Problem Display
PID: 266329 (8/np6/rbN1Q2K/pk4pp/N1pp3q/P4B2/3P1B1r/R7 w - - 0 1)

Hjelle, David

Probleemblad, 1950

8/np6/rbN1Q2K/pk4pp/N1pp3q/P4B2/3P1B1r/R7

#2

9 + 12


SOLUTION


  • COOKED
  • Sets
    • 1...Kxa4
      • 2.Qxc4#
    • 1...c3
      • 2.Qb3#
    • 1...d3
      • 2.Sc3#
  • Tries
    • 1.Be2?
      • threat
        • 2.Qxc4#
      • 1...Kxa4
        • 2.Qxc4#
      • 1...d3
        • 2.Sc3#
      • 1...Bc5!
    • 1.Rc1?
      • threat
        • 2.Qxc4#
      • 1...c3
        • 2.Qb3#
      • 1...d3
        • 2.Sc3#
      • 1...Kxa4!
    • 1.Qd5+?
      • 1...Kxa4
        • 2.Bd1#
        • 2.Qxc4#
      • 1...Bc5!
    • 1.Qf5+?
      • 1...Kxa4
        • 2.Bd1#
      • 1...Bc5!
    • 1.Qe5+?
      • 1...Kxa4
        • 2.Bd1#
      • 1...Bc5!
  • Keys
    • 1.Sc3+!
      • 1...Kc5
        • 2.Qd5#
        • 2.Qe5#
        • 2.Qe7#
      • 1...dxc3
        • 2.a4#
    • 1.d3!
      • threat
        • 2.Qxc4#
      • 1...Kxa4
        • 2.Qxc4#
      • 1...cxd3
        • 2.Qb3#
      • 1...c3
        • 2.Qb3#
        • 2.Qc4#

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).