Problem Display
PID: 186147 (6nb/Kb3Q2/3pr1pp/5p2/3pP3/3P1k1B/2R1NPRp/1NB4n w - - 0 1)

Agapov, Igor Alexeyevich

Lyubashevsky, Leonid Abramovic

Makaronets, Leonid

4th HM., Feoktistov-70 JT, 2018

6nb/Kb3Q2/3pr1pp/5p2/3pP3/3P1k1B/2R1NPRp/1NB4n

#3

11 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Re5
      • 2.Sxd4#
    • 1...Rf6
      • 2.Sxd4#
    • 1...Sxf2
      • 2.Rg3#
    • 1...Sf6
      • 2.Sxd4#
    • 1...f4
      • 2.Qxf4#
    • 1...g5
      • 2.Qxf5#
  • Tries
    • 1.Rg4?
      • threat
        • 2.Rf4#
      • 1...Kxf2
        • 2.Rf4+
          • 2...Ke1
            • 3.Rf1#
      • 1...Be5
        • 2.Rf4+
          • 2...Bxf4
            • 3.Sxd4#
      • 1...Rxe4!
    • 1.Qxg6?
      • threat
        • 2.Qxf5#
        • 2.Qh5#
      • 1...Rxe4
        • 2.Qxf5+
          • 2...Rf4
            • 3.Qxf4#
      • 1...Rxg6!
    • 1.e5?
      • threat
        • 2.Sxd4#
      • 1...Bxe5
        • 2.Qxb7+
          • 2...d5
            • 3.Qxd5#
      • 1...dxe5!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Bg4+
          • 2...fxg4
            • 3.Sd2#
      • 1...Rf6
        • 2.Sxg6
          • threat
            • 3.Sh4#
          • 2...Rxg6
            • 3.Qxf5#
      • 1...Bf6
        • 2.Qxg6
          • threat
            • 3.Qh5#
          • 2...Sxf2
            • 3.Rcxf2#
            • 3.Rgxf2#
            • 3.Rg3#
            • 3.Qg3#
          • 2...Sg3
            • 3.Rxg3#
            • 3.Qxg3#
          • 2...h5
            • 3.Qxh5#
      • 1...Sf6
        • 2.Rxg6
          • threat
            • 3.Bg2#
      • 1...h5
        • 2.Rg5
          • threat
            • 3.Bg2#

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).