メタデータ名 C39212-20100401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.3750000 35.5500000, 139.3812500 35.5500000, 139.3812500 35.5541667, 139.3750000 35.5541667, 139.3750000 35.5500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral