Problem Display
PID: 27823 (n4b1q/2p2Qn1/K1k1r2R/6N1/pP2P1b1/3B4/R4r2/2B5 w - - 0 1)

Frankenstein, Edward Nathan

BCA Ty., 1873

n4b1q/2p2Qn1/K1k1r2R/6N1/pP2P1b1/3B4/R4r2/2B5

#4

9 + 10


1693 English Chess Problems 1876
3316 Chess Problem Text Book 1887
15239 Valois Notebooks 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Rd2!
      • threat
        • 2.Bb5#
      • 1...Kd6
        • 2.Be2+
          • 2...Ke5+
            • 3.Rxe6+
              • 3...Bxe6
                • 4.Bb2#
              • 3...Sxe6
                • 4.Rd5#
      • 1...Rxd2
        • 2.Qe7
          • threat
            • 3.Bb5#
            • 3.b5#
          • 2...Bxe7
            • 3.Bb5+
              • 3...Kd6
                • 4.Sf7#
      • 1...Bxb4
        • 2.Bb5+
          • 2...Kc5+
            • 3.Sxe6+
              • 3...Bxe6
                • 4.Qxf2#
                • 4.Qe7#
              • 3...Sxe6
                • 4.Rd5#
                • 4.Qe7#
        • 2.Rxe6+
          • 2...Bd6
            • 3.Bb5+
              • 3...Kc5
                • 4.Ba3#
          • 2...Bxe6
            • 3.Bb5+
              • 3...Kc5
                • 4.Qxf2#
                • 4.Qe7#
          • 2...Sxe6
            • 3.Bb5+
              • 3...Kc5
                • 4.Rd5#
                • 4.Qe7#
      • 1...Be2
        • 2.Rc2+
          • 2...Kd6
            • 3.Rxe6+
              • 3...Sxe6
                • 4.Qxe6#
          • 2...Bc5
            • 3.Rxc5+
              • 3...Kd6
                • 4.e5#
            • 3.Rxe6+
              • 3...Sxe6
                • 4.Qxe6#
        • 2.Rxe6+
          • 2...Sxe6
            • 3.Qe8+
              • 3...Kd6
                • 4.Qxe6#

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).