Problem Display
PID: 256085 (4q3/3ppb2/4p3/p5r1/2N5/K2P1Pnr/2BPpN2/2B1knQ1 w - - 0 1)

Avramenko, Nikolai

Tolstoy, Stanislav Maksimovic

Die Schwalbe, 1972

4q3/3ppb2/4p3/p5r1/2N5/K2P1Pnr/2BPpN2/2B1knQ1

#4

9 + 12


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.d4!
      • threat
        • 2.Sd3#
      • 1...Bg6
        • 2.Be4
          • threat
            • 3.Sd3+
              • 3...Kd1
                • 4.Se3#
            • 3.Se3
              • threat
                • 4.Sd3#
                • 4.Sc2#
                • 4.Sg2#
          • 2...Bxe4
            • 3.d3
              • threat
                • 4.Bd2#
          • 2...Sf5
            • 3.Se5
              • threat
                • 4.Sed3#
              • 3...Rxf3+
                • 4.Sxf3#

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).