Problem Display
PID: 256095 (1k6/1p1B3p/1Kpp1r1p/1p2p3/2r1p3/4Q3/8/8 w - - 0 1)

Dimitrov, Nikolai

Probleemblad, 1972

1k6/1p1B3p/1Kpp1r1p/1p2p3/2r1p3/4Q3/8/8

#4

3 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Qg3!
      • threat
        • 2.Qg8+
          • 2...Rf8
            • 3.Qxf8#
      • 1...Rg6
        • 2.Qf2
          • threat
            • 3.Qf8#
          • 2...Re6
            • 3.Qf8+
              • 3...Re8
                • 4.Qxe8#
            • 3.Bxe6
              • threat
                • 4.Qf8#
              • 3...Ka8
                • 4.Qf8#
          • 2...Rf6
            • 3.Qxf6
              • threat
                • 4.Qd8#
                • 4.Qh8#
                • 4.Qf8#
              • 3...Ka8
                • 4.Qd8#
                • 4.Qh8#
                • 4.Qf8#
          • 2...Rg8
            • 3.Qa2
              • threat
                • 4.Qa7#
              • 3...Ra4
                • 4.Qxg8#
      • 1...Rf8
        • 2.Qa3
          • threat
            • 3.Qa7#
          • 2...Ra4
            • 3.Qxd6+
              • 3...Ka8
                • 4.Qxf8#

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).