Problem Display
PID: 171714 (8/1N4p1/1k3P2/8/2P1Q3/8/K7/8 w - - 0 1)

Antipov, Viacheslav Pavlovich

Shakh-M (Borovich), 1997

8/1N4p1/1k3P2/8/2P1Q3/8/K7/8

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Qc6+?
      • 1...Ka7
        • 2.Sa5
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
        • 2.Sc5
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
        • 2.Sd6
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
        • 2.Sd8
          • threat
            • 3.Qb7#
          • 2...Kb8
            • 3.Qb7#
      • 1...Kxc6!
  • Keys
    • 1.Sa5!
      • threat
        • 2.Qc6+
          • 2...Kxa5
            • 3.Qb5#
          • 2...Ka7
            • 3.Qb7#
      • 1...Kxa5
        • 2.Qb7
          • threat
            • 3.Qb5#
          • 2...Ka4
            • 3.Qb5#
      • 1...Kc5
        • 2.Qe3+
          • 2...Kb4
            • 3.Qa3#
          • 2...Kd6
            • 3.Qe7#
      • 1...Ka6
        • 2.Qc6+
          • 2...Kxa5
            • 3.Qb5#
          • 2...Ka7
            • 3.Qb7#
        • 2.Qb7+
          • 2...Kxa5
            • 3.Qb5#
      • 1...Kc7
        • 2.Qc6+
          • 2...Kb8
            • 3.Qb7#
          • 2...Kd8
            • 3.Sb7#

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).