Problem Display
PID: 127207 (8/2p1Q3/4P1N1/1bBk1p2/1K4p1/8/2pp4/8 w - - 0 1)

Bohde, Th

Nationaltidende, 1907

8/2p1Q3/4P1N1/1bBk1p2/1K4p1/8/2pp4/8

#3

5 + 7


3713 Snap 2009
6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Bd3
      • 2.Qd7+
        • 2...Ke4
          • 3.Qc6#
  • Tries
    • 1.Qd6+?
      • 1...Ke4
        • 2.Qe5+
          • 2...Kd3
            • 3.Sf4#
            • 3.Qe3#
          • 2...Kf3
            • 3.Sh4#
      • 1...cxd6!
    • 1.Qf6?
      • threat
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
        • 2.Qxf5+
          • 2...Kc6
            • 3.Qe4#
      • 1...Ke4
        • 2.Qe5+
          • 2...Kd3
            • 3.Sf4#
            • 3.Qe3#
          • 2...Kf3
            • 3.Sh4#
      • 1...d1Q
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
      • 1...d1R
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
      • 1...Bd3
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
      • 1...Bc4
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
      • 1...g3
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
        • 2.Qxf5+
          • 2...Kc6
            • 3.Qe4#
            • 3.Qf3#
      • 1...f4
        • 2.Qe5+
          • 2...Kc6
            • 3.Qe4#
        • 2.Qf5+
          • 2...Kc6
            • 3.Qe4#
      • 1...Kc6!
  • Keys
    • 1.Qh7!
      • threat
        • 2.Se7+
          • 2...Ke4
            • 3.Qxf5#
          • 2...Ke5
            • 3.Qxf5#
          • 2...Kxe6
            • 3.Qxf5#
      • 1...Ke4
        • 2.Qh1+
          • 2...Kd3
            • 3.Sf4#
      • 1...Kxe6
        • 2.Qg8+
          • 2...Kf6
            • 3.Be7#
          • 2...Kd7
            • 3.Se5#
      • 1...Bd3
        • 2.Qd7+
          • 2...Ke4
            • 3.Qc6#
      • 1...f4
        • 2.Se7+
          • 2...Ke5
            • 3.Qf5#
          • 2...Kxe6
            • 3.Qf5#

Anticipated by 27956(1900)

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).