endothelial tube lumen extension that is part of some blood vessel lumen ensheathment
tissue morphogenesis
SubClassOf(ObjectIntersectionOf(<http://purl.obolibrary.org/obo/GO_0097498> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/GO_0097496>)) <http://purl.obolibrary.org/obo/GO_0048729>)
EquivalentClasses(<http://purl.obolibrary.org/obo/GO_1902355> ObjectIntersectionOf(<http://purl.obolibrary.org/obo/GO_0097498> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/GO_0097496>)) )