メタデータ名 G20503010314
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2687500 37.1958334, 140.2750000 37.1958334, 140.2750000 37.2000000, 140.2687500 37.2000000, 140.2687500 37.1958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral