メタデータ名 C16323-19711201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.4937500 33.2958334, 129.5000000 33.2958334, 129.5000000 33.3000000, 129.4937500 33.3000000, 129.4937500 33.2958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral