Problem Display
PID: 247213 (1n4Rn/8/p6p/4N2k/R3p2p/2P1r2p/4p2N/4K3 w - - 0 1)

Allison, Christopher John

The Problemist, 1954

1n4Rn/8/p6p/4N2k/R3p2p/2P1r2p/4p2N/4K3

#2

6 + 10


  • SOUND
  • Keys
    • 1.Ra5!
      • threat
        • 2.Sd3#
        • 2.Sef3#
        • 2.Sc4#
        • 2.Seg4#
        • 2.Sc6#
        • 2.Sg6#
        • 2.Sd7#
        • 2.Sf7#
      • 1...Rxc3
        • 2.Sc4#
      • 1...Sg6
        • 2.Sxg6#
      • 1...Rf3
        • 2.Sexf3#
      • 1...Rd3
        • 2.Sxd3#
      • 1...Rg3
        • 2.Seg4#
      • 1...Sc6
        • 2.Sxc6#
      • 1...Sd7
        • 2.Sxd7#
      • 1...Sf7
        • 2.Sxf7#


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).