Problem Display
PID: 212308 (nq6/8/4N1Qp/3kp2K/1pN5/1B6/1r1b1p2/8 w - - 0 1)

Bayer, Konrad

Illustrirte Zeitung, 1875

nq6/8/4N1Qp/3kp2K/1pN5/1B6/1r1b1p2/8

#5

5 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sb6+!
      • 1...Kc6
        • 2.Sd8+
          • 2...Kb5
            • 3.Qc6+
              • 3...Ka6
                • 4.Sxa8+
                  • 4...Ka5
                    • 5.Qa4#
                  • 4...Ka7
                    • 5.Qa4#
                  • 4...Qb6
                    • 5.Qxb6#
          • 2...Kc5
            • 3.Sa4+
              • 3...Kd4
                • 4.Bd5
                  • threat
                    • 5.Qe4#
                  • 4...Ke3
                    • 5.Qe4#
                  • 4...Kxd5
                    • 5.Qd3#
                  • 4...e4
                    • 5.Qxe4#
              • 3...Kb5
                • 4.Qd3+
                  • 4...Ka5
                    • 5.Sc6#
      • 1...Kd6
        • 2.Sd8+
          • 2...Kc5
            • 3.Sa4+
              • 3...Kd4
                • 4.Bd5
                  • threat
                    • 5.Qe4#
                  • 4...Ke3
                    • 5.Qe4#
                  • 4...Kxd5
                    • 5.Qd3#
                  • 4...e4
                    • 5.Qxe4#
              • 3...Kb5
                • 4.Qd3+
                  • 4...Ka5
                    • 5.Sc6#

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).