メタデータ名 indicator-F210101
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.3750000 34.7875000, 137.3812500 34.7875000, 137.3812500 34.7916667, 137.3750000 34.7916667, 137.3750000 34.7875000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral