メタデータ名 indicator-M220100
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.3375000 35.4416667, 140.3437500 35.4416667, 140.3437500 35.4458334, 140.3375000 35.4458334, 140.3375000 35.4416667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral