メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.515392879403 34.6717659527044, 135.514659808119 34.6717838903129, 135.514659661653 34.6717798040965, 135.514163274777 34.6717917767157, 135.514169751394 34.6714992352223, 135.51417890164 34.6712233254446, 135.514176558359 34.6704028032279, 135.514173427082 34.6698716059629, 135.514165744007 34.6696684538103, 135.514270688729 34.6696819707755, 135.514452721501 34.6696764962483, 135.514999604753 34.6696642995184, 135.515662057054 34.6696195974102, 135.515744256479 34.6696156977668, 135.515748708822 34.669649100097, 135.516137596124 34.671753549685, 135.515392879403 34.6717659527044)) ^^http://www.opengis.net/ont/geosparql#wktLiteral