PGxO	The Ecosystem Ontology	Source
http://purl.obolibrary.org/obo/BFO_0000001	http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#Entity	LOOM
http://ecoinformatics.org/oboe/oboe.1.2/oboe-core.owl#Entity	http://www.ontologydesignpatterns.org/ont/dul/DUL.owl#Entity	LOOM
http://ecoinformatics.org/oboe/oboe.1.2/oboe-core.owl#Entity	http://www.w3.org/ns/prov#Entity	LOOM
http://purl.obolibrary.org/obo/BFO_0000001	http://www.w3.org/ns/prov#Entity	LOOM