Problem Display
PID: 174591 (3K3b/Bp6/2b2pp1/4p3/2Qpk2p/1B1pp1RN/4nRn1/r2N4 w - - 0 1)

Belchikov, Nikolai Ivanovich

Volchek, Viktor Fedorovich

1st Comm., Problemist Ukraini, 2011

3K3b/Bp6/2b2pp1/4p3/2Qpk2p/1B1pp1RN/4nRn1/r2N4

#3

8 + 14


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Ba4
      • 2.Qd5#
    • 1...Bb5
      • 2.Qd5#
    • 1...Bd5
      • 2.Qxd5#
    • 1...Bd7
      • 2.Qd5#
    • 1...Be8
      • 2.Qd5#
    • 1...Sc1
      • 2.Sc3#
    • 1...Sg1
      • 2.Sc3#
    • 1...Sc3
      • 2.Sxc3#
    • 1...Sxg3
      • 2.Sc3#
    • 1...Sef4
      • 2.Sc3+
        • 2...Kf5
          • 3.Qe6#
    • 1...Se1
      • 2.Rxe3#
    • 1...Sgf4
      • 2.Rxe3+
        • 2...Kf5
          • 3.Qe6#
    • 1...d2
      • 2.Bc2#
    • 1...exf2
      • 2.Qxd3#
    • 1...f5
      • 2.Sg5#
    • 1...b5
      • 2.Qxc6#
    • 1...b6
      • 2.Qxc6#
  • Tries
    • 1.Rxf6?
      • threat
        • 2.Sg5#
      • 1...g5
        • 2.Sxg5#
      • 1...Bxf6+!
    • 1.Rg4+?
      • 1...Sef4
        • 2.Sc3+
          • 2...Kf5
            • 3.Qe6#
      • 1...Sgf4!
    • 1.Qxd4+?
      • 1...Sxd4
        • 2.Sc3#
      • 1...exd4!
  • Keys
    • 1.Qe6!
      • threat
        • 2.Sg5+
          • 2...fxg5
            • 3.Qxg6#
      • 1...Sxg3
        • 2.Sc3+
          • 2...dxc3
            • 3.Qc4#
      • 1...d2
        • 2.Sg5+
          • 2...Kd3
            • 3.Qc4#
          • 2...fxg5
            • 3.Qxg6#
      • 1...Sef4
        • 2.Rxe3+
          • 2...Sxe3
            • 3.Rxf4#
          • 2...dxe3
            • 3.Sc3#
      • 1...Sgf4
        • 2.Sc3+
          • 2...Sxc3
            • 3.Rxf4#
          • 2...dxc3
            • 3.Rxe3#

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).