Sleep Domain Ontology	Project ontology	Source
http://www.w3.org/2002/07/owl#Thing	http://www.w3.org/2002/07/owl#Thing	SAME_URI
http://mimi.case.edu/ontologies/2009/1/SDO.owl#Frequency	http://purl.org/dc/terms/Frequency	LOOM
http://www.ifomis.org/bfo/1.1#Entity	http://www.w3.org/ns/prov#Entity	LOOM
http://purl.org/biotop/biotop.owl#Role	http://www.w3.org/ns/prov#Role	LOOM
http://www.ifomis.org/bfo/1.1/snap#Role	http://www.w3.org/ns/prov#Role	LOOM