メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.611908538223 33.2318708314372, 131.611909974279 33.2318906209201, 131.611917970466 33.2321600614514, 131.611920089217 33.2322177995421, 131.610918054922 33.2327124884217, 131.610153165884 33.2330946423978, 131.609200232116 33.2336051420838, 131.609079321602 33.2336606286115, 131.60838199218 33.2340247685559, 131.608111278577 33.2341819514747, 131.607785984699 33.2343473523744, 131.607600831457 33.2340981903859, 131.607255083824 33.2336322014319, 131.60758957648 33.2334639671543, 131.608357842805 33.2330671340671, 131.60850664087 33.23298993767, 131.608583006039 33.2329052577564, 131.608940915032 33.2325594234608, 131.609084823943 33.2324203661954, 131.60972986288 33.232117393832, 131.610547806412 33.2317284866819, 131.610728671665 33.2316424862623, 131.611491394423 33.2313059066206, 131.611746950215 33.2312758318826, 131.611864044959 33.2312620516866, 131.611870963726 33.2313564322478, 131.611895889141 33.2316974515922, 131.611908538223 33.2318708314372)) ^^http://www.opengis.net/ont/geosparql#wktLiteral