メタデータ名 G20503225601
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((143.2000000 44.4375000, 143.2062500 44.4375000, 143.2062500 44.4416667, 143.2000000 44.4416667, 143.2000000 44.4375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral