Problem Display
PID: 64678 (8/4p2N/1p2p1pp/7r/1P2k1p1/2Q2pP1/2P4P/5K2 w - - 0 1)

Holden, Herb

StrateGems, 2005

8/4p2N/1p2p1pp/7r/1P2k1p1/2Q2pP1/2P4P/5K2

#3

7 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Rd5
      • 2.Qc4+
        • 2...Ke3
          • 3.Qf4#
        • 2...Ke5
          • 3.Qf4#
        • 2...Kf5
          • 3.Qf4#
        • 2...Rd4
          • 3.Qxe6#
    • 1...Re5
      • 2.Qd3#
    • 1...e5
      • 2.Qd3#
  • Tries
    • 1.Sf6+?
      • 1...Kf5
        • 2.Sd7
          • threat
            • 3.Qe5#
          • 2...Ke4
            • 3.Qd3#
          • 2...Kg5
            • 3.Qe5#
          • 2...e5
            • 3.Qxe5#
          • 2...g5
            • 3.Qd3#
      • 1...exf6!
    • 1.Qd4+?
      • 1...Kf5
        • 2.Qf4#
      • 1...Kxd4!
    • 1.Qc4+?
      • 1...Ke3
        • 2.Qd3#
        • 2.Qf4#
      • 1...Kf5
        • 2.Qf4#
      • 1...Ke5!
  • Keys
    • 1.Sf8!
      • threat
        • 2.Qd3+
          • 2...Ke5
            • 3.Sd7#
      • 1...Kd5
        • 2.Qd3+
          • 2...Ke5
            • 3.Sd7#
          • 2...Kc6
            • 3.Qd7#
      • 1...Kf5
        • 2.Sd7
          • threat
            • 3.Qe5#
          • 2...Ke4
            • 3.Qd3#
          • 2...Kg5
            • 3.Qe5#
          • 2...e5
            • 3.Qxe5#
          • 2...g5
            • 3.Qd3#
      • 1...Rd5
        • 2.Qc4+
          • 2...Ke3
            • 3.Qf4#
          • 2...Ke5
            • 3.Qf4#
          • 2...Kf5
            • 3.Qf4#
          • 2...Rd4
            • 3.Qxe6#

FEATURES


NOT CLASSIFIED


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).