Problem Display
PID: 230849 (8/8/8/8/7p/2K4B/R7/3k4 w - - 0 1)

Speckmann, Werner

Stella Polaris, 1968

8/8/8/8/7p/2K4B/R7/3k4

#3

3 + 2


SOLUTION


  • SOUND
  • Sets
    • 1...Kc1
      • 2.Ra1#
    • 1...Ke1
      • 2.Kd3
        • 2...Kd1
          • 3.Ra1#
  • Tries
    • 1.Kd3?
      • threat
        • 2.Ra1#
      • 1...Ke1
        • 2.Rb2
          • 2...Kd1
            • 3.Rb1#
        • 2.Rh2
          • 2...Kd1
            • 3.Rh1#
      • 1...Kc1!
    • 1.Kc4?
      • 1...Ke1
        • 2.Kd3
          • 2...Kd1
            • 3.Ra1#
      • 1...Kc1!
    • 1.Kd4?
      • 1...Ke1
        • 2.Kd3
          • 2...Kd1
            • 3.Ra1#
      • 1...Kc1!
    • 1.Bf1?
      • threat
        • 2.Ra1#
      • 1...Kc1
        • 2.Ra1#
      • 1...Ke1!
    • 1.Bg4+?
      • 1...Kc1
        • 2.Ra1#
      • 1...Ke1!
    • 1.Rb2?
      • 1...Ke1
        • 2.Kd3
          • 2...Kd1
            • 3.Rb1#
      • 1...Kc1!
    • 1.Re2?
      • threat
        • 2.Re3
          • 2...Kc1
            • 3.Re1#
        • 2.Re4
          • 2...Kc1
            • 3.Re1#
        • 2.Re5
          • 2...Kc1
            • 3.Re1#
        • 2.Re6
          • 2...Kc1
            • 3.Re1#
        • 2.Re7
          • 2...Kc1
            • 3.Re1#
        • 2.Re8
          • 2...Kc1
            • 3.Re1#
      • 1...Kc1
        • 2.Re1#
      • 1...Kxe2!
    • 1.Rf2?
      • 1...Kc1
        • 2.Rf1#
      • 1...Ke1!
    • 1.Rg2?
      • 1...Kc1
        • 2.Rg1#
      • 1...Ke1!
  • Keys
    • 1.Rh2!
      • 1...Ke1
        • 2.Kd3
          • 2...Kd1
            • 3.Rh1#

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).