メタデータ名 G20513566671
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.5000000 39.1416667, 140.5062500 39.1416667, 140.5062500 39.1458334, 140.5000000 39.1458334, 140.5000000 39.1416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral