Problem Display
PID: 24334 (4K3/3R1R2/4k3/8/3p4/3P4/8/8 w - - 0 1)

Carpenter, George Edward

Source?, 1878

4K3/3R1R2/4k3/8/3p4/3P4/8/8

#3

4 + 2


3713 Snap 2017
14986 White-Hume Collection 2017

SOLUTION


  • SOUND
  • Tries
    • 1.Rd6+?
      • 1...Ke5
        • 2.Ra6
          • 2...Kd5
            • 3.Rf5#
        • 2.Rb6
          • 2...Kd5
            • 3.Rf5#
        • 2.Rg6
          • 2...Kd5
            • 3.Rf5#
        • 2.Rh6
          • 2...Kd5
            • 3.Rf5#
      • 1...Kxd6!
    • 1.Rb7?
      • 1...Kd5
        • 2.Kd7
          • threat
            • 3.Rb5#
            • 3.Rf5#
          • 2...Kc5
            • 3.Rf5#
          • 2...Ke5
            • 3.Rb5#
      • 1...Ke5
        • 2.Kd7
          • 2...Kd5
            • 3.Rb5#
            • 3.Rf5#
        • 2.Rb6
          • 2...Kd5
            • 3.Rf5#
      • 1...Kd6!
    • 1.Rc7?
      • 1...Kd5
        • 2.Kd7
          • 2...Ke5
            • 3.Rc5#
        • 2.Ke7
          • 2...Ke5
            • 3.Rc5#
      • 1...Ke5
        • 2.Kd7
          • 2...Kd5
            • 3.Rf5#
        • 2.Ke7
          • 2...Kd5
            • 3.Rf5#
      • 1...Kd6!
  • Keys
    • 1.Rd8!
      • 1...Ke5
        • 2.Kd7
          • 2...Kd5
            • 3.Rf5#

Anticipated by 161053(1283)

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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).