メタデータ名 C21624-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.3250000 32.8916667, 131.3312500 32.8916667, 131.3312500 32.8958334, 131.3250000 32.8958334, 131.3250000 32.8916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral