India, April 13 -- West Bengal politics and elections there cannot be discussed without the mention of a rivalry that is possibly one of the biggest political friends-turning-foes stories across states - chief minister and Trinamool Congress supremo Mamata Banerjee versus Leader of Opposition and Bharatiya Janata Party (BJP) leader Suvendu Adhikari.

What began as a mentor-protege relationship inside the Trinamool Congress has transformed into one of Indian politics' most personal and symbolic electoral battles, a contest rooted in rebellion, betrayal and unfinished political business.

Once part of the same party and considered close to each other - the TMC - Mamata Banerjee and Suvendu Adhikari are now rivals with the latter's dramatic ...