メタデータ名 si242020062
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9250000 37.8041667, 140.9312500 37.8041667, 140.9312500 37.8083333, 140.9250000 37.8083333, 140.9250000 37.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral