メタデータ名 C44408-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5937500 40.5875000, 140.6000000 40.5875000, 140.6000000 40.5916667, 140.5937500 40.5916667, 140.5937500 40.5875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral