Problem Display
PID: 213568 (K7/8/2k5/3RRpB1/Np2p3/pP3r2/8/4b3 w - - 0 1)

Scheel, Johan

Sachove umeni (Ceskoslovensky sach), 1928

K7/8/2k5/3RRpB1/Np2p3/pP3r2/8/4b3

#3

6 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Rf1
      • 2.Rd4
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
    • 1...Rf4
      • 2.Rd4
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
    • 1...e3
      • 2.Rd3
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
      • 2.Rd4
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
      • 2.Rd8
        • threat
          • 3.Rc5#
        • 2...Kc7
          • 3.Rc5#
  • Tries
    • 1.Rd4?
      • threat
        • 2.Rc5#
      • 1...Kc7
        • 2.Rc5#
      • 1...Rc3!
    • 1.Rc5+?
      • 1...Kd7
        • 2.Sb6+
          • 2...Kd6
            • 3.Be7#
      • 1...Kd6!
    • 1.Re6+?
      • 1...Kc7
        • 2.Sb6
          • threat
            • 3.Bd8#
            • 3.Rc5#
            • 3.Rd7#
        • 2.Bd8+
          • 2...Kc8
            • 3.Sb6#
            • 3.Rc6#
      • 1...Kxd5!
  • Keys
    • 1.Bf4!
      • threat
        • 2.Re6+
          • 2...Kxd5
            • 3.Rd6#
      • 1...Kc7
        • 2.Rd4
          • threat
            • 3.Rc5#
          • 2...Kc6
            • 3.Rc5#
          • 2...Kc8
            • 3.Rc5#
            • 3.Re8#
        • 2.Re7+
          • 2...Kc6
            • 3.Rc5#
          • 2...Kc8
            • 3.Sb6#
            • 3.Rc7#
            • 3.Re8#
      • 1...Rxb3
        • 2.Sb6
          • threat
            • 3.Re6#
          • 2...Kxb6
            • 3.Re6#
          • 2...Kc7
            • 3.Re6#
      • 1...Rxf4
        • 2.Rd4
          • threat
            • 3.Rc5#
          • 2...Kc7
            • 3.Rc5#
      • 1...e3
        • 2.Rd3
          • threat
            • 3.Rc5#
          • 2...Kc7
            • 3.Rc5#
        • 2.Rd4
          • threat
            • 3.Rc5#
          • 2...Kc7
            • 3.Rc5#

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).