Core Ontology for Biology and Biomedicine	Drug Target Ontology	Source
http://purl.obolibrary.org/obo/PR_000000001	http://purl.obolibrary.org/obo/PR_000000001	SAME_URI
http://purl.obolibrary.org/obo/BFO_0000023	http://purl.obolibrary.org/obo/BFO_0000023	SAME_URI
http://purl.obolibrary.org/obo/CHEBI_24636	http://purl.obolibrary.org/obo/CHEBI_24636	SAME_URI
http://purl.obolibrary.org/obo/UBERON_0001062	http://purl.obolibrary.org/obo/UBERON_0001062	SAME_URI