Problem Display
PID: 258158 (3N4/p7/8/4p3/2k5/2Pp4/1K3Q2/8 w - - 0 1)

Azarov, Egor

Astafyeva-30 JT (Kudesnik), 2021

3N4/p7/8/4p3/2k5/2Pp4/1K3Q2/8

#3

4 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Qb6?
      • threat
        • 2.Qc6#
      • 1...d2
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc6#
      • 1...axb6!
    • 1.Qxa7?
      • threat
        • 2.Qa4+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc6#
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc6#
      • 1...Kb5
        • 2.Kb3
          • threat
            • 3.c4#
      • 1...d2
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc6#
      • 1...e4
        • 2.Qa4+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qd4#
      • 1...Kd5!
  • Keys
    • 1.Qf6!
      • threat
        • 2.Qc6#
      • 1...Kb5
        • 2.Qc6+
          • 2...Ka5
            • 3.Sb7#
      • 1...d2
        • 2.Qa6+
          • 2...Kc5
            • 3.Qc6#
          • 2...Kd5
            • 3.Qc6#

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).