Problem Display
PID: 255558 (1bn2Nn1/2pp4/1p3k2/rbp2N1B/1PP1PB1P/p7/5P2/K7 w - - 0 1)

Leopold, Dr Rudolf L

Schach, 1970

1bn2Nn1/2pp4/1p3k2/rbp2N1B/1PP1PB1P/p7/5P2/K7

#4

10 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.f3!
      • threat
        • 2.e5+
          • 2...Kxf5
            • 3.Bh2
              • threat
                • 4.Bg4#
                • 4.Bg6#
            • 3.Bg3
              • threat
                • 4.Bg4#
                • 4.Bg6#
      • 1...Bc6
        • 2.Bg6
          • threat
            • 3.e5#
          • 2...Bxe4
            • 3.Bg5+
              • 3...Ke5
                • 4.f4#
          • 2...cxb4
            • 3.e5+
              • 3...Rxe5
                • 4.Bg5#
          • 2...d6
            • 3.e5+
              • 3...dxe5
                • 4.Bg5#
      • 1...Sh6
        • 2.Bxh6
          • threat
            • 3.Bg7#
          • 2...Ke5
            • 3.Bg7+
              • 3...Kf4
                • 4.Sg6#
      • 1...c6
        • 2.Bg5+
          • 2...Ke5
            • 3.Bf7
              • threat
                • 4.Sg6#
                • 4.Sxd7#
      • 1...d6
        • 2.Bg6
          • threat
            • 3.e5+
              • 3...dxe5
                • 4.Bg5#

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).