_:vb51109262	<http://www.w3.org/2007/05/powder-s#describedby>	<https://demo.openlinksw.com/about/id/entity/https/raw.githubusercontent.com/kidehen/cwd-benchmark-data/main/ACME_Insurance/RDF-View/data.world_P%26C_Insurance_Ontology_V2.r2rml> .
_:vb51109262	<http://www.w3.org/ns/r2rml#column>	"Expiration_Date" .