Problem Display
PID: 199002 (1K2N3/6p1/3Pk1P1/4Np2/P2p4/5Q2/8/b7 w - - 0 1)

Duras, Oldrich

Besedy casu, 1921

1K2N3/6p1/3Pk1P1/4Np2/P2p4/5Q2/8/b7

#3

7 + 5


6490 yacpdb 2019

SOLUTION


  • COOKED
  • Tries
    • 1.Sc4?
      • threat
        • 2.Qb7
          • threat
            • 3.Qf7#
      • 1...Kd7
        • 2.Qb7+
          • 2...Ke6
            • 3.Qf7#
          • 2...Kd8
            • 3.Qc8#
            • 3.Qe7#
          • 2...Kxe8
            • 3.Qc8#
            • 3.Qe7#
        • 2.Qxf5+
          • 2...Kc6
            • 3.Qb5#
          • 2...Kd8
            • 3.Qc8#
          • 2...Kxe8
            • 3.Qc8#
      • 1...f4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qb7
          • threat
            • 3.Qf7#
      • 1...Kd7
        • 2.Qb7+
          • 2...Ke6
            • 3.Qf7#
          • 2...Kd8
            • 3.Qc8#
            • 3.Qe7#
          • 2...Kxe8
            • 3.Qc8#
            • 3.Qe7#
        • 2.Qxf5+
          • 2...Kc6
            • 3.Qb5#
          • 2...Kd8
            • 3.Qc8#
          • 2...Kxe8
            • 3.Qc8#
      • 1...f4
        • 2.Sc5+
          • 2...Ke5
            • 3.Qe4#
            • 3.Qh5#
          • 2...Kf5
            • 3.Qh5#
    • 1.Sd7!
      • threat
        • 2.Qc6
          • threat
            • 3.Sc7#
            • 3.Sxg7#
      • 1...Kxd7
        • 2.Qxf5+
          • 2...Kc6
            • 3.Qb5#
          • 2...Kd8
            • 3.Qc8#
          • 2...Kxe8
            • 3.Qc8#
      • 1...f4
        • 2.Sc5+
          • 2...Ke5
            • 3.Qe4#
            • 3.Qh5#
          • 2...Kf5
            • 3.Qh5#
      • 1...d3
        • 2.Sb6
          • threat
            • 3.Qd5#
          • 2...Ke5
            • 3.Qe3#

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).