メタデータ名 G20523400543
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9562500 39.5958334, 141.9625000 39.5958334, 141.9625000 39.6000000, 141.9562500 39.6000000, 141.9562500 39.5958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral