MESON Chess Problem Database

Problem Display
PID: 78319 (7k/4K1p1/8/8/8/3b4/1P4QP/8 w - - 0 1)

Ahlheim, Karl-Heinz

Schach-Echo, 1959

7k/4K1p1/8/8/8/3b4/1P4QP/8

#3

4 + 3

SOLUTION

  • SOUND
  • Sets
    • 1...Bc4
      • 2.Kf8
        • threat
          • 3.Qh3#
          • 3.Qxg7#
        • 2...Kh7
          • 3.Qxg7#
    • 1...Bb5
      • 2.Kf8
        • threat
          • 3.Qh3#
          • 3.Qxg7#
        • 2...Kh7
          • 3.Qxg7#
    • 1...Ba6
      • 2.Kf8
        • threat
          • 3.Qh3#
          • 3.Qxg7#
        • 2...Kh7
          • 3.Qxg7#
  • Tries
    • 1.Kf8?
      • threat
        • 2.Qxg7#
      • 1...g5
        • 2.Qh3+
          • 2...Bh7
            • 3.Qc3#
        • 2.Qb7
          • threat
            • 3.Qg7#
      • 1...Bg6!
    • 1.Qh3+?
      • 1...Bh7
        • 2.Kf7
          • 2...g5
            • 3.Qc3#
          • 2...g6
            • 3.Qc3#
        • 2.Kf8
          • 2...g5
            • 3.Qc3#
          • 2...g6
            • 3.Qc3#
      • 1...Kg8!
  • Keys
    • 1.Kf7!
      • threat
        • 2.Qxg7#
      • 1...Bc4+
        • 2.Kf8
          • threat
            • 3.Qh3#
            • 3.Qxg7#
          • 2...Kh7
            • 3.Qxg7#
      • 1...Bg6+
        • 2.Kxg6
          • 2...Kg8
            • 3.Qa8#
      • 1...g5
        • 2.Qh3+
          • 2...Bh7
            • 3.Qc3#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).