Problem Display
PID: 178867 (3r1r2/1n1pBp2/4P2p/1N2k2P/1P1R3K/P7/2BP1PP1/8 w - - 0 1)

Kubbel, Leonid Ivanovich (AKA Kubbel, Karl Artur Leonid)

2nd HM., Magasinet, 1933

3r1r2/1n1pBp2/4P2p/1N2k2P/1P1R3K/P7/2BP1PP1/8

#3

12 + 7


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...dxe6
      • 2.f4#
  • Tries
    • 1.Re4+?
      • 1...Kf5
        • 2.Sd4#
        • 2.g4#
      • 1...Kd5!
  • Keys
    • 1.Sc7!
      • threat
        • 2.Re4+
          • 2...Kf5
            • 3.g4#
        • 2.Rd5+
          • 2...Kf4
            • 3.Rf5#
      • 1...Kxd4
        • 2.Bf6+
          • 2...Kc4
            • 3.d3#
      • 1...dxe6
        • 2.Re4+
          • 2...Kf5
            • 3.g4#
      • 1...fxe6
        • 2.Re4+
          • 2...Kf5
            • 3.g4#
      • 1...Rg8
        • 2.Rd5+
          • 2...Kf4
            • 3.Rf5#
      • 1...Sa5
        • 2.Re4+
          • 2...Kf5
            • 3.g4#
        • 2.Rd5+
          • 2...Kf4
            • 3.Bd6#
            • 3.Rf5#
      • 1...Sc5
        • 2.Rd5+
          • 2...Kf4
            • 3.Bd6#
            • 3.Rf5#
      • 1...Sd6
        • 2.Rd5+
          • 2...Kf4
            • 3.Bxd6#
      • 1...d5
        • 2.Rg4
          • threat
            • 3.d4#
          • 2...d4
            • 3.f4#
      • 1...f5
        • 2.Rc4
          • threat
            • 3.f4#
          • 2...f4
            • 3.d4#

FEATURES


NOT CLASSIFIED


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).