Problem Display
PID: 246836 (k6K/2Q5/6rp/8/8/8/2P5/5B2 w - - 0 1)

Speckmann, Werner

Die Schwalbe, 1957

k6K/2Q5/6rp/8/8/8/2P5/5B2

#4

4 + 3


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Keys
    • 1.Kh7!
      • threat
        • 2.Kxg6
          • 2...h5
            • 3.Bg2#
      • 1...Rg1
        • 2.Bb5
          • threat
            • 3.Bc6#
          • 2...Rg7+
            • 3.Kxg7
              • 3...h5
                • 4.Bc6#
          • 2...Rb1
            • 3.Bc6+
              • 3...Rb7
                • 4.Qxb7#
          • 2...Rg6
            • 3.Kxg6
              • 3...h5
                • 4.Bc6#
      • 1...Rg3
        • 2.Ba6
          • threat
            • 3.Qb7#
          • 2...Rg7+
            • 3.Kxg7
              • 3...h5
                • 4.Qb7#
            • 3.Qxg7
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
          • 2...Rb3
            • 3.cxb3
              • 3...h5
                • 4.Qb7#
      • 1...Rg4
        • 2.Bb5
          • threat
            • 3.Bc6#
          • 2...Rg7+
            • 3.Kxg7
              • 3...h5
                • 4.Bc6#
          • 2...Rb4
            • 3.Bc6+
              • 3...Rb7
                • 4.Qxb7#
          • 2...Rc4
            • 3.Bxc4
              • 3...h5
                • 4.Bd5#
          • 2...Rg6
            • 3.Kxg6
              • 3...h5
                • 4.Bc6#
      • 1...Rg5
        • 2.Ba6
          • threat
            • 3.Qb7#
          • 2...Rg7+
            • 3.Kxg7
              • 3...h5
                • 4.Qb7#
            • 3.Qxg7
              • threat
                • 4.Qb7#
              • 3...Kb8
                • 4.Qb7#
          • 2...Rb5
            • 3.Bxb5
              • 3...h5
                • 4.Bc6#

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).