メタデータ名 G20523903352
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.5062500 42.1750000, 139.5125000 42.1750000, 139.5125000 42.1791667, 139.5062500 42.1791667, 139.5062500 42.1750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral