Problem Display
PID: 171571 (8/8/1p6/3P2N1/k3K3/8/1Q6/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Znamya Ilycha, 1988

8/8/1p6/3P2N1/k3K3/8/1Q6/8

#3

4 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Kd4?
      • 1...b5
        • 2.Kc5
          • threat
            • 3.Qa2#
            • 3.Qb4#
          • 2...Ka5
            • 3.Qa1#
            • 3.Qa3#
            • 3.Qa2#
            • 3.Qxb5#
      • 1...Ka5!
    • 1.Sf3?
      • 1...b5
        • 2.Sd4
          • 2...Ka5
            • 3.Qxb5#
          • 2...b4
            • 3.Qa1#
            • 3.Qa2#
      • 1...Ka5!
    • 1.Se6?
      • 1...b5
        • 2.Sd4
          • 2...Ka5
            • 3.Qxb5#
          • 2...b4
            • 3.Qa1#
            • 3.Qa2#
        • 2.Sc7
          • 2...Ka5
            • 3.Qxb5#
          • 2...b4
            • 3.Qa2#
      • 1...Ka5!
    • 1.Qa3+?
      • 1...Kb5
        • 2.Sf7
          • 2...Kc4
            • 3.Sd6#
      • 1...Kxa3!
  • Keys
    • 1.Sf7!
      • 1...Ka5
        • 2.Qa3+
          • 2...Kb5
            • 3.Sd6#
      • 1...b5
        • 2.Sd6
          • 2...Ka5
            • 3.Qxb5#
          • 2...b4
            • 3.Qa2#

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).