Problem Display
PID: 199558 (4B3/2p4K/1n6/3p1RP1/1Bpk2p1/2N1p3/1PP3N1/q1n5 w - - 0 1)

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

Zadachi i Etyudi, 2015

4B3/2p4K/1n6/3p1RP1/1Bpk2p1/2N1p3/1PP3N1/q1n5

#4

9 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Sh4!
      • threat
        • 2.Rf4+
          • 2...Ke5
            • 3.Sg6+
              • 3...Ke6
                • 4.Rf6#
      • 1...e2
        • 2.Rf4+
          • 2...Ke3
            • 3.Sxd5+
              • 3...Sxd5
                • 4.Sg2#
          • 2...Ke5
            • 3.Sg6+
              • 3...Ke6
                • 4.Rf6#
      • 1...Se2
        • 2.Sxe2+
          • 2...Ke4
            • 3.Bc3
              • threat
                • 4.Sg3#
                • 4.Rf4#
                • 4.Re5#
      • 1...Sd3
        • 2.Se2+
          • 2...Ke4
            • 3.Sg3+
              • 3...Kd4
                • 4.c3#
      • 1...c5
        • 2.Sb5+
          • 2...Ke4
            • 3.Sd6+
              • 3...Kd4
                • 4.Bc3#

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).