メタデータ名 G20493264573
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4312500 37.6375000, 140.4375000 37.6375000, 140.4375000 37.6416667, 140.4312500 37.6416667, 140.4312500 37.6375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral