メタデータ名 G20553917264
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.4875000 36.0666667, 137.4937500 36.0666667, 137.4937500 36.0708334, 137.4875000 36.0708334, 137.4875000 36.0666667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral