Problem Display
PID: 210677 (1bK5/2p5/n1R3R1/2p1kp2/4p1b1/4PQ2/4B3/4q3 w - - 0 1)

Bayer, Konrad

Pongracz, Arnold

Era, 1856

1bK5/2p5/n1R3R1/2p1kp2/4p1b1/4PQ2/4B3/4q3

#4

6 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rge6+!
      • 1...Kd5
        • 2.Rxe4
          • threat
            • 3.Bc4+
              • 3...Kxc6
                • 4.Re6#
            • 3.Rd4+
              • 3...Ke5
                • 4.Rd5#
                • 4.Qd5#
                • 4.Qf4#
          • 2...fxe4+
            • 3.Qxg4
              • threat
                • 4.Qe6#
              • 3...Ke5
                • 4.Qh5#
                • 4.Qe6#
                • 4.Qg5#
              • 3...Kxc6
                • 4.Qe6#
          • 2...f4+
            • 3.Qxg4
              • threat
                • 4.Qe6#
              • 3...Kxe4
                • 4.Qe6#
              • 3...Kxc6
                • 4.Qe6#
          • 2...Bxf3
            • 3.Bc4+
              • 3...Kxe4
                • 4.Re6#
              • 3...Kxc6
                • 4.Re6#
          • 2...Qf1
            • 3.Rd4+
              • 3...Ke5
                • 4.Rd5#
                • 4.Qd5#

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).