Problem Display
PID: 219781 (8/5p2/5P2/1P1p4/K1pNk2P/2p2N2/8/2Q5 w - - 0 1)

Stabenov, Albert

Deutsches Wochenschach, 1890

(First published on Sun Jun 15 1890)

8/5p2/5P2/1P1p4/K1pNk2P/2p2N2/8/2Q5

#3

7 + 5


14986 White-Hume Collection 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Kb4?
      • 1...Kd3
        • 2.Qf4
          • 2...c2
            • 3.Se1#
            • 3.Se5#
        • 2.Qe1
          • 2...c2
            • 3.Qe2#
      • 1...c2!
    • 1.Se1?
      • threat
        • 2.Sg2
          • threat
            • 3.Qe3#
          • 2...Kd3
            • 3.Qe3#
          • 2...Kxd4
            • 3.Qe3#
          • 2...Ke5
            • 3.Qf4#
      • 1...Ke5
        • 2.Qe3+
          • 2...Kd6
            • 3.Qe7#
          • 2...Kxf6
            • 3.Qg5#
      • 1...Kxd4!
    • 1.Sh2?
      • threat
        • 2.Sg4
          • threat
            • 3.Qe3#
          • 2...Kd3
            • 3.Qe3#
          • 2...Kxd4
            • 3.Qe3#
      • 1...Kd3
        • 2.Sf1
          • threat
            • 3.Qe3#
          • 2...Kxd4
            • 3.Qe3#
          • 2...Ke4
            • 3.Qe3#
        • 2.Sg4
          • threat
            • 3.Qe3#
          • 2...Kxd4
            • 3.Qe3#
          • 2...Ke4
            • 3.Qe3#
      • 1...Ke5
        • 2.Qe3+
          • 2...Kd6
            • 3.Qe7#
          • 2...Kxf6
            • 3.Qg5#
      • 1...Kxd4!
    • 1.Qf4+?
      • 1...Kd3
        • 2.Se1#
        • 2.Se5#
      • 1...Kxf4!
    • 1.Qe1+?
      • 1...Kd3
        • 2.Qe2#
      • 1...Kf4!
  • Keys
    • 1.Se5!
      • threat
        • 2.Sg4
          • threat
            • 3.Qe3#
          • 2...Kd3
            • 3.Qe3#
          • 2...Kxd4
            • 3.Qe3#
      • 1...Kxd4
        • 2.Qf4+
          • 2...Kc5
            • 3.Sd7#
      • 1...Kxe5
        • 2.Qe3+
          • 2...Kd6
            • 3.Qe7#
          • 2...Kxf6
            • 3.Qg5#

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).