Problem Display
PID: 171516 (7K/8/8/8/1Q6/8/2pppN2/2k5 w - - 0 1)

Antipov, Viacheslav Pavlovich

Za Ogneypori, 1987

7K/8/8/8/1Q6/8/2pppN2/2k5

#3

3 + 4


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...d1S
      • 2.Sd3#
    • 1...d1B
      • 2.Sd3#
    • 1...e1B
      • 2.Sd3+
        • 2...Kd1
          • 3.Qg4#
  • Keys
    • 1.Se4!
      • threat
        • 2.Sc3
          • threat
            • 3.Qa3#
          • 2...d1Q
            • 3.Sa2#
          • 2...d1S
            • 3.Sa2#
            • 3.Sxe2#
          • 2...d1B
            • 3.Sa2#
          • 2...d1R
            • 3.Sa2#
            • 3.Sxe2#
      • 1...d1Q
        • 2.Qa3+
          • 2...Kb1
            • 3.Sc3#
      • 1...d1S
        • 2.Qa3+
          • 2...Kb1
            • 3.Sd2#
          • 2...Sb2
            • 3.Qa1#
      • 1...d1B
        • 2.Qa3+
          • 2...Kb1
            • 3.Sd2#
            • 3.Sc3#
      • 1...d1R
        • 2.Qa3+
          • 2...Kb1
            • 3.Sc3#
      • 1...e1Q
        • 2.Qa3+
          • 2...Kb1
            • 3.Sc3#
          • 2...Kd1
            • 3.Sc3#
      • 1...e1S
        • 2.Qa3+
          • 2...Kb1
            • 3.Sxd2#
            • 3.Sc3#
          • 2...Kd1
            • 3.Sc3#
      • 1...e1B
        • 2.Sc3
          • threat
            • 3.Qa3#
          • 2...d1Q
            • 3.Sa2#
          • 2...d1S
            • 3.Sa2#
            • 3.Se2#
          • 2...d1B
            • 3.Sa2#
          • 2...d1R
            • 3.Sa2#
            • 3.Se2#
        • 2.Qa3+
          • 2...Kb1
            • 3.Sc3#
          • 2...Kd1
            • 3.Sc3#
      • 1...e1R
        • 2.Qa3+
          • 2...Kb1
            • 3.Sxd2#
            • 3.Sc3#
          • 2...Kd1
            • 3.Sc3#

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).