Problem Display
PID: 28783 (1N5Q/4p3/8/3kB3/P3p3/4p3/4K3/8 w - - 0 1)

Challenger, Alfred Clement

Social Chess Quarterly (The), 1935

1N5Q/4p3/8/3kB3/P3p3/4p3/4K3/8

#3

5 + 4


SOLUTION


  • COOKED
  • Keys
    • 1.Sa6!
      • 1...Kc4
        • 2.Qg8+
          • 2...e6
            • 3.Qxe6#
      • 1...Kc6
        • 2.Qa8+
          • 2...Kb6
            • 3.Bc7#
          • 2...Kd7
            • 3.Sc5#
      • 1...Ke6
        • 2.Sc7+
          • 2...Kf5
            • 3.Qh5#
          • 2...Kd7
            • 3.Qe8#
          • 2...Kf7
            • 3.Qg7#
            • 3.Qe8#
      • 1...e6
        • 2.Qb8
          • threat
            • 3.Qb5#
          • 2...Kc4
            • 3.Qb5#
          • 2...Kc6
            • 3.Qb5#
    • 1.Ba1!
      • threat
        • 2.Qe5+
          • 2...Kc4
            • 3.Qb5#
        • 2.Qc8
          • threat
            • 3.Qc6#
          • 2...Kd6
            • 3.Qc6#
      • 1...Kc4
        • 2.Qc3+
          • 2...Kd5
            • 3.Qc6#
      • 1...Ke6
        • 2.Qh5
          • 2...Kd6
            • 3.Qe5#
      • 1...e5
        • 2.Qxe5+
          • 2...Kc4
            • 3.Qb5#
    • 1.Bb2!
      • threat
        • 2.Qe5+
          • 2...Kc4
            • 3.Qb5#
        • 2.Qc8
          • threat
            • 3.Qc6#
          • 2...Kd6
            • 3.Qc6#
      • 1...Kc4
        • 2.Qc3+
          • 2...Kd5
            • 3.Qc6#
      • 1...Ke6
        • 2.Qh5
          • 2...Kd6
            • 3.Qe5#
      • 1...e5
        • 2.Qxe5+
          • 2...Kc4
            • 3.Qb5#

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).