Petr Alksandroviþ [r]Nabokov	Anastasija Dmitr'evna [r]Medvedeva
Aleksandr Petroviþ [r]Nabokov		Nadeºda Nikolaevna [r]Posnikova

Petr Aleksandroviþ [r]Nabokov+1920

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Do you see errors?/Do you have hints?