DF_Drug_Attribute_Connector:
This is a context free grammar parser which is extracted from Medex. It is used to connect
medication to its possible attributes such as dose.
DF_Relation_connector_after_ruta:
While connecting two named entities using Ruta is relatively easy, it can not be used to
provide a name for that relationship.
Advanced users can generate their own file and replace it with the system’s default file or
edit the default file.