メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.754936700269 35.3687676813503, 136.754608349492 35.3682098689074, 136.754226826577 35.3683666864545, 136.754186461689 35.3685363297112, 136.754071729857 35.3685109489062, 136.75417437853 35.3680614628187, 136.754291914967 35.3680933309968, 136.754354192327 35.3678317252076, 136.754355203343 35.3678274327581, 136.754688476361 35.3677592510057, 136.754706634682 35.3677555798466, 136.75471437998 35.3677539858961, 136.754781550183 35.3677404782452, 136.755149189359 35.3677191669304, 136.75515164499 35.3677181890208, 136.755152539879 35.3677196701986, 136.755798502137 35.3687841312971, 136.756100175917 35.3692465749959, 136.756283417361 35.3695309630736, 136.756435493776 35.3698238381741, 136.756553981141 35.3697868386492, 136.756557080943 35.369785792524, 136.756783485866 35.3702213319547, 136.756751606657 35.3702346768444, 136.756722842684 35.3702443713097, 136.756369482379 35.3703635571226, 136.756006461453 35.3705056688874, 136.755894838001 35.3703245908892, 136.755415127275 35.3695804078494, 136.755101729782 35.3690479984155, 136.754936700269 35.3687676813503)) ^^http://www.opengis.net/ont/geosparql#wktLiteral