Question: When is the director of film Vampires Of Warsaw 's birthday?
Sentence (from "Vampires of Warsaw"): Vampires of Warsaw (Polish:Wampiry Warszawy) is a 1925 Polish silent crime film directed by Wiktor Biegański and starring Oktawian Kaczanowski, Halina Labedzka and Maria Balcerkiewiczówna.
Relevant evidence: Yes