Problem Display
PID: 213524 (1b4Q1/2p1kN2/R4p2/5p2/5p2/5K2/8/8 w - - 0 1)

Weinheimer, Rudolf

Centro de Ajedrez de Las Varillas, 1928

1b4Q1/2p1kN2/R4p2/5p2/5p2/5K2/8/8

#3

4 + 6


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Kd7
      • 2.Qd8#
  • Tries
    • 1.Se5?
      • threat
        • 2.Re6#
      • 1...fxe5
        • 2.Re6+
          • 2...Kd7
            • 3.Qe8#
      • 1...c6!
    • 1.Re6+?
      • 1...Kd7
        • 2.Qe8#
      • 1...Kxe6!
    • 1.Rxf6?
      • threat
        • 2.Qd8#
      • 1...Kd7
        • 2.Qd8#
      • 1...Kxf6!
    • 1.Qxb8?
      • 1...c6
        • 2.Ra7+
          • 2...Ke6
            • 3.Qd6#
            • 3.Qb3#
      • 1...c5
        • 2.Ra7+
          • 2...Ke6
            • 3.Qd6#
      • 1...Kxf7!
    • 1.Qf8+?
      • 1...Kd7
        • 2.Qd8#
      • 1...Kxf8!
  • Keys
    • 1.Rc6!
      • 1...Kd7
        • 2.Rxf6
          • threat
            • 3.Qd8#
          • 2...Ke7
            • 3.Qd8#
      • 1...Ba7
        • 2.Sd6
          • threat
            • 3.Qe8#
          • 2...Kd7
            • 3.Qe8#
          • 2...cxd6
            • 3.Rc7#

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).