas akakunda zvine mutsindo Horde mu
Hondo yeBlue Waters. Nyanzvi dzakanga dzagara dzichifunga kuti Fiodor aiva muRurikid, kwete muLithuania, nemhaka yezita rake rechiKristu. Zvisinei, muna 1916, rondedzero yezvinhu zvaiva zvaTheognostus, mufi Metropolitan weMoscow, uye yakaunganidzwa muma1330s, yakabudiswa; pakati pezvinhu zvakanyorwa paive nemikombe miviri yesirivheri yakapihwa na "Fiodor, munin'ina waGediminas".