Problem Display
PID: 200756 (4n2Q/8/8/8/7B/3K4/p7/1k6 w - - 0 1)

Lazard, Frederic

Source?, 1901

4n2Q/8/8/8/7B/3K4/p7/1k6

#3

3 + 3


14986 White-Hume Collection 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Kc1
      • 2.Qa1#
  • Tries
    • 1.Qc3?
      • threat
        • 2.Qc2+
          • 2...Ka1
            • 3.Qc1#
      • 1...Sd6
        • 2.Bf6
          • threat
            • 3.Qa1#
            • 3.Qe1#
            • 3.Qb2#
            • 3.Qc2#
        • 2.Qc2+
          • 2...Ka1
            • 3.Bf6#
            • 3.Qc1#
        • 2.Qb3+
          • 2...Ka1
            • 3.Bf6#
          • 2...Kc1
            • 3.Bg5#
            • 3.Qc2#
      • 1...Sf6
        • 2.Bxf6
          • threat
            • 3.Qa1#
            • 3.Qe1#
            • 3.Qb2#
            • 3.Qc2#
        • 2.Qc2+
          • 2...Ka1
            • 3.Bxf6#
            • 3.Qc1#
        • 2.Qb3+
          • 2...Ka1
            • 3.Bxf6#
          • 2...Kc1
            • 3.Bg5#
            • 3.Qc2#
      • 1...Sc7
        • 2.Bf6
          • threat
            • 3.Qa1#
            • 3.Qe1#
            • 3.Qb2#
            • 3.Qc2#
        • 2.Qc2+
          • 2...Ka1
            • 3.Bf6#
            • 3.Qc1#
        • 2.Qb3+
          • 2...Ka1
            • 3.Bf6#
          • 2...Kc1
            • 3.Bg5#
            • 3.Qc2#
      • 1...Sg7
        • 2.Bf6
          • threat
            • 3.Qa1#
            • 3.Qe1#
            • 3.Qb2#
            • 3.Qc2#
        • 2.Qc2+
          • 2...Ka1
            • 3.Bf6#
            • 3.Qc1#
        • 2.Qb3+
          • 2...Ka1
            • 3.Bf6#
          • 2...Kc1
            • 3.Bg5#
            • 3.Qc2#
      • 1...a1S!
  • Keys
    • 1.Qa1+!
      • 1...Kxa1
        • 2.Kc2
          • 2...Sd6
            • 3.Bf6#
          • 2...Sf6
            • 3.Bxf6#
          • 2...Sc7
            • 3.Bf6#
          • 2...Sg7
            • 3.Bf6#

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).