Problem Display
PID: 243032 (2K4n/1p6/8/1NPpk1P1/1b4Q1/7p/2ppPP2/3b2n1 w - - 0 1)

Grabowski, Kazimierz

Tidskrift for Schack, 1916

2K4n/1p6/8/1NPpk1P1/1b4Q1/7p/2ppPP2/3b2n1

#3

7 + 10


SOLUTION


  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Ke6
        • 2.Qf6#
      • 1...Kf5!
    • 1.Qf4+?
      • 1...Ke6
        • 2.Qf6#
      • 1...Kxf4!
  • Keys
    • 1.Sd6!
      • threat
        • 2.Qg3+
          • 2...Kd4
            • 3.Qe3#
          • 2...Ke6
            • 3.Qe3#
      • 1...Bxc5
        • 2.Qf5+
          • 2...Kd4
            • 3.Qf6#
          • 2...Kxd6
            • 3.Qf6#
      • 1...Sxe2
        • 2.Qf3
          • threat
            • 3.Qe3#
            • 3.Qf6#
          • 2...Kd4
            • 3.Qe3#
          • 2...Ke6
            • 3.Qe3#
            • 3.Qf6#
          • 2...d4
            • 3.Qe4#
            • 3.Qf5#
      • 1...Bc3
        • 2.f4+
          • 2...Kd4
            • 3.Qxg1#
      • 1...Sf3
        • 2.Qxf3
          • threat
            • 3.Qe3#
            • 3.Qf6#
          • 2...Kd4
            • 3.Qe3#
          • 2...Ke6
            • 3.Qe3#
            • 3.Qf6#
          • 2...d4
            • 3.Qe4#
            • 3.Qf5#

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).