メタデータ名 G20604016633
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1937500 39.1666667, 141.2000000 39.1666667, 141.2000000 39.1708334, 141.1937500 39.1708334, 141.1937500 39.1666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral