Problem Display
PID: 20805 (8/Bp6/8/2P5/2k5/8/1R6/R3K3 w Q - 0 1)

McDowell, Michael

Sp. Prize, Phenix, 1988-1989

8/Bp6/8/2P5/2k5/8/1R6/R3K3

#5

5 + 2


4393 Uralski Problemist 2004

SOLUTION


  • SOUND
  • Keys
    • 1.0-0-0!
      • threat
        • 2.Rxb7
          • 2...Kc3
            • 3.c6
              • 3...Kc4
                • 4.c7
                  • 4...Kc3
                    • 5.c8Q#
                    • 5.c8R#
      • 1...Kc3
        • 2.Rxb7
          • 2...Kc4
            • 3.c6
              • 3...Kc3
                • 4.c7
                  • 4...Kc4
                    • 5.c8Q#
                    • 5.c8R#
      • 1...b6
        • 2.Bxb6
          • 2...Kc3
            • 3.c6
              • 3...Kc4
                • 4.c7
                  • 4...Kc3
                    • 5.c8Q#
                    • 5.c8R#
        • 2.cxb6
          • threat
            • 3.b7
              • 3...Kc3
                • 4.b8Q
                  • 4...Kc4
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc4
                    • 5.Rc2#
                    • 5.Rc8#
          • 2...Kc3
            • 3.b7
              • 3...Kc4
                • 4.b8Q
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Rc8#
          • 2...Kc5
            • 3.b7+
              • 3...Kc4
                • 4.b8Q
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Rc8#
              • 3...Kc6
                • 4.b8R
                  • 4...Kc7
                    • 5.Rc2#
        • 2.c6
          • threat
            • 3.c7
              • threat
                • 4.c8Q#
                • 4.c8R#
              • 3...Kc3
                • 4.c8Q#
                • 4.c8R#
              • 3...Kc5
                • 4.c8Q#
                • 4.c8R#
          • 2...b5
            • 3.Rd4+
              • 3...Kc3
                • 4.c7
                  • 4...b4
                    • 5.c8Q#
                    • 5.c8R#
      • 1...b5
        • 2.cxb5 ep
          • threat
            • 3.b7
              • 3...Kc3
                • 4.b8Q
                  • 4...Kc4
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc4
                    • 5.Rc2#
                    • 5.Rc8#
          • 2...Kc3
            • 3.b7
              • 3...Kc4
                • 4.b8Q
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Rc8#
          • 2...Kc5
            • 3.b7+
              • 3...Kc4
                • 4.b8Q
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Qc7#
                    • 5.Qb3#
                    • 5.Qb4#
                    • 5.Qc8#
                • 4.b8R
                  • 4...Kc3
                    • 5.Rc2#
                    • 5.Rc8#
              • 3...Kc6
                • 4.b8R
                  • 4...Kc7
                    • 5.Rc2#

FEATURES


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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).