メタデータ名 C28481-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7500000 41.8666667, 140.7562500 41.8666667, 140.7562500 41.8708334, 140.7500000 41.8708334, 140.7500000 41.8666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral