メタデータ名 G20473007942
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.0437500 43.7208334, 142.0500000 43.7208334, 142.0500000 43.7250000, 142.0437500 43.7250000, 142.0437500 43.7208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral