MESON Chess Problem Database

Problem Display
PID: 20452 (8/4p3/3R1P2/2P3R1/1p3P2/PNpBPp2/p1P1pP2/rkB1K3 w - - 0 1)

O'Shea, Patrick

The Problemist, 1991

8/4p3/3R1P2/2P3R1/1p3P2/PNpBPp2/p1P1pP2/rkB1K3

#4

13 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.Bh7!
      • threat
        • 2.fxe7
          • 2...bxa3
            • 3.Rdg6
              • 3...Kxc2
                • 4.Rb6#
      • 1...bxa3
        • 2.Rb6
          • threat
            • 3.Bxa3
              • threat
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sd4#
                • 4.Sa5#
          • 2...e6
            • 3.Bxa3
              • 3...e5
                • 4.Sc1#
                • 4.Sd2#
                • 4.Sd4#
                • 4.Sa5#
      • 1...exd6
        • 2.cxd6
          • 2...bxa3
            • 3.Rf5
              • 3...Kxc2
                • 4.Rb5#
      • 1...exf6
        • 2.Rxf6
          • 2...bxa3
            • 3.Rfg6
              • 3...Kxc2
                • 4.Rb6#
      • 1...e5
        • 2.Rxe5
          • 2...bxa3
            • 3.Re4
              • 3...Kxc2
                • 4.Rb4#
      • 1...e6
        • 2.Rxe6
          • 2...bxa3
            • 3.Re4
              • 3...Kxc2
                • 4.Rb4#

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).