Kolkata, Mar 12 (ANI): West Bengal Chief Minister (CM) Mamata Banerjee undertook a 'padyatra' in poll-bound Kolkata on Saturday. Earlier, she released the Trinamool Congress's (TMC) manifesto for the elections.The six-phased elections will take place on April 4,11,17, 21, 25, 30 and May 5. Votes will be counted on May19.