メタデータ名 G20503266324
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5375000 38.5208334, 141.5437500 38.5208334, 141.5437500 38.5250000, 141.5375000 38.5250000, 141.5375000 38.5208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral