Problem Display
PID: 128414 (5R2/K5pk/p3R3/2p1pp1B/2p5/1pBb4/q4p2/2n5 w - - 0 1)

Krikheli, Iosif Mikhailovich

Dubinin MT (Gorkovskaya Pravda), 1987

5R2/K5pk/p3R3/2p1pp1B/2p5/1pBb4/q4p2/2n5

#4

5 + 12


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bf7!
      • threat
        • 2.Bg8+
          • 2...Kh8
            • 3.Rh6+
              • 3...gxh6
                • 4.Bxe5#
      • 1...g6
        • 2.Bxe5
          • threat
            • 3.Rh8#
          • 2...Kh6
            • 3.Rxg6+
              • 3...Kh5
                • 4.Rh8#
              • 3...Kh7
                • 4.Rh8#
            • 3.Rh8+
              • 3...Kg5
                • 4.Rxg6#
      • 1...Qa1
        • 2.Bg6+
          • 2...Kh6
            • 3.Rxf5
              • threat
                • 4.Bd2#
                • 4.Rh5#
      • 1...Qb2
        • 2.Rh8+
          • 2...Kxh8
            • 3.Bg6
              • threat
                • 4.Re8#
              • 3...Kg8
                • 4.Re8#
      • 1...Qd2
        • 2.Rh8+
          • 2...Kxh8
            • 3.Bg6
              • threat
                • 4.Re8#
              • 3...Kg8
                • 4.Re8#
      • 1...Qe2
        • 2.Rh8+
          • 2...Kxh8
            • 3.Bg6
              • threat
                • 4.Re8#
              • 3...Kg8
                • 4.Re8#
      • 1...f4
        • 2.Bg8+
          • 2...Kh8
            • 3.Rh6+
              • 3...Bh7
                • 4.Bxc4#
                • 4.Bd5#
                • 4.Be6#
                • 4.Bf7#
                • 4.Bxh7#
                • 4.Rxh7#
              • 3...gxh6
                • 4.Bxe5#

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).