Problem Display
PID: 93170 (8/6p1/8/2QN4/1P1Nk3/1P6/2P2p2/5Kb1 w - - 0 1)

Braune, Robert

Tidskrift for Schack, 1913

8/6p1/8/2QN4/1P1Nk3/1P6/2P2p2/5Kb1

#3

7 + 4


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Ke3
        • 2.Qg5+
          • 2...Kxd4
            • 3.Qc5#
      • 1...Kf4!
    • 1.Sf6+?
      • 1...Ke3
        • 2.Qg5+
          • 2...Kxd4
            • 3.Qc5#
      • 1...Kf4
        • 2.Se2+
          • 2...Kf3
            • 3.Qc3#
      • 1...gxf6!
    • 1.Qe7+?
      • 1...Kxd5
        • 2.c3
          • threat
            • 3.Qe6#
      • 1...Kxd4!
  • Keys
    • 1.Qf8!
      • threat
        • 2.Qf4+
          • 2...Kxd5
            • 3.c4#
        • 2.Qf5+
          • 2...Kxd4
            • 3.c3#
      • 1...Kxd4
        • 2.Qf5
          • threat
            • 3.c3#
      • 1...Kxd5
        • 2.Qf4
          • threat
            • 3.c4#
      • 1...Ke5
        • 2.Qf4+
          • 2...Kxd5
            • 3.c4#
        • 2.Qf5+
          • 2...Kxd4
            • 3.c3#
          • 2...Kd6
            • 3.Qe6#
      • 1...Bh2
        • 2.Qf5+
          • 2...Kxd4
            • 3.c3#
      • 1...g5
        • 2.Qf5+
          • 2...Kxd4
            • 3.c3#
      • 1...g6
        • 2.Qf4+
          • 2...Kxd5
            • 3.c4#

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).