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+### License Statement
+The presentation provided by Ralph Marschall and all its parts are licensed under a [**Creative Commons Attribution Non-Commercial No-Derivatives 4.0 International License**](https://creativecommons.org/licenses/by-nc-nd/4.0//)
+
+![CC-By license](https://i.creativecommons.org/l/by-nc-nd/4.0/88x31.png)