Problem Display
PID: 185341 (8/8/8/4pp2/3pkN1Q/5Rp1/4N3/2K5 w - - 0 1)

Utarova, Diana

Kudesnik, 2018

8/8/8/4pp2/3pkN1Q/5Rp1/4N3/2K5

#3

5 + 5


SOLUTION


  • SOUND
  • Sets
    • 1...Kxf3
      • 2.Qxg3+
        • 2...Ke4
          • 3.Qd3#
  • Tries
    • 1.Ra3?
      • threat
        • 2.Sxg3#
      • 1...d3
        • 2.Ra4+
          • 2...Ke3
            • 3.Qxg3#
          • 2...Kf3
            • 3.Qxg3#
      • 1...exf4!
    • 1.Rb3?
      • threat
        • 2.Sxg3#
      • 1...d3
        • 2.Rb4+
          • 2...Ke3
            • 3.Qxg3#
          • 2...Kf3
            • 3.Qxg3#
      • 1...exf4!
    • 1.Rc3?
      • threat
        • 2.Sxg3#
      • 1...exf4
        • 2.Qe7+
          • 2...Kd5
            • 3.Sxf4#
            • 3.Rc5#
      • 1...d3
        • 2.Rc4+
          • 2...Ke3
            • 3.Qxg3#
          • 2...Kf3
            • 3.Qxg3#
      • 1...dxc3!
    • 1.Rd3?
      • threat
        • 2.Sxg3#
      • 1...g2
        • 2.Sg3#
      • 1...exf4!
    • 1.Qxg3?
      • threat
        • 2.Re3+
          • 2...dxe3
            • 3.Qg2#
      • 1...d3
        • 2.Re3#
      • 1...exf4!
  • Keys
    • 1.Re3+!
      • 1...Kxe3
        • 2.Qxg3+
          • 2...Ke4
            • 3.Qd3#
      • 1...dxe3
        • 2.Qh1+
          • 2...g2
            • 3.Qxg2#

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).