メタデータ名 C17203-20031201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4750000 40.2500000, 141.4812500 40.2500000, 141.4812500 40.2541667, 141.4750000 40.2541667, 141.4750000 40.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral