Problem Display
PID: 223674 (1brk4/8/2pnP1Kp/r1p2Qp1/8/4B3/3R4/8 w - - 0 1)

Chocolous, Jiri

Deutsche Schachzeitung, 1883

1brk4/8/2pnP1Kp/r1p2Qp1/8/4B3/3R4/8

#3

5 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Rc7
      • 2.Qf8#
    • 1...Ba7
      • 2.Qf7
        • threat
          • 3.Rxd6#
          • 3.Qd7#
        • 2...Rc7
          • 3.Qf8#
    • 1...Bc7
      • 2.Qf8#
    • 1...c4
      • 2.Qf8+
        • 2...Kc7
          • 3.Qe7#
  • Tries
    • 1.Qf7?
      • threat
        • 2.Qd7#
      • 1...Rc7
        • 2.Qf8#
      • 1...Ra7!
  • Keys
    • 1.Bxc5!
      • threat
        • 2.Qf8+
          • 2...Kc7
            • 3.Qe7#
      • 1...Kc7
        • 2.Qf7+
          • 2...Kd8
            • 3.Qd7#
          • 2...Sxf7
            • 3.Rd7#
      • 1...Ke7
        • 2.Qf7+
          • 2...Kd8
            • 3.Qd7#
      • 1...Ke8
        • 2.Qf7+
          • 2...Kd8
            • 3.Qd7#
          • 2...Sxf7
            • 3.exf7#
      • 1...Rxc5
        • 2.Qf7
          • threat
            • 3.Qd7#
          • 2...Rc7
            • 3.Qf8#
      • 1...Ba7
        • 2.Qf7
          • threat
            • 3.Rxd6#
            • 3.Qd7#
          • 2...Rc7
            • 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).