Problem Display
PID: 12494 (8/K7/7R/1k6/1P4Q1/8/8/8 w - - 0 1)

Hulsen, Bernhard

Der Reichsbote, 1911

8/K7/7R/1k6/1P4Q1/8/8/8

#3

4 + 1


14986 White-Hume Collection 2016

SOLUTION


  • SOUND
  • Tries
    • 1.Rh2?
      • 1...Ka4
        • 2.Qc4
          • 2...Ka3
            • 3.Ra2#
      • 1...Kc6!
    • 1.Rh5+?
      • 1...Kc6
        • 2.Qd1
          • 2...Kc7
            • 3.Rc5#
        • 2.Qd4
          • 2...Kc7
            • 3.Rc5#
      • 1...Ka4!
    • 1.Rh7?
      • 1...Kc6
        • 2.Qd7#
      • 1...Ka4!
    • 1.Qf3?
      • 1...Ka4
        • 2.Kb6
          • 2...Kxb4
            • 3.Rh4#
      • 1...Kxb4
        • 2.Kb6
          • threat
            • 3.Rh4#
          • 2...Ka4
            • 3.Rh4#
          • 2...Kc4
            • 3.Rh4#
      • 1...Kc4!
    • 1.Qc8?
      • 1...Kxb4
        • 2.Rb6+
          • 2...Ka3
            • 3.Qa6#
          • 2...Ka4
            • 3.Qa6#
          • 2...Ka5
            • 3.Qa6#
      • 1...Ka4!
    • 1.Qc4+?
      • 1...Ka4
        • 2.Ra6#
      • 1...Kxc4!
  • Keys
    • 1.Rh4!
      • threat
        • 2.Qd7#
      • 1...Ka4
        • 2.Qh3
          • 2...Kb5
            • 3.Qd7#
      • 1...Kc6
        • 2.Qd1
          • 2...Kb5
            • 3.Qd7#
          • 2...Kc7
            • 3.Rc4#

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).