メタデータ名 C25526-20050101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9937500 39.2458334, 141.0000000 39.2458334, 141.0000000 39.2500000, 140.9937500 39.2500000, 140.9937500 39.2458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral