Problem Display
PID: 13644 (8/K3p3/5P1p/4p2p/3N1k1N/1p1p4/3p1B2/2nbn1Q1 w - - 0 1)

Moravec, Josef

Vynalezy a pokroky, 1908

8/K3p3/5P1p/4p2p/3N1k1N/1p1p4/3p1B2/2nbn1Q1

#3

6 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Bc2
      • 2.Qg6
        • threat
          • 3.Se6#
          • 3.Qf5#
        • 2...e6
          • 3.Sxe6#
    • 1...e4
      • 2.Sg6#
      • 2.Qg3#
  • Tries
    • 1.Qh2+?
      • 1...Kg5
        • 2.Qxe5+
          • 2...Kg4
            • 3.Qg3#
            • 3.Qf5#
      • 1...Ke4!
    • 1.Qg6?
      • threat
        • 2.Se6#
        • 2.Qf5#
      • 1...exd4
        • 2.Qf5#
      • 1...e4
        • 2.Qf5#
        • 2.Qg3#
      • 1...e6
        • 2.Sxe6#
      • 1...Bg4!
  • Keys
    • 1.Qg8!
      • threat
        • 2.Se6+
          • 2...Ke4
            • 3.Qa8#
      • 1...Ke4
        • 2.Qc4
          • threat
            • 3.Sc2#
            • 3.Se2#
            • 3.Sxb3#
            • 3.Sdf3#
            • 3.Sb5#
            • 3.Sdf5#
            • 3.Sc6#
            • 3.Se6#
          • 2...Kf4
            • 3.Se6#
          • 2...exd4
            • 3.Qxd4#
          • 2...Se2
            • 3.Sxe2#
          • 2...Sc2
            • 3.Sxc2#
          • 2...Sf3
            • 3.Sdxf3#
      • 1...exd4
        • 2.Bg3+
          • 2...Ke3
            • 3.Qe6#
          • 2...Ke4
            • 3.Qe6#
      • 1...Bg4
        • 2.Sg6+
          • 2...Ke4
            • 3.Qa8#
          • 2...Kg5
            • 3.Bh4#
      • 1...e6
        • 2.Sxe6+
          • 2...Ke4
            • 3.Qa8#

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).