メタデータ名 indicator-K1103
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.3312500 41.2583333, 141.3375000 41.2583333, 141.3375000 41.2625000, 141.3312500 41.2625000, 141.3312500 41.2583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral