メタデータ名 G20513377781
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.2812500 40.0625000, 141.2875000 40.0625000, 141.2875000 40.0666667, 141.2812500 40.0666667, 141.2812500 40.0625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral