メタデータ名 C38303-20030401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0937500 38.7916667, 141.1000000 38.7916667, 141.1000000 38.7958334, 141.0937500 38.7958334, 141.0937500 38.7916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral