http://imce.jpl.nasa.gov/foundation/mission#refines
Property mission:refines

rdfs:label

refines

oml:relationEntity

mission:Refines

oml:type

oml:ForwardRelation

rdf:type

	owl:AsymmetricProperty
	owl:IrreflexiveProperty
	owl:ObjectProperty

rdfs:domain

mission:Requirement

rdfs:range

mission:Requirement

rdfs:subPropertyOf

mission:refines

owl:inverseOf

mission:isRefinedBy