URL ONTOLOGY	Sleep Domain Ontology	Source
https://bioportal.bioontology.org/ontologies/URL/#Body	http://purl.org/obo/owl/FMA#FMA_20394	LOOM
https://bioportal.bioontology.org/ontologies/URL/#HEAD	http://purl.org/obo/owl/FMA#FMA_7154	LOOM