メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.057676451464 37.9400517217082, 139.057723487015 37.940166096437, 139.057665190282 37.9401907295587, 139.058014550383 37.9407938753172, 139.058108770457 37.9410420515233, 139.058186022309 37.9412794673351, 139.05792177074 37.9413490019835, 139.057675092874 37.9414332363871, 139.057406234341 37.9409388148855, 139.057102319305 37.9403740261238, 139.057034678844 37.9402910033089, 139.056948622527 37.9401113494393, 139.057245484457 37.9400586965654, 139.057523449606 37.9399755810812, 139.057604881045 37.9399544998671, 139.057613126273 37.93995171802, 139.057676451464 37.9400517217082)) ^^http://www.opengis.net/ont/geosparql#wktLiteral