Problem Display
PID: 167863 (8/8/8/3N2p1/8/5k2/3p1B2/3K1Q2 w - - 0 1)

Rangelov, Vladimir Petrov

Shakhmaty v SSSR, 1947

8/8/8/3N2p1/8/5k2/3p1B2/3K1Q2

#3

4 + 3


6490 yacpdb 2018

SOLUTION


  • COOKED
  • Tries
    • 1.Be1+?
      • 1...Kg4
        • 2.Sf6#
      • 1...Ke4!
    • 1.Qd3+?
      • 1...Kg2
        • 2.Qg3+
          • 2...Kf1
            • 3.Se3#
            • 3.Qg1#
          • 2...Kh1
            • 3.Qg1#
            • 3.Qh3#
      • 1...Kg4
        • 2.Se3+
          • 2...Kf3
            • 3.Qf5#
          • 2...Kh3
            • 3.Qh7#
          • 2...Kf4
            • 3.Qf5#
          • 2...Kh5
            • 3.Qh7#
        • 2.Sf6+
          • 2...Kf4
            • 3.Bg3#
            • 3.Qe4#
        • 2.Se7
          • 2...Kf4
            • 3.Qf5#
          • 2...Kh5
            • 3.Qh3#
      • 1...Kxf2!
  • Keys
    • 1.Se7!
      • 1...Ke4
        • 2.Bc5
          • threat
            • 3.Qf5#
          • 2...Ke5
            • 3.Qf5#
      • 1...Kf4
        • 2.Qe2
          • 2...g4
            • 3.Qe3#
      • 1...Kg4
        • 2.Qd3
          • 2...Kf4
            • 3.Qf5#
          • 2...Kh5
            • 3.Qh3#
      • 1...g4
        • 2.Bg1+
          • 2...Kg3
            • 3.Sf5#
          • 2...Ke4
            • 3.Qf5#
    • 1.Qe2+!
      • 1...Kg2
        • 2.Se3+
          • 2...Kh1
            • 3.Qh5#
          • 2...Kh2
            • 3.Qh5#
          • 2...Kh3
            • 3.Qh5#

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).