Problem Display
PID: 215368 (8/6p1/5p1p/5B2/QP2pk1b/6pK/3N1PPP/8 w - - 0 1)

Kauders, Dr Albert

Sammlung Leichterer Schachaufgaben 2 (Dufresne), 1882

8/6p1/5p1p/5B2/QP2pk1b/6pK/3N1PPP/8

#4

8 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qe8!
      • threat
        • 2.Qxe4+
          • 2...Kg5
            • 3.Qg4#
      • 1...Kg5
        • 2.Qh5+
          • 2...Kf4
            • 3.Sc4
              • threat
                • 4.Qg4#
          • 2...Kxh5
            • 3.Sxe4
              • 3...gxf2
                • 4.g4#
              • 3...gxh2
                • 4.g4#
              • 3...Bg5
                • 4.Sxg3#
              • 3...g5
                • 4.Sxf6#
              • 3...g6
                • 4.Bg4#
        • 2.Bh7
          • threat
            • 3.Sxe4+
              • 3...Kf4
                • 4.Qb8#
            • 3.Qb5+
              • 3...Kf4
                • 4.Qf5#
              • 3...f5
                • 4.Qxf5#
            • 3.Qg6+
              • 3...Kf4
                • 4.Qf5#
            • 3.Qxe4
              • threat
                • 4.Qf5#
                • 4.Qg4#
                • 4.Qxh4#
              • 3...Kh5
                • 4.Qg6#
                • 4.Qg4#
                • 4.Qxh4#
              • 3...h5
                • 4.Qe3#
          • 2...Kf4
            • 3.Qxe4+
              • 3...Kg5
                • 4.Qf5#
                • 4.Qg4#
                • 4.Qxh4#
          • 2...f5
            • 3.Qg6+
              • 3...Kf4
                • 4.Qxf5#
          • 2...g6
            • 3.Qxg6+
              • 3...Kf4
                • 4.Qf5#
      • 1...h5
        • 2.Kxh4
          • threat
            • 3.Qxe4#
          • 2...g5+
            • 3.Kxh5
              • threat
                • 4.Qxe4#
              • 3...Kxf5
                • 4.Qxe4#
              • 3...e3
                • 4.Qe4#

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).