The political dynasties behind the Indian election

For most of its independence, India's politics has been dominated by the powerful Nehru-Gandhi dynasty, a family that has given the country three prime ministers.

Its fourth generation member, Rahul Gandhi, is vice-president of the governing Congress party.

But even as the Gandhis appear to be on the decline, other political dynasties have emerged.

The BBC's Sanjoy Majumder looks at why Indian politics is still very much a family business.