Problem Display
PID: 188132 (8/8/2k2K2/8/8/8/2P2P2/1Q1R4 w - - 0 1)

Rohr, Hugo

La Strategie, 1910

8/8/2k2K2/8/8/8/2P2P2/1Q1R4

#3

5 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Ke5?
      • 1...Kc5
        • 2.Rd6
          • 2...Kc4
            • 3.Rc6#
      • 1...Kc7!
    • 1.Ke7?
      • 1...Kc7
        • 2.Rd6
          • 2...Kc8
            • 3.Rc6#
      • 1...Kc5!
    • 1.Rd4?
      • 1...Kc5
        • 2.Ke6
          • 2...Kxd4
            • 3.Qb4#
          • 2...Kc6
            • 3.Rc4#
      • 1...Kc7!
    • 1.Rd6+?
      • 1...Kc5
        • 2.Ke5
          • 2...Kc4
            • 3.Rc6#
      • 1...Kc7
        • 2.Ke7
          • 2...Kc8
            • 3.Rc6#
        • 2.Qb6+
          • 2...Kc8
            • 3.Rd8#
      • 1...Kxd6!
    • 1.Rd8?
      • 1...Kc7
        • 2.Ke6
          • 2...Kc6
            • 3.Rc8#
          • 2...Kxd8
            • 3.Qb8#
      • 1...Kc5!
    • 1.Qb5+?
      • 1...Kc7
        • 2.Rd7+
          • 2...Kc8
            • 3.Qb7#
      • 1...Kxb5!
    • 1.Qb7+?
      • 1...Kc5
        • 2.Rd5+
          • 2...Kc4
            • 3.Qb3#
        • 2.c3
          • 2...Kc4
            • 3.Qb4#
      • 1...Kxb7!
    • 1.c3?
      • 1...Kc5
        • 2.Qb7
          • 2...Kc4
            • 3.Qb4#
      • 1...Kc7!
    • 1.c4?
      • threat
        • 2.Qb8
          • 2...Kc5
            • 3.Qb5#
      • 1...Kc5
        • 2.Qb5#
      • 1...Kc7!
  • Keys
    • 1.Ke6!
      • 1...Kc5
        • 2.Rd4
          • 2...Kxd4
            • 3.Qb4#
          • 2...Kc6
            • 3.Rc4#
      • 1...Kc7
        • 2.Rd8
          • 2...Kc6
            • 3.Rc8#
          • 2...Kxd8
            • 3.Qb8#

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).