Problem Display
PID: 130146 (Q7/1K1pp3/3pk2N/1p6/5pq1/4bp2/1B3N2/4R3 w - - 0 1)

Richter, Frantisek

Prace, 1951

Q7/1K1pp3/3pk2N/1p6/5pq1/4bp2/1B3N2/4R3

#3

6 + 9


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Kd5
      • 2.Qa2+
        • 2...Kc5
          • 3.Sd3#
    • 1...Qh3
      • 2.Qg8#
    • 1...Qf5
      • 2.Qg8+
        • 2...Qf7
          • 3.Qxf7#
    • 1...Qh5
      • 2.Qg8+
        • 2...Qf7
          • 3.Qxf7#
    • 1...Qh4
      • 2.Qg8#
    • 1...Qg8
      • 2.Qxg8#
  • Tries
    • 1.Sfxg4?
      • threat
        • 2.Qg8#
      • 1...d5
        • 2.Kc7
          • threat
            • 3.Qg8#
        • 2.Be5
          • threat
            • 3.Qg8#
          • 2...d6
            • 3.Qc8#
        • 2.Qb8
          • threat
            • 3.Qe5#
          • 2...d6
            • 3.Qc8#
      • 1...Kd5!
    • 1.Rxe3+?
      • 1...Kd5
        • 2.Kb6+
          • 2...Kc4
            • 3.Qe4#
        • 2.Qa2+
          • 2...Kc5
            • 3.Sd3#
      • 1...fxe3!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qg8+
          • 2...Qxg8
            • 3.Sxf4#
      • 1...Kd5
        • 2.Qa2+
          • 2...Ke4
            • 3.Sf2#
      • 1...Qg5
        • 2.Qg8+
          • 2...Qxg8
            • 3.Sxf4#
      • 1...Qf5
        • 2.Qg8+
          • 2...Qf7
            • 3.Sxf4#
            • 3.Qxf7#
      • 1...Qg3
        • 2.Qg8+
          • 2...Qxg8
            • 3.Sxf4#
      • 1...d5
        • 2.Qa6+
          • 2...d6
            • 3.Sc5#
        • 2.Qb8
          • threat
            • 3.Sc5#
            • 3.Qe5#
          • 2...d6
            • 3.Qc8#

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).