Problem Display
PID: 276827 (8/4R3/8/P2k4/B4B2/8/4N1K1/8 w - - 0 1)

Sokolov, Vladimir Viktorovich

idee & form, 1995

8/4R3/8/P2k4/B4B2/8/4N1K1/8

#4

6 + 1


6490 yacpdb 2024

SOLUTION


  • SOUND
  • Keys
    • 1.Bd2!
      • threat
        • 2.Sf4+
          • 2...Kc4
            • 3.Re4+
              • 3...Kc5
                • 4.Bb4#
          • 2...Kd4
            • 3.Bb4
              • 3...Kc4
                • 4.Re4#
          • 2...Kc5
            • 3.Bc3
              • 3...Kc4
                • 4.Rc7#
              • 3...Kd6
                • 4.Bb4#
      • 1...Kc4
        • 2.Sf4
          • threat
            • 3.Re4+
              • 3...Kc5
                • 4.Bb4#
          • 2...Kd4
            • 3.Bb4
              • 3...Kc4
                • 4.Re4#
          • 2...Kc5
            • 3.Bc3
              • 3...Kc4
                • 4.Rc7#
              • 3...Kd6
                • 4.Bb4#
      • 1...Kc5
        • 2.Sf4
          • threat
            • 3.Bc3
              • 3...Kc4
                • 4.Rc7#
              • 3...Kd6
                • 4.Bb4#
          • 2...Kc4
            • 3.Re4+
              • 3...Kc5
                • 4.Bb4#
          • 2...Kd4
            • 3.Bb4
              • 3...Kc4
                • 4.Re4#
        • 2.Rd7
          • 2...Kc4
            • 3.Rd4+
              • 3...Kc5
                • 4.Bb4#
      • 1...Kd6
        • 2.Bb4+
          • 2...Kd5
            • 3.Bb3+
              • 3...Kc6
                • 4.Sd4#

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).