Natural Products Ontology	Planarian Phenotype Ontology	Source
http://purl.obolibrary.org/obo/GO_0042116	http://www.owl-ontologies.com/NPOntology.owl#id_000456	LOOM
http://purl.obolibrary.org/obo/CL_0000000	http://purl.org/biotop/biotop.owl#Cell	LOOM
http://purl.obolibrary.org/obo/GO_0005623	http://purl.org/biotop/biotop.owl#Cell	LOOM
http://purl.obolibrary.org/obo/PLANA_0000499	http://purl.org/biotop/biotop.owl#Cell	LOOM
http://purl.obolibrary.org/obo/GO_0002524	http://www.owl-ontologies.com/NPOntology.owl#DOID_1205	LOOM