Kaun Banega Crorepati 15: Can you guess the answer of Rs 1 crore question which contestant Tajinder Kaur couldn't despite using two lifelines

In the latest episode of Kaun Banega Crorepati 15, contestant Tajinder Kaur impresses host Amitabh Bachchan with her knowledge. Tajinder answers all the 10 questions correctly in the 'Super Sandook' round and wins Rs 1 lakh. She then correctly answers more questions up to Rs 50 lakhs but quits the game on the question for Rs 1 crore. Tajinder takes home Rs 50,00,000.