Problem Display
PID: 168802 (8/3p1NK1/PPB2pN1/2k5/6P1/8/1Q6/8 w - - 0 1)

Maksimov, Aleksandr

4th Comm., Liylu-75 JT (SuperProblem), 2016

8/3p1NK1/PPB2pN1/2k5/6P1/8/1Q6/8

#3

8 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Kxc6
        • 2.Sd6
          • 2...f5
            • 3.Se5#
            • 3.Se7#
      • 1...Kxd4!
    • 1.Qb4+?
      • 1...Kxc6
        • 2.Se7#
      • 1...Kxb4!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Se4+
          • 2...Kc4
            • 3.Qc3#
          • 2...Kxc6
            • 3.Se7#
      • 1...Kxc6
        • 2.Qd4
          • 2...f5
            • 3.Se5#
            • 3.Se7#
      • 1...Kxd6
        • 2.Qb4+
          • 2...Kxc6
            • 3.Se7#
          • 2...Ke6
            • 3.Qe7#
      • 1...dxc6
        • 2.Kxf6
          • 2...Kd5
            • 3.Qe5#
          • 2...Kxd6
            • 3.Qd4#
      • 1...f5
        • 2.Sb7+
          • 2...Kc4
            • 3.Se5#
          • 2...Kxc6
            • 3.Se7#

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).