MESON Chess Problem Database

Problem Display
PID: 253108 (b1n3Q1/1R1r4/2ppp3/1N1k1r1N/1b1P4/3Kn2p/4B3/8 w - - 0 1)

Fraenkel, Febus Hirsch

Die Schwalbe, 1930

b1n3Q1/1R1r4/2ppp3/1N1k1r1N/1b1P4/3Kn2p/4B3/8

#5

7 + 11

SOLUTION

  • SOUND
  • Keys
    • 1.Sg7!
      • threat
        • 2.Qxe6#
      • 1...Rxg7
        • 2.Qf8
          • threat
            • 3.Bf3+
              • 3...Rxf3
                • 4.Qxf3#
          • 2...Rxf8
            • 3.Rf7
              • threat
                • 4.Sc7#
                • 4.Bf3#
              • 3...Rgxf7
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Sc7#
              • 3...Rfxf7
                • 4.Sc7+
                  • 4...Rxc7
                    • 5.Bf3#
          • 2...Rgf7
            • 3.Sc7+
              • 3...Rxc7
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Qxf3#
            • 3.Bf3+
              • 3...Rxf3
                • 4.Sc7+
                  • 4...Rxc7
                    • 5.Qxf3#
            • 3.Qxf7
              • threat
                • 4.Sc7#
              • 3...Rxf7
                • 4.Sc7+
                  • 4...Rxc7
                    • 5.Bf3#
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Sc7#
                • 4.Rxf7
                  • threat
                    • 5.Sc7#
                    • 5.Bf3#
              • 3...cxb5
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Qxf3#
              • 3...c5
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Qxf3#
              • 3...Ba5
                • 4.Bf3+
                  • 4...Rxf3
                    • 5.Qxf3#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).