Kolkata, May 4 -- If current counting trends in West Bengal persist, the Bharatiya Janata Party is set to comfortably cross the halfway mark of 147 seats and emerge as the single largest party in West Bengal. This will increase the states governed by the National Democratic Alliance (NDA) to 21.

Meanwhile, the INDIA bloc, the principal opposition alliance at the Centre, has maintained its leadership in six states across the country after potentially losing Tamil Nadu, but gaining Kerala. Even after the decisive performance in Kerala, the election results have put a cloud of uncertainty over the Congress-led alliance's future prospects.

While the BJP itself will independently govern 15 states after the West Bengal win, the alliance's tal...