When Vladimir Kashpur portrayed Baba Yaga she was one of how many sisters?
Vladimir Kashpur:  A native of Severka, Altai Krai, Kashpur appeared in "Ballad of a Soldier" and about 115 other films, with roles ranging from Vladimir Lenin to Baba Yaga. Baba Yaga: In Slavic folklore, Baba Yaga (Russian: Баба-яга, Polish: Baba Jaga) is a supernatural being (or one of a trio of sisters of the same name) who appears as a deformed and/or ferocious-looking witch.
trio of sisters