Problem Display
PID: 212151 (8/8/8/8/8/Q1pp1Np1/2kp2K1/8 w - - 0 1)

Cheney, George Nelson

American Chess Nuts, 1868

8/8/8/8/8/Q1pp1Np1/2kp2K1/8

#4

3 + 5


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qa2+!
      • 1...Kd1
        • 2.Qa1+
          • 2...Ke2
            • 3.Qxc3
              • threat
                • 4.Qxd2#
              • 3...Kd1
                • 4.Qxd2#
              • 3...Ke3
                • 4.Qe5#
              • 3...d1Q
                • 4.Qe5#
              • 3...d1S
                • 4.Qe1#
                • 4.Qd2#
              • 3...d1B
                • 4.Qe1#
                • 4.Qd2#
                • 4.Qe5#
              • 3...d1R
                • 4.Qe5#

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).