メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.888060945407 43.3290860110538, 141.88812574545 43.3298358499668, 141.888169621819 43.3309604773011, 141.886519285743 43.3307354465111, 141.886034315675 43.3306737177309, 141.885716748161 43.3306396617712, 141.885472025591 43.3306083671879, 141.884936819597 43.3305415521488, 141.883666925306 43.3303847064558, 141.883471089919 43.3303641080404, 141.883098883766 43.3291342814748, 141.883446046157 43.3290863705926, 141.884475280822 43.3289407509361, 141.884543137358 43.3289034089231, 141.88457935564 43.3288405801342, 141.884549185863 43.3286989849808, 141.884502823001 43.3285986184739, 141.88446998408 43.3285042738898, 141.884455969241 43.328431721595, 141.884461833522 43.3283578953495, 141.884487788613 43.3282472088723, 141.884526428919 43.328130023379, 141.88458033602 43.328021395752, 141.884647773978 43.3279214609124, 141.884725971125 43.3278346408939, 141.88482035359 43.3277518814295, 141.884889462947 43.3276743154886, 141.884995761341 43.3275685256534, 141.885048509698 43.3275041301789, 141.885074273189 43.3274250914522, 141.885101892238 43.3273381130488, 141.885120438361 43.3272577863958, 141.885179818545 43.3271439012323, 141.885595996371 43.3270094095843, 141.885651441008 43.3270934856187, 141.885859093062 43.3274081547221, 141.886062868457 43.327566402503, 141.886236145927 43.3276693463073, 141.88644870814 43.3277641845925, 141.886636311631 43.3278159735525, 141.887105063742 43.3278071775956, 141.887505902551 43.3277971820338, 141.887906741243 43.3277871850549, 141.888060945407 43.3290860110538)) ^^http://www.opengis.net/ont/geosparql#wktLiteral