メタデータ名 G20503021423
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.1562500 32.8041667, 131.1625000 32.8041667, 131.1625000 32.8083333, 131.1562500 32.8083333, 131.1562500 32.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral