Problem Display
PID: 57950 (8/6Q1/P1N5/P1Bk4/p7/8/2p2K2/3bR3 w - - 0 1)

Gring, AD

The Chess Review, 1936

8/6Q1/P1N5/P1Bk4/p7/8/2p2K2/3bR3

#3

7 + 4


SOLUTION


  • SOUND
  • Tries
    • 1.Sb4+?
      • 1...Kxc5
        • 2.Re4
          • threat
            • 3.Qe5#
          • 2...Kb5
            • 3.Qe5#
            • 3.Qg5#
          • 2...Kd6
            • 3.Qe7#
        • 2.Qc3+
          • 2...Kb5
            • 3.Re5#
          • 2...Kd6
            • 3.Qc6#
      • 1...Kc4!
    • 1.Re5+?
      • 1...Kxc6
        • 2.Qb7#
      • 1...Kc4!
  • Keys
    • 1.Re4!
      • threat
        • 2.Se7+
          • 2...Kxe4
            • 3.Qd4#
          • 2...Kxc5
            • 3.Qe5#
      • 1...Kxe4
        • 2.Qe5+
          • 2...Kd3
            • 3.Qd4#
      • 1...Kxc5
        • 2.Sb4
          • threat
            • 3.Qe5#
          • 2...Kb5
            • 3.Qe5#
            • 3.Qg5#
          • 2...Kd6
            • 3.Qe7#
        • 2.Sb8
          • threat
            • 3.Qe5#
          • 2...Kb5
            • 3.Qe5#
            • 3.Qg5#
          • 2...Kd5
            • 3.Qd4#
            • 3.Qe5#
          • 2...Kd6
            • 3.Qe5#
      • 1...Kxc6
        • 2.Bb4
          • threat
            • 3.Qb7#
          • 2...Kb5
            • 3.Qb7#
          • 2...Kd5
            • 3.Qb7#

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).