Problem Display
PID: 90531 (1bR3N1/r2p1kB1/p1p4K/2P5/5p2/1P4P1/8/3B4 w - - 0 1)

Ahlheim, Karl-Heinz

Die Schwalbe, 1960

1bR3N1/r2p1kB1/p1p4K/2P5/5p2/1P4P1/8/3B4

#3

8 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...d5
      • 2.Rf8+
        • 2...Ke6
          • 3.Bg4#
    • 1...d6
      • 2.Bg4
        • threat
          • 3.Rf8#
  • Tries
    • 1.Be2?
      • threat
        • 2.Bc4+
          • 2...d5
            • 3.cxd5 ep#
      • 1...d5
        • 2.Rf8+
          • 2...Ke6
            • 3.Bg4#
      • 1...d6
        • 2.Bg4
          • threat
            • 3.Rf8#
      • 1...Ke6!
  • Keys
    • 1.b4!
      • threat
        • 2.Bb3+
          • 2...d5
            • 3.cxd5 ep#
      • 1...Ke6
        • 2.Re8+
          • 2...Kd5
            • 3.Bb3#
          • 2...Kf5
            • 3.g4#
          • 2...Kf7
            • 3.Bh5#
      • 1...d5
        • 2.Rf8+
          • 2...Ke6
            • 3.Bg4#
      • 1...d6
        • 2.Bg4
          • threat
            • 3.Rf8#

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).