メタデータ名 G20513243972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3187500 38.5125000, 141.3250000 38.5125000, 141.3250000 38.5166667, 141.3187500 38.5166667, 141.3187500 38.5125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral