メタデータ名 G20563900331
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.4812500 43.2500000, 143.4875000 43.2500000, 143.4875000 43.2541667, 143.4812500 43.2541667, 143.4812500 43.2500000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral