GNU Compiler Collection OWL Ontology
https://gist.github.com/h4ck3rm1k3/e1b4cfa58c4dcdcfc18cecab013cc6c9/revisions
There are some hard coded paths that have to be removed.
The forkr lib is used to load a large file via the entry point
python rdflib2.py
you will see statements like global_test_data=None and if global_test_data is not None :
This is where the global graph data is loaded in from the testing framework.