メタデータ名 G20503255894
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.7125000 35.5916667, 139.7187500 35.5916667, 139.7187500 35.5958334, 139.7125000 35.5958334, 139.7125000 35.5916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral