メタデータ名 G20523254251
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.8750000 44.2916667, 142.8812500 44.2916667, 142.8812500 44.2958334, 142.8750000 44.2958334, 142.8750000 44.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral