メタデータ名 S013920020
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.7312500 42.7666667, 141.7375000 42.7666667, 141.7375000 42.7708334, 141.7312500 42.7708334, 141.7312500 42.7666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral