There are six persons i.e. A, B, C, D, E, F working in different offices i.e. K, L, M, N, O, P not necessarily in same order. There are three males and three females. B is the wife of E and is working in office N. None of the women works in L or P. C is the sister of D and is working in office K. F is working in office M. D is working in L. No man works in O. Who works in office P.