MESON Chess Problem Database

Problem Display
PID: 233046 (1B6/8/6P1/8/8/5r2/5P2/2R2K1k w - - 0 1)

Clausen, Sigurd

Source?, 1939

1B6/8/6P1/8/8/5r2/5P2/2R2K1k

#4

5 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Rc7!
      • threat
        • 2.Rh7+
          • 2...Rh3
            • 3.Rxh3#
      • 1...Rh3
        • 2.Rc4
          • 2...Rg3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
            • 3.fxg3
              • 3...Kh2
                • 4.Rh4#
          • 2...Rh2
            • 3.Bxh2
              • 3...Kxh2
                • 4.Rh4#
          • 2...Ra3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Rb3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Rc3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Rd3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Re3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Rf3
            • 3.Rh4+
              • 3...Rh3
                • 4.Rxh3#
          • 2...Rh5
            • 3.Rg4
              • threat
                • 4.Rg1#
              • 3...Re5
                • 4.Rh4#
              • 3...Rg5
                • 4.Rh4#
          • 2...Rh6
            • 3.Rg4
              • threat
                • 4.Rg1#
              • 3...Rxg6
                • 4.Rh4#
          • 2...Rh7
            • 3.Rg4
              • threat
                • 4.Rg1#
              • 3...Rc7
                • 4.Rh4#
          • 2...Rh8
            • 3.Rg4
              • threat
                • 4.Rg1#
              • 3...Rxb8
                • 4.Rh4#
      • 1...Rf7
        • 2.gxf7
          • 2...Kh2
            • 3.Rc3+
              • 3...Kh1
                • 4.Rh3#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).