Good Afternoon Puzzlers, This problem is from Mario Lang's puzzle web page at http://delysid.org/chess/epd.cgi and is reported to be from Fred Reinfield's book "Win At Chess" 1958. Problem WAC052 White to move FEN Problem Setup: r1k5/ 1p3q2/ 1Qpb4/ 3N1p2/ 5Pp1/ 3P2Pp/ PPPK3P/ 4R3 w - - 0 1 Short Algebraic Problem Setup: White: Kd2, Qb6, Re1, Nd5, Pa2, Pb2, Pc2, Pd3, Pf4, Pg3, Ph2 Black: Kc8, Qf7, Ra8, Bd6, Pb7, Pc6, Pf5, Pg4, Ph3