メタデータ名 age-35-39
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2250000 36.1916667, 137.2312500 36.1916667, 137.2312500 36.1958334, 137.2250000 36.1958334, 137.2250000 36.1916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral