メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.628287767452 35.5872562018401, 139.628279203597 35.5877014652929, 139.628287891181 35.5877922822523, 139.627339869954 35.588222333728, 139.627334159063 35.5881723987176, 139.627394480213 35.58813982535, 139.627407996972 35.5876815079983, 139.627200413841 35.5876730658493, 139.627200936647 35.5876459565151, 139.627208961878 35.5872278374534, 139.62722743085 35.5872283268255, 139.627953487422 35.5872474115321, 139.628287767452 35.5872562018401)) ^^http://www.opengis.net/ont/geosparql#wktLiteral