Problem Display
PID: 273687 (1B5K/8/6Q1/kp6/1p6/8/1P6/8 w - - 0 1)

Zimmer, Eligiusz

Sachsische Zeitung, 1998

(First published on Sat Dec 5 1998)

1B5K/8/6Q1/kp6/1p6/8/1P6/8

#3

4 + 3


6490 yacpdb 2023

SOLUTION


  • SOUND
  • Tries
    • 1.Qf7?
      • threat
        • 2.Qa7#
      • 1...Kb6
        • 2.Qc7+
          • 2...Ka6
            • 3.Qa7#
      • 1...b3!
    • 1.Qg1?
      • threat
        • 2.Qa7#
      • 1...b3
        • 2.Qc5
          • 2...Ka4
            • 3.Qa3#
          • 2...Ka6
            • 3.Qa7#
      • 1...Ka4!
    • 1.Qc6?
      • 1...b3
        • 2.Bd6
          • 2...Ka4
            • 3.Qa8#
            • 3.Qa6#
          • 2...b4
            • 3.Bc7#
        • 2.Qc5
          • 2...Ka4
            • 3.Qa3#
          • 2...Ka6
            • 3.Qa7#
      • 1...Ka4!
    • 1.Qd6?
      • 1...b3
        • 2.Bc7+
          • 2...Ka4
            • 3.Qa3#
        • 2.Qc5
          • 2...Ka4
            • 3.Qa3#
          • 2...Ka6
            • 3.Qa7#
      • 1...Ka4!
    • 1.Qe6?
      • threat
        • 2.Bc7+
          • 2...Ka4
            • 3.Qa2#
      • 1...Ka4
        • 2.Qa2#
      • 1...b3!
  • Keys
    • 1.Qc2!
      • 1...Ka6
        • 2.Qc7
          • 2...b3
            • 3.Qa7#
      • 1...Kb6
        • 2.Qc7+
          • 2...Ka6
            • 3.Qa7#
      • 1...b3
        • 2.Qc5
          • 2...Ka4
            • 3.Qa3#
          • 2...Ka6
            • 3.Qa7#

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).