Problem Display
PID: 175903 (4B1r1/R6Q/4N1pn/4qn1k/1R5B/5p2/1p3p1p/1r3NbK w - - 0 1)

Krivohlavek, Josef

HM., Sachova skladba, 2011

4B1r1/R6Q/4N1pn/4qn1k/1R5B/5p2/1p3p1p/1r3NbK

#4

8 + 12


3485 Sachova skladba 2012

SOLUTION


  • SOUND
  • Keys
    • 1.Ra5!
      • threat
        • 2.Rxe5
          • threat
            • 3.Sg3#
            • 3.Rxf5#
      • 1...Qxa5
        • 2.Qxg6+
          • 2...Rxg6
            • 3.Sg7+
              • 3...Sxg7
                • 4.Sg3#
      • 1...Rxf1
        • 2.Rxe5
          • threat
            • 3.Rxf5#
          • 2...b1Q
            • 3.Qxg6+
              • 3...Rxg6
                • 4.Sg7#
          • 2...b1B
            • 3.Qxg6+
              • 3...Rxg6
                • 4.Sg7#
      • 1...Rc1
        • 2.Qxg6+
          • 2...Rxg6
            • 3.Sg7+
              • 3...Qxg7
                • 4.Sg3#
              • 3...Sxg7
                • 4.Sg3#
        • 2.Rxe5
          • threat
            • 3.Sg3#
            • 3.Rxf5#
          • 2...Rc4
            • 3.Rxc4
              • threat
                • 4.Sg3#
                • 4.Rxf5#
      • 1...Rd1
        • 2.Qxg6+
          • 2...Rxg6
            • 3.Sg7+
              • 3...Qxg7
                • 4.Sg3#
              • 3...Sxg7
                • 4.Sg3#
        • 2.Rxe5
          • threat
            • 3.Sg3#
            • 3.Rxf5#
          • 2...Rd4
            • 3.Rxd4
              • threat
                • 4.Sg3#
                • 4.Rxf5#
      • 1...Re1
        • 2.Qxg6+
          • 2...Rxg6
            • 3.Sg7+
              • 3...Qxg7
                • 4.Sg3#
              • 3...Sxg7
                • 4.Sg3#

FEATURES


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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).