Problem Display
PID: 167523 (K7/5b1N/4B2P/1p3r2/5p1k/4PQ2/4PP2/8 w - - 0 1)

Evang, Alf O

Sjakk-Liv Festkrift, 1946

K7/5b1N/4B2P/1p3r2/5p1k/4PQ2/4PP2/8

#3

8 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Rc5
      • 2.Qh1#
      • 2.Qg4#
      • 2.Qh3#
    • 1...Rd5
      • 2.Qh1#
      • 2.Qg4#
      • 2.Qh3#
    • 1...Re5
      • 2.Qh1#
      • 2.Qg4#
      • 2.Qh3#
    • 1...Rg5
      • 2.Qh1#
      • 2.Qh3#
    • 1...Rh5
      • 2.Qh1#
      • 2.Qg4#
      • 2.Qh3#
      • 2.Qxf4#
    • 1...Rf6
      • 2.Qh1#
      • 2.Qg4#
      • 2.Qh3#
  • Tries
    • 1.Bxf5?
      • threat
        • 2.Qh1#
        • 2.Qg4#
        • 2.Qh3#
      • 1...Bh5
        • 2.Qh1#
        • 2.Qh3#
      • 1...Bd5+!
    • 1.Qg3+?
      • 1...Kh5
        • 2.Bxf7+
          • 2...Kxh6
            • 3.Qg6#
          • 2...Rxf7
            • 3.Qg5#
        • 2.Qh3+
          • 2...Kg6
            • 3.Bxf5#
      • 1...fxg3!
    • 1.Qxf4+?
      • 1...Kh5
        • 2.Bxf7+
          • 2...Rxf7
            • 3.Qg5#
      • 1...Rxf4!
  • Keys
    • 1.Qg2!
      • threat
        • 2.Qh2+
          • 2...Kg4
            • 3.f3#
      • 1...Kh5
        • 2.Qh3+
          • 2...Kg6
            • 3.Bxf5#
      • 1...f3
        • 2.Qh1+
          • 2...Kg4
            • 3.exf3#

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).