メタデータ名 G20513106822
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.8875000 42.1541667, 142.8937500 42.1541667, 142.8937500 42.1583333, 142.8875000 42.1583333, 142.8875000 42.1541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral