メタデータ名 G20513501623
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1250000 34.9375000, 139.1312500 34.9375000, 139.1312500 34.9416667, 139.1250000 34.9416667, 139.1250000 34.9375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral