Problem Display
PID: 186540 (8/8/8/8/b3R3/3R4/p7/k1K5 w - - 0 1)

Hulsen, Bernhard

Deutsches Wochenschach, 1912

8/8/8/8/b3R3/3R4/p7/k1K5

#4

3 + 3


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Re1!
      • threat
        • 2.Rd2
          • threat
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bd1
            • 3.Kxd1
              • 3...Kb1
                • 4.Ke2#
          • 2...Bb3
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
      • 1...Bd1
        • 2.Rd2
          • threat
            • 3.Kxd1
              • 3...Kb1
                • 4.Ke2#
          • 2...Be2
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rexd1#
                • 4.Rdxd1#
          • 2...Bb3
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bf3
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rexd1#
                • 4.Rdxd1#
          • 2...Ba4
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bg4
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rexd1#
                • 4.Rdxd1#
          • 2...Bh5
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rexd1#
                • 4.Rdxd1#
        • 2.Rc3
          • 2...Be2
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rxd1#
          • 2...Bb3
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bf3
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rxd1#
          • 2...Ba4
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bg4
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rxd1#
          • 2...Bh5
            • 3.Kc2+
              • 3...Bd1+
                • 4.Rxd1#
      • 1...Bb3
        • 2.Rd2
          • threat
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#
          • 2...Bd1
            • 3.Kxd1
              • 3...Kb1
                • 4.Ke2#
          • 2...Ba4
            • 3.Rc2
              • threat
                • 4.Kd2#
              • 3...Bxc2
                • 4.Kxc2#

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).