メタデータ名 G20563937894
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5875000 37.4541667, 139.5937500 37.4541667, 139.5937500 37.4583333, 139.5875000 37.4583333, 139.5875000 37.4541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral