Problem Display
PID: 51493 (8/2pKQ2p/2B5/3p4/1Rqk4/2R4r/3P4/8 w - - 0 1)

Derbyshire, AE

The Guardian, 1962

8/2pKQ2p/2B5/3p4/1Rqk4/2R4r/3P4/8

#2

6 + 6


SOLUTION


  • COOKED
  • Sets
    • 1...Rh1
      • 2.Qe3#
    • 1...Rh2
      • 2.Qe3#
    • 1...Re3
      • 2.Qxe3#
    • 1...Rh4
      • 2.Qe3#
    • 1...Rh5
      • 2.Qe3#
    • 1...Rh6
      • 2.Qe3#
  • Tries
    • 1.Qe5+?
      • 1...Kc5
        • 2.Rcxc4#
        • 2.Rb5#
      • 1...Kxe5!
    • 1.Qe6?
      • threat
        • 2.Qxd5#
      • 1...Rh5
        • 2.Qe3#
      • 1...Kc5!
    • 1.Qg7+?
      • 1...Kc5
        • 2.Rb5#
      • 1...Ke4!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qxd5#
      • 1...Ke4
        • 2.Rbxc4#
      • 1...Kc5
        • 2.Rcxc4#
      • 1...Rh5
        • 2.Qe3#
    • 1.Qf6+!
      • 1...Ke4
        • 2.Rbxc4#
      • 1...Kc5
        • 2.Rb5#

FEATURES


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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).