ALL THAT flat measuring about 625 square feet (Built up area) corresponding to 800 square feet (Super Built Up area) on the 3rd floor of the building named and known as "Udita" and built and constructed at or upon the plot of land measuring about 9 Cottahs, 1 Chittacks and 15 square feet forming part of Dag Nos. 3506/3660, 3506/6366 and 3506/6367 under khatian nos. 2179 and 1264 J.L no. 13 in Mouza and under P.S Kasba in the District South 24 Parganas presently known and numbered as municipal premises no. 1/101, Nelinagar Colony - 1 under municipal Ward No. 105 within the limits of Kolkata Municipal Corporation