MESON Chess Problem Database

Problem Display
PID: 229741 (1n3NKQ/kb1p2B1/p1pP3P/P1P5/2P5/2P5/1R6/8 w - - 0 1)

Buchwald, Julius

The Problemist Fairy Chess Supplement, 1931

1n3NKQ/kb1p2B1/p1pP3P/P1P5/2P5/2P5/1R6/8

#4

11 + 6

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qh7!
      • threat
        • 2.Qc2
          • threat
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka8
                • 4.Qxb7#
              • 3...Ba8
                • 4.Qb6#
                • 4.Qxb8#
              • 3...Bc8
                • 4.Qxb8#
          • 2...Ka8
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka7
                • 4.Qxb7#
              • 3...Bc8
                • 4.Qxb8#
          • 2...Ba8
            • 3.Qb3
              • 3...Bb7
                • 4.Qxb7#
          • 2...Bc8
            • 3.Qb3
              • threat
                • 4.Qxb8#
              • 3...Ka8
                • 4.Qxb8#
              • 3...Bb7
                • 4.Qxb7#
      • 1...Ka8
        • 2.Qc2
          • threat
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka7
                • 4.Qxb7#
              • 3...Bc8
                • 4.Qxb8#
          • 2...Ka7
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka8
                • 4.Qxb7#
              • 3...Ba8
                • 4.Qb6#
                • 4.Qxb8#
              • 3...Bc8
                • 4.Qxb8#
          • 2...Bc8
            • 3.Qb3
              • threat
                • 4.Qxb8#
              • 3...Ka7
                • 4.Qxb8#
              • 3...Bb7
                • 4.Qxb7#
      • 1...Ba8
        • 2.Qc2
          • 2...Bb7
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka8
                • 4.Qxb7#
              • 3...Ba8
                • 4.Qb6#
                • 4.Qxb8#
              • 3...Bc8
                • 4.Qxb8#
      • 1...Bc8
        • 2.Qc2
          • threat
            • 3.Qb3
              • threat
                • 4.Qxb8#
              • 3...Ka8
                • 4.Qxb8#
              • 3...Bb7
                • 4.Qxb7#
          • 2...Ka8
            • 3.Qb3
              • threat
                • 4.Qxb8#
              • 3...Ka7
                • 4.Qxb8#
              • 3...Bb7
                • 4.Qxb7#
          • 2...Bb7
            • 3.Qb3
              • threat
                • 4.Qxb7#
              • 3...Ka8
                • 4.Qxb7#
              • 3...Ba8
                • 4.Qb6#
                • 4.Qxb8#
              • 3...Bc8
                • 4.Qxb8#

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).