メタデータ名 G20523930492
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.2812500 31.2916667, 130.2875000 31.2916667, 130.2875000 31.2958334, 130.2812500 31.2958334, 130.2812500 31.2916667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral