Problem Display
PID: 171693 (8/4Q3/8/1P1k4/1K6/5P2/8/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Shakh-M (Borovich), 1995

8/4Q3/8/1P1k4/1K6/5P2/8/8

#3

4 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Kd4
      • 2.Qe4#
  • Tries
    • 1.Qe1?
      • threat
        • 2.Qe7
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kd6!
    • 1.Qe2?
      • threat
        • 2.Qe7
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kd6!
    • 1.Qe6+?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kxe6!
    • 1.Qe8?
      • threat
        • 2.Qe7
          • 2...Kd4
            • 3.Qe4#
      • 1...Kd4
        • 2.Qe4#
      • 1...Kd6!
    • 1.b6?
      • 1...Kd4
        • 2.Qe4#
      • 1...Kc6!
  • Keys
    • 1.f4!
      • 1...Kd4
        • 2.Qe2
          • 2...Kd5
            • 3.Qe5#

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).