Question: N J Nandini won an award named after what Carnatic music singer from Palakkad?
Sentence (from "Chembai"): Chembai Vaidyanatha Bhagavatar a.k.a. Vaidyanatha Iyer (Malayalam:ചെമ്പൈ വൈദ്യനാഥ ഭാഗവതർ, b. 1 September 1896, d. 16 October 1974) was a Carnatic music singer from Palakkad (state of Kerala, India).
Relevant evidence: Yes