メタデータ名 G20563940832
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.5000000 38.3000000, 141.5062500 38.3000000, 141.5062500 38.3041667, 141.5000000 38.3041667, 141.5000000 38.3000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral