Problem Display
PID: 183822 (8/8/3p4/3Nk3/1Q1p4/8/5KB1/8 w - - 0 1)

Galitzky, Aleksandr Vasilevich

La Strategie, 1907

8/8/3p4/3Nk3/1Q1p4/8/5KB1/8

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...d3
      • 2.Qe4#
  • Tries
    • 1.Bf3?
      • 1...Kf5
        • 2.Qxd6
          • threat
            • 3.Qf6#
          • 2...Kg5
            • 3.Qf6#
      • 1...Ke6!
    • 1.Qxd6+?
      • 1...Kf5
        • 2.Bf3
          • threat
            • 3.Qf6#
          • 2...Kg5
            • 3.Qf6#
      • 1...Kxd6!
  • Keys
    • 1.Bh3!
      • threat
        • 2.Kf3
          • 2...Kxd5
            • 3.Qb5#
          • 2...d3
            • 3.Qe4#
      • 1...Ke4
        • 2.Be6
          • 2...Kd3
            • 3.Bf5#
          • 2...Ke5
            • 3.Qe1#
      • 1...Kxd5
        • 2.Qb5+
          • 2...Ke4
            • 3.Qf5#
      • 1...d3
        • 2.Ke3
          • threat
            • 3.Qd4#
            • 3.Qe4#
          • 2...Kxd5
            • 3.Qb5#

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).