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Leonid Geishtor was born in 1936.
Leonid Martynyuk's birth name is Martynyuk, Leonid Vladimirovich.
Leonid Kraynenkov's birth name is Krajnenkov, Leonid Sergeyevich.
Leonid Lyubashevsky's birth name is Lyubashevsky, Leonid Solomonovich.
Leonid Makarychev's birth name is Makarychev, Leonid Pavlovich.