メタデータ名 G20644574684
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4437500 38.4583333, 141.4500000 38.4583333, 141.4500000 38.4625000, 141.4437500 38.4625000, 141.4437500 38.4583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral