メタデータ名 G20493011981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4437500 35.7083333, 140.4500000 35.7083333, 140.4500000 35.7125000, 140.4437500 35.7125000, 140.4437500 35.7083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral