Problem Display
PID: 121425 (R7/bk6/2Rp4/p7/8/8/2Q5/1K6 w - - 0 1)

Cumpe, Josef

Bohemia, 1907

R7/bk6/2Rp4/p7/8/8/2Q5/1K6

#2

4 + 4


6490 yacpdb 2009
5454 Near Snap 2013
  • SOUND
  • Tries
    • 1.Rb6+?
      • 1...Kxa8
        • 2.Qc6#
      • 1...Bxb6
        • 2.Qc8#
      • 1...Kxb6!
    • 1.Rc7+?
      • 1...Ka6
        • 2.Qc6#
      • 1...Kb6
        • 2.Qc6#
      • 1...Kxa8!
    • 1.Rcc8?
      • threat
        • 2.Qc6#
      • 1...Ka6
        • 2.Qc6#
      • 1...Kb6
        • 2.Qc6#
      • 1...Bc5!
  • Keys
    • 1.Ra6!
      • threat
        • 2.Qc6#
        • 2.Qc8#
      • 1...Kxa6
        • 2.Qc6#
      • 1...Kxa8
        • 2.Qc8#
      • 1...Bc5
        • 2.Qh7#
      • 1...Bb6
        • 2.Qc8#
      • 1...Bb8
        • 2.Qc6#

Anticipated by 121008(0000)

This anticipates 16680(1942), 107158(1966)



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).