Problem Display
PID: 41158 (K7/2pB4/2Pp4/pP1Qp2p/r2P1k1P/4p2R/5r2/n7 w - - 0 1)

Makaronets, Leonid

Shifrin, Semion

StrateGems, 2002

K7/2pB4/2Pp4/pP1Qp2p/r2P1k1P/4p2R/5r2/n7

#4

8 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.dxe5!
      • threat
        • 2.exd6
          • threat
            • 3.Qf5#
      • 1...dxe5
        • 2.Qd3
          • threat
            • 3.Qf5#
            • 3.Qxe3#
          • 2...e4
            • 3.Qd5
              • threat
                • 4.Qf5#
                • 4.Qg5#
          • 2...Re4
            • 3.Qa3
              • threat
                • 4.Qf8#
              • 3...Ra4
                • 4.Qxe3#
              • 3...Rb4
                • 4.Qxe3#
              • 3...Rc4
                • 4.Qxe3#
              • 3...Rd4
                • 4.Qxe3#
      • 1...Re4
        • 2.Qe6
          • threat
            • 3.Qf5#
            • 3.Qf6#
          • 2...Rxe5
            • 3.Qf7+
              • 3...Ke4
                • 4.Qc4#
              • 3...Rf5
                • 4.Qxf5#
      • 1...Sc2
        • 2.exd6
          • threat
            • 3.Qf5#
          • 2...Sd4
            • 3.Qg5+
              • 3...Ke4
                • 4.Rxe3#
      • 1...Sb3
        • 2.exd6
          • threat
            • 3.Qf5#
          • 2...Sd4
            • 3.Qg5+
              • 3...Ke4
                • 4.Rxe3#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).