Problem Display
PID: 30913 (Bn1r2N1/3p4/1K1PR1p1/2PpN3/2p1k2P/1pB3P1/1P6/1br4q w - - 0 1)

Sprega, Luigi

La Strategie, 1867

Bn1r2N1/3p4/1K1PR1p1/2PpN3/2p1k2P/1pB3P1/1P6/1br4q

#4

11 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Bxd5+!
      • 1...Ke3
        • 2.Sg4+
          • 2...Kd3
            • 3.Sf2+
              • 3...Kc2
                • 4.Re2#
      • 1...Kxd5
        • 2.Sf3
          • threat
            • 3.Re5#
          • 2...Kxe6
            • 3.Sg5+
              • 3...Kd5
                • 4.Sf6#
                • 4.Se7#
              • 3...Kf5
                • 4.Sh6#
          • 2...Qe1
            • 3.Se7+
              • 3...Kxe6
                • 4.Sg5#
          • 2...Re1
            • 3.Se7+
              • 3...Kxe6
                • 4.Sg5#
          • 2...Re8
            • 3.Rxe8
              • threat
                • 4.Sf6#
                • 4.Re5#
          • 2...Sc6
            • 3.Se7+
              • 3...Kxe6
                • 4.Sg5#
              • 3...Sxe7
                • 4.Re5#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).