Problem Display
PID: 208478 (1r5k/4n2p/1q2NNpP/8/5p2/1p1Q4/1rP2PPK/3R4 w - - 0 1)

MacDonell, ?

La Palamede, 1836

1r5k/4n2p/1q2NNpP/8/5p2/1p1Q4/1rP2PPK/3R4

#4

9 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qd8+!
      • 1...Qxd8
        • 2.Rxd8+
          • 2...Rxd8
            • 3.Sxd8
              • threat
                • 4.Sf7#
          • 2...Sg8
            • 3.Rxb8
              • threat
                • 4.Rxg8#
            • 3.Sg5
              • threat
                • 4.Sf7#
              • 3...Rb7
                • 4.Rxg8#
        • 2.Sxd8
          • threat
            • 3.Sf7#
          • 2...Rxd8
            • 3.Rxd8+
              • 3...Sg8
                • 4.Rxg8#
      • 1...Rxd8
        • 2.Rxd8+
          • 2...Qxd8
            • 3.Sxd8
              • threat
                • 4.Sf7#
      • 1...Sg8
        • 2.Rd7
          • threat
            • 3.Rxh7#
          • 2...Qa7
            • 3.Rxa7
              • threat
                • 4.Rxh7#
              • 3...Rb7
                • 4.Qxg8#
            • 3.Qxb8
              • threat
                • 4.Qxg8#
              • 3...Qxb8
                • 4.Rxh7#
              • 3...Qa8
                • 4.Rxh7#
          • 2...Qc7
            • 3.Sxc7
              • threat
                • 4.Rxh7#
            • 3.Rxc7
              • threat
                • 4.Rxh7#
              • 3...Rb7
                • 4.Qxg8#
          • 2...Qb7
            • 3.Rxb7
              • threat
                • 4.Rxh7#
              • 3...Rxb7
                • 4.Qxg8#

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).