Problem Display
PID: 228108 (4B3/6Q1/2pkp3/8/8/8/3K1P2/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

64 Shakhmatnoe obozrenie, 2020

4B3/6Q1/2pkp3/8/8/8/3K1P2/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Kc3!
      • threat
        • 2.Kc4
          • threat
            • 3.f4
              • threat
                • 4.Qd7#
          • 2...c5
            • 3.Ba4
              • 3...e5
                • 4.Qd7#
            • 3.Bb5
              • 3...e5
                • 4.Qd7#
            • 3.f3
              • 3...e5
                • 4.Qd7#
            • 3.f4
              • 3...e5
                • 4.Qxe5#
                • 4.Qd7#
        • 2.Kd4
          • threat
            • 3.Qd7#
          • 2...c5+
            • 3.Kc4
              • 3...e5
                • 4.Qd7#
      • 1...Kc5
        • 2.Qc7
          • threat
            • 3.Qxc6#
          • 2...Kb5
            • 3.Qxc6+
              • 3...Ka5
                • 4.Qb5#
          • 2...Kd5
            • 3.f3
              • 3...Kc5
                • 4.Qxc6#
              • 3...e5
                • 4.Qxc6#
              • 3...c5
                • 4.Bc6#

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).