Problem Display
PID: 255173 (8/7b/8/3p4/P3k1P1/7Q/4N2B/K7 w - - 0 1)

Rezinkin, Valery Ivanovich

Zadachi i Etyudi, 2006

8/7b/8/3p4/P3k1P1/7Q/4N2B/K7

#4

6 + 3


SOLUTION


  • SOUND
  • Keys
    • 1.Qg3!
      • threat
        • 2.Sc1
          • threat
            • 3.Qf4#
            • 3.Qd3#
          • 2...Kd4
            • 3.Bg1+
              • 3...Kc4
                • 4.Qb3#
              • 3...Ke4
                • 4.Qe3#
          • 2...d4
            • 3.Qe5+
              • 3...Kf3
                • 4.Qe2#
            • 3.Qg2+
              • 3...Ke3
                • 4.Qe2#
      • 1...d4
        • 2.Sg1
          • threat
            • 3.Qf3#
          • 2...Kd5
            • 3.Qb3+
              • 3...Ke4
                • 4.Qf3#
              • 3...Kc5
                • 4.Qb5#
              • 3...Kc6
                • 4.Qb5#

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).