メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.785870904883 38.0499964530683, 140.78501218665 38.0500135600506, 140.783501687612 38.0499826498468, 140.783498072372 38.0494310502323, 140.783491212907 38.0483841644238, 140.783489193155 38.0480759828334, 140.783764587242 38.0457045663149, 140.784438418388 38.0453293760902, 140.78495089102 38.0449907166849, 140.785602624765 38.0445580652974, 140.786353831272 38.0448818932559, 140.786709196089 38.0450352096544, 140.787040846247 38.0451968222886, 140.787168365088 38.0453179483412, 140.787283177443 38.0454441375907, 140.787397900406 38.0455299208795, 140.787421871846 38.0455306348358, 140.786668615648 38.0481272764483, 140.78665401275 38.0481782356122, 140.786587427264 38.0484102243749, 140.785839541294 38.0490963964608, 140.785865596522 38.0495062340431, 140.785870904883 38.0499964530683)) ^^http://www.opengis.net/ont/geosparql#wktLiteral