メタデータ名 G20544033004
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6750000 45.3958334, 141.6812500 45.3958334, 141.6812500 45.4000000, 141.6750000 45.4000000, 141.6750000 45.3958334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral