base_classes.xml

<mxfile userAgent="Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.98 Safari/537.36" version="6.8.10" editor="www.draw.io" type="github"><diagram name="Page-1" id="e9aba70e-99dc-a623-8960-19c67fe70d6f">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</diagram></mxfile>