MESON Chess Problem Database

Problem Display
PID: 236855 (5K1k/7p/1p6/8/R2R4/p4b2/p7/8 w - - 0 1)

Kozdon, Baldur

Sakkelet, 1990

5K1k/7p/1p6/8/R2R4/p4b2/p7/8

#5

3 + 6

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Ra8!
      • threat
        • 2.Kf7+
          • 2...Bxa8
            • 3.Rd8#
      • 1...Bxa8
        • 2.Kf7
          • threat
            • 3.Rd8#
          • 2...Bd5+
            • 3.Rxd5
              • threat
                • 4.Rd8#
              • 3...h6
                • 4.Kg6
                  • threat
                    • 5.Rd8#
                  • 4...Kg8
                    • 5.Rd8#
          • 2...h5
            • 3.Kg6
              • threat
                • 4.Rd8#
              • 3...Be4+
                • 4.Rxe4
                  • threat
                    • 5.Re8#
                  • 4...Kg8
                    • 5.Re8#
              • 3...Bd5
                • 4.Rxd5
                  • threat
                    • 5.Rd8#
                  • 4...Kg8
                    • 5.Rd8#
              • 3...Bc6
                • 4.Rd8+
                  • 4...Be8+
                    • 5.Rxe8#
          • 2...h6
            • 3.Kg6
              • threat
                • 4.Rd8#
              • 3...Be4+
                • 4.Rxe4
                  • threat
                    • 5.Re8#
                  • 4...Kg8
                    • 5.Re8#
              • 3...Bd5
                • 4.Rxd5
                  • threat
                    • 5.Rd8#
                  • 4...Kg8
                    • 5.Rd8#
              • 3...Bc6
                • 4.Rd8+
                  • 4...Be8+
                    • 5.Rxe8#
      • 1...h5
        • 2.Rd6
          • threat
            • 3.Rh6#
          • 2...Kh7
            • 3.Ra7+
              • 3...Bb7
                • 4.Rxb7+
                  • 4...Kh8
                    • 5.Rh6#
      • 1...h6
        • 2.Rd6
          • threat
            • 3.Rxh6#
          • 2...Kh7
            • 3.Ra7+
              • 3...Bb7
                • 4.Rxb7+
                  • 4...Kh8
                    • 5.Rxh6#
      • 1...Bd5
        • 2.Rxd5
          • threat
            • 3.Kf7#
          • 2...h6
            • 3.Rd6
              • threat
                • 4.Rxh6#
              • 3...Kh7
                • 4.Ra7+
                  • 4...Kh8
                    • 5.Rxh6#
      • 1...Bh5
        • 2.Rg4
          • threat
            • 3.Rg8#
          • 2...h6
            • 3.Rg8+
              • 3...Kh7
                • 4.Ra7+
                  • 4...Bf7
                    • 5.Rxf7#
          • 2...Bg6
            • 3.Rxg6
              • threat
                • 4.Ke7#
                • 4.Kf7#
                • 4.Rg8#
              • 3...hxg6
                • 4.Rxa3
                  • threat
                    • 5.Rh3#
                  • 4...Kh7
                    • 5.Rh3#

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).