Problem Display
PID: 169955 (N4b2/6p1/pR1pP1P1/1n1k1B2/pPp1pPP1/2PpP3/8/1N2K3 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Rybynsk 7 Dney, 2007

N4b2/6p1/pR1pP1P1/1n1k1B2/pPp1pPP1/2PpP3/8/1N2K3

#4

12 + 10


145 StrateGems 2017

SOLUTION


  • SOUND
  • Keys
    • 1.Sd2!
      • threat
        • 2.Sxe4
          • threat
            • 3.Sf6+
              • 3...gxf6
                • 4.e4#
            • 3.Sd2
              • threat
                • 4.e4#
              • 3...Sxc3
                • 4.Sc7#
          • 2...d2+
            • 3.Sxd2
              • threat
                • 4.e4#
              • 3...Sxc3
                • 4.Sc7#
          • 2...Be7
            • 3.Sf6+
              • 3...Bxf6
                • 4.e4#
              • 3...gxf6
                • 4.e4#
      • 1...Be7
        • 2.Bxe4+
          • 2...Kxe6
            • 3.Bf5+
              • 3...Kd5
                • 4.e4#
              • 3...Kf6
                • 4.Se4#
      • 1...a5
        • 2.Rxb5+
          • 2...Kc6
            • 3.Rb6+
              • 3...Kd5
                • 4.Sc7#

FEATURES


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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).