Problem Display
PID: 241510 (r7/6Qp/p2p4/4N1N1/p2kP1pK/2p1p3/8/2B3rn w - - 0 1)

Kober, Karel Bohus

Svetozor, 1877

r7/6Qp/p2p4/4N1N1/p2kP1pK/2p1p3/8/2B3rn

#3

6 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Qa7+?
      • 1...Kxe5
        • 2.Qg7+
          • 2...Kf4
            • 3.Qf6#
      • 1...Rxa7!
    • 1.Qf7?
      • threat
        • 2.Qd5#
      • 1...Kxe5
        • 2.Bxe3
          • threat
            • 3.Qe6#
            • 3.Qf4#
            • 3.Qf5#
            • 3.Qe7#
            • 3.Qg7#
        • 2.Qe6+
          • 2...Kd4
            • 3.Qd5#
          • 2...Kf4
            • 3.Qf5#
            • 3.Qxd6#
            • 3.Qf6#
        • 2.Qf5+
          • 2...Kd4
            • 3.Qd5#
        • 2.Qg7+
          • 2...Kf4
            • 3.Qf6#
      • 1...c2
        • 2.Qd5+
          • 2...Kc3
            • 3.Qc4#
      • 1...Kc5!
  • Keys
    • 1.Qb7!
      • threat
        • 2.Qd5#
      • 1...Kxe5
        • 2.Qg7+
          • 2...Kf4
            • 3.Qf6#
      • 1...c2
        • 2.Bb2+
          • 2...Kc5
            • 3.Se6#
        • 2.Qd5+
          • 2...Kc3
            • 3.Qc4#
        • 2.Qb2+
          • 2...Kc5
            • 3.Se6#
            • 3.Bxe3#

FEATURES


NOT CLASSIFIED


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).