メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.782098188039 35.3831951686501, 136.782066599008 35.3854792523265, 136.780082912682 35.3854591724313, 136.779337300164 35.3854493837722, 136.779173225081 35.3854330114758, 136.778914906412 35.3853983077498, 136.778633483506 35.3853402891953, 136.778503576526 35.385308603956, 136.77846342276 35.3852988269217, 136.778337320184 35.385253772485, 136.778756491529 35.3842380225978, 136.779257336125 35.383052537422, 136.782106537732 35.3830939995827, 136.782098188039 35.3831951686501)) ^^http://www.opengis.net/ont/geosparql#wktLiteral