Nikolai Ivanovich Kuznetsov (pseudonym - Grachev) was a Soviet intelligence agent and partisan who operated in the occupied Ukraine during World War II. He was born into a peasant family in the Yekaterinburg region. He studied forestry in a technical school and, after discovering his linguistic talents, learned German, Esperanto, Polish and Ukrainian. In 1932 he enrolled into Sverdlovsk Industrial Institute and continued to study German and other foreign languages. Wikipedia
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