Problem Display
PID: 56509 (1BK5/4p3/1R2pp2/p1kNPp2/p2n4/P2PP3/1PP5/4b3 w - - 0 1)

Casa, Alex

StrateGems, 2005

1BK5/4p3/1R2pp2/p1kNPp2/p2n4/P2PP3/1PP5/4b3

#3

10 + 9


SOLUTION


  • SOUND
  • Tries
    • 1.Bd6+?
      • 1...Kxd5
        • 2.c4#
      • 1...exd6!
  • Keys
    • 1.Ba7!
      • threat
        • 2.Rd6+
          • 2...Kb5
            • 3.Sc7#
            • 3.c4#
      • 1...Kxd5
        • 2.c4+
          • 2...Kc5
            • 3.Ra6#
            • 3.Rd6#
            • 3.Rxe6#
          • 2...Kxe5
            • 3.Bb8#
      • 1...Sxc2
        • 2.Rd6+
          • 2...Kb5
            • 3.Sc7#
      • 1...exd5
        • 2.exd4+
          • 2...Kxd4
            • 3.Re6#
      • 1...fxe5
        • 2.Ra6+
          • 2...Kb5
            • 3.Sc7#
          • 2...Kxd5
            • 3.c4#
      • 1...Bf2
        • 2.Rd6+
          • 2...Kb5
            • 3.Sc3#
            • 3.Sc7#
            • 3.c4#
      • 1...Bc3
        • 2.Rd6+
          • 2...Kb5
            • 3.Sxc3#
            • 3.Sc7#
      • 1...Bg3
        • 2.Rd6+
          • 2...Kb5
            • 3.Sc3#
            • 3.Sc7#
            • 3.c4#
      • 1...Bh4
        • 2.Rd6+
          • 2...Kb5
            • 3.Sc3#
            • 3.Sc7#
            • 3.c4#
      • 1...Sb5
        • 2.Rc6+
          • 2...Kxd5
            • 3.Rc5#
          • 2...Kxc6
            • 3.Sxe7#
      • 1...Sc6
        • 2.Rb5+
          • 2...Kxb5
            • 3.Sc7#

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).