メタデータ名 G20493147331
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4125000 39.0458334, 140.4187500 39.0458334, 140.4187500 39.0500000, 140.4125000 39.0500000, 140.4125000 39.0458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral