メタデータ名 G20523665444
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2375000 37.7875000, 139.2437500 37.7875000, 139.2437500 37.7916667, 139.2375000 37.7916667, 139.2375000 37.7875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral