Problem Display
PID: 133424 (1B2r3/Kp3p1Q/1R3r1n/Rpk5/1p3N2/1B2Pn2/3N4/1b3q2 w - - 0 1)

Muller, Dieter

Pankratiev, Aleksandr Nikolaevich

Prize, Israel Ring Ty., 1990-2006

1B2r3/Kp3p1Q/1R3r1n/Rpk5/1p3N2/1B2Pn2/3N4/1b3q2

#4

9 + 11


721 Variantim 2008
14869 British Championship Solving Ty. 2012

SOLUTION


  • SOUND
  • Keys
    • 1.Qe4!
      • threat
        • 2.Qd5#
      • 1...Rxe4
        • 2.Sd3+
          • 2...Qxd3
            • 3.Sxe4+
              • 3...Qxe4
                • 4.Raxb5#
          • 2...Bxd3
            • 3.Raxb5+
              • 3...Bxb5
                • 4.Sxe4#
      • 1...Bxe4
        • 2.Se6+
          • 2...Rfxe6
            • 3.Sxe4+
              • 3...Rxe4
                • 4.Bd6#
          • 2...Rexe6
            • 3.Bd6+
              • 3...Rxd6
                • 4.Sxe4#

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).