メタデータ名 C12210-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.0062500 35.3583333, 137.0125000 35.3583333, 137.0125000 35.3625000, 137.0062500 35.3625000, 137.0062500 35.3583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral