メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.750522362347 35.4230653167379, 136.750863884395 35.423110213576, 136.750844435226 35.4231868711089, 136.750386046498 35.4231913962228, 136.750365883688 35.423147279405, 136.750180397006 35.4231487582195, 136.750185897986 35.4231831422887, 136.749960291372 35.4232072291333, 136.749951163165 35.4231505801622, 136.749907307058 35.4231466280898, 136.749908029936 35.4231565944649, 136.749729327843 35.423177073551, 136.749717022996 35.4231777705705, 136.749706521219 35.4231285109159, 136.749320953772 35.423050044591, 136.749364307428 35.4228590012431, 136.749465510616 35.4224098173467, 136.750441155628 35.4224530133221, 136.750573746215 35.4229182422713, 136.750522362347 35.4230653167379)) ^^http://www.opengis.net/ont/geosparql#wktLiteral