Problem Display
PID: 260274 (6Q1/1n3N2/1r2ppp1/3p1k1b/2PR4/5p1p/1P1N1B2/5K2 w - - 0 1)

Keller, Michael

3rd HM., Neue Zurcher Zeitung, 2009

6Q1/1n3N2/1r2ppp1/3p1k1b/2PR4/5p1p/1P1N1B2/5K2

#3

8 + 10


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Sets
    • 1...Rb3
      • 2.Bg3
        • threat
          • 3.Rf4#
        • 2...e5
          • 3.Qc8#
        • 2...g5
          • 3.Sh6#
    • 1...Rb5
      • 2.Bg3
        • threat
          • 3.Rf4#
        • 2...e5
          • 3.Qc8#
        • 2...g5
          • 3.Sh6#
    • 1...Bg4
      • 2.Be3
        • threat
          • 3.Rf4#
        • 2...e5
          • 3.Sh6#
        • 2...g5
          • 3.Qh7#
    • 1...dxc4
      • 2.Sh6+
        • 2...Ke5
          • 3.Sxc4#
        • 2...Kg5
          • 3.Be3#
    • 1...e5
      • 2.Sh6+
        • 2...Kg5
          • 3.Be3#
  • Tries
    • 1.Sxf3?
      • threat
        • 2.Sh4#
        • 2.Sh6#
      • 1...e5
        • 2.Sh6#
      • 1...g5
        • 2.Sh6#
      • 1...Bxf3!
    • 1.Se4?
      • threat
        • 2.Sg3#
      • 1...e5
        • 2.Sg3+
          • 2...Ke6
            • 3.Qe8#
      • 1...dxe4!
    • 1.Sh6+?
      • 1...Kg5
        • 2.Be3#
      • 1...Ke5!
    • 1.Be3?
      • threat
        • 2.Rf4#
      • 1...e5
        • 2.Sh6#
      • 1...g5!
    • 1.Bg3?
      • threat
        • 2.Rf4#
      • 1...g5
        • 2.Sh6#
      • 1...e5!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Sh6+
          • 2...Ke5
            • 3.Bg3#
          • 2...Kg5
            • 3.Be3#
      • 1...Rxb3
        • 2.Bg3
          • threat
            • 3.Rf4#
          • 2...e5
            • 3.Qc8#
          • 2...g5
            • 3.Sh6#
      • 1...e5
        • 2.Sh6+
          • 2...Kg5
            • 3.Be3#
      • 1...Bg4
        • 2.Be3
          • threat
            • 3.Rf4#
          • 2...e5
            • 3.Sh6#
          • 2...g5
            • 3.Qh7#
      • 1...g5
        • 2.Sh6+
          • 2...Ke5
            • 3.Bg3#

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).