メタデータ名 G20523407342
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.4812500 43.7833333, 142.4875000 43.7833333, 142.4875000 43.7875000, 142.4812500 43.7875000, 142.4812500 43.7833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral