MESON Chess Problem Database

Problem Display
PID: 36745 (8/p4p2/k3B3/1pK5/1pp5/7Q/8/r7 w - - 0 1)

Loyd, Sam

New Orleans Times-Democrat, 1896

8/p4p2/k3B3/1pK5/1pp5/7Q/8/r7

#4

3 + 7

5206 Sam Loyd and His Chess Problems 1913

SOLUTION

  • SOUND
  • Keys
    • 1.Qh2!
      • threat
        • 2.Qb8
          • threat
            • 3.Qxb5#
          • 2...Ka5
            • 3.Qxa7#
            • 3.Qxb5#
          • 2...Ra5
            • 3.Bc8#
            • 3.Qc8#
      • 1...Ka5
        • 2.Bxc4
          • threat
            • 3.Qc7+
              • 3...Ka4
                • 4.Qxa7#
              • 3...Ka6
                • 4.Bxb5#
          • 2...Ka4
            • 3.Qb2
              • threat
                • 4.Qxa1#
                • 4.Qxb4#
              • 3...Ka5
                • 4.Qxa1#
              • 3...Rb1
                • 4.Qa2#
          • 2...Ka6
            • 3.Qb8
              • threat
                • 4.Qxb5#
              • 3...Ka5
                • 4.Qxa7#
                • 4.Qxb5#
              • 3...bxc4
                • 4.Qb5#
              • 3...Ra5
                • 4.Qc8#
          • 2...bxc4
            • 3.Qb8
              • threat
                • 4.Qxa7#
                • 4.Qb5#
              • 3...Ka4
                • 4.Qxb4#
              • 3...Ka6
                • 4.Qb5#
              • 3...a6
                • 4.Qxb4#
          • 2...Ra4
            • 3.Qc7+
              • 3...Ka6
                • 4.Bxb5#
            • 3.Bxb5
              • threat
                • 4.Qc7#
            • 3.Qb8
              • threat
                • 4.Qxa7#
                • 4.Qxb5#
              • 3...Ka6
                • 4.Qxb5#
              • 3...a6
                • 4.Qc7#
                • 4.Qb6#
                • 4.Qd8#
          • 2...a6
            • 3.Qd2
              • threat
                • 4.Qxb4#
              • 3...Ka4
                • 4.Qxb4#
              • 3...Rb1
                • 4.Qa2#
              • 3...Ra4
                • 4.Qd8#
      • 1...Kb7
        • 2.Qg2+
          • 2...Ka6
            • 3.Qc6+
              • 3...Ka5
                • 4.Qxb5#
          • 2...Kc7
            • 3.Qc6+
              • 3...Kb8
                • 4.Qc8#
              • 3...Kd8
                • 4.Qd7#
          • 2...Kb8
            • 3.Qg8+
              • 3...Kb7
                • 4.Qc8#
              • 3...Kc7
                • 4.Qc8#

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).