Problem Display
PID: 202128 (1rkN4/r1pNK3/npP5/1Pp2p2/1pP5/1P6/6B1/8 w - - 0 1)

Oosterholt, Cornelis Johannes

De Maasbode, 1923

1rkN4/r1pNK3/npP5/1Pp2p2/1pP5/1P6/6B1/8

#3

8 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Rab7
      • 2.cxb7+
        • 2...Rxb7
          • 3.Bxb7#
    • 1...Rbb7
      • 2.cxb7+
        • 2...Rxb7
          • 3.Bxb7#
  • Keys
    • 1.Bh3!
      • 1...Rab7
        • 2.Bxf5
          • threat
            • 3.Sxc5#
            • 3.Se5#
            • 3.Sxb6#
            • 3.Sf6#
            • 3.Sf8#
          • 2...Ra8
            • 3.cxb7#
      • 1...Raa8
        • 2.Bxf5
          • threat
            • 3.Sxc5#
            • 3.Se5#
            • 3.Sxb6#
            • 3.Sf6#
            • 3.Sf8#
          • 2...Rb7
            • 3.cxb7#
      • 1...Rbb7
        • 2.Bxf5
          • 2...Ra8
            • 3.cxb7#
          • 2...Rb8
            • 3.Sxc5#
            • 3.Se5#
            • 3.Sxb6#
            • 3.Sf6#
            • 3.Sf8#
          • 2...Sb8
            • 3.Sxb6#
      • 1...Rba8
        • 2.Bxf5
          • 2...Rb7
            • 3.cxb7#
          • 2...Rb8
            • 3.Sxc5#
            • 3.Se5#
            • 3.Sxb6#
            • 3.Sf6#
            • 3.Sf8#
          • 2...Sb8
            • 3.Sxb6#

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).