Problem Display
PID: 135961 (1K4b1/4R2p/1Q2p3/2p1k3/1b3pPP/3R1P2/8/1r6 w - - 0 1)

Krasichenok, Viacheslav Ivanovich

Rezinkin, Valery Ivanovich

Mat Plus, 2009

1K4b1/4R2p/1Q2p3/2p1k3/1b3pPP/3R1P2/8/1r6

#3

7 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...c4
      • 2.Qd4#
  • Tries
    • 1.Qxc5+?
      • 1...Kf6
        • 2.Qg5#
      • 1...Bxc5+!
  • Keys
    • 1.Rb7!
      • threat
        • 2.Qc7+
          • 2...Kf6
            • 3.Qg7#
      • 1...Kf6
        • 2.Qd8+
          • 2...Ke5
            • 3.Qg5#
          • 2...Kg6
            • 3.Qg5#
      • 1...Ba5
        • 2.Qxc5+
          • 2...Kf6
            • 3.Qg5#
      • 1...Bf7
        • 2.Qd8
          • threat
            • 3.Qg5#
            • 3.Qh8#

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).