メタデータ名 indicator-F210102
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.5937500 31.7458334, 130.6000000 31.7458334, 130.6000000 31.7500000, 130.5937500 31.7500000, 130.5937500 31.7458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral