メタデータ名 G20523711981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5437500 40.4375000, 141.5500000 40.4375000, 141.5500000 40.4416667, 141.5437500 40.4416667, 141.5437500 40.4375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral