メタデータ名 G20533700471
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.4812500 44.0708334, 143.4875000 44.0708334, 143.4875000 44.0750000, 143.4812500 44.0750000, 143.4812500 44.0708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral