Problem Display
PID: 188705 (7k/8/3NN3/4K3/3R4/8/8/8 w - - 0 1)

Popp, Johannes

Frankisches Volksblatt, 1911

7k/8/3NN3/4K3/3R4/8/8/8

#3

4 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Kf6?
      • threat
        • 2.Kf7
          • 2...Kh7
            • 3.Rh4#
      • 1...Kh7
        • 2.Kf7
          • threat
            • 3.Rh4#
          • 2...Kh6
            • 3.Rh4#
          • 2...Kh8
            • 3.Rh4#
      • 1...Kg8!
    • 1.Se4?
      • threat
        • 2.S4g5
          • 2...Kg8
            • 3.Rd8#
      • 1...Kg8
        • 2.S4g5
          • 2...Kh8
            • 3.Rd8#
      • 1...Kh7!
    • 1.Sf7+?
      • 1...Kg8
        • 2.Sfg5
          • 2...Kh8
            • 3.Rd8#
      • 1...Kh7!
    • 1.Sc8?
      • threat
        • 2.Se7
          • 2...Kh7
            • 3.Rh4#
      • 1...Kh7
        • 2.Se7
          • threat
            • 3.Rh4#
          • 2...Kh6
            • 3.Rh4#
          • 2...Kh8
            • 3.Rh4#
      • 1...Kg8!
    • 1.Sg5?
      • threat
        • 2.Sf5
          • 2...Kg8
            • 3.Rd8#
      • 1...Kg8
        • 2.Sf5
          • threat
            • 3.Rd8#
          • 2...Kf8
            • 3.Rd8#
          • 2...Kh8
            • 3.Rd8#
      • 1...Kg7!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Se7
          • 2...Kh7
            • 3.Rh4#
        • 2.Sg5
          • 2...Kg8
            • 3.Rd8#
      • 1...Kh7
        • 2.Se7
          • threat
            • 3.Rh4#
          • 2...Kh6
            • 3.Rh4#
          • 2...Kh8
            • 3.Rh4#
      • 1...Kg8
        • 2.Sg5
          • threat
            • 3.Rd8#
          • 2...Kf8
            • 3.Rd8#
          • 2...Kh8
            • 3.Rd8#

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).