メタデータ名 C15342-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0250000 40.1208334, 140.0312500 40.1208334, 140.0312500 40.1250000, 140.0250000 40.1250000, 140.0250000 40.1208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral