メタデータ名 C21622-20050201
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0000000 35.4125000, 140.0062500 35.4125000, 140.0062500 35.4166667, 140.0000000 35.4166667, 140.0000000 35.4125000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral