メタデータ名 C3754
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.1625000 35.5750000, 135.1687500 35.5750000, 135.1687500 35.5791667, 135.1625000 35.5791667, 135.1625000 35.5750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral