Problem Display
PID: 275015 (3N3B/1Rn2p2/8/1pk5/1p2P1bK/pP2p2p/4Pr2/3BQ3 w - - 0 1)

Dowd, Steven B

Echemendia, Luis

Problem Paradise, 2023

3N3B/1Rn2p2/8/1pk5/1p2P1bK/pP2p2p/4Pr2/3BQ3

#5

9 + 10


SOLUTION


  • SOUND
  • Keys
    • 1.Rb6!
      • threat
        • 2.Rc6#
      • 1...Rf6
        • 2.Bxf6
          • threat
            • 3.Rc6#
          • 2...Kxb6
            • 3.Bd4+
              • 3...Ka5
                • 4.Qxb4+
                  • 4...Kxb4
                    • 5.Sc6#
                  • 4...Ka6
                    • 5.Qxa3#
              • 3...Ka6
                • 4.Qxb4
                  • threat
                    • 5.Qxa3#
                  • 4...a2
                    • 5.Qa3#
      • 1...f6
        • 2.Rc6+
          • 2...Kd4
            • 3.Qxb4+
              • 3...Ke5
                • 4.Qd6+
                  • 4...Kxe4
                    • 5.Bc2#
      • 1...Bd7
        • 2.Bd4+
          • 2...Kxd4
            • 3.Qxb4+
              • 3...Ke5
                • 4.Qd6+
                  • 4...Kxe4
                    • 5.Bc2#

FEATURES


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).