Problem Display
PID: 127479 (7Q/K1p5/R2p2B1/3k4/8/p2Np2p/2n4p/6n1 w - - 0 1)

Cisar, Vaclav

Sachove umeni (Ceskoslovensky sach), 1971

7Q/K1p5/R2p2B1/3k4/8/p2Np2p/2n4p/6n1

#3

5 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Ke6
      • 2.Qe5+
        • 2...Kd7
          • 3.Qe8#
  • Tries
    • 1.Sf4+?
      • 1...Kc5
        • 2.Qc3+
          • 2...Kb5
            • 3.Bd3#
            • 3.Ra5#
      • 1...Kc4!
    • 1.Qc3?
      • threat
        • 2.Sf4#
      • 1...Ke6
        • 2.Qe5+
          • 2...Kd7
            • 3.Qe8#
      • 1...Se2
        • 2.Qxc7
          • threat
            • 3.Rxd6#
          • 2...Kd4
            • 3.Rxd6#
          • 2...Ke6
            • 3.Rxd6#
            • 3.Qxd6#
            • 3.Qf7#
      • 1...Sd4!
  • Keys
    • 1.Rc6!
      • threat
        • 2.Qg8+
          • 2...Kd4
            • 3.Rc4#
            • 3.Qc4#
          • 2...Kxc6
            • 3.Be8#
      • 1...Kxc6
        • 2.Qe8+
          • 2...Kd5
            • 3.Qe4#
      • 1...Ke6
        • 2.Sf4+
          • 2...Kd7
            • 3.Qe8#
          • 2...Ke7
            • 3.Rxc7#
        • 2.Qe5+
          • 2...Kd7
            • 3.Qe8#
      • 1...Sd4
        • 2.Qe5+
          • 2...Kxc6
            • 3.Be8#
          • 2...dxe5
            • 3.Sb4#
      • 1...e2
        • 2.Rxc7
          • threat
            • 3.Sf4#
          • 2...Ke6
            • 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).