メタデータ名 indicator-E910242
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.1250000 35.0791667, 137.1312500 35.0791667, 137.1312500 35.0833333, 137.1250000 35.0833333, 137.1250000 35.0791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral