_:vb1561267	<http://purl.org/dc/elements/1.1/date>	"2020-10-28" .
_:vb1561267	<http://www.w3.org/1999/02/22-rdf-syntax-ns#value>	"Object property created along with the Extent class and its\n                    subclasses, in order to provide methods for handling extent\n                    accurately."@en .