メタデータ名 G20513635683
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4937500 35.5000000, 137.5000000 35.5000000, 137.5000000 35.5041667, 137.4937500 35.5041667, 137.4937500 35.5000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral