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Arbatsko-Pokrovskaya Line was created in 1938.
Kurskaya - Arbatsko-Pokrovskaya Line - was created in 1938.
Arbatskaya - Arbatsko-Pokrovskaya Line - was created in 1953.
Smolenskaya - Arbatsko-Pokrovskaya Line - was created in 1953.
Alla Pokrovskaya's birth name is Alla Borisovna Pokrovskaya.