floors based puzzle level 2 test 3

Twelve persons M, N, O, P, E, F, G, H, I, J, K and L are living in a five storeyed building such that ground floor is numbered as 1, above it is floor 2 then top floor is numbered as 5. Each of the floor has 4 flats in it as flat-A and flat-B, flat-C and flat-D. Flat-A of floor-2 is immediately above flat-A of floor-1 and immediately below flat-A of floor-3 and so on. In the same way flat-B of floor2 is immediately above flat-B of floor-1 and immediately below flat-B of floor-3 and so on. Flat-A is in west of flat-B and so on. 8 flats are vacant. Note: minimum 2 and not more than 3 person lives in a floor. I lives in flat B of an even number floor. There is a gap of two floor between I and M. No one lives to the west of M. There are two flats between the flats of G and F on the same floor. G lives to the west of F. P lives immediate above the flat of F. One person lives between M and N on the same floor. One vacant flat is just above and one is just below the flat of O, H lives to the west of J but not to the adjacent of J. J lives on an even floor and lives immediately above L's flat G does not lives same floor as I and O. K is sitting just in between two vacant flats on the same floor. J and O do not live in the same floor. O does not live in flat B. O lives on adjacent floor of N.