Problem Display
PID: 129493 (4K2n/8/pQB5/p2Np3/1P2k1p1/7b/P3P3/5n2 w - - 0 1)

Traxler, Karel Peter

Ceske listy sachove, 1897

4K2n/8/pQB5/p2Np3/1P2k1p1/7b/P3P3/5n2

#3

7 + 8


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Qxa6?
      • threat
        • 2.Qd3#
      • 1...Kd4
        • 2.Qd3#
      • 1...Kf5!
  • Keys
    • 1.Bd7!
      • threat
        • 2.Qxa6
          • threat
            • 3.Qd3#
            • 3.Qc4#
          • 2...Kd4
            • 3.Qd3#
          • 2...Kxd5
            • 3.Qd3#
      • 1...Kxd5
        • 2.Bc6+
          • 2...Kc4
            • 3.Qc5#
          • 2...Kd6
            • 3.Bh1#
            • 3.Bg2#
            • 3.Bf3#
            • 3.Be4#
            • 3.Bb7#
            • 3.Ba8#
          • 2...Ke6
            • 3.Be4#
      • 1...axb4
        • 2.Qxb4+
          • 2...Kxd5
            • 3.e4#
      • 1...Sd2
        • 2.Qe3+
          • 2...Kxd5
            • 3.Qd3#
        • 2.Qxa6
          • threat
            • 3.Qd3#
          • 2...Kd4
            • 3.Qd3#
          • 2...Kxd5
            • 3.Qd3#
          • 2...Sc4
            • 3.Qxc4#
      • 1...Se3
        • 2.Qxe3+
          • 2...Kxd5
            • 3.Qd3#
      • 1...Sg3
        • 2.Sc3+
          • 2...Kf4
            • 3.Qh6#
        • 2.Qe3+
          • 2...Kxd5
            • 3.Qd3#
      • 1...Sf7
        • 2.Qg6+
          • 2...Kd4
            • 3.Qd3#
          • 2...Kxd5
            • 3.Qd3#
      • 1...g3
        • 2.Sc3+
          • 2...Kf4
            • 3.Qh6#

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).