メタデータ名 indexItems-1871
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.3375000 31.5250000, 130.3437500 31.5250000, 130.3437500 31.5291667, 130.3375000 31.5291667, 130.3375000 31.5250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral