Problem Display
PID: 13486 (8/2P3p1/2R2n2/5kN1/5P2/6P1/3K3R/8 w - - 0 1)

Fox, H Courtney

Tidskrift for Schack, 1904

8/2P3p1/2R2n2/5kN1/5P2/6P1/3K3R/8

#3

7 + 3


1829 The Theory of Pawn Promotion 1912

SOLUTION


  • SOUND
  • Sets
    • 1...Sg4
      • 2.c8Q#
      • 2.c8B#
    • 1...Sd5
      • 2.c8Q#
      • 2.c8B#
    • 1...Sh5
      • 2.c8Q#
      • 2.c8B#
    • 1...Sh7
      • 2.c8Q#
      • 2.c8B#
    • 1...Se8
      • 2.c8Q#
      • 2.c8B#
    • 1...Sg8
      • 2.c8Q#
      • 2.c8B#
    • 1...g6
      • 2.c8Q+
        • 2...Sd7
          • 3.Qxd7#
      • 2.c8B+
        • 2...Sd7
          • 3.Bxd7#
  • Tries
    • 1.Rh4?
      • 1...Kg6
        • 2.c8S
          • 2...Kf5
            • 3.Se7#
      • 1...Sd7
        • 2.c8Q
          • 2...g6
            • 3.Qxd7#
        • 2.c8S
          • threat
            • 3.Se7#
        • 2.c8B
          • 2...g6
            • 3.Bxd7#
      • 1...g6
        • 2.c8Q+
          • 2...Sd7
            • 3.Qxd7#
        • 2.c8B+
          • 2...Sd7
            • 3.Bxd7#
      • 1...Se4+!
    • 1.c8Q+?
      • 1...Sd7
        • 2.Qxd7#
      • 1...Kg6!
  • Keys
    • 1.c8B+!
      • 1...Kg6
        • 2.Bh3
          • 2...Kh5
            • 3.Bf5#
          • 2...Kh6
            • 3.Bf5#

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).