メタデータ名 G20503101454
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5437500 40.5500000, 140.5500000 40.5500000, 140.5500000 40.5541667, 140.5437500 40.5541667, 140.5437500 40.5500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral