メタデータ名 age-50-54
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((124.2625000 24.4958334, 124.2687500 24.4958334, 124.2687500 24.5000000, 124.2625000 24.5000000, 124.2625000 24.4958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral