Problem Display
PID: 214144 (8/3k1P2/5K2/1pR5/1p6/1P6/8/8 w - - 0 1)

Torngren, Pehr Hendrik

L'Echiquier, 1928

8/3k1P2/5K2/1pR5/1p6/1P6/8/8

#3

4 + 3


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Kd6
      • 2.f8Q+
        • 2...Kd7
          • 3.Qe7#
    • 1...Kd8
      • 2.f8Q+
        • 2...Kd7
          • 3.Qe7#
      • 2.f8S
        • 2...Ke8
          • 3.Rc8#
  • Tries
    • 1.Rc1?
      • threat
        • 2.f8R
          • 2...Kd6
            • 3.Rd8#
      • 1...Kd8
        • 2.f8Q+
          • 2...Kd7
            • 3.Qe7#
        • 2.f8S
          • 2...Ke8
            • 3.Rc8#
      • 1...Kd6!
    • 1.Rc2?
      • threat
        • 2.f8R
          • 2...Kd6
            • 3.Rd8#
      • 1...Kd8
        • 2.f8Q+
          • 2...Kd7
            • 3.Qe7#
        • 2.f8S
          • 2...Ke8
            • 3.Rc8#
      • 1...Kd6!
    • 1.Rc4?
      • 1...Kd6
        • 2.f8Q+
          • 2...Kd5
            • 3.Qc5#
            • 3.Qd8#
          • 2...Kd7
            • 3.Qe7#
      • 1...Kd8
        • 2.f8Q+
          • 2...Kd7
            • 3.Qe7#
      • 1...bxc4!
    • 1.Rc6?
      • 1...Kd8
        • 2.f8Q+
          • 2...Kd7
            • 3.Qc8#
        • 2.f8S
          • 2...Ke8
            • 3.Rc8#
      • 1...Kxc6!
    • 1.f8S+?
      • 1...Kd8
        • 2.Ke6
          • 2...Ke8
            • 3.Rc8#
        • 2.Rc1
          • 2...Ke8
            • 3.Rc8#
        • 2.Rc2
          • 2...Ke8
            • 3.Rc8#
        • 2.Rc6
          • 2...Ke8
            • 3.Rc8#
      • 1...Kd6!
  • Keys
    • 1.f8B!
      • 1...Kd8
        • 2.Ke6
          • 2...Ke8
            • 3.Rc8#
      • 1...Ke8
        • 2.Rd5
          • 2...Kxf8
            • 3.Rd8#

FEATURES


NOT CLASSIFIED


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).