Problem Display
PID: 228427 (8/3p4/1P3PK1/3p1PN1/5k2/2N2p1P/5B2/8 w - - 0 1)

Konig, Antonin

Svetozor, 1871

8/3p4/1P3PK1/3p1PN1/5k2/2N2p1P/5B2/8

#3

8 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...d6
      • 2.Se6+
        • 2...Ke5
          • 3.Bg3#
          • 3.Bd4#
  • Tries
    • 1.Se2+?
      • 1...Ke5
        • 2.Bg3#
      • 1...fxe2!
    • 1.Se6+?
      • 1...Ke5
        • 2.Bg3#
      • 1...dxe6!
    • 1.b7?
      • threat
        • 2.b8Q+
          • 2...d6
            • 3.Qxd6#
        • 2.b8B+
          • 2...d6
            • 3.Bxd6#
      • 1...d6
        • 2.Se6+
          • 2...Ke5
            • 3.Bg3#
            • 3.Bd4#
      • 1...Ke5!
    • 1.f7?
      • threat
        • 2.Kf6
          • threat
            • 3.Sxd5#
          • 2...d4
            • 3.Sd5#
      • 1...d4
        • 2.f8Q
          • threat
            • 3.Qd6#
          • 2...Ke5
            • 3.Bg3#
          • 2...d6
            • 3.Qxd6#
        • 2.f8B
          • threat
            • 3.Bd6#
          • 2...Ke5
            • 3.Bg3#
          • 2...d6
            • 3.Bxd6#
      • 1...d6
        • 2.Kf6
          • 2...d4
            • 3.Sd5#
            • 3.Se6#
        • 2.Se6+
          • 2...Ke5
            • 3.Bg3#
            • 3.Bd4#
      • 1...Ke5!
  • Keys
    • 1.Sa2!
      • 1...Ke5
        • 2.Sb4
          • 2...Kf4
            • 3.Sd3#
          • 2...Kd6
            • 3.Sf7#
          • 2...d4
            • 3.Bg3#
          • 2...d6
            • 3.Sd3#
      • 1...d4
        • 2.Sb4
          • threat
            • 3.Sd3#
          • 2...Ke5
            • 3.Bg3#
          • 2...d3
            • 3.Sxd3#
      • 1...d6
        • 2.Sc1
          • threat
            • 3.Sd3#
          • 2...Ke5
            • 3.Sd3#
        • 2.Sb4
          • threat
            • 3.Sd3#
          • 2...Ke5
            • 3.Sd3#

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).