メタデータ名 G20483023002
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5062500 35.6541667, 139.5125000 35.6541667, 139.5125000 35.6583333, 139.5062500 35.6583333, 139.5062500 35.6541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral