Problem Display
PID: 170872 (8/8/pQ6/P2kp3/3p4/8/4P3/1K2R3 w - - 0 1)

Dashkovsky, Oleksandr N

3rd Comm., StrateGems, 2017

8/8/pQ6/P2kp3/3p4/8/4P3/1K2R3

#3

5 + 4


145 StrateGems 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kc4
      • 2.Rc1+
        • 2...Kd5
          • 3.Qc6#
    • 1...d3
      • 2.e4+
        • 2...Kc4
          • 3.Rc1#
  • Tries
    • 1.Rg1?
      • 1...Kc4
        • 2.Rc1+
          • 2...Kd5
            • 3.Qc6#
      • 1...e4
        • 2.Rg5+
          • 2...Kc4
            • 3.Rc5#
      • 1...d3
        • 2.exd3
          • 2...e4
            • 3.Rg5#
      • 1...Ke4!
    • 1.Rh1?
      • 1...Kc4
        • 2.Rc1+
          • 2...Kd5
            • 3.Qc6#
      • 1...e4
        • 2.Rh5+
          • 2...Kc4
            • 3.Rc5#
      • 1...d3
        • 2.exd3
          • 2...e4
            • 3.Rh5#
      • 1...Ke4!
  • Keys
    • 1.Rf1!
      • 1...Kc4
        • 2.Rc1+
          • 2...Kd5
            • 3.Qc6#
      • 1...Ke4
        • 2.Qb3
          • 2...d3
            • 3.Qxd3#
      • 1...e4
        • 2.Rf5+
          • 2...Kc4
            • 3.Rc5#
      • 1...d3
        • 2.exd3
          • 2...e4
            • 3.Rf5#

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).