メタデータ名 G20493175091
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3375000 36.1000000, 137.3437500 36.1000000, 137.3437500 36.1041667, 137.3375000 36.1041667, 137.3375000 36.1000000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral