Problem Display
PID: 223614 (8/2Q5/8/3p4/3kp2R/8/8/4K3 w - - 0 1)

Surkov, Valery Albertovich

Sachmatija, 2020

8/2Q5/8/3p4/3kp2R/8/8/4K3

#3

3 + 3


SOLUTION


  • SOUND
  • Sets
    • 1...Ke3
      • 2.Qc3#
  • Tries
    • 1.Kf1?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd3!
    • 1.Rh2?
      • threat
        • 2.Ke2
          • 2...e3
            • 3.Rh4#
        • 2.Rd2+
          • 2...Ke3
            • 3.Qg3#
      • 1...Kd3
        • 2.Rd2+
          • 2...Ke3
            • 3.Qg3#
      • 1...Ke3
        • 2.Rh3+
          • 2...Kd4
            • 3.Qc3#
      • 1...e3!
    • 1.Rg4?
      • 1...Ke3
        • 2.Qc3#
      • 1...Kd3!
    • 1.Qc2?
      • 1...Ke3
        • 2.Qc3#
      • 1...Ke5!
  • Keys
    • 1.Rh5!
      • threat
        • 2.Ke2
          • 2...e3
            • 3.Rh4#
      • 1...Kd3
        • 2.Rxd5+
          • 2...Ke3
            • 3.Qg3#
      • 1...Ke3
        • 2.Rh3+
          • 2...Kd4
            • 3.Qc3#
      • 1...e3
        • 2.Ke2
          • 2...Ke4
            • 3.Qe5#

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).