Question: Who was the Indian music composer and singer who won an award in 2003 that worked extensively with Bhaskarabhatla Ravi Kumar?
Sentence (from "O. P. Nayyar"): Omkar Prasad Nayyar (16 January 1926 – 28 January 2007) was an Indian film music composer, singer-songwriter, music producer, and musician.
Relevant evidence: No