Problem Display
PID: 164159 (8/p7/8/Kp1p4/1Pk5/1N3Q2/8/8 w - - 0 1)

Shmatov, Vladimir Afanasievich

StrateGems, 2014

8/p7/8/Kp1p4/1Pk5/1N3Q2/8/8

#3

4 + 4


SOLUTION


  • SOUND
  • Sets
    • 1...d4
      • 2.Sd2#
  • Tries
    • 1.Sa1?
      • 1...a6
        • 2.Sc2
          • 2...d4
            • 3.Sa3#
        • 2.Sb3
          • 2...d4
            • 3.Sd2#
        • 2.Qe3
          • 2...d4
            • 3.Qb3#
      • 1...Kd4!
    • 1.Sc1?
      • threat
        • 2.Qd3#
      • 1...d4
        • 2.Qc6#
        • 2.Qb3#
      • 1...Kd4!
    • 1.Sd4?
      • threat
        • 2.Sxb5
          • threat
            • 3.Qc3#
          • 2...d4
            • 3.Sa3#
            • 3.Sd6#
      • 1...a6
        • 2.Sc2
          • 2...d4
            • 3.Sa3#
        • 2.Sb3
          • 2...d4
            • 3.Sd2#
        • 2.Sf5
          • 2...d4
            • 3.Sd6#
        • 2.Sc6
          • 2...d4
            • 3.Se5#
      • 1...Kxd4!
    • 1.Sc5?
      • threat
        • 2.Qd3#
      • 1...d4
        • 2.Qb3#
      • 1...Kd4!
    • 1.Qg3?
      • 1...a6
        • 2.Qf3
          • 2...d4
            • 3.Sd2#
      • 1...d4!
  • Keys
    • 1.Qh3!
      • 1...d4
        • 2.Sc5
          • threat
            • 3.Qb3#
          • 2...Kd5
            • 3.Qe6#
          • 2...d3
            • 3.Qxd3#
      • 1...a6
        • 2.Qf3
          • 2...d4
            • 3.Sd2#

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).