Problem Display
PID: 36605 (1K3BB1/R1R5/1p6/1k5n/2pp4/1p2pp2/3r4/b4b2 w - - 0 1)

Zepler, Erich Ernest

4th HM., Sackmann MT, 1928

1K3BB1/R1R5/1p6/1k5n/2pp4/1p2pp2/3r4/b4b2

#4

5 + 11


3773 FIDE Album (1914-1944) (II) 1972

SOLUTION


  • SOUND
  • Keys
    • 1.Re7!
      • threat
        • 2.Re5+
          • 2...Kc6
            • 3.Rc7#
      • 1...Kb4
        • 2.Rxe3+
          • 2...Kb5
            • 3.Re5+
              • 3...Kc6
                • 4.Rc7#
      • 1...Kc6
        • 2.Rac7+
          • 2...Kb5
            • 3.Re5+
              • 3...Ka4
                • 4.Ra7#
              • 3...Ka6
                • 4.Ra7#
        • 2.Re6+
          • 2...Kb5
            • 3.Re5+
              • 3...Kc6
                • 4.Rc7#
            • 3.Kb7
              • threat
                • 4.Re5#
                • 4.Rxb6#
            • 3.Kc7
              • threat
                • 4.Re5#
                • 4.Rxb6#
        • 2.Re5
          • threat
            • 3.Rc7#
          • 2...b5
            • 3.Bd5+
              • 3...Kb6
                • 4.Re6#
            • 3.Re6+
              • 3...Kd5
                • 4.Rd7#
            • 3.Ra6+
              • 3...Kd7
                • 4.Rd6#
            • 3.Rb7
              • threat
                • 4.Bd5#
                • 4.Rc5#
      • 1...Sf4
        • 2.Re5+
          • 2...Sd5
            • 3.Rxd5+
              • 3...Kc6
                • 4.Rc7#
      • 1...Sf6
        • 2.Re5+
          • 2...Sd5
            • 3.Rxd5+
              • 3...Kc6
                • 4.Rc7#
      • 1...d3
        • 2.Rec7
          • threat
            • 3.Bxc4#
          • 2...Rc2
            • 3.Bd5
              • threat
                • 4.Bc6#
              • 3...c3
                • 4.Bc4#

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).