メタデータ名 indicator-L5104
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0000000 35.2041667, 140.0062500 35.2041667, 140.0062500 35.2083333, 140.0000000 35.2083333, 140.0000000 35.2041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral