メタデータ名 G20604162461
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.9625000 44.5791667, 142.9687500 44.5791667, 142.9687500 44.5833333, 142.9625000 44.5833333, 142.9625000 44.5791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral