Kolkata: The BJP on Saturday accused West Bengal Chief Minister Mamata Banerjee of “playing with fire” by subtly “using” now-suspended Trinamool Congress legislator Humayun Kabir to polarise people’s sentiments in the state. “West Bengal Chief Minister Mamata Banerjee is playing with fire. Reports emerging from Beldanga in Murshidabad have triggered serious concern, with Mamata Banerjee.