Problem Display
PID: 48108 (8/4k3/P6p/8/5P2/3RN1nK/Q6n/8 w - - 0 1)

Graves, Jesse Albert

Source?, 0000

8/4k3/P6p/8/5P2/3RN1nK/Q6n/8

#3

6 + 4


1679 American Chess Nuts 1868

SOLUTION


  • SOUND
  • Sets
    • 1...Kf6
      • 2.Rd7
        • threat
          • 3.Qf7#
        • 2...Kg6
          • 3.Qf7#
    • 1...Kf8
      • 2.Rd7
        • threat
          • 3.Qf7#
        • 2...Ke8
          • 3.Qf7#
  • Tries
    • 1.Rd7+?
      • 1...Kf6
        • 2.Qf7#
      • 1...Ke8
        • 2.Qf7#
      • 1...Kf8
        • 2.Qf7#
      • 1...Kxd7!
    • 1.Qe6+?
      • 1...Kf8
        • 2.Rd7
          • threat
            • 3.Qf7#
      • 1...Kxe6!
  • Keys
    • 1.Rb3!
      • threat
        • 2.Rb7+
          • 2...Kd6
            • 3.Qd5#
          • 2...Kf6
            • 3.Qf7#
          • 2...Kd8
            • 3.Qg8#
          • 2...Ke8
            • 3.Qg8#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kd6
        • 2.Rb7
          • threat
            • 3.Qd5#
          • 2...Kc5
            • 3.Qd5#
          • 2...Kc6
            • 3.Qd5#
      • 1...Ke6
        • 2.Rb7+
          • 2...Kd6
            • 3.Qd5#
          • 2...Kf6
            • 3.Qf7#
      • 1...Kf6
        • 2.Rb7
          • threat
            • 3.Qf7#
          • 2...Kg6
            • 3.Qf7#
      • 1...Kd7
        • 2.Rb7+
          • 2...Kc6
            • 3.Qd5#
          • 2...Kd6
            • 3.Qd5#
          • 2...Kc8
            • 3.Qg8#
          • 2...Kd8
            • 3.Qg8#
          • 2...Ke8
            • 3.Qg8#
      • 1...Kf7
        • 2.Rb7+
          • 2...Kf6
            • 3.Qf7#
          • 2...Kg6
            • 3.Qf7#
          • 2...Ke8
            • 3.Qg8#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kd8
        • 2.Rb7
          • threat
            • 3.Qg8#
          • 2...Kc8
            • 3.Qg8#
          • 2...Ke8
            • 3.Qg8#
      • 1...Ke8
        • 2.Rb7
          • threat
            • 3.Qg8#
          • 2...Kd8
            • 3.Qg8#
          • 2...Kf8
            • 3.Qf7#
      • 1...Kf8
        • 2.Rb7
          • threat
            • 3.Qf7#
          • 2...Ke8
            • 3.Qg8#

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).