メタデータ名 G20544052063
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0187500 42.3458334, 141.0250000 42.3458334, 141.0250000 42.3500000, 141.0187500 42.3500000, 141.0187500 42.3458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral