Question: What nationality is the director of film Erra Bus?
Sentence (from "Dasari Narayana Rao"): Dasari Narayana Rao (4 May 1947 – 30 May 2017) was an Indian film director, producer, screenwriter, dialogue writer, actor, lyricist, and politician known for his works predominantly in Telugu cinema, Television, and Bollywood.
Relevant evidence: Yes