Problem Display
PID: 189304 (8/8/K7/7R/1k6/1P4Q1/8/8 w - - 0 1)

Pauly, Wolfgang

Deutsches Wochenschach, 1912

8/8/K7/7R/1k6/1P4Q1/8/8

#3

4 + 1


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Tries
    • 1.Rh1?
      • 1...Ka3
        • 2.Qc3
          • 2...Ka2
            • 3.Ra1#
      • 1...Kc5!
    • 1.Rh3?
      • threat
        • 2.Qd6#
      • 1...Ka3
        • 2.Qf2
          • 2...Kb4
            • 3.Qf8#
        • 2.Qh2
          • 2...Kb4
            • 3.Qd6#
      • 1...Kc5!
    • 1.Rh4+?
      • 1...Kc5
        • 2.Qd3
          • 2...Kc6
            • 3.Rc4#
      • 1...Ka3!
    • 1.Rh6?
      • 1...Kc5
        • 2.Qd6#
      • 1...Ka3!
    • 1.Qc7?
      • 1...Kxb3
        • 2.Rb5+
          • 2...Ka2
            • 3.Qa5#
          • 2...Ka3
            • 3.Qa5#
          • 2...Ka4
            • 3.Qa5#
      • 1...Ka3!
    • 1.Qc3+?
      • 1...Ka3
        • 2.Ra5#
      • 1...Kxc3!
  • Keys
    • 1.Qf2!
      • 1...Ka3
        • 2.Kb5
          • 2...Kxb3
            • 3.Rh3#
        • 2.Rh3
          • 2...Kb4
            • 3.Qf8#
      • 1...Kxb3
        • 2.Kb5
          • threat
            • 3.Rh3#
          • 2...Ka3
            • 3.Rh3#
          • 2...Kc3
            • 3.Rh3#
      • 1...Kc3
        • 2.Rh3+
          • 2...Kb4
            • 3.Qf8#

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).