メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.994598227577 43.5692427309084, 144.993507804774 43.5685128576239, 144.993545846468 43.5684816718326, 144.993993159043 43.5681142036993, 144.994235931243 43.5678936556745, 144.99429165754 43.5679239241534, 144.994369593312 43.5678470576752, 144.994319519568 43.5678177776479, 144.995084049479 43.5671232626655, 144.995244976592 43.5672637239096, 144.995400564397 43.5674994558417, 144.995461124418 43.5678188624964, 144.99550310547 43.5680189649246, 144.995556898463 43.568185311427, 144.99550850394 43.56828224798, 144.995321896693 43.5685213849331, 144.995020791953 43.5688542649658, 144.994660127525 43.569191809864, 144.994598227577 43.5692427309084)) ^^http://www.opengis.net/ont/geosparql#wktLiteral