Problem Display
PID: 35036 (8/2p4r/2P5/2R5/4B3/Q1P3Pp/3P1RpB/K4N1k w - - 0 1)

Hannemann, Knud Harald

1st Prize, Skakbladet, 1944-1945

8/2p4r/2P5/2R5/4B3/Q1P3Pp/3P1RpB/K4N1k

#4

11 + 5


13255 Hoekstenen 1967
3773 FIDE Album (1914-1944) (II) 1972

SOLUTION


  • SOUND
  • Keys
    • 1.Qa7!
      • threat
        • 2.Rxg2
          • threat
            • 3.Rg1#
            • 3.Re2#
            • 3.Rf2#
          • 2...hxg2
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Re2
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Rf4
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rcf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Rff5
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rcd5
              • threat
                • 4.Qg1#
            • 3.Rce5
              • threat
                • 4.Qg1#
        • 2.Rf6
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rcf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Rf7
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rcf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Rf8
          • threat
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rcf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Qg1#
        • 2.Rc4
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rf5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Ra5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Rb5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Rd5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Re5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Rcf5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rgf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.R2f4
              • threat
                • 4.Qg1#
        • 2.Rg5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
        • 2.Rh5
          • threat
            • 3.Rxg2
              • threat
                • 4.Rg1#
                • 4.Re2#
                • 4.Rf2#
                • 4.Qg1#
            • 3.Rxh3
              • threat
                • 4.Bxg2#
            • 3.Re2
              • threat
                • 4.Qg1#
            • 3.Rf4
              • threat
                • 4.Qg1#
            • 3.Rff5
              • threat
                • 4.Qg1#
            • 3.Rf6
              • threat
                • 4.Qg1#
            • 3.Rf7
              • threat
                • 4.Qg1#
            • 3.Rf8
              • threat
                • 4.Qg1#
      • 1...Rh4
        • 2.Rxg2
          • threat
            • 3.Rg1#
          • 2...hxg2
            • 3.Rh5
              • threat
                • 4.Qg1#
              • 3...Rxh2
                • 4.Rxh2#
      • 1...Rd7
        • 2.Rxg2
          • threat
            • 3.Rg1#
            • 3.Re2#
            • 3.Rf2#
          • 2...hxg2
            • 3.Rd5
              • threat
                • 4.Qg1#
      • 1...Re7
        • 2.Rxg2
          • threat
            • 3.Rg1#
          • 2...hxg2
            • 3.Rc4
              • threat
                • 4.Qg1#
            • 3.Ra5
              • threat
                • 4.Qg1#
            • 3.Rb5
              • threat
                • 4.Qg1#
            • 3.Rd5
              • threat
                • 4.Qg1#
            • 3.Re5
              • threat
                • 4.Qg1#
            • 3.Rf5
              • threat
                • 4.Qg1#
            • 3.Rg5
              • threat
                • 4.Qg1#
            • 3.Rh5
              • threat
                • 4.Bg1#
                • 4.Qg1#
      • 1...Rh8
        • 2.Rxg2
          • threat
            • 3.Rg1#
            • 3.Re2#
            • 3.Rf2#
          • 2...hxg2
            • 3.Rh5
              • threat
                • 4.Qg1#
              • 3...Ra8
                • 4.Bg1#

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).