メタデータ名 G20533901501
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2250000 42.2916667, 143.2312500 42.2916667, 143.2312500 42.2958334, 143.2250000 42.2958334, 143.2250000 42.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral