メタデータ名 C21483-20040301
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1187500 35.6958334, 140.1250000 35.6958334, 140.1250000 35.7000000, 140.1187500 35.7000000, 140.1187500 35.6958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral