Problem Display
PID: 191446 (b7/3p1K2/2pp1N1k/2R1ppp1/8/8/6P1/6B1 w - - 0 1)

von Gottschall, Hermann

Vasarnapi Ujsag, 1915

b7/3p1K2/2pp1N1k/2R1ppp1/8/8/6P1/6B1

#4

5 + 8


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Keys
    • 1.Bd4!
      • threat
        • 2.Rc1
          • threat
            • 3.Rh1#
          • 2...g4
            • 3.Sh7
              • threat
                • 4.Rh1#
              • 3...Kh5
                • 4.Rh1#
              • 3...Kxh7
                • 4.Rh1#
      • 1...dxc5
        • 2.Bxe5
          • threat
            • 3.Bd6
              • threat
                • 4.Bf8#
              • 3...g4
                • 4.Bf4#
          • 2...f4
            • 3.Bd6
              • threat
                • 4.Bf8#
              • 3...g4
                • 4.Bxf4#
          • 2...d6
            • 3.Bxd6
              • threat
                • 4.Bf8#
              • 3...g4
                • 4.Bf4#
      • 1...g4
        • 2.Be3+
          • 2...f4
            • 3.Bxf4+
              • 3...exf4
                • 4.Rh5#
      • 1...e4
        • 2.Rc1
          • threat
            • 3.Rh1#
          • 2...g4
            • 3.Be3+
              • 3...f4
                • 4.Bxf4#
            • 3.Sh7
              • threat
                • 4.Rh1#
              • 3...Kh5
                • 4.Rh1#
              • 3...Kxh7
                • 4.Rh1#
      • 1...f4
        • 2.Rc1
          • threat
            • 3.Rh1#
          • 2...g4
            • 3.Rh1+
              • 3...Kg5
                • 4.Rh5#
            • 3.Se4
              • threat
                • 4.Rh1#
              • 3...Kh5
                • 4.Rh1#
              • 3...Kh7
                • 4.Rh1#
            • 3.Sh7
              • threat
                • 4.Rh1#
              • 3...Kh5
                • 4.Rh1#
              • 3...Kxh7
                • 4.Rh1#

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).