メタデータ名 G20473066461
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.9812500 36.2833333, 137.9875000 36.2833333, 137.9875000 36.2875000, 137.9812500 36.2875000, 137.9812500 36.2833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral