メタデータ名 G20513623744
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0625000 38.5916667, 141.0687500 38.5916667, 141.0687500 38.5958334, 141.0625000 38.5958334, 141.0625000 38.5916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral