メタデータ名 S473270140
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.3750000 35.9916667, 139.3812500 35.9916667, 139.3812500 35.9958334, 139.3750000 35.9958334, 139.3750000 35.9916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral