Problem Display
PID: 169563 (1K6/1p6/5N2/8/2k5/4Q3/2P5/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

2nd Comm., Wola Gulowska, 2007-10

1K6/1p6/5N2/8/2k5/4Q3/2P5/8

#3

4 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Ka7?
      • threat
        • 2.Kb6
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Kb6
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
          • 2...Kc4
            • 3.Qc5#
      • 1...b5
        • 2.Kb6
          • threat
            • 3.Qc5#
          • 2...Kb4
            • 3.Qb3#
      • 1...b6
        • 2.Kxb6
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb5!
    • 1.Kxb7?
      • threat
        • 2.Kb6
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Kb6
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
          • 2...Kc4
            • 3.Qc5#
      • 1...Kb5!
    • 1.Kc7?
      • threat
        • 2.Kb6
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb4
        • 2.Kb6
          • threat
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
          • 2...Kc4
            • 3.Qc5#
      • 1...b5
        • 2.Kb6
          • threat
            • 3.Qc5#
          • 2...Kb4
            • 3.Qb3#
      • 1...b6
        • 2.Kxb6
          • 2...Kb4
            • 3.Qb3#
      • 1...Kb5!
  • Keys
    • 1.Sd7!
      • threat
        • 2.Qc5#
      • 1...Kb4
        • 2.Qc5+
          • 2...Ka4
            • 3.Sb6#
      • 1...Kb5
        • 2.Qc5+
          • 2...Ka4
            • 3.Sb6#
          • 2...Ka6
            • 3.Qb6#
      • 1...Kd5
        • 2.Kc7
          • threat
            • 3.Sb6#
          • 2...Kc4
            • 3.Qc5#
          • 2...b6
            • 3.Sxb6#
      • 1...b6
        • 2.Qb3+
          • 2...Kd4
            • 3.Qd3#

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).