Problem Display
PID: 178726 (8/8/4Q3/2k5/4p1P1/7R/8/3K4 w - - 0 1)

Kozhakina, Alena Vladimirova

Problem Observer, 2010

8/8/4Q3/2k5/4p1P1/7R/8/3K4

#3

4 + 2


SOLUTION


  • SOUND
  • Tries
    • 1.Rh5+?
      • 1...Kb4
        • 2.Kc2
          • threat
            • 3.Qb3#
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
      • 1...Kd4!
  • Keys
    • 1.Kc2!
      • 1...Kb4
        • 2.Rh5
          • threat
            • 3.Qb3#
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka4
            • 3.Qb3#
      • 1...Kd4
        • 2.Rc3
          • 2...e3
            • 3.Rc4#
      • 1...Kb5
        • 2.Rh5+
          • 2...Ka4
            • 3.Qb3#
          • 2...Kb4
            • 3.Qb3#
      • 1...e3
        • 2.Rh5+
          • 2...Kb4
            • 3.Qb3#
          • 2...Kd4
            • 3.Qd5#

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).