Task: Explanation
Input (English): Richa Sharma (born 29 August 1980) is an Indian film playback singer as well a devotional singer. In 2006, she sang Bollywood's longest track, the "bidaai" song, in film "Baabul" (2006). Question: Collaborations 3 features an Indian film playback singer who sang the bidaai song in what film? Answer: Baabul
Output (English):  In 2006, she sang Bollywoods longest track, the bidaai song, in film Baabul 2006.