Problem Display
PID: 217105 (6q1/6p1/B1b2p2/R3p3/pp6/kp6/1N6/K7 w - - 0 1)

Schmid, Harald

Neues Osterreich, 1964

6q1/6p1/B1b2p2/R3p3/pp6/kp6/1N6/K7

#5

4 + 9


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Bb7!
      • threat
        • 2.Bxc6
          • threat
            • 3.Rxa4#
          • 2...Qa8
            • 3.Sc4#
      • 1...Bb5
        • 2.Rxb5
          • threat
            • 3.Ra5
              • threat
                • 4.Rxa4#
              • 3...Qa8
                • 4.Sc4#
              • 3...Qe8
                • 4.Sc4#
          • 2...Qe6
            • 3.Ra5
              • threat
                • 4.Rxa4#
              • 3...Qa6
                • 4.Rxa4+
                  • 4...Qxa4
                    • 5.Sc4#
                • 4.Bxa6
                  • threat
                    • 5.Sc4#
                    • 5.Rxa4#
                • 4.Rxa6
                  • threat
                    • 5.Sc4#
                    • 5.Rxa4#
              • 3...Qc6
                • 4.Rxa4+
                  • 4...Qxa4
                    • 5.Sc4#
                • 4.Bxc6
                  • threat
                    • 5.Sc4#
                    • 5.Rxa4#
      • 1...Bd7
        • 2.Bd5
          • threat
            • 3.Sc4#
          • 2...Qxd5
            • 3.Rxd5
              • threat
                • 4.Sc4#
              • 3...Bb5
                • 4.Rxb5
                  • threat
                    • 5.Sc4#
          • 2...Qc8
            • 3.Bc6
              • threat
                • 4.Sc4#
                • 4.Rxa4#
              • 3...Qxc6
                • 4.Rxa4+
                  • 4...Qxa4
                    • 5.Sc4#
              • 3...Qa6
                • 4.Sc4+
                  • 4...Qxc4
                    • 5.Rxa4#
                • 4.Rxa4+
                  • 4...Qxa4
                    • 5.Sc4#
                • 4.Rxa6
                  • threat
                    • 5.Sc4#
                    • 5.Rxa4#
      • 1...Be8
        • 2.Bd5
          • threat
            • 3.Sc4#
          • 2...Qxd5
            • 3.Rxd5
              • threat
                • 4.Sc4#
              • 3...Bb5
                • 4.Rxb5
                  • threat
                    • 5.Sc4#

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).