Problem Display
PID: 52771 (b7/1Rpp3p/7P/2B1k1P1/2P1B1K1/4p1p1/2QR4/bq1r4 w - - 0 1)

Jansen, J

Schach-Echo, 1932

b7/1Rpp3p/7P/2B1k1P1/2P1B1K1/4p1p1/2QR4/bq1r4

#3

9 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Qxb7
      • 2.Bxb7
        • threat
          • 3.Qe4#
          • 3.Qf5#
        • 2...Ke6
          • 3.Qf5#
    • 1...Bc3
      • 2.Qxc3+
        • 2...Kxe4
          • 3.Qd4#
          • 3.Qxe3#
        • 2...Ke6
          • 3.Bd5#
          • 3.Qf6#
  • Tries
    • 1.Qc3+?
      • 1...Kxe4
        • 2.Qxe3#
      • 1...Ke6
        • 2.Bd5#
      • 1...Bxc3!
  • Keys
    • 1.Rb8!
      • threat
        • 2.Re8#
      • 1...Ke6
        • 2.Bf5+
          • 2...Ke5
            • 3.Re8#
          • 2...Kf7
            • 3.Rf8#
      • 1...Qxb8
        • 2.Bb7
          • threat
            • 3.Qe4#
            • 3.Qf5#
          • 2...Ke6
            • 3.Qf5#
      • 1...Qb6
        • 2.Bc6
          • threat
            • 3.Re8#
            • 3.Qe4#
            • 3.Qf5#
          • 2...Ke6
            • 3.Qf5#
      • 1...Bd5
        • 2.Bxd5
          • threat
            • 3.Re8#
          • 2...Qxb8
            • 3.Qe4#
            • 3.Qf5#
          • 2...Qb6
            • 3.Qe4#
            • 3.Qf5#

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).