EQUITABLE MORTGAGE OF PROPERTY: ALL THAT ONE HALF SHARE IN THE TOTAL LAND COMPRISING 2 COTTAHS, MORE OR LESS, AND THE CONSTRUCTED AREA ON THE GROUND AND 1ST FLOOR OF THE TWO STORIED RESIDENTIAL BUILDING TOGETHER WITH ONE HALF SHARE IN THE ROOF RIGHT AT PREMISES NO.3/1A, MATHESWARTALA ROAD (PORTION) P.S.-TANGRA, WARD NO-58 UNDER KMC COMPRISING ON