Problem Display
PID: 134158 (8/2K1B2Q/2P1P1r1/kP1pp2b/B1pp4/8/R2P4/b4r1R w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Makaronets, Leonid

HM=, Problem Online, 2008

8/2K1B2Q/2P1P1r1/kP1pp2b/B1pp4/8/R2P4/b4r1R

#4

10 + 9


145 StrateGems 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Kb7!
      • threat
        • 2.Bd8+
          • 2...Kb4
            • 3.Qe7#
      • 1...Rxe6
        • 2.Bd1+
          • 2...Kxb5
            • 3.Qb1+
              • 3...Bb2
                • 4.Qxb2#
      • 1...Rf7
        • 2.Bc2+
          • 2...Kxb5
            • 3.Rb1+
              • 3...Bb2
                • 4.Rbxb2#
      • 1...Rf8
        • 2.Bc2+
          • 2...Kxb5
            • 3.Rb1+
              • 3...Bb2
                • 4.Rbxb2#
      • 1...Rg7
        • 2.Bd1+
          • 2...Kxb5
            • 3.Qb1+
              • 3...Bb2
                • 4.Qxb2#
      • 1...Rg8
        • 2.Bd1+
          • 2...Kxb5
            • 3.Qb1+
              • 3...Bb2
                • 4.Qxb2#

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).