Problem Display
PID: 232016 (5N1n/n1K2p1B/2pN1Pp1/1p1k2b1/pP1PpPP1/1PPpP2p/2r5/Q6R w - - 0 1)

Schaffer, Adolf

Wiener Schachzeitung, 1937

5N1n/n1K2p1B/2pN1Pp1/1p1k2b1/pP1PpPP1/1PPpP2p/2r5/Q6R

#4

14 + 13


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qa2!
      • threat
        • 2.c4+
          • 2...Rxc4
            • 3.bxc4+
              • 3...bxc4
                • 4.Qxc4#
          • 2...bxc4
            • 3.bxc4+
              • 3...Rxc4
                • 4.Qxc4#
        • 2.Qxc2
          • threat
            • 3.c4+
              • 3...bxc4
                • 4.Qxc4#
                • 4.bxc4#
            • 3.Qxd3
              • threat
                • 4.Qxe4#
              • 3...exd3
                • 4.e4#
          • 2...dxc2
            • 3.c4+
              • 3...bxc4
                • 4.bxc4#
      • 1...Rxc3
        • 2.Qg2
          • threat
            • 3.Qxe4#
          • 2...hxg2
            • 3.Rh5
              • threat
                • 4.Rxg5#
              • 3...gxh5
                • 4.Bxe4#

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).