Problem Display
PID: 177147 (3B4/6K1/6P1/8/5r2/5p2/2Q5/k7 w - - 0 1)

Speckmann, Werner

Schach-Echo, 1958

3B4/6K1/6P1/8/5r2/5p2/2Q5/k7

#4

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Be7!
      • threat
        • 2.Ba3
          • threat
            • 3.Qb2#
          • 2...Rf7+
            • 3.Kxf7
              • 3...f2
                • 4.Qb2#
            • 3.gxf7
              • 3...f2
                • 4.Qb2#
          • 2...Rb4
            • 3.Bxb4
              • 3...f2
                • 4.Bc3#
      • 1...Rf5
        • 2.Bb4
          • threat
            • 3.Bc3#
          • 2...Rf7+
            • 3.Kxf7
              • 3...f2
                • 4.Bc3#
            • 3.gxf7
              • 3...f2
                • 4.Bc3#
          • 2...Rb5
            • 3.Bc3+
              • 3...Rb2
                • 4.Qxb2#
          • 2...Rc5
            • 3.Bxc5
              • 3...f2
                • 4.Bd4#
      • 1...f2
        • 2.Ba3
          • threat
            • 3.Qb2#
          • 2...Rf7+
            • 3.gxf7
              • threat
                • 4.Qb2#
          • 2...Rb4
            • 3.Bxb4
              • threat
                • 4.Bc3#

FEATURES


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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).