メタデータ名 G20543914361
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.4625000 31.7916667, 131.4687500 31.7916667, 131.4687500 31.7958334, 131.4625000 31.7958334, 131.4625000 31.7916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral