Problem Display
PID: 32997 (4b3/3p4/5p1r/5p2/4pp2/1p5P/kB1P2PR/3NQ2K w - - 0 1)

Hannelius, Jan Ingvar

1st Prize, L'Italia Scacchistica, 1980

4b3/3p4/5p1r/5p2/4pp2/1p5P/kB1P2PR/3NQ2K

#3

8 + 9


117 Suomen Shakki 1982
3752 FIDE Album (1980-1982) 1988

SOLUTION


  • SOUND
  • Tries
    • 1.d3?
      • threat
        • 2.Qd2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
        • 2.Qf2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
        • 2.Qe2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
        • 2.g3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...Kb1
        • 2.Qd2
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
        • 2.Qf2
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
        • 2.Qe2
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
        • 2.g3
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
      • 1...Rxh3
        • 2.gxh3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...exd3
        • 2.Qd2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...Bh5
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...e3
        • 2.Qe2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...f3
        • 2.gxf3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...d5!
  • Keys
    • 1.d4!
      • threat
        • 2.g3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...Kb1
        • 2.g3
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3#
      • 1...Rxh3
        • 2.gxh3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...exd4 ep
        • 2.Qd2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...Bh5
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...Rg6
        • 2.g4
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...e3
        • 2.Qe2
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 3.Sc3#
      • 1...f3
        • 2.gxf3
          • threat
            • 3.Sc3#
          • 2...Kb1
            • 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).