メタデータ名 C13211-19730301
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.5375000 33.2250000, 131.5437500 33.2250000, 131.5437500 33.2291667, 131.5375000 33.2291667, 131.5375000 33.2250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral