メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.658376448374 37.4564274916174, 138.658289169337 37.4566175394343, 138.658077177157 37.4568423882806, 138.657857032949 37.4569886864628, 138.657496343313 37.456915252073, 138.657233395281 37.4568046592283, 138.657001239792 37.4566355936611, 138.656674121025 37.4563296635036, 138.656356657485 37.4560097818415, 138.656163087566 37.4558158839216, 138.655938720502 37.4556776408324, 138.655664102844 37.4555210205443, 138.655300439492 37.4552842637317, 138.655041387983 37.4551798550391, 138.654730237781 37.4551078970779, 138.654208631883 37.4550747908646, 138.65380302308 37.4550877110126, 138.653796443543 37.4548395023718, 138.653859030778 37.4545652956744, 138.654033810413 37.454246171414, 138.655249209954 37.4548599825896, 138.655479946683 37.4544625004956, 138.655156814843 37.4543118560209, 138.655450790549 37.4532577724969, 138.656408538796 37.45335125933, 138.65728009558 37.4534503429759, 138.658694575585 37.4535878289182, 138.659356425979 37.4536685961003, 138.660740614504 37.4537968092291, 138.661568688844 37.453866920202, 138.661510928954 37.4541804046507, 138.661601280276 37.4541971760541, 138.661920082099 37.4542391163713, 138.661955289555 37.4542622995851, 138.662004260049 37.4544307625209, 138.662063267026 37.4545351486859, 138.662158547833 37.4546910175329, 138.662264116858 37.454897134215, 138.662359641819 37.4551583150183, 138.662405235065 37.4553312878205, 138.662417892214 37.4554348942187, 138.662176569304 37.4556875277611, 138.661962004993 37.4557760992585, 138.661757608354 37.4558656421908, 138.661489872256 37.4559290844097, 138.661344108852 37.4559526560055, 138.661122617694 37.4559736546897, 138.660975665548 37.4559685065428, 138.660833190384 37.4559461739894, 138.660636415018 37.4558968829388, 138.660516507013 37.4558564977452, 138.660324158284 37.4557666517248, 138.660117051557 37.4556461311717, 138.659773007835 37.455450191949, 138.659032109735 37.4562387900241, 138.659024744364 37.4562480936624, 138.658574650631 37.4559820377239, 138.658376448374 37.4564274916174)) ^^http://www.opengis.net/ont/geosparql#wktLiteral