Problem Display
PID: 35581 (3K4/8/8/1BNkp3/3BN3/6P1/3P1P2/8 w - - 0 1)

Dobrusky, Jan

Svetozor, 1872

3K4/8/8/1BNkp3/3BN3/6P1/3P1P2/8

#4

8 + 2


SOLUTION


  • COOKED
  • Keys
    • 1.Sc3+!
      • 1...Kd6
        • 2.Bd7
          • threat
            • 3.S5e4#
            • 3.Sb7#
          • 2...exd4
            • 3.S5e4+
              • 3...Ke5
                • 4.f4#
    • 1.Sf6+!
      • 1...Kd6
        • 2.Bd7
          • threat
            • 3.Sce4#
            • 3.Sb7#
          • 2...exd4
            • 3.Sce4+
              • 3...Ke5
                • 4.f4#
    • 1.g4!
      • threat
        • 2.Sc3+
          • 2...Kd6
            • 3.S5e4+
              • 3...Ke6
                • 4.Bc4#
        • 2.Sf6+
          • 2...Kd6
            • 3.Sce4+
              • 3...Ke6
                • 4.Bc4#
      • 1...Kxd4
        • 2.d3
          • 2...Kd5
            • 3.Sb3
              • 3...Ke6
                • 4.Bc4#
            • 3.Se6
              • 3...Kxe6
                • 4.Bc4#
        • 2.f3
          • 2...Kd5
            • 3.Sb3
              • 3...Ke6
                • 4.Bc4#
            • 3.Se6
              • 3...Kxe6
                • 4.Bc4#
      • 1...exd4
        • 2.f4
          • 2...d3
            • 3.Se6
              • 3...Kxe4
                • 4.Bc6#
              • 3...Kxe6
                • 4.Bc4#

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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).