Problem Display
PID: 60499 (7b/3p3r/2R4P/B2p4/2Pp2P1/1B1P2P1/1N4R1/5k1K w - - 0 1)

Kostadinov, Diyan

Stanchev, Lachezar

1st Prize, Probleemblad, 2005

7b/3p3r/2R4P/B2p4/2Pp2P1/1B1P2P1/1N4R1/5k1K

#4

11 + 6


102 Probleemblad 2007
145 StrateGems 2008
15323 FIDE Album (2004-2006) 2013

SOLUTION


  • SOUND
  • Keys
    • 1.Ra6!
      • threat
        • 2.Bd2
          • threat
            • 3.Ra1#
          • 2...Rxh6+
            • 3.Bxh6
              • threat
                • 4.Ra1#
              • 3...Ke1
                • 4.Ra1#
          • 2...Re7
            • 3.Ra1+
              • 3...Re1
                • 4.Rxe1#
      • 1...Rxh6+
        • 2.Rxh6
          • threat
            • 3.Rxh8
              • threat
                • 4.Rf8#
            • 3.Sd1
              • threat
                • 4.Rf2#
            • 3.Bd1
              • threat
                • 4.Be2#
            • 3.Rhh2
              • threat
                • 4.Rg1#
                • 4.Rf2#
      • 1...Re7
        • 2.Rf6+
          • 2...Bxf6
            • 3.Sd1
              • threat
                • 4.Rf2#
              • 3...Re2
                • 4.Rg1#
      • 1...Rf7
        • 2.Re6
          • threat
            • 3.Re1#
          • 2...dxe6
            • 3.Bd1
              • threat
                • 4.Be2#
              • 3...Rf2
                • 4.Rg1#
          • 2...Re7
            • 3.Sd1
              • threat
                • 4.Rg1#
                • 4.Rf2#
          • 2...Be5
            • 3.Rxe5
              • threat
                • 4.Re1#
              • 3...Re7
                • 4.Rf5#
            • 3.Bd1
              • threat
                • 4.Be2#
              • 3...Rf2
                • 4.Rg1#
      • 1...Be5
        • 2.Bd1
          • threat
            • 3.Be2#
          • 2...Rxh6+
            • 3.Rxh6
              • threat
                • 4.Be2#
      • 1...Bg7
        • 2.Sd1
          • threat
            • 3.Rf2#
          • 2...Rxh6+
            • 3.Rxh6
              • threat
                • 4.Rf2#
        • 2.Bd1
          • threat
            • 3.Be2#
          • 2...Rxh6+
            • 3.Rxh6
              • threat
                • 4.Be2#
      • 1...d6
        • 2.Bd2
          • threat
            • 3.Ra1#
          • 2...Rxh6+
            • 3.Bxh6
              • threat
                • 4.Ra1#
              • 3...Ke1
                • 4.Ra1#
          • 2...Ra7
            • 3.Rxa7
              • threat
                • 4.Ra1#
          • 2...Re7
            • 3.Ra1+
              • 3...Re1
                • 4.Rxe1#

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).