Kammala jumla mai zuwa: Kostiantyn ya fara wasa ne a kungiyar Kharkiv "Shtandart" a farkon 1910s lokacin yana da shekaru 10. A shekarar 1920 ya ba da kansa ga Red Army na Soviet kuma ya shiga cikin
Yaƙi da "yan bindigar Antonov" (ta hanyar maganganun farfagandar Soviet).