メタデータ名 indicator-E470203
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.8250000 32.8166667, 130.8312500 32.8166667, 130.8312500 32.8208334, 130.8250000 32.8208334, 130.8250000 32.8166667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral