Problem Display
PID: 5583 (4NK2/1bP5/2p3Q1/3k3p/r2P4/1pP5/1pp5/7n w - - 0 1)

Evseev, Georgy

64 Shakhmatnoe obozrenie, 1982

4NK2/1bP5/2p3Q1/3k3p/r2P4/1pP5/1pp5/7n

#3

6 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Rc4
      • 2.Qf5#
  • Tries
    • 1.Qg2+?
      • 1...Ke6
        • 2.Qe4+
          • 2...Kd7
            • 3.Qf5#
      • 1...Kc4!
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qf3+
          • 2...Kc4
            • 3.Sd6#
          • 2...Ke6
            • 3.Qf7#
      • 1...Ke6
        • 2.Qe4+
          • 2...Kd7
            • 3.Qf5#
      • 1...Rxd4
        • 2.Qxd4+
          • 2...Ke6
            • 3.Sg7#
      • 1...Ra8
        • 2.c4+
          • 2...Ke6
            • 3.Qh3#
      • 1...Ba8
        • 2.Qf3+
          • 2...Kc4
            • 3.Sd6#
          • 2...Ke6
            • 3.Qf7#
            • 3.c8Q#
            • 3.c8B#
        • 2.c8Q
          • threat
            • 3.Qcf5#
            • 3.Qd7#
      • 1...Sf2
        • 2.Qf3+
          • 2...Kc4
            • 3.Sd6#
          • 2...Ke6
            • 3.Qf7#
          • 2...Se4
            • 3.Qf7#
      • 1...Sg3
        • 2.Qf3+
          • 2...Kc4
            • 3.Sd6#
          • 2...Ke6
            • 3.Qf7#
          • 2...Se4
            • 3.Qf7#

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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).