Problem Display
PID: 254458 (4N1n1/5BK1/3pp2n/R1p1kp2/5p1R/3Qp3/1b4p1/6B1 w - - 0 1)

Dragoun, Michal

Klemanic, Emil

Packa, Ladislav

Salai (Jr), Ladislav

64 Shakhmatnoe obozrenie, 2021

4N1n1/5BK1/3pp2n/R1p1kp2/5p1R/3Qp3/1b4p1/6B1

#3

7 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Bc1
      • 2.Sxd6
        • threat
          • 3.Sc4#
          • 3.Rxc5#
      • 2.Qxd6+
        • 2...Ke4
          • 3.Rxf4#
    • 1...Ba3
      • 2.Sxd6
        • threat
          • 3.Sc4#
      • 2.Qxd6+
        • 2...Ke4
          • 3.Rxf4#
    • 1...Sf6
      • 2.Qxd6+
        • 2...Ke4
          • 3.Rxf4#
    • 1...e2
      • 2.Sxd6
        • threat
          • 3.Sc4#
          • 3.Rxc5#
        • 2...Bd4
          • 3.Qxd4#
    • 1...f3
      • 2.Qxd6#
  • Tries
    • 1.Sxd6?
      • threat
        • 2.Sc4#
        • 2.Rxc5#
      • 1...Ba3
        • 2.Sc4#
      • 1...Sf6
        • 2.Sc4#
      • 1...Se7
        • 2.Sc4#
      • 1...Bd4!
    • 1.Rxc5+?
      • 1...d5
        • 2.Rxd5+
          • 2...exd5
            • 3.Qxd5#
      • 1...dxc5!
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qxe6+
          • 2...Kd4
            • 3.Qxe3#
      • 1...Sxf7
        • 2.Sc7
          • threat
            • 3.Qxf4#
          • 2...Bd4
            • 3.Qxe6#
          • 2...f3
            • 3.Qxe6#
            • 3.Qf4#
      • 1...Bc1
        • 2.Qxf4+
          • 2...Kd5
            • 3.Qxd6#
      • 1...Bc3
        • 2.Qxe6+
          • 2...Kd4
            • 3.Qd5#
            • 3.Qxe3#
      • 1...Sg4
        • 2.Ra4
          • threat
            • 3.Qxe6#
          • 2...d5
            • 3.Qxf4#

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).