Problem Display
PID: 220772 (8/8/8/3N3P/8/4bK2/3B2R1/7k w - - 0 1)

Speckmann, Werner

5th HM., Deutsche Schachzeitung, 1960

8/8/8/3N3P/8/4bK2/3B2R1/7k

#4

5 + 2


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sc3!
      • threat
        • 2.Se4
          • threat
            • 3.Sg3#
          • 2...Bf2
            • 3.Sxf2#
          • 2...Bf4
            • 3.Sf2#
      • 1...Bxd2
        • 2.Rxd2
          • 2...Kg1
            • 3.Kg3
              • threat
                • 4.Rd1#
              • 3...Kf1
                • 4.Rd1#
              • 3...Kh1
                • 4.Rd1#
      • 1...Bf2
        • 2.Rxf2
          • 2...Kg1
            • 3.Kg3
              • 3...Kh1
                • 4.Rf1#
            • 3.Bf4
              • 3...Kh1
                • 4.Rf1#
        • 2.Se2
          • threat
            • 3.Bf4
              • threat
                • 4.Rh2#
              • 3...Bg1
                • 4.Sg3#
                • 4.Rxg1#
              • 3...Bg3
                • 4.Sxg3#
          • 2...Be1
            • 3.Bf4
              • threat
                • 4.Rg1#
                • 4.Rh2#
              • 3...Bg3
                • 4.Sxg3#
          • 2...Bh4
            • 3.Bf4
              • threat
                • 4.Rg1#
                • 4.Rh2#
              • 3...Bg3
                • 4.Sxg3#
      • 1...Bg5
        • 2.Bf4
          • 2...Bxf4
            • 3.Se4
              • threat
                • 4.Sf2#
              • 3...Be3
                • 4.Sg3#
              • 3...Bg3
                • 4.Sxg3#
          • 2...Bh4
            • 3.Se2
              • threat
                • 4.Rg1#
                • 4.Rh2#
              • 3...Bg3
                • 4.Sxg3#
          • 2...Bf6
            • 3.Se2
              • threat
                • 4.Sg3#
                • 4.Rg1#
                • 4.Rh2#
          • 2...Bh6
            • 3.Sd1
              • threat
                • 4.Sf2#
            • 3.Se4
              • threat
                • 4.Sf2#
                • 4.Sg3#
          • 2...Be7
            • 3.Se2
              • threat
                • 4.Sg3#
                • 4.Rg1#
                • 4.Rh2#
          • 2...Bd8
            • 3.Se2
              • threat
                • 4.Sg3#
                • 4.Rg1#
                • 4.Rh2#

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).