Problem Display
PID: 177003 (8/2p1N3/2PkpQ1p/8/1P4p1/2p2pP1/2Pp2PK/1R6 w - - 0 1)

Muller, H?

Schach-Echo, 1972

8/2p1N3/2PkpQ1p/8/1P4p1/2p2pP1/2Pp2PK/1R6

#3

9 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...d1Q
      • 2.Rxd1#
    • 1...d1S
      • 2.Rxd1#
    • 1...d1B
      • 2.Rxd1#
    • 1...d1R
      • 2.Rxd1#
    • 1...h5
      • 2.Qg5
        • threat
          • 3.Qc5#
        • 2...e5
          • 3.Qf6#
  • Tries
    • 1.Qg5?
      • threat
        • 2.Qc5#
      • 1...e5
        • 2.Qf6#
      • 1...hxg5!
    • 1.Qf4+?
      • 1...e5
        • 2.Qf6#
      • 1...Kxe7!
    • 1.gxf3?
      • 1...h5
        • 2.Qg5
          • threat
            • 3.Qc5#
          • 2...e5
            • 3.Qf6#
      • 1...gxf3!
  • Keys
    • 1.Rf1!
      • 1...fxg2
        • 2.Qd4+
          • 2...Kxe7
            • 3.Qd7#
        • 2.Qf4+
          • 2...Kxe7
            • 3.Qf8#
          • 2...e5
            • 3.Qf6#
      • 1...f2
        • 2.Qxf2
          • threat
            • 3.Qc5#
          • 2...Ke5
            • 3.Qf4#
          • 2...Kxe7
            • 3.Qf8#
          • 2...e5
            • 3.Qf6#
      • 1...h5
        • 2.Qg5
          • threat
            • 3.Qc5#
          • 2...e5
            • 3.Qf6#

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).