メタデータ名 G20614112543
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9375000 42.4041667, 139.9437500 42.4041667, 139.9437500 42.4083333, 139.9375000 42.4083333, 139.9375000 42.4041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral