メタデータ名 indicator-F280120
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9250000 37.7666667, 140.9312500 37.7666667, 140.9312500 37.7708334, 140.9250000 37.7708334, 140.9250000 37.7666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral