メタデータ名 G20493053471
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1437500 41.9083333, 140.1500000 41.9083333, 140.1500000 41.9125000, 140.1437500 41.9125000, 140.1437500 41.9083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral