Problem Display
PID: 170976 (2K5/4pB1p/2p4p/4Bk2/3P4/3PpN1b/4Nbp1/8 w - - 0 1)

Grande, Joralf

Problemisten, 1962

2K5/4pB1p/2p4p/4Bk2/3P4/3PpN1b/4Nbp1/8

#3

7 + 9


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Bg1
      • 2.Sg3+
        • 2...Kg4
          • 3.Bh5#
    • 1...Bg3
      • 2.Sxg3+
        • 2...Kg4
          • 3.Bh5#
  • Tries
    • 1.Sg3+?
      • 1...Kg4
        • 2.Bh5#
      • 1...Bxg3!
    • 1.Sf4?
      • threat
        • 2.Be6#
      • 1...e6
        • 2.Bxe6#
      • 1...Kg4!
    • 1.Be6+?
      • 1...Kg6
        • 2.Sf4#
      • 1...Kxe6!
  • Keys
    • 1.d5!
      • threat
        • 2.Be6+
          • 2...Kg6
            • 3.Sf4#
      • 1...Kg4
        • 2.Be6+
          • 2...Kxf3
            • 3.Sd4#
          • 2...Kh5
            • 3.Sf4#
      • 1...cxd5
        • 2.Bh5
          • threat
            • 3.Sed4#
          • 2...Ke6
            • 3.Sed4#
          • 2...d4
            • 3.Sexd4#
      • 1...Bg3
        • 2.Sxg3+
          • 2...Kg4
            • 3.Bh5#
      • 1...h5
        • 2.Sed4+
          • 2...Kg4
            • 3.Be6#
      • 1...e6
        • 2.Bxe6+
          • 2...Kg6
            • 3.Sf4#

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).