Problem Display
PID: 188633 (n4K1k/5b1p/7p/8/4p2R/B2p4/rpp3Rp/1qr2n2 w - - 0 1)

Kozdon, Baldur

Schweizerische Schachzeitung, 1969

n4K1k/5b1p/7p/8/4p2R/B2p4/rpp3Rp/1qr2n2

#5

4 + 14


SOLUTION


  • SOUND
  • Keys
    • 1.Rg8+!
      • 1...Bxg8
        • 2.Rg4
          • threat
            • 3.Rxg8#
          • 2...Bb3
            • 3.Bb4
              • threat
                • 4.Bc3#
              • 3...Ra4
                • 4.Bc3+
                  • 4...Rd4
                    • 5.Bxd4#
              • 3...Ra5
                • 4.Bc3+
                  • 4...Re5
                    • 5.Bxe5#
                • 4.Bxa5
                  • threat
                    • 5.Bc3#
              • 3...Ra6
                • 4.Bc3+
                  • 4...Rf6+
                    • 5.Bxf6#
              • 3...Ra7
                • 4.Bc3+
                  • 4...Rg7
                    • 5.Bxg7#
          • 2...Bc4
            • 3.Bc5
              • threat
                • 4.Bd4#
              • 3...Ra5
                • 4.Bd4+
                  • 4...Re5
                    • 5.Bxe5#
              • 3...Ra6
                • 4.Bd4+
                  • 4...Rf6+
                    • 5.Bxf6#
              • 3...Ra7
                • 4.Bd4+
                  • 4...Rg7
                    • 5.Bxg7#
          • 2...Bd5
            • 3.Bd6
              • threat
                • 4.Be5#
              • 3...Ra6
                • 4.Be5+
                  • 4...Rf6+
                    • 5.Bxf6#
              • 3...Ra7
                • 4.Be5+
                  • 4...Rg7
                    • 5.Bxg7#
          • 2...Be6
            • 3.Be7
              • threat
                • 4.Bf6#
              • 3...Ra7
                • 4.Bf6+
                  • 4...Rg7
                    • 5.Bxg7#

FEATURES


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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).