Problem Display
PID: 130002 (2Q2N2/5p2/5p1K/3k1NP1/1B5p/1p5r/2p3P1/8 w - - 0 1)

Feigl, Maximilian

Bohemia, 1900

2Q2N2/5p2/5p1K/3k1NP1/1B5p/1p5r/2p3P1/8

#3

7 + 7


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qb7+?
      • 1...Kc4
        • 2.Sd6+
          • 2...Kd3
            • 3.Qe4#
          • 2...Kd4
            • 3.Qe4#
      • 1...Ke5!
    • 1.Qc4+?
      • 1...Ke5
        • 2.Sd6
          • threat
            • 3.Sd7#
            • 3.Qe4#
        • 2.Bd6+
          • 2...Kxf5
            • 3.Qf4#
      • 1...Kxc4!
  • Keys
    • 1.Sd7!
      • threat
        • 2.Sxf6+
          • 2...Ke5
            • 3.Bd6#
      • 1...Ke4
        • 2.Sxf6+
          • 2...Kd3
            • 3.Qa6#
          • 2...Kf4
            • 3.Bd6#
          • 2...Ke5
            • 3.Bd6#
      • 1...Ke6
        • 2.Sxf6+
          • 2...Ke5
            • 3.Bd6#
      • 1...fxg5
        • 2.Qb7+
          • 2...Kc4
            • 3.Se5#
          • 2...Ke6
            • 3.Sd4#
            • 3.Sg7#
      • 1...Rd3
        • 2.Bd6
          • threat
            • 3.Sxf6#
          • 2...Ke4
            • 3.Sxf6#
          • 2...Ke6
            • 3.Sb6#
            • 3.Sxf6#
          • 2...fxg5
            • 3.Sf6#

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).