Problem Display
PID: 199045 (8/7K/8/8/8/6pk/2p5/Q4R2 w - - 0 1)

Dehler, Otto Georg Edgar

Munchner Post, 1921

8/7K/8/8/8/6pk/2p5/Q4R2

#3

3 + 3


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Kh2
      • 2.Rh1+
        • 2...Kg2
          • 3.Qf1#
    • 1...Kh4
      • 2.Rf4+
        • 2...Kh3
          • 3.Qh1#
        • 2...Kg5
          • 3.Qe5#
        • 2...Kh5
          • 3.Qe5#
          • 3.Qa5#
  • Tries
    • 1.Rh1+?
      • 1...Kg2
        • 2.Qf1#
      • 1...Kg4!
  • Keys
    • 1.Qe5!
      • threat
        • 2.Qh5+
          • 2...Kg2
            • 3.Qh1#
      • 1...Kg2
        • 2.Qe2+
          • 2...Kh3
            • 3.Rh1#
      • 1...Kh2
        • 2.Rf2+
          • 2...Kg1
            • 3.Qe1#
          • 2...Kh1
            • 3.Qe1#
          • 2...Kh3
            • 3.Qh5#
        • 2.Qe4
          • threat
            • 3.Rh1#
            • 3.Qh1#
          • 2...Kh3
            • 3.Rh1#
          • 2...g2
            • 3.Qh4#
        • 2.Qh5+
          • 2...Kg2
            • 3.Qh1#
      • 1...Kg4
        • 2.Qe4+
          • 2...Kh3
            • 3.Rh1#
          • 2...Kg5
            • 3.Rf5#
          • 2...Kh5
            • 3.Rf5#
        • 2.Qf5+
          • 2...Kh4
            • 3.Rh1#
            • 3.Rf4#
      • 1...Kh4
        • 2.Qe4+
          • 2...Kh3
            • 3.Rh1#
          • 2...Kg5
            • 3.Rf5#
          • 2...Kh5
            • 3.Rf5#
      • 1...g2
        • 2.Qh5+
          • 2...Kg3
            • 3.Rf3#

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).