Question: Do director of film By The Bluest Of Seas and director of film Dig Your Grave Friend... Sabata'S Coming share the same nationality?
Sentence (from "By the Bluest of Seas"): Starring Yelena Kuzmina, Nikolai Kryuchkov, and Lev Sverdlin, the story centers on a love triangle between two castaways and a woman from a collective farm on a Soviet Azerbaijani island in the Caspian Sea.
Relevant evidence: No