メタデータ名 indicator-K310202
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1312500 35.6208334, 139.1375000 35.6208334, 139.1375000 35.6250000, 139.1312500 35.6250000, 139.1312500 35.6208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral