メタデータ名 G20553831961
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.9625000 37.3708334, 139.9687500 37.3708334, 139.9687500 37.3750000, 139.9625000 37.3750000, 139.9625000 37.3708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral