メタデータ名 C20540-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2812500 38.2750000, 140.2875000 38.2750000, 140.2875000 38.2791667, 140.2812500 38.2791667, 140.2812500 38.2750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral