Problem Display
PID: 168638 (1r2k2r/4p3/1p2P2p/1p5p/4R3/3P1P2/1p2K2p/4Q3 w k - 0 1)

Abramenko, Sergey Petrovich

SuperProblem 161. TT, 2016

1r2k2r/4p3/1p2P2p/1p5p/4R3/3P1P2/1p2K2p/4Q3

#5

6 + 10


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Qg3!
      • threat
        • 2.Qxb8#
      • 1...Rc8
        • 2.Rd4
          • threat
            • 3.Qg6+
              • 3...Kf8
                • 4.Rf4#
                • 4.Qf7#
          • 2...Rc2+
            • 3.Ke3
              • threat
                • 4.Qb8+
                  • 4...Rc8
                    • 5.Qxc8#
                • 4.Qg6+
                  • 4...Kf8
                    • 5.Rf4#
                    • 5.Rd8#
                    • 5.Qf7#
              • 3...Re2+
                • 4.Kxe2
                  • threat
                    • 5.Qb8#
                  • 4...Kf8
                    • 5.Rd8#
              • 3...Rc4
                • 4.Qb8+
                  • 4...Rc8
                    • 5.Qxc8#
                • 4.Qg6+
                  • 4...Kf8
                    • 5.Rd8#
                    • 5.Qf7#
                • 4.Rxc4
                  • threat
                    • 5.Rc8#
                    • 5.Qb8#
                  • 4...Kd8
                    • 5.Qb8#
                  • 4...Kf8
                    • 5.Rc8#
                • 4.dxc4
                  • threat
                    • 5.Qb8#
                  • 4...Kf8
                    • 5.Rd8#
              • 3...Rc5
                • 4.Qb8+
                  • 4...Rc8
                    • 5.Qxc8#
                • 4.Qg6+
                  • 4...Kf8
                    • 5.Rd8#
                    • 5.Qf7#
              • 3...Rc8
                • 4.Qg6+
                  • 4...Kf8
                    • 5.Rf4#
                    • 5.Qf7#

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).