メタデータ名 G20523522984
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1500000 37.7291667, 139.1562500 37.7291667, 139.1562500 37.7333333, 139.1500000 37.7333333, 139.1500000 37.7291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral