India, May 16 -- One hundred and ninety-nine years after his birth, Bengal's Renaissance icon Ishwar Chandra Vidyasagar has become a poll plank in the eastern state. And the ruling Trinamool Congress (TMC) has quickly used the vandalism in a Kolkata college named after him to reach out to unusual quarters: the Left's educated, middle-class vote bank.

The internal reports and feedback of TMC suggest that the Left's vote - as much as 30% in the 2014 general election - is shifting to some extent to the Bharatiya Janata Party (BJP) as the latter is recognised as a key challenger to the Trinamool.

"Our prospects now hinge on the level of shift of the Left vote. We hope to get more than 30 seats but if the Left loses more than 10% of its shar...