Problem Display
PID: 50248 (8/3R4/8/Pk1N4/1N6/8/R3P1K1/8 w - - 0 1)

Shinkman, William Anthony

La Strategie, 1909

8/3R4/8/Pk1N4/1N6/8/R3P1K1/8

#3

7 + 1


3925 The Golden Argosy 1929

SOLUTION


  • SOUND
  • Tries
    • 1.Sd3?
      • 1...Kc4
        • 2.Rb2
          • 2...Kd4
            • 3.Rb4#
      • 1...Ka6
        • 2.Rb2
          • 2...Kxa5
            • 3.Ra7#
      • 1...Kc6!
    • 1.Sb6?
      • threat
        • 2.Ra4
          • 2...Kc5
            • 3.Rd5#
      • 1...Kc5
        • 2.Rb2
          • 2...Kb5
            • 3.Rd5#
        • 2.Ra4
          • 2...Kb5
            • 3.Rd5#
      • 1...Kxb4!
  • Keys
    • 1.Rb2!
      • 1...Ka4
        • 2.Sc2
          • 2...Kxa5
            • 3.Ra7#
      • 1...Kc4
        • 2.Sd3
          • 2...Kd4
            • 3.Rb4#
      • 1...Kxa5
        • 2.Sc6+
          • 2...Ka4
            • 3.Ra7#
          • 2...Ka6
            • 3.Sc7#
            • 3.Rb6#
            • 3.Ra7#
      • 1...Kc5
        • 2.Sb6
          • 2...Kb5
            • 3.Rd5#

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).