メタデータ名 C4569
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2812500 36.3333333, 137.2875000 36.3333333, 137.2875000 36.3375000, 137.2812500 36.3375000, 137.2812500 36.3333333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral