Problem Display
PID: 132880 (8/Q2R4/KB2k3/8/8/8/8/2N5 w - - 0 1)

Auhagen, Ulrich Otto Ferdinand

stern, 1986

8/Q2R4/KB2k3/8/8/8/8/2N5

#3

5 + 1


  • SOUND
  • Tries
    • 1.Rf7?
      • 1...Kd5
        • 2.Qe7
          • 2...Kc4
            • 3.Qc5#
          • 2...Kc6
            • 3.Qc5#
            • 3.Qe6#
            • 3.Qd7#
      • 1...Ke5
        • 2.Qd7
          • 2...Ke4
            • 3.Qf5#
            • 3.Qe6#
            • 3.Qd4#
      • 1...Kd6!
  • Keys
    • 1.Rd5!
      • 1...Kxd5
        • 2.Qe7
          • 2...Kc4
            • 3.Qc5#
          • 2...Kc6
            • 3.Qe6#
      • 1...Kf6
        • 2.Bd4+
          • 2...Ke6
            • 3.Qd7#
          • 2...Kg6
            • 3.Qg7#


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).