メタデータ名 G20493006061
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0187500 38.8666667, 140.0250000 38.8666667, 140.0250000 38.8708334, 140.0187500 38.8708334, 140.0187500 38.8666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral