Problem Display
PID: 79915 (8/8/8/2p5/1nQ5/k7/1R6/nK6 w - - 0 1)

Akerblom, Johan Axel

Schackvarlden, 1932

8/8/8/2p5/1nQ5/k7/1R6/nK6

#2

3 + 4


15148 Sadier Collection 2014

SOLUTION


  • COOKED
  • Sets
    • 1...Ka4
      • 2.Ra2#
    • 1...Sac2
      • 2.Qb3#
    • 1...Sb3
      • 2.Qxb3#
    • 1...Sa2
      • 2.Rxa2#
      • 2.Qxa2#
      • 2.Qa6#
    • 1...Sbc2
      • 2.Ra2#
      • 2.Qa2#
      • 2.Qa6#
    • 1...Sd3
      • 2.Ra2#
      • 2.Qa2#
      • 2.Qa6#
    • 1...Sd5
      • 2.Ra2#
      • 2.Qa2#
      • 2.Qa6#
    • 1...Sa6
      • 2.Ra2#
      • 2.Qa2#
      • 2.Qxa6#
    • 1...Sc6
      • 2.Ra2#
      • 2.Qa2#
  • Tries
    • 1.Kxa1?
      • threat
        • 2.Qb3#
      • 1...Ka4
        • 2.Ra2#
      • 1...Sc2+!
    • 1.Kc1?
      • 1...Sb3+
        • 2.Qxb3#
      • 1...Sa2+
        • 2.Rxa2#
        • 2.Qxa2#
      • 1...Ka4
        • 2.Ra2#
      • 1...Sac2
        • 2.Qb3#
      • 1...Sbc2
        • 2.Ra2#
        • 2.Qa2#
        • 2.Qa6#
      • 1...Sd5
        • 2.Ra2#
        • 2.Qa2#
        • 2.Qa6#
      • 1...Sa6
        • 2.Ra2#
        • 2.Qa2#
        • 2.Qxa6#
      • 1...Sc6
        • 2.Ra2#
        • 2.Qa2#
      • 1...Sd3+!
    • 1.Qb5?
      • threat
        • 2.Qa5#
      • 1...Sc6
        • 2.Ra2#
      • 1...Sb3!
    • 1.Qc3+?
      • 1...Sb3
        • 2.Qxb3#
      • 1...Ka4!
  • Keys
    • 1.Rxb4!
      • threat
        • 2.Ra4#
      • 1...cxb4
        • 2.Qa2#
    • 1.Qxc5!
      • threat
        • 2.Qxb4#
        • 2.Qa5#
      • 1...Ka4
        • 2.Qxb4#
      • 1...Sc2
        • 2.Qa5#
      • 1...Sb3
        • 2.Ra2#

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).