Flat at the western side of 2nd floor of 3 storied building situated at premises no. 45/3, Mahendra Nath Sen Lane, P.O & P.S. Regent park, opposite Pally Bharat Mata Athletic Club and Nanu Babur Bazar within the limit of KMC ward no. 97, Dist. South 24 Parganas, WB 700 040