メタデータ名 C3515
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0687500 37.0625000, 140.0750000 37.0625000, 140.0750000 37.0666667, 140.0687500 37.0666667, 140.0687500 37.0625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral