メタデータ名 indicator-I5508
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.1562500 35.3625000, 135.1625000 35.3625000, 135.1625000 35.3666667, 135.1562500 35.3666667, 135.1562500 35.3625000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral