メタデータ名 S21201232001
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6187500 43.1083333, 141.6250000 43.1083333, 141.6250000 43.1125000, 141.6187500 43.1125000, 141.6187500 43.1083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral