メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.444002345265 33.0398260168991, 130.444845973977 33.0395808093026, 130.445063315826 33.0405060258265, 130.444208281111 33.0407284237913, 130.443427453086 33.0409213809732, 130.443244245572 33.0400504030069, 130.443052047715 33.0401075635373, 130.442903035169 33.0391933098188, 130.443485729088 33.0391016634638, 130.443748712934 33.0390602564438, 130.443817805408 33.0392854608775, 130.443834429231 33.0393550977224, 130.443833658171 33.0394774343143, 130.444002345265 33.0398260168991)) ^^http://www.opengis.net/ont/geosparql#wktLiteral