メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.968114314993 34.8550754990626, 136.969113390283 34.8562182433702, 136.968725393778 34.8564624903462, 136.968763164035 34.8565147402546, 136.968853095475 34.8566382808094, 136.968971721464 34.8567757433838, 136.969062841531 34.8569028772839, 136.968291212963 34.8573760227599, 136.967870203595 34.8568580929313, 136.967054829913 34.8558410074014, 136.966555635366 34.8552526544857, 136.966541703266 34.8552369947945, 136.966222493546 34.8548786805361, 136.965950968929 34.8544279706863, 136.965517887368 34.8539778348759, 136.965192778006 34.8535548537863, 136.964966520164 34.853256133695, 136.964861597054 34.8531889792566, 136.964776506092 34.8531267179697, 136.96473501137 34.8530711503855, 136.964711341657 34.8530187814667, 136.964684052143 34.8529542218325, 136.964570265589 34.8527812678787, 136.964537571784 34.8526106325892, 136.964521448682 34.8524331944822, 136.96468238046 34.8524696643877, 136.965803269507 34.8528166456968, 136.965961461176 34.8528572651965, 136.966630277054 34.8530562863974, 136.966856115517 34.8531220201621, 136.967744378308 34.8534903597507, 136.968440377936 34.8537594929547, 136.96877070339 34.8541613457864, 136.969082100822 34.854522175311, 136.968114314993 34.8550754990626)) ^^http://www.opengis.net/ont/geosparql#wktLiteral