メタデータ名 C17420-20050301
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8687500 36.1958334, 139.8750000 36.1958334, 139.8750000 36.2000000, 139.8687500 36.2000000, 139.8687500 36.1958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral