メタデータ名 G20503554103
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.9812500 43.5458334, 141.9875000 43.5458334, 141.9875000 43.5500000, 141.9812500 43.5500000, 141.9812500 43.5458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral