メタデータ名 C01487-19700401
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.2000000 37.3166667, 137.2062500 37.3166667, 137.2062500 37.3208334, 137.2000000 37.3208334, 137.2000000 37.3166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral