Problem Display
PID: 174301 (8/2Qp4/r1NP2p1/2P1p1B1/8/2P2k1B/2P4P/4nK2 w - - 0 1)

Buchner, Richard

Volkstimme, 1928

8/2Qp4/r1NP2p1/2P1p1B1/8/2P2k1B/2P4P/4nK2

#3

10 + 6


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ra1
      • 2.Sd4+
        • 2...Ke4
          • 3.Qb7#
        • 2...exd4
          • 3.Qb7#
    • 1...Ra2
      • 2.Sd4+
        • 2...Ke4
          • 3.Qb7#
        • 2...exd4
          • 3.Qb7#
    • 1...Ra3
      • 2.Sd4+
        • 2...Ke4
          • 3.Qb7#
        • 2...exd4
          • 3.Qb7#
    • 1...Ra5
      • 2.Sd4+
        • 2...Ke4
          • 3.Qb7#
        • 2...exd4
          • 3.Qb7#
    • 1...Rxc6
      • 2.Qxd7
        • threat
          • 3.Qg4#
        • 2...Ke4
          • 3.Qxc6#
    • 1...Ra8
      • 2.Sd4+
        • 2...Ke4
          • 3.Qb7#
        • 2...exd4
          • 3.Qb7#
    • 1...e4
      • 2.Sd4#
      • 2.Se5#
  • Tries
    • 1.Qxd7?
      • threat
        • 2.Qg4#
      • 1...Ke4
        • 2.Sb4
          • threat
            • 3.Qg4#
          • 2...Kf3
            • 3.Qg4#
          • 2...Sg2
            • 3.Bxg2#
          • 2...Sd3
            • 3.Bg2#
      • 1...Ra4!
  • Keys
    • 1.Qb7!
      • threat
        • 2.Sd4#
        • 2.Sxe5#
      • 1...Ke4
        • 2.Qb4+
          • 2...Kf3
            • 3.Sxe5#
            • 3.Bg4#
            • 3.Qg4#
          • 2...Kd5
            • 3.Se7#
      • 1...Rxc6
        • 2.Qxd7
          • threat
            • 3.Qg4#
          • 2...Ke4
            • 3.Qxc6#
      • 1...dxc6
        • 2.Qxa6
          • threat
            • 3.Qe2#
          • 2...Ke4
            • 3.Qxc6#
          • 2...Sd3
            • 3.Qxd3#

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).