Question: From what film is a Tamil song composed by A. R. Rahman with lyrics written by Vairamuthu, that features the vocals of  a playback singer of Indian cinema with a career spanning over three decades?
Sentence (from "Sadhana Sargam"): Sadhana Sargam (born Sadhana Purushottam Ghanekar) is a playback singer of Indian cinema with a career spanning over three decades.
Relevant evidence: Yes