Problem Display
PID: 188720 (K7/4B3/1k2B3/1p1R4/8/8/8/8 w - - 0 1)

Dehler, Otto Georg Edgar

Deutsches Wochenschach, 1911

K7/4B3/1k2B3/1p1R4/8/8/8/8

#3

4 + 2


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Ka6
      • 2.Bd8
        • 2...b4
          • 3.Bc8#
          • 3.Ra5#
    • 1...Kc6
      • 2.Ka7
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
    • 1...Kc7
      • 2.Ka7
        • threat
          • 3.Rc5#
        • 2...Kc6
          • 3.Rc5#
  • Tries
    • 1.Bc8?
      • threat
        • 2.Bd8+
          • 2...Kc6
            • 3.Bb7#
      • 1...Kc6
        • 2.Bb7+
          • 2...Kb6
            • 3.Bd8#
          • 2...Kc7
            • 3.Bd8#
      • 1...Kc7
        • 2.Bb7
          • threat
            • 3.Bd8#
          • 2...Kb6
            • 3.Bd8#
      • 1...Ka5!
    • 1.Bb4?
      • threat
        • 2.Kb8
          • threat
            • 3.Rd6#
          • 2...Ka6
            • 3.Rd6#
          • 2...Kc6
            • 3.Rd6#
        • 2.Bd7
          • 2...Ka6
            • 3.Rd6#
          • 2...Kc7
            • 3.Ba5#
        • 2.Rc5
          • 2...Ka6
            • 3.Rc6#
      • 1...Kc6
        • 2.Kb8
          • 2...Kb6
            • 3.Rd6#
      • 1...Kc7!
    • 1.Bd8+?
      • 1...Ka6
        • 2.Bc8#
        • 2.Rd6#
      • 1...Kc6!
  • Keys
    • 1.Bd7!
      • threat
        • 2.Bb4
          • 2...Ka6
            • 3.Rd6#
          • 2...Kc7
            • 3.Ba5#
        • 2.Bd8+
          • 2...Ka6
            • 3.Bxb5#
            • 3.Bc8#
            • 3.Rd6#
      • 1...Ka5
        • 2.Bxb5
          • 2...Kb6
            • 3.Bd8#
      • 1...Ka6
        • 2.Bd8
          • 2...b4
            • 3.Bb5#
            • 3.Bc8#
            • 3.Ra5#
            • 3.Rd6#
      • 1...Kc7
        • 2.Bxb5
          • 2...Kb6
            • 3.Bd8#
          • 2...Kc8
            • 3.Rc5#
      • 1...b4
        • 2.Bxb4
          • 2...Ka6
            • 3.Rd6#
          • 2...Kc7
            • 3.Ba5#
        • 2.Bd8+
          • 2...Ka6
            • 3.Bb5#
            • 3.Bc8#
            • 3.Ra5#
            • 3.Rd6#

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).