メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.030164627713 35.4004510723548, 136.030148147178 35.4004509362336, 136.02801853641 35.4003660748957, 136.027568740715 35.3994479378512, 136.027720604134 35.3994022651929, 136.030184318486 35.3986321712745, 136.030183067486 35.3989506268895, 136.030182752299 35.3989558380813, 136.030185913389 35.3989602036941, 136.030212424801 35.3989970978606, 136.030177745238 35.3998648641029, 136.030178492811 35.4001016982969, 136.030164627713 35.4004510723548)) ^^http://www.opengis.net/ont/geosparql#wktLiteral