メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.880052714073 35.4240491487157, 136.879884690339 35.4240129381442, 136.879189591728 35.4238893080833, 136.878484518533 35.4237470567282, 136.878349388899 35.4237209590063, 136.878346702789 35.4211163107942, 136.878335550771 35.4201849859646, 136.879585209912 35.4201919247089, 136.880793819702 35.4201848446115, 136.880805311046 35.4214658056841, 136.880818651653 35.4215132297771, 136.880851376629 35.4215338707273, 136.880907267132 35.4215608331822, 136.881176503475 35.4221136354999, 136.88112348825 35.4225213087314, 136.881023592811 35.4228653884392, 136.88088770053 35.423115864038, 136.880621573633 35.423476517067, 136.880428651907 35.4236928444781, 136.880306683422 35.4238311732348, 136.880052714073 35.4240491487157)) ^^http://www.opengis.net/ont/geosparql#wktLiteral