メタデータ名 G20503067622
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.4000000 43.3166667, 142.4062500 43.3166667, 142.4062500 43.3208334, 142.4000000 43.3208334, 142.4000000 43.3166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral