メタデータ名 G20493012571
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.5750000 34.3500000, 136.5812500 34.3500000, 136.5812500 34.3541667, 136.5750000 34.3541667, 136.5750000 34.3500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral