Problem Display
PID: 121844 (K7/8/1p6/k7/1N3pQ1/8/1NP5/6bn w - - 0 1)

Anonymous

UV CSTV, 1965

K7/8/1p6/k7/1N3pQ1/8/1NP5/6bn

#3

5 + 5


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...f3
      • 2.Sc6+
        • 2...Kb5
          • 3.Qc4#
        • 2...Ka6
          • 3.Qa4#
  • Tries
    • 1.Qe2?
      • threat
        • 2.Sc6#
      • 1...Kxb4
        • 2.Qc4+
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka5
            • 3.Qa4#
      • 1...b5!
    • 1.Qxf4?
      • threat
        • 2.Sc6+
          • 2...Kb5
            • 3.Qc4#
          • 2...Ka6
            • 3.Qa4#
      • 1...Kb5
        • 2.Qc4+
          • 2...Ka5
            • 3.Sc6#
      • 1...Bc5
        • 2.Sc6+
          • 2...Kb5
            • 3.Qa4#
          • 2...Ka6
            • 3.Qa4#
      • 1...b5
        • 2.Kb7
          • threat
            • 3.Sc6#
      • 1...Bd4!
  • Keys
    • 1.Qc8!
      • threat
        • 2.S2d3
          • threat
            • 3.Qa6#
          • 2...Ka4
            • 3.Qa6#
          • 2...Kb5
            • 3.Qa6#
      • 1...Kxb4
        • 2.Qc4+
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka5
            • 3.Qa4#
      • 1...Kb5
        • 2.S2d3
          • threat
            • 3.Qa6#
          • 2...Ka4
            • 3.Qa6#
          • 2...Ka5
            • 3.Qa6#
        • 2.Qc4+
          • 2...Ka5
            • 3.Sc6#
      • 1...Bc5
        • 2.Sc6+
          • 2...Kb5
            • 3.c4#
      • 1...Sf2
        • 2.c3
          • threat
            • 3.Qa6#
          • 2...Kb5
            • 3.Qf5#
      • 1...b5
        • 2.S2d3
          • threat
            • 3.Qa6#
          • 2...Ka4
            • 3.Qa6#
          • 2...Kb6
            • 3.Qd8#

FEATURES


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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).