Problem Display
PID: 138901 (5b2/p1N5/2n4Q/P1k1p2r/1p2R2r/1P1p4/1K4B1/8 w - - 0 1)

Boorer, PA

The Problemist, 1936

5b2/p1N5/2n4Q/P1k1p2r/1p2R2r/1P1p4/1K4B1/8

#2

7 + 9


  • SOUND
  • Sets
    • 1...Rh1
      • 2.Rc4#
    • 1...Rh2
      • 2.Rc4#
    • 1...Rh3
      • 2.Rc4#
    • 1...Bd6
      • 2.Qc1#
  • Keys
    • 1.Rd4!
      • threat
        • 2.Rd5#
      • 1...Kxd4
        • 2.Se6#
      • 1...Rxd4
        • 2.Qxc6#
      • 1...Sxd4
        • 2.Qxf8#
      • 1...exd4
        • 2.Qxc6#
      • 1...Se7
        • 2.Qd6#
      • 1...e4
        • 2.Rc4#


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).