Problem Display
PID: 253712 (6Q1/8/8/K2Npk2/8/1p6/1B6/8 w - - 0 1)

Surkov, Valery Albertovich

Sachmatija, 2021

6Q1/8/8/K2Npk2/8/1p6/1B6/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Bc1!
      • threat
        • 2.Se7+
          • 2...Ke4
            • 3.Qd5#
          • 2...Kf6
            • 3.Bg5#
      • 1...Ke4
        • 2.Se3
          • threat
            • 3.Qg4+
              • 3...Kd3
                • 4.Qc4#
          • 2...Kf3
            • 3.Qg2+
              • 3...Kf4
                • 4.Qg4#
      • 1...e4
        • 2.Bb2
          • 2...e3
            • 3.Sf6
              • threat
                • 4.Qg4#
              • 3...Kf4
                • 4.Qg4#

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).