メタデータ名 G20493137402
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.9250000 31.4250000, 130.9312500 31.4250000, 130.9312500 31.4291667, 130.9250000 31.4291667, 130.9250000 31.4250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral