Problem Display
PID: 167889 (8/8/3PN1R1/8/7p/4K2p/8/7k w - - 0 1)

Stapff, Hermann

Die Schwalbe, 1947

8/8/3PN1R1/8/7p/4K2p/8/7k

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Sd4?
      • 1...Kh2
        • 2.Sf3+
          • 2...Kh1
            • 3.Rg1#
      • 1...h2!
    • 1.Sf4?
      • 1...h2
        • 2.Sd3
          • 2...h3
            • 3.Sf2#
      • 1...Kh2!
    • 1.Sc5?
      • 1...h2
        • 2.Sd3
          • 2...h3
            • 3.Sf2#
        • 2.Se4
          • 2...h3
            • 3.Sf2#
      • 1...Kh2!
    • 1.d7?
      • 1...h2
        • 2.d8Q
          • 2...h3
            • 3.Qd1#
            • 3.Qd5#
            • 3.Qa8#
        • 2.d8R
          • 2...h3
            • 3.Rd1#
      • 1...Kh2!
  • Keys
    • 1.Sg5!
      • 1...Kg1
        • 2.Sf3+
          • 2...Kf1
            • 3.Rg1#
          • 2...Kh1
            • 3.Rg1#
      • 1...Kg2
        • 2.Sf3+
          • 2...Kf1
            • 3.Rg1#
          • 2...Kh1
            • 3.Rg1#
      • 1...Kh2
        • 2.Sf3+
          • 2...Kh1
            • 3.Rg1#
      • 1...h2
        • 2.Se4
          • 2...h3
            • 3.Sf2#

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).