Problem Display
PID: 112763 (8/7Q/8/3p4/3N4/4k1P1/4N2p/7K w - - 0 1)

Carpenter, George Edward

Checkmate, 1901

8/7Q/8/3p4/3N4/4k1P1/4N2p/7K

#3

5 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Tries
    • 1.Sf4?
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Qc2#
          • 2...Ke1
            • 3.Qe2#
      • 1...Kf2
        • 2.Sg2
          • 2...Kf1
            • 3.Qf5#
            • 3.Qf7#
          • 2...Kxg3
            • 3.Qh4#
        • 2.Qd3
          • 2...Ke1
            • 3.Qe2#
      • 1...Kxd4!
    • 1.Qd3+?
      • 1...Kf2
        • 2.Sc1
          • 2...Ke1
            • 3.Qe2#
        • 2.Sc3
          • 2...Ke1
            • 3.Qe2#
        • 2.Sf4
          • 2...Ke1
            • 3.Qe2#
      • 1...Kxd3!
  • Keys
    • 1.Sc1!
      • 1...Kd2
        • 2.Qd3+
          • 2...Kxc1
            • 3.Qc2#
          • 2...Ke1
            • 3.Qe2#
      • 1...Kf2
        • 2.Qd3
          • 2...Ke1
            • 3.Qe2#
      • 1...Kxd4
        • 2.Qc7
          • 2...Ke3
            • 3.Qf4#
          • 2...Ke4
            • 3.Qf4#

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).