メタデータ名 G20513414643
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1875000 37.9500000, 139.1937500 37.9500000, 139.1937500 37.9541667, 139.1875000 37.9541667, 139.1875000 37.9500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral