Problem Display
PID: 211743 (8/8/K7/1Nk2P2/8/5R2/8/5B2 w - - 0 1)

Petrasinovic, Petrasin

Sachova skladba, 2018

8/8/K7/1Nk2P2/8/5R2/8/5B2

#4

5 + 1


SOLUTION


  • SOUND
  • Keys
    • 1.Bg2!
      • threat
        • 2.Ka5
          • threat
            • 3.Rc3#
          • 2...Kd5
            • 3.Re3+
              • 3...Kc4
                • 4.Rc3#
              • 3...Kc5
                • 4.Rc3#
          • 2...Kc6
            • 3.Rd3+
              • 3...Kc5
                • 4.Rc3#
      • 1...Kb4
        • 2.Ra3
          • 2...Kc4
            • 3.Ka5
              • 3...Kc5
                • 4.Rc3#
          • 2...Kc5
            • 3.Ka5
              • 3...Kc4
                • 4.Rc3#
      • 1...Kc4
        • 2.Ka5
          • threat
            • 3.Rc3#
          • 2...Kd5
            • 3.Re3+
              • 3...Kc4
                • 4.Rc3#
              • 3...Kc5
                • 4.Rc3#
      • 1...Kd5
        • 2.Re3+
          • 2...Kc4
            • 3.Ka5
              • 3...Kc5
                • 4.Rc3#
          • 2...Kc5
            • 3.Ka5
              • 3...Kc4
                • 4.Rc3#
      • 1...Kc6
        • 2.Rd3+
          • 2...Kc5
            • 3.Ka5
              • 3...Kc4
                • 4.Rc3#

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).