Problem Display
PID: 258983 (1B2N3/pK4P1/4p3/3krpp1/N1pr1Rn1/2pp1p2/5PP1/8 w - - 0 1)

Massmann, Wilhelm Karl Heinrich

Die Schwalbe, 1967

1B2N3/pK4P1/4p3/3krpp1/N1pr1Rn1/2pp1p2/5PP1/8

#3

8 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Rde4
      • 2.Bxa7
        • threat
          • 3.Sxc3#
        • 2...c2
          • 3.Sc3#
    • 1...Ree4
      • 2.Bd6
        • threat
          • 3.Sxc3#
        • 2...e5
          • 3.g8Q#
          • 3.g8B#
        • 2...c2
          • 3.Sc3#
      • 2.Rxg4
        • threat
          • 3.Sf6#
        • 2...e5
          • 3.g8Q#
          • 3.g8B#
    • 1...Sxf2
      • 2.Sf6#
    • 1...Sh2
      • 2.Sf6#
    • 1...Se3
      • 2.Sf6#
    • 1...Sf6
      • 2.Sxf6#
    • 1...Sh6
      • 2.Sf6#
  • Tries
    • 1.g8S?
      • threat
        • 2.Se7#
      • 1...gxf4
        • 2.Sef6+
          • 2...Sxf6
            • 3.Sxf6#
        • 2.Sgf6+
          • 2...Sxf6
            • 3.Sxf6#
        • 2.Se7+
          • 2...Ke4
            • 3.Sxc3#
      • 1...Rde4
        • 2.Bxa7
          • threat
            • 3.Sxc3#
            • 3.Se7#
      • 1...Rxf4!
  • Keys
    • 1.Re4!
      • threat
        • 2.Sf6+
          • 2...Sxf6
            • 3.Rxe5#
        • 2.Rxe5+
          • 2...Sxe5
            • 3.Sf6#
      • 1...Kxe4
        • 2.Sxc3+
          • 2...Kf4
            • 3.g3#
      • 1...Rdxe4
        • 2.Bxa7
          • threat
            • 3.Sxc3#
          • 2...c2
            • 3.Sc3#
      • 1...Rexe4
        • 2.Bd6
          • threat
            • 3.Sxc3#
          • 2...e5
            • 3.g8Q#
            • 3.g8B#
          • 2...c2
            • 3.Sc3#
      • 1...fxe4
        • 2.Bd6
          • threat
            • 3.Sxc3#
          • 2...c2
            • 3.Sc3#

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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).