メタデータ名 C08306-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4937500 40.6041667, 140.5000000 40.6041667, 140.5000000 40.6083333, 140.4937500 40.6083333, 140.4937500 40.6041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral