メタデータ名 C12206-19960101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9437500 36.9750000, 140.9500000 36.9750000, 140.9500000 36.9791667, 140.9437500 36.9791667, 140.9437500 36.9750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral