メタデータ名 G20684105553
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6875000 40.2250000, 140.6937500 40.2250000, 140.6937500 40.2291667, 140.6875000 40.2291667, 140.6875000 40.2250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral