Problem Display
PID: 175339 (8/4K3/p4pp1/B2kp1Q1/1P2N2p/3NP1pr/1n6/8 w - - 0 1)

Bayersdorfer, Adolf Christian

Zur Kenntnis des Schachproblems, 1902

8/4K3/p4pp1/B2kp1Q1/1P2N2p/3NP1pr/1n6/8

#4

7 + 9


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sxe5!
      • threat
        • 2.Sc3#
        • 2.Sxf6#
      • 1...fxe5
        • 2.Qxg6
          • threat
            • 3.Sd2
              • threat
                • 4.Qe4#
                • 4.Qd6#
                • 4.Qe6#
            • 3.Sd6
              • threat
                • 4.Qe4#
              • 3...Kc6
                • 4.Qe4#
              • 3...e4
                • 4.Qxe4#
          • 2...Kc4
            • 3.Sd2+
              • 3...Kc3
                • 4.b5#
              • 3...Kb5
                • 4.Qe8#
              • 3...Kd5
                • 4.Qe4#
                • 4.Qd6#
                • 4.Qe6#
      • 1...fxg5
        • 2.Sf6+
          • 2...Kxe5
            • 3.Bc7+
              • 3...Kf5
                • 4.e4#

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).