メタデータ名 G20513207561
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.350891225266 44.4876628835569, 142.349505588002 44.4873292370646, 142.349751413851 44.4868181681352, 142.351124799911 44.487172248865, 142.350891225266 44.4876628835569)) ^^http://www.opengis.net/ont/geosparql#wktLiteral