メタデータ名 G20644151383
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9937500 36.1750000, 138.0000000 36.1750000, 138.0000000 36.1791667, 137.9937500 36.1791667, 137.9937500 36.1750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral