メタデータ名 G20513530891
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9125000 38.5416667, 140.9187500 38.5416667, 140.9187500 38.5458334, 140.9125000 38.5458334, 140.9125000 38.5416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral