メタデータ名 G20523436484
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4687500 39.0708334, 140.4750000 39.0708334, 140.4750000 39.0750000, 140.4687500 39.0750000, 140.4687500 39.0708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral