Problem Display
PID: 170107 (5K2/1Q6/8/k7/1p1p3p/8/P1P5/8 w - - 0 1)

Hoffmann, Martin Wolfgang

Der Landbote, 2006

5K2/1Q6/8/k7/1p1p3p/8/P1P5/8

#4

4 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Ke7!
      • threat
        • 2.Kd6
          • threat
            • 3.Kc5
              • threat
                • 4.Qa8#
                • 4.Qb5#
                • 4.Qa7#
              • 3...Ka4
                • 4.Qa6#
                • 4.Qa8#
                • 4.Qxb4#
                • 4.Qa7#
            • 3.Kc6
              • threat
                • 4.Qa8#
                • 4.Qb5#
                • 4.Qa7#
              • 3...Ka4
                • 4.Qa6#
                • 4.Qa8#
                • 4.Qa7#
          • 2...b3
            • 3.Kc5
              • threat
                • 4.Qa8#
                • 4.Qb5#
                • 4.Qa7#
              • 3...Ka4
                • 4.Qa6#
                • 4.Qa8#
                • 4.Qb4#
                • 4.Qa7#
      • 1...b3
        • 2.cxb3
          • threat
            • 3.a4
              • threat
                • 4.Qb5#
      • 1...d3
        • 2.a4
          • threat
            • 3.Qb5#
            • 3.Qa7#
          • 2...bxa4 ep
            • 3.c4
              • threat
                • 4.Qb5#
              • 3...Ka4
                • 4.Qb5#

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).