Input: concept: Indian National Congress  question:  who was the president of indian national congress?
Output: 



Answer: Sonia Gandhi, Shankar Dayal Sharma, N. S. V. Chitthan, Indira Gandhi, Manmohan Singh, Rajiv Gandhi, Mahatma Gandhi, Pratibha Patil, P. V. Narasimha Rao, Ambareesh