メタデータ名 G20493274413
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.6187500 39.1750000, 140.6250000 39.1750000, 140.6250000 39.1791667, 140.6187500 39.1791667, 140.6187500 39.1750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral