メタデータ名 S442020250
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.0187500 38.7625000, 141.0250000 38.7625000, 141.0250000 38.7666667, 141.0187500 38.7666667, 141.0187500 38.7625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral