All that the divided and demarcated Western portion of the Fourth Floor of the building named Turner Morrison being unit no.2 (semi commercial) measuring about 850 Sq.ft Super built up area together with the undivided impartiable proportionate share in the land underneath the building measuring an area of 1 (one) bigha 12 (Twelve) cottahs and 15 (Fifteen) chittacks be the same a little more or less being municipal premises No. 6 Lyons Range, P.S. Hare Street, K.M.C. Ward No. 45, Kolkata-700001 standing in the name of KB Sponge Iron Limited