Problem Display
PID: 154691 (nk5b/np2R1r1/1Bp4q/P3NP2/1PP1p1b1/4P3/1Q6/1K6 w - - 0 1)

Anderssen, [Karl Ernst] Adolf

Source?, 1852

nk5b/np2R1r1/1Bp4q/P3NP2/1PP1p1b1/4P3/1Q6/1K6

#4

10 + 10


15 British Chess Magazine 1903

SOLUTION


  • SOUND
  • Keys
    • 1.Qh2!
      • threat
        • 2.Sxc6+
          • 2...Kc8
            • 3.Sxa7#
            • 3.Qb8#
        • 2.Sd7+
          • 2...Kc8
            • 3.Qb8#
        • 2.Re8+
          • 2...Sc8
            • 3.Sxc6#
            • 3.Sd7#
      • 1...Qxh2
        • 2.Bxa7+
          • 2...Kxa7
            • 3.Sxc6+
              • 3...Ka6
                • 4.b5#
          • 2...Kc8
            • 3.Re8+
              • 3...Kc7
                • 4.Bb8#
      • 1...Rxe7
        • 2.Sd7+
          • 2...Kc8
            • 3.Qb8+
              • 3...Kxd7
                • 4.Qd8#
      • 1...Sc7
        • 2.Sd7+
          • 2...Ka8
            • 3.Re8+
              • 3...Sc8
                • 4.Rxc8#
              • 3...Sxe8
                • 4.Qb8#
      • 1...Qf4
        • 2.Sd7+
          • 2...Kc8
            • 3.Qxh8+
              • 3...Rg8
                • 4.Qxg8#
        • 2.Bxa7+
          • 2...Kxa7
            • 3.Sxc6+
              • 3...Ka6
                • 4.b5#
          • 2...Kc8
            • 3.Re8+
              • 3...Kc7
                • 4.Bb8#
            • 3.Qxh8+
              • 3...Rg8
                • 4.Qxg8#
        • 2.Qxh8+
          • 2...Rg8
            • 3.Sd7+
              • 3...Kc8
                • 4.Qxg8#
            • 3.Qxg8+
              • 3...Sc8
                • 4.Sd7#
      • 1...Qd6
        • 2.Sd7+
          • 2...Kc8
            • 3.Qxh8+
              • 3...Rg8
                • 4.Qxg8#

FEATURES


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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).