メタデータ名 indicator-E3301023
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.7375000 37.3125000, 140.7437500 37.3125000, 140.7437500 37.3166667, 140.7375000 37.3166667, 140.7375000 37.3125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral