メタデータ名 G20473022471
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.6937500 31.6166667, 130.7000000 31.6166667, 130.7000000 31.6208334, 130.6937500 31.6208334, 130.6937500 31.6166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral