メタデータ名 indexItems-9226
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4875000 42.9583333, 140.4937500 42.9583333, 140.4937500 42.9625000, 140.4875000 42.9625000, 140.4875000 42.9583333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral