メタデータ名 G20392736854
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9312500 42.7166667, 141.9375000 42.7166667, 141.9375000 42.7208334, 141.9312500 42.7208334, 141.9312500 42.7166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral