メタデータ名 G20513256013
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3500000 39.5375000, 141.3562500 39.5375000, 141.3562500 39.5416667, 141.3500000 39.5416667, 141.3500000 39.5375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral