Question: Which country the director of film Prema Mandiram is from?
Sentence (from "Dasari Narayana Rao"): Rao gained national recognition for directing Hindi films such as, Swarg Narak, Jyoti Bane Jwala, Zakhmi Sher, Sarfarosh, Wafadaar, Prem Tapasya, Pyaasa Sawan, Aaj Ka M.L.A. Ram Avtar, and Asha Jyoti.
Relevant evidence: No