membrane-enclosed lumen that is part of some extrachromosomal rdna circle
longitudinal sarcoplasmic reticulum lumen
SubClassOf(ObjectIntersectionOf(<http://purl.obolibrary.org/obo/GO_0031974> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/GO_0005728>)) <http://purl.obolibrary.org/obo/GO_0014803>)
EquivalentClasses(<http://purl.obolibrary.org/obo/GO_0014803> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/GO_0031974> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/GO_0014801>)) )