Problem Display
PID: 66015 (8/Q4p2/3p1p2/3k3P/3N2pb/P2N4/1K2p3/8 w - - 0 1)

Keidanski, Theodore Hermann

Tijdschrift vd NSB, 1896

8/Q4p2/3p1p2/3k3P/3N2pb/P2N4/1K2p3/8

#3

6 + 7


SOLUTION


  • SOUND
  • Tries
    • 1.Qb7+?
      • 1...Kc4
        • 2.Sc2
          • threat
            • 3.Qb3#
          • 2...Kxd3
            • 3.Qd5#
        • 2.Sf5
          • threat
            • 3.Qb3#
          • 2...Kxd3
            • 3.Qd5#
      • 1...Kxd4!
  • Keys
    • 1.Sf5!
      • threat
        • 2.Qb7+
          • 2...Kc4
            • 3.Qb3#
          • 2...Ke6
            • 3.Sd4#
            • 3.Sg7#
      • 1...Kc4
        • 2.Qb7
          • threat
            • 3.Qb3#
          • 2...Kxd3
            • 3.Qd5#
      • 1...Ke4
        • 2.Qd4+
          • 2...Kf3
            • 3.Qd5#
          • 2...Kxf5
            • 3.Qd5#
      • 1...Kc6
        • 2.Sb4+
          • 2...Kb5
            • 3.Sxd6#
      • 1...Ke6
        • 2.Qb7
          • threat
            • 3.Sd4#
            • 3.Sg7#
          • 2...Kxf5
            • 3.Qd5#
          • 2...d5
            • 3.Qc8#
      • 1...Bf2
        • 2.Qb7+
          • 2...Kc4
            • 3.Qb3#
          • 2...Ke6
            • 3.Sg7#

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).