context: His first film was the 1940s film "Dharmapatni". However, the first film to feature a full-fledged hero was "Sri Sitarama Jananam" (1944). He acted in a variety of roles, from a charming prince to a drunken lover, from a brave soldier to a saintly sage, to a college student to a capable government official. In the mythological characters, Abhimanyu (Mayabazar), Vishnu (Chengulakshmi), Naradudu (Bhukailas), and Arjuna (Sri Krishnajarjuna War).
question: Which was the first film by Nageshwara Rao?
answers.text: Dharmapatni