Problem Display
PID: 228465 (3B2br/6R1/p1k1p3/1p5p/8/8/8/K3Q3 w - - 0 1)

Carpenter, George Edward

Dubuque Chess Journal, 1871

3B2br/6R1/p1k1p3/1p5p/8/8/8/K3Q3

#3

4 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Tries
    • 1.Qc3+?
      • 1...Kd6
        • 2.Qd4+
          • 2...Kc6
            • 3.Rc7#
      • 1...Kd5!
    • 1.Qe4+?
      • 1...Kd6
        • 2.Rc7
          • threat
            • 3.Qd4#
          • 2...e5
            • 3.Qc6#
        • 2.Qd4+
          • 2...Kc6
            • 3.Rc7#
      • 1...Kc5!
  • Keys
    • 1.Rc7+!
      • 1...Kd5
        • 2.Bf6
          • threat
            • 3.Qe5#
          • 2...Kd6
            • 3.Qe5#
          • 2...e5
            • 3.Qxe5#
      • 1...Kb6
        • 2.Qf2+
          • 2...Ka5
            • 3.Rc4#
        • 2.Qa5+
          • 2...Kxa5
            • 3.Rc4#
        • 2.Qg1+
          • 2...Ka5
            • 3.Rc4#
        • 2.Qe3+
          • 2...Ka5
            • 3.Rc4#
      • 1...Kd6
        • 2.Qe4
          • threat
            • 3.Qd4#
          • 2...e5
            • 3.Qc6#

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).