メタデータ名 G20503115963
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2187500 43.0083333, 143.2250000 43.0083333, 143.2250000 43.0125000, 143.2187500 43.0125000, 143.2187500 43.0083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral