メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.497335134359 43.0275459180917, 141.497480713088 43.027737333255, 141.497573552578 43.0278593358761, 141.49792008916 43.0282568061611, 141.497367715489 43.0284731604047, 141.496943434584 43.028687824432, 141.49662473954 43.0288125987238, 141.496376434512 43.0289590056567, 141.496193912598 43.0290722293947, 141.496065429157 43.0291722371661, 141.496010489005 43.0292083055322, 141.495918821566 43.0293196673893, 141.495828197441 43.0294358891998, 141.495738718208 43.0295915738032, 141.495681350348 43.0297711713935, 141.495668271595 43.0298018892316, 141.495624617742 43.0299300255289, 141.495591085598 43.0300654016082, 141.495561249243 43.0301963711192, 141.494667017144 43.0300826522597, 141.49373084793 43.0299608431672, 141.494010507608 43.028939662958, 141.494059883748 43.0288140982811, 141.494193002174 43.0285435016161, 141.494268427236 43.0284434982133, 141.494382716283 43.02832068221, 141.494499694513 43.0282170839934, 141.494615811172 43.0281288829276, 141.494746035453 43.0280470342189, 141.494892833133 43.0279740864501, 141.495034131641 43.0279117924416, 141.495116067047 43.0278786448356, 141.495283846923 43.0278105468783, 141.495849558364 43.027581062102, 141.495979471778 43.0275243885396, 141.496222087598 43.0274233757847, 141.496977376523 43.0270908402929, 141.497335134359 43.0275459180917)) ^^http://www.opengis.net/ont/geosparql#wktLiteral