Problem Display
PID: 254412 (7b/KQ2p2P/4p3/4k1p1/b1P1N1pP/2P3P1/2PPpP1N/2nq4 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Zadachi i Etyudi, 2005

7b/KQ2p2P/4p3/4k1p1/b1P1N1pP/2P3P1/2PPpP1N/2nq4

#4

12 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Qxe7!
      • threat
        • 2.Qxg5+
          • 2...Kxe4
            • 3.Qf4#
      • 1...Qxc2
        • 2.Sd6
          • threat
            • 3.Sxg4#
            • 3.d4#
          • 2...Qxc3
            • 3.dxc3
              • threat
                • 4.Sxg4#
          • 2...Qe4
            • 3.Sf7+
              • 3...Kf5
                • 4.Qxg5#
      • 1...Qxd2
        • 2.Sxd2
          • threat
            • 3.Sxg4+
              • 3...Kf5
                • 4.Qxg5#
            • 3.Qf8
              • threat
                • 4.Sxg4#
              • 3...Bf6
                • 4.Qc5#
          • 2...gxh4
            • 3.Qf8
              • threat
                • 4.Sxg4#
                • 4.Qf4#
              • 3...Bf6
                • 4.Qc5#
      • 1...Bxc2
        • 2.Sxg5
          • threat
            • 3.Qxe6#
          • 2...Bf5
            • 3.f4+
              • 3...gxf4 ep
                • 4.Shxf3#

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).