Problem Display
PID: 33452 (8/6p1/1p6/1K6/3k4/4p3/6Q1/1N2N3 w - - 0 1)

Kanonik, Dimitry Kirillovich

Shakhmaty, 1978

8/6p1/1p6/1K6/3k4/4p3/6Q1/1N2N3

#3

4 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Kc6?
      • threat
        • 2.Qd5#
      • 1...Kc4
        • 2.Qd5+
          • 2...Kb4
            • 3.Qb5#
        • 2.Qa2+
          • 2...Kb4
            • 3.Sc2#
            • 3.Sd3#
          • 2...Kd4
            • 3.Qd5#
        • 2.Qb2
          • threat
            • 3.Sa3#
            • 3.Qc3#
      • 1...e2
        • 2.Qxe2
          • threat
            • 3.Sc2#
            • 3.Sf3#
      • 1...Ke5!
    • 1.Sc2+?
      • 1...Kd3
        • 2.Sb4+
          • 2...Kd4
            • 3.Qd5#
      • 1...Ke5!
    • 1.Qf3?
      • threat
        • 2.Qf5
          • threat
            • 3.Sc2#
            • 3.Sf3#
      • 1...e2
        • 2.Qf5
          • threat
            • 3.Sc2#
          • 2...Ke3
            • 3.Sc2#
      • 1...g6
        • 2.Qf6+
          • 2...Ke4
            • 3.Sc3#
          • 2...Kd5
            • 3.Sc3#
      • 1...Ke5!
    • 1.Qg6?
      • threat
        • 2.Sf3+
          • 2...Kd5
            • 3.Sc3#
            • 3.Qc6#
        • 2.Qf5
          • threat
            • 3.Sc2#
            • 3.Sf3#
      • 1...Kd5
        • 2.Sf3
          • 2...e2
            • 3.Sc3#
            • 3.Qc6#
      • 1...e2
        • 2.Qf5
          • threat
            • 3.Sc2#
          • 2...Ke3
            • 3.Sc2#
      • 1...Ke5!
    • 1.Qxg7+?
      • 1...Kd5
        • 2.Qf6
          • threat
            • 3.Sc3#
          • 2...Ke4
            • 3.Sc3#
      • 1...Ke4!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qf5
          • threat
            • 3.Sc2#
            • 3.Sf3#
      • 1...Ke4
        • 2.Sc3+
          • 2...Kd4
            • 3.Qxg7#
      • 1...e2
        • 2.Qf5
          • threat
            • 3.Sc2#
          • 2...Ke3
            • 3.Sc2#
      • 1...g6
        • 2.Qf6+
          • 2...Ke4
            • 3.Sc3#
          • 2...Kd5
            • 3.Sc3#

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).