Problem Display
PID: 17068 (2qn2Q1/3N4/R4p2/3B4/3k1r1r/1PbN1P1P/4K3/8 w - - 0 1)

Kohtz, Johannes

Source?, 0000

2qn2Q1/3N4/R4p2/3B4/3k1r1r/1PbN1P1P/4K3/8

#3

9 + 7


SOLUTION


  • SOUND
  • Sets
    • 1...Qb7
      • 2.Qg1+
        • 2...Kxd5
          • 3.Qc5#
    • 1...Qxd7
      • 2.Qg1+
        • 2...Kxd5
          • 3.Qc5#
    • 1...Qc5
      • 2.Qg1+
        • 2...Kxd5
          • 3.Qxc5#
    • 1...Qa8
      • 2.Qg1+
        • 2...Kxd5
          • 3.Qc5#
    • 1...Qb8
      • 2.Qg1+
        • 2...Kxd5
          • 3.Qc5#
    • 1...Rxh3
      • 2.Qg1+
        • 2...Kxd5
          • 3.Sxf4#
    • 1...Rh5
      • 2.Qg1+
        • 2...Kxd5
          • 3.Sxf4#
    • 1...Rh6
      • 2.Qg1+
        • 2...Kxd5
          • 3.Sxf4#
    • 1...Rh7
      • 2.Qg1+
        • 2...Kxd5
          • 3.Sxf4#
    • 1...Rh8
      • 2.Qg1+
        • 2...Kxd5
          • 3.Sxf4#
    • 1...f5
      • 2.Rd6
        • threat
          • 3.Bc4#
          • 3.Be4#
          • 3.Bc6#
          • 3.Be6#
          • 3.Bb7#
          • 3.Bf7#
          • 3.Ba8#
          • 3.Qg1#
          • 3.Qg7#
        • 2...Re4+
          • 3.Bxe4#
  • Tries
    • 1.Ra4+?
      • 1...Qc4
        • 2.Rxc4#
      • 1...Bb4!
  • Keys
    • 1.Qg1+!
      • 1...Kxd5
        • 2.Qd4+
          • 2...Kxd4
            • 3.Rd6#
          • 2...Rxd4
            • 3.Sxf6#
          • 2...Bxd4
            • 3.Sb4#

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).