メタデータ名 S21212029001
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.9187500 32.9708334, 131.9250000 32.9708334, 131.9250000 32.9750000, 131.9187500 32.9750000, 131.9187500 32.9708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral