メタデータ名 G20543977374
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2375000 40.4791667, 141.2437500 40.4791667, 141.2437500 40.4833333, 141.2375000 40.4833333, 141.2375000 40.4791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral