Problem Display
PID: 95164 (8/2K4P/8/8/1N6/kN6/5p2/5Q2 w - - 0 1)

Antipov, Viacheslav Pavlovich

Novgorodskaya pravda, 1985

8/2K4P/8/8/1N6/kN6/5p2/5Q2

#3

5 + 2


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sc5?
      • threat
        • 2.Qb1
          • threat
            • 3.Sc2#
            • 3.Qb3#
      • 1...Kb2
        • 2.h8Q+
          • 2...Ka3
            • 3.Qc3#
      • 1...Kxb4!
    • 1.Sd3?
      • 1...Ka2
        • 2.Sd2
          • 2...Ka3
            • 3.Qa1#
        • 2.Sd4
          • 2...Ka3
            • 3.Qa1#
        • 2.Sa5
          • 2...Ka3
            • 3.Qa1#
        • 2.Sbc5
          • 2...Ka3
            • 3.Qa1#
      • 1...Ka4
        • 2.Sd4
          • threat
            • 3.Qa1#
          • 2...Ka3
            • 3.Qa1#
          • 2...Ka5
            • 3.Qa1#
      • 1...Kxb3!
    • 1.h8Q?
      • threat
        • 2.Qc3
          • 2...Ka4
            • 3.Qa6#
      • 1...Ka4
        • 2.Qc4
          • threat
            • 3.Sc2#
            • 3.Qa1#
            • 3.Qa8#
          • 2...Ka3
            • 3.Qa1#
        • 2.Qc3
          • 2...Ka3
            • 3.Sc5#
            • 3.Qa6#
            • 3.Qfa1#
      • 1...Kxb4
        • 2.Qb2
          • 2...Ka4
            • 3.Qc4#
      • 1...Kxb3!
  • Keys
    • 1.Sd2!
      • 1...Kb2
        • 2.Qa1+
          • 2...Kxa1
            • 3.h8Q#
            • 3.h8B#
      • 1...Ka4
        • 2.Sc6
          • 2...Ka3
            • 3.Qa1#
      • 1...Kxb4
        • 2.Qc4+
          • 2...Ka3
            • 3.Qb3#
          • 2...Ka5
            • 3.Sb3#

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).