Data Catalog Vocabulary (DCAT)	Natural Products Ontology	Source
http://www.w3.org/2000/01/rdf-schema#Class	http://www.w3.org/2002/07/owl#Class	LOOM
http://www.w3.org/ns/dcat#Role	http://purl.org/biotop/biotop.owl#Role	LOOM
http://www.w3.org/ns/prov#Role	http://purl.org/biotop/biotop.owl#Role	LOOM