Problem Display
PID: 111975 (8/b2pB3/1p2k3/3N1RPP/2pp4/Q7/8/4nK2 w - - 0 1)

Krivohlavek, Josef

Okruzni soutez, 1984

8/b2pB3/1p2k3/3N1RPP/2pp4/Q7/8/4nK2

#3

7 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Rf4?
      • threat
        • 2.Qd6#
      • 1...Kxd5
        • 2.Qd6#
      • 1...Ke5
        • 2.Qd6#
      • 1...d6
        • 2.Qxd6#
      • 1...Bb8!
  • Keys
    • 1.Bd6!
      • threat
        • 2.Se7
          • threat
            • 3.Rf6#
      • 1...Kxf5
        • 2.Qh3+
          • 2...Ke4
            • 3.Sf6#
          • 2...Kxg5
            • 3.Bf4#
      • 1...Bb8
        • 2.Rf6+
          • 2...Kxd5
            • 3.Qa8#
      • 1...Sc2
        • 2.Rf6+
          • 2...Kxd5
            • 3.Qf3#
      • 1...Sg2
        • 2.Rf6+
          • 2...Kxd5
            • 3.Qf3#
      • 1...Sf3
        • 2.Rf6+
          • 2...Kxd5
            • 3.Qxf3#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).