Problem Display
PID: 66196 (8/3N3Q/rp1pk3/6p1/2pP2P1/6P1/p3K3/4B3 w - - 0 1)

Anonymous

The Chess Player's Chronicle (Staunton), 1852

8/3N3Q/rp1pk3/6p1/2pP2P1/6P1/p3K3/4B3

#4

7 + 7


SOLUTION


  • COOKED
  • Keys
    • 1.Sf8+!
      • 1...Kd5
        • 2.Bc3
          • threat
            • 3.Qh1#
            • 3.Qb7#
          • 2...Kc6
            • 3.Qd7+
              • 3...Kd5
                • 4.Qb7#
      • 1...Kf6
        • 2.Bc3
          • threat
            • 3.d5#
          • 2...a1Q
            • 3.d5+
              • 3...Qxc3
                • 4.Sd7#
          • 2...a1B
            • 3.d5+
              • 3...Bxc3
                • 4.Sd7#
          • 2...Ra3
            • 3.d5+
              • 3...Rxc3
                • 4.Sd7#
          • 2...d5
            • 3.Bb4
              • threat
                • 4.Be7#
                • 4.Qg6#
                • 4.Qe7#
        • 2.d5
          • threat
            • 3.Sd7#
            • 3.Bc3#
          • 2...Ke5
            • 3.Qf5+
              • 3...Kd4
                • 4.Se6#
    • 1.Bc3!
      • threat
        • 2.Sf8+
          • 2...Kd5
            • 3.Qh1#
            • 3.Qb7#
          • 2...Kf6
            • 3.d5#
      • 1...a1Q
        • 2.Sf8+
          • 2...Kf6
            • 3.d5+
              • 3...Qxc3
                • 4.Sd7#
        • 2.d5+
          • 2...Kxd5
            • 3.Qe4+
              • 3...Kxe4
                • 4.Sf6#
      • 1...a1B
        • 2.Sf8+
          • 2...Kf6
            • 3.d5+
              • 3...Bxc3
                • 4.Sd7#
        • 2.d5+
          • 2...Kxd5
            • 3.Qe4+
              • 3...Kxe4
                • 4.Sf6#
      • 1...Ra3
        • 2.Sf8+
          • 2...Kf6
            • 3.d5+
              • 3...Rxc3
                • 4.Sd7#
        • 2.d5+
          • 2...Kxd5
            • 3.Qe4+
              • 3...Kxe4
                • 4.Sf6#
      • 1...Ra8
        • 2.d5+
          • 2...Kxd5
            • 3.Qe4+
              • 3...Kxe4
                • 4.Sf6#

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).