メタデータ名 G20513575742
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.1937500 42.9291667, 142.2000000 42.9291667, 142.2000000 42.9333333, 142.1937500 42.9333333, 142.1937500 42.9291667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral