メタデータ名 G20473150014
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0437500 39.4000000, 140.0500000 39.4000000, 140.0500000 39.4041667, 140.0437500 39.4041667, 140.0437500 39.4000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral