Problem Display
PID: 212575 (5n2/8/5p1p/1B1kpN2/4R2b/p3pp2/6Pr/KQ2n3 w - - 0 1)

Bayer, Konrad

Illustrirte Zeitung, 1877

5n2/8/5p1p/1B1kpN2/4R2b/p3pp2/6Pr/KQ2n3

#5

6 + 11


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bd7!
      • threat
        • 2.Qb3+
          • 2...Kxe4
            • 3.Qc4#
          • 2...Kc5
            • 3.Qb5#
        • 2.Qb5+
          • 2...Kxe4
            • 3.Qc4#
        • 2.Qb7+
          • 2...Kc5
            • 3.Qc6#
            • 3.Qb5#
      • 1...Sc2+
        • 2.Qxc2
          • threat
            • 3.Qc4#
            • 3.Qc6#
          • 2...Rh1+
            • 3.Ka2
              • threat
                • 4.Qc4#
                • 4.Qc6#
              • 3...Ra1+
                • 4.Kxa1
                  • threat
                    • 5.Qc4#
                    • 5.Qc6#
              • 3...Rc1
                • 4.Qd3+
                  • 4...Kc5
                    • 5.Qb5#
                    • 5.Qd6#
                • 4.Qxc1
                  • threat
                    • 5.Qc4#
                    • 5.Qc6#
                  • 4...Kxe4
                    • 5.Qc4#
      • 1...Sxd7
        • 2.Qb7+
          • 2...Kc5
            • 3.Qc7+
              • 3...Kb5
                • 4.Sd6+
                  • 4...Ka6
                    • 5.Ra4#
          • 2...Ke6
            • 3.Qb3+
              • 3...Kxf5
                • 4.g4+
                  • 4...Kxe4
                    • 5.Qc4#
                  • 4...Kg5
                    • 5.Qg8#
                  • 4...Kg6
                    • 5.Qg8#

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).