Problem Display
PID: 43444 (7b/7p/NP4pr/Q2Pp2P/2pPk3/3RP1RB/3PP2K/1n5b w - - 0 1)

Shavirin, Valery Mikhailovich

3rd Prize, Die Schwalbe, 2002

7b/7p/NP4pr/Q2Pp2P/2pPk3/3RP1RB/3PP2K/1n5b

#3

13 + 9


23 Die Schwalbe 2011
56 The Problemist 2012

SOLUTION


  • SOUND
  • Sets
    • 1...gxh5
      • 2.Rg5
        • threat
          • 3.Bf5#
        • 2...exd4
          • 3.Sc5#
        • 2...Rf6
          • 3.Rxe5#
    • 1...g5
      • 2.Rg4+
        • 2...Kf5
          • 3.Rf4#
  • Keys
    • 1.Qb5!
      • threat
        • 2.Sc5+
          • 2...Kxd5
            • 3.Qd7#
      • 1...exd4
        • 2.Qe8+
          • 2...Kxd5
            • 3.Qe6#
          • 2...Be5
            • 3.Rxd4#
      • 1...gxh5
        • 2.Rg5
          • threat
            • 3.Bf5#
          • 2...exd4
            • 3.Sc5#
          • 2...Rf6
            • 3.Rxe5#
      • 1...c3
        • 2.d6
          • threat
            • 3.Qc6#
          • 2...exd4
            • 3.Rg4#
      • 1...g5
        • 2.Rg4+
          • 2...Kf5
            • 3.Rf4#

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).