メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.346400674748 43.0703392700047, 141.346256196285 43.0709011846507, 141.345662419371 43.0708533759197, 141.345358257612 43.070818547689, 141.345047201751 43.070750328207, 141.344772819497 43.0706410433666, 141.344810386931 43.0705005013594, 141.344856479855 43.070328066517, 141.344892734521 43.0701924301512, 141.344906724338 43.0701400926046, 141.345054120327 43.069569623105, 141.346539043148 43.069762045253, 141.346400674748 43.0703392700047)) ^^http://www.opengis.net/ont/geosparql#wktLiteral