メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.230021943522 35.363984883289, 137.229507311106 35.3639251446242, 137.229206372819 35.3639060714486, 137.228881992427 35.3639174318315, 137.228507808303 35.3639424076233, 137.22818096291 35.3639891900449, 137.227900916346 35.3640629898991, 137.227579692124 35.3641496976893, 137.227265678017 35.3642583729899, 137.227053482651 35.3643479836764, 137.227010555051 35.3643690605819, 137.226953561652 35.3642613418605, 137.226708502928 35.3640717417702, 137.226531733711 35.3639431652517, 137.225461509061 35.3631321950574, 137.2265967314 35.3629104560087, 137.226721141401 35.3628775080249, 137.227199307074 35.3627510083924, 137.227963551435 35.362535562877, 137.229292001182 35.3621183510897, 137.229520343933 35.3620431655333, 137.229692572388 35.3626642049788, 137.229841490871 35.3632661018551, 137.229898064532 35.3634329742864, 137.229965613668 35.3635283620715, 137.230134993143 35.3636006703685, 137.230016233247 35.3639434772959, 137.230021943522 35.363984883289)) ^^http://www.opengis.net/ont/geosparql#wktLiteral