Problem Display
PID: 124768 (4R3/3N2pQ/q1p5/1b1p4/1rpk4/2b1pp2/1r1pp2K/8 w - - 0 1)

Knotek, Ladislav

Sach, 1942

4R3/3N2pQ/q1p5/1b1p4/1rpk4/2b1pp2/1r1pp2K/8

#3

4 + 14


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rc2
      • 2.Qh4+
        • 2...Kd3
          • 3.Sc5#
      • 2.Qxg7+
        • 2...Kd3
          • 3.Sc5#
  • Tries
    • 1.Re4+?
      • 1...Kd3
        • 2.Rf4+
          • 2...g6
            • 3.Qxg6#
        • 2.Rg4+
          • 2...g6
            • 3.Qxg6#
        • 2.Rh4+
          • 2...g6
            • 3.Qxg6#
      • 1...dxe4!
    • 1.Rf8?
      • threat
        • 2.Rf4#
      • 1...g6
        • 2.Rf4+
          • 2...Kd3
            • 3.Qxg6#
        • 2.Qxg6
          • threat
            • 3.Rf4#
      • 1...g5!
  • Keys
    • 1.Re6!
      • threat
        • 2.Qe4+
          • 2...dxe4
            • 3.Rd6#
      • 1...g6
        • 2.Rxg6
          • threat
            • 3.Rg4#
          • 2...Kd3
            • 3.Rg4#
          • 2...Ke4
            • 3.Rg4#
      • 1...c5
        • 2.Se5
          • threat
            • 3.Sxf3#
            • 3.Qh4#

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).