Problem Display
PID: 4487 (8/4Q3/8/1N5P/8/5k1K/8/8 w - - 0 1)

Belchikov, Nikolai Invanovich

Serezhkin, Yuri Nikitovich

Sp. Prize, Source?, 1983

8/4Q3/8/1N5P/8/5k1K/8/8

#3

4 + 1


3296 Shakhmatny zadachi miniaturi 1987
  • SOUND
  • Tries
    • 1.Sc3?
      • 1...Kf2
        • 2.Qe2+
          • 2...Kg1
            • 3.Qe1#
            • 3.Qg2#
      • 1...Kf4!
    • 1.Sd4+?
      • 1...Kf2
        • 2.Kh2
          • 2...Kf1
            • 3.Qe2#
        • 2.Sc2
          • 2...Kf1
            • 3.Qe1#
          • 2...Kg1
            • 3.Qe1#
          • 2...Kf3
            • 3.Qe3#
        • 2.Qe2+
          • 2...Kg1
            • 3.Qe1#
            • 3.Qg2#
      • 1...Kf4!
    • 1.Sd6?
      • threat
        • 2.Qe1
          • 2...Kf4
            • 3.Qg3#
      • 1...Kf4
        • 2.Sc4
          • 2...Kf3
            • 3.Qe3#
          • 2...Kf5
            • 3.Qe5#
      • 1...Kf2!
  • Keys
    • 1.Sa3!
      • 1...Kf2
        • 2.Sc2
          • 2...Kf1
            • 3.Qe1#
          • 2...Kg1
            • 3.Qe1#
          • 2...Kf3
            • 3.Qe3#
      • 1...Kf4
        • 2.Sc4
          • 2...Kf3
            • 3.Qe3#
          • 2...Kf5
            • 3.Qe5#


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).