Problem Display
PID: 266636 (1b2b3/2p5/p7/Kp6/3PPk1B/p6P/2RN1P2/6r1 w - - 0 1)

Felber, Stefan

Schweizerische Schachzeitung, 2021

1b2b3/2p5/p7/Kp6/3PPk1B/p6P/2RN1P2/6r1

#4

8 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Rc3!
      • threat
        • 2.Rf3#
      • 1...Bh5
        • 2.Rc6
          • threat
            • 3.Rf6#
          • 2...Rg5
            • 3.Rf6+
              • 3...Rf5
                • 4.Rxf5#
          • 2...Rg6
            • 3.Rc5
              • threat
                • 4.Rf5#
              • 3...Rg5
                • 4.Bxg5#
              • 3...Rf6
                • 4.Bg3#
                • 4.Bg5#
              • 3...Bg4
                • 4.Bg3#
          • 2...Bg4
            • 3.Rf6+
              • 3...Bf5
                • 4.Rxf5#
          • 2...Bg6
            • 3.Rf6+
              • 3...Bf5
                • 4.Rxf5#

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).