Question: Do both directors of films Tropic Zone (Film) and Viruthan Shanku share the same nationality?
Sentence (from "P. Venu"): Following the commercial and critical success of this film, he came up with two more in the series - "Taxi Car" in 1972 and Prethangalude Thazhvara in 1973, which were recognized as the first investigative sequels in the history of Malayalam cinema.
Relevant evidence: No