Problem Display
PID: 257705 (3N4/3P4/3P4/1p2B3/1p2kPN1/1P6/R7/4K3 w - - 0 1)

Petrasinovic, Petrasin

Shakhmatnaya kompozitsiya, 2022

3N4/3P4/3P4/1p2B3/1p2kPN1/1P6/R7/4K3

#4

9 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Rh2!
      • 1...Kf3
        • 2.Sf2
          • threat
            • 3.f5
              • 3...Ke3
                • 4.Rh3#
          • 2...Kg3
            • 3.Kf1
              • threat
                • 4.Rh3#
              • 3...Kxh2
                • 4.f5#
              • 3...Kf3
                • 4.Rh3#
      • 1...Kd5
        • 2.Sf6+
          • 2...Kc5
            • 3.Ra2
              • 3...Kb6
                • 4.Bd4#
      • 1...Kf5
        • 2.Sf6
          • 2...Kg6
            • 3.Rg2+
              • 3...Kf5
                • 4.Rg5#
              • 3...Kh6
                • 4.Sf7#

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).