メタデータ名 C25205-19830901
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.3187500 38.2916667, 140.3250000 38.2916667, 140.3250000 38.2958334, 140.3187500 38.2958334, 140.3187500 38.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral