メタデータ名 G20523526831
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0062500 37.5166667, 141.0125000 37.5166667, 141.0125000 37.5208334, 141.0062500 37.5208334, 141.0062500 37.5166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral