Problem Display
PID: 215446 (5B2/1K1p4/8/pkb5/8/n1P1N3/B2N4/8 w - - 0 1)

Cordes, ?

Charleston Sunday News, 1884

5B2/1K1p4/8/pkb5/8/n1P1N3/B2N4/8

#4

6 + 5


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Sd5!
      • threat
        • 2.Sc7+
          • 2...Ka4
            • 3.Bb3#
      • 1...Bd6
        • 2.Bxd6
          • threat
            • 3.Sc7+
              • 3...Ka4
                • 4.Bb3#
            • 3.c4+
              • 3...Ka4
                • 4.Sc3#
                • 4.Sb6#
                • 4.Bb3#
              • 3...Sxc4
                • 4.Sc3#
          • 2...Ka4
            • 3.Bb3+
              • 3...Kb5
                • 4.Sc7#
            • 3.Ka6
              • threat
                • 4.Sb6#
                • 4.Bb3#
            • 3.Sc7
              • threat
                • 4.Bb3#
            • 3.c4
              • threat
                • 4.Sc3#
                • 4.Sb6#
                • 4.Bb3#
          • 2...a4
            • 3.Sc7+
              • 3...Ka5
                • 4.Bb4#
            • 3.Bb4
              • threat
                • 4.Sc7#
      • 1...Sb1
        • 2.Bc4+
          • 2...Ka4
            • 3.Bxc5
              • threat
                • 4.Sb6#
        • 2.c4+
          • 2...Ka4
            • 3.Bxc5
              • threat
                • 4.Sb6#
                • 4.Bb3#
      • 1...Sc2
        • 2.Bb3
          • threat
            • 3.Sc7#
            • 3.c4#
          • 2...Bxf8
            • 3.Sc7+
              • 3...Kc5
                • 4.Se4#
          • 2...Bd6
            • 3.Sc7+
              • 3...Kc5
                • 4.Se4#
              • 3...Bxc7
                • 4.c4#
          • 2...Be7
            • 3.Sc7+
              • 3...Kc5
                • 4.Se4#
          • 2...a4
            • 3.Sc7+
              • 3...Ka5
                • 4.Sc4#
      • 1...Sc4
        • 2.Bxc4+
          • 2...Ka4
            • 3.Bxc5
              • 3...d6
                • 4.Sb6#
      • 1...a4
        • 2.Sc7+
          • 2...Ka5
            • 3.Bxc5
              • threat
                • 4.Bb4#
                • 4.Bb6#

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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).