メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.822049373343 35.2986957437613, 136.822041742731 35.2986722717327, 136.822299649075 35.298656386594, 136.823670424493 35.2985657768107, 136.823182458954 35.2995136211985, 136.823045119446 35.2997489368089, 136.822725273985 35.3004178896802, 136.822656710374 35.3005735398753, 136.822381833914 35.3012262817901, 136.821480521949 35.3014313893014, 136.820378103212 35.3016822524316, 136.820199985687 35.3011405414801, 136.82019504706 35.3011255269008, 136.820031082323 35.3005938573178, 136.819896545527 35.3001662850798, 136.819800095879 35.2998766409216, 136.819578634042 35.299223254218, 136.820256917738 35.2990797768405, 136.820840926027 35.2989516601337, 136.822049373343 35.2986957437613)) ^^http://www.opengis.net/ont/geosparql#wktLiteral