Problem Display
PID: 20161 (4k3/3pP1K1/5P2/1B1b4/8/8/8/8 w - - 0 1)

Speckmann, Werner

Die Schwalbe, 1941

4k3/3pP1K1/5P2/1B1b4/8/8/8/8

#4

4 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Bd3!
      • threat
        • 2.Bg6+
          • 2...Bf7
            • 3.Bxf7#
      • 1...Be4
        • 2.Bc4
          • threat
            • 3.Bf7#
          • 2...d6
            • 3.Bb5+
              • 3...Bc6
                • 4.Bxc6#
          • 2...Bd5
            • 3.Bxd5
              • 3...d6
                • 4.Bc6#
          • 2...Bg6
            • 3.Kxg6
              • threat
                • 4.Bf7#
              • 3...d5
                • 4.Bb5#
              • 3...d6
                • 4.Bb5#
      • 1...Bf7
        • 2.Be2
          • 2...Ba2
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
          • 2...Bb3
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
          • 2...Bc4
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
            • 3.Bxc4
              • threat
                • 4.Bf7#
              • 3...d5
                • 4.Bb5#
              • 3...d6
                • 4.Bb5#
          • 2...Bd5
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
          • 2...Be6
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
          • 2...Bg6
            • 3.Kxg6
              • 3...d5
                • 4.Bb5#
              • 3...d6
                • 4.Bb5#
          • 2...Bg8
            • 3.Bh5+
              • 3...Bf7
                • 4.Bxf7#
            • 3.Kxg8
              • threat
                • 4.Bh5#
              • 3...d5
                • 4.Bb5#
              • 3...d6
                • 4.Bb5#

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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).