メタデータ名 C04504-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.2812500 37.7375000, 139.2875000 37.7375000, 139.2875000 37.7416667, 139.2812500 37.7416667, 139.2812500 37.7375000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral