メタデータ名 G20523703731
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0250000 35.0125000, 139.0312500 35.0125000, 139.0312500 35.0166667, 139.0250000 35.0166667, 139.0250000 35.0125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral