Problem Display
PID: 61358 (2R1n3/1pp2N1p/2n1BP1p/3R2B1/1Pp1k1p1/b7/r3PPK1/8 w - - 0 1)

Larsen, Lars Aksglade (= Aksglade, Lars)

Schach, 1951

2R1n3/1pp2N1p/2n1BP1p/3R2B1/1Pp1k1p1/b7/r3PPK1/8

#4

10 + 11


SOLUTION


  • SOUND
  • Keys
    • 1.Rxc7!
      • threat
        • 2.Bf5+
          • 2...Kxd5
            • 3.Rd7+
              • 3...Sd6
                • 4.Rxd6#
        • 2.Rcd7
          • threat
            • 3.Bf5#
          • 2...hxg5
            • 3.Sxg5+
              • 3...Kf4
                • 4.Rf5#
                • 4.e3#
            • 3.Bf5+
              • 3...Kf4
                • 4.e3#
            • 3.Kg3
              • threat
                • 4.Sxg5#
                • 4.Bf5#
      • 1...Bxb4
        • 2.Bxh6
          • threat
            • 3.Sg5+
              • 3...Kf4
                • 4.Rf5#
                • 4.e3#
          • 2...Rxe2
            • 3.Sg5+
              • 3...Kf4
                • 4.Rf5#
          • 2...Ra3
            • 3.Sg5+
              • 3...Kf4
                • 4.Rf5#
          • 2...Ra5
            • 3.Sg5+
              • 3...Kf4
                • 4.e3#
            • 3.f3+
              • 3...gxf3+
                • 4.exf3#
          • 2...Bd2
            • 3.f3+
              • 3...gxf3+
                • 4.exf3#
          • 2...Bc5
            • 3.Sg5+
              • 3...Kf4
                • 4.Rf5#
          • 2...Se5
            • 3.Sg5+
              • 3...Kf4
                • 4.Rd4#
                • 4.e3#
            • 3.Rxe5+
              • 3...Kd4
                • 4.Rxc4#
          • 2...Sd6
            • 3.Sg5+
              • 3...Kf4
                • 4.e3#
          • 2...Sg7
            • 3.Sg5+
              • 3...Kf4
                • 4.e3#

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).