Problem Display
PID: 170601 (4K3/8/P7/8/4k3/3N4/2P3P1/3Q4 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Basler Nachrichten, 1966

4K3/8/P7/8/4k3/3N4/2P3P1/3Q4

#3

6 + 1


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ke3
      • 2.c3
        • 2...Ke4
          • 3.Qf3#
  • Tries
    • 1.Qe2+?
      • 1...Kd4
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
      • 1...Kd5
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
          • 2...Kc6
            • 3.Qc5#
      • 1...Kf5!
    • 1.Qg4+?
      • 1...Ke3
        • 2.Qb4
          • 2...Ke2
            • 3.Qe1#
      • 1...Kd5!
    • 1.Qh5?
      • threat
        • 2.Qe5#
      • 1...Kd4
        • 2.Qc5+
          • 2...Ke4
            • 3.Qe5#
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
      • 1...Ke3!
    • 1.Qe1+?
      • 1...Kd4
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
      • 1...Kd5
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
          • 2...Kc6
            • 3.Qc5#
      • 1...Kf5!
    • 1.Qg1?
      • 1...Kd5
        • 2.Qc5+
          • 2...Ke4
            • 3.Qe5#
          • 2...Ke6
            • 3.Qe5#
      • 1...Kf5!
  • Keys
    • 1.Qa1!
      • threat
        • 2.Qe5#
      • 1...Ke3
        • 2.Qc3
          • 2...Ke2
            • 3.Qe1#
          • 2...Ke4
            • 3.Qe5#
      • 1...Kd5
        • 2.Qe5+
          • 2...Kc4
            • 3.Qc5#
          • 2...Kc6
            • 3.Qc5#
      • 1...Kf5
        • 2.Qg7
          • 2...Ke4
            • 3.Qe5#
          • 2...Ke6
            • 3.Qe5#

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).