Problem Display
PID: 84887 (4q3/b5p1/4p1N1/r2pQ1pr/3p2p1/4pkP1/P1RPR3/3KBn2 w - - 0 1)

Petite, Efren

Problemas, 1980

4q3/b5p1/4p1N1/r2pQ1pr/3p2p1/4pkP1/P1RPR3/3KBn2

#3

9 + 13


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Rh4
      • 2.Sxh4+
        • 2...gxh4
          • 3.Qf4#
    • 1...exd2
      • 2.Rf2#
  • Tries
    • 1.Sh4+?
      • 1...gxh4
        • 2.Qf4#
      • 1...Rxh4!
  • Keys
    • 1.d3!
      • threat
        • 2.Rf2+
          • 2...exf2
            • 3.Rxf2#
      • 1...Rxa2
        • 2.Qe4+
          • 2...dxe4
            • 3.Se5#
      • 1...Qa4
        • 2.Qf5+
          • 2...exf5
            • 3.Se5#
      • 1...Rh2
        • 2.Qf4+
          • 2...gxf4
            • 3.Se5#
      • 1...Sd2
        • 2.Qxe3+
          • 2...dxe3
            • 3.Se5#

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).