メタデータ名 G20493060021
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.7937500 33.1333333, 129.8000000 33.1333333, 129.8000000 33.1375000, 129.7937500 33.1375000, 129.7937500 33.1333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral