メタデータ名 G20503333431
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.0500000 34.6041667, 137.0562500 34.6041667, 137.0562500 34.6083333, 137.0500000 34.6083333, 137.0500000 34.6041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral