メタデータ名 G20523647873
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0625000 37.8541667, 139.0687500 37.8541667, 139.0687500 37.8583333, 139.0625000 37.8583333, 139.0625000 37.8541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral