Problem Display
PID: 262927 (3RK3/1p5p/1P2pp2/1p1pk3/2P1p1Q1/1NP4r/5PPq/4r3 w - - 0 1)

Rezinkin, Valery Ivanovich

Zadachi i Etyudi, 2008

3RK3/1p5p/1P2pp2/1p1pk3/2P1p1Q1/1NP4r/5PPq/4r3

#3

9 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...d4
      • 2.cxd4#
    • 1...f5
      • 2.f4+
        • 2...Kf6
          • 3.Qg5#
        • 2...Qxf4
          • 3.Qg7#
        • 2...exf4 ep
          • 3.Qd4#
  • Keys
    • 1.Sd4!
      • threat
        • 2.Qxe6+
          • 2...Kf4
            • 3.Qf5#
      • 1...Rxc3
        • 2.Qxe6+
          • 2...Kxd4
            • 3.Qxd5#
          • 2...Kf4
            • 3.Qf5#
      • 1...f5
        • 2.Qg7+
          • 2...Kf4
            • 3.Sxe6#
      • 1...Rh5
        • 2.f4+
          • 2...Qxf4
            • 3.Qxe6#
          • 2...exf4 ep
            • 3.Sxf3#

FEATURES


NOT CLASSIFIED


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).