Problem Display
PID: 261763 (2Q5/8/2B3K1/4NP2/7p/7k/8/8 w - - 0 1)

Ignatenko, Gennady Petrovich

Sp. Comm., SuperProblem, 2019

2Q5/8/2B3K1/4NP2/7p/7k/8/8

#3

5 + 2


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Tries
    • 1.Sd3?
      • threat
        • 2.Qc7
          • 2...Kg4
            • 3.Sf2#
        • 2.Qb8
          • 2...Kg4
            • 3.Sf2#
      • 1...Kg3
        • 2.Qc7+
          • 2...Kh3
            • 3.Sf2#
          • 2...Kg4
            • 3.Sf2#
        • 2.Qb8+
          • 2...Kh3
            • 3.Sf2#
          • 2...Kg4
            • 3.Sf2#
      • 1...Kg4
        • 2.Qc7
          • threat
            • 3.Sf2#
          • 2...Kh3
            • 3.Sf2#
          • 2...h3
            • 3.Qf4#
        • 2.Qb8
          • threat
            • 3.Sf2#
          • 2...Kh3
            • 3.Sf2#
          • 2...h3
            • 3.Qf4#
      • 1...Kh2!
    • 1.Qc7?
      • threat
        • 2.Sd3
          • 2...Kg4
            • 3.Sf2#
      • 1...Kg3
        • 2.Sd3+
          • 2...Kh3
            • 3.Sf2#
          • 2...Kg4
            • 3.Sf2#
      • 1...Kh2!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Sd3
          • 2...Kg4
            • 3.Sf2#
      • 1...Kh2
        • 2.Sg4+
          • 2...Kg1
            • 3.Qb1#
          • 2...Kh3
            • 3.Sf2#
      • 1...Kg3
        • 2.Sd3+
          • 2...Kh3
            • 3.Sf2#
          • 2...Kg4
            • 3.Sf2#

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).