メタデータ名 G20523436563
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1812500 39.6625000, 140.1875000 39.6625000, 140.1875000 39.6666667, 140.1812500 39.6666667, 140.1812500 39.6625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral