メタデータ名 G20604021613
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.9812500 31.3375000, 130.9875000 31.3375000, 130.9875000 31.3416667, 130.9812500 31.3416667, 130.9812500 31.3375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral