メタデータ名 G20553700981
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.1000000 36.7416667, 137.1062500 36.7416667, 137.1062500 36.7458334, 137.1000000 36.7458334, 137.1000000 36.7416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral