メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.330774032728 43.1159126559723, 141.331110089601 43.1162487058055, 141.331435271381 43.116573837965, 141.331797275078 43.116921346305, 141.33106866946 43.1173283780109, 141.330353846663 43.117705415995, 141.329661948273 43.1170209850131, 141.329333529374 43.1166816860273, 141.329003430456 43.1163457490168, 141.329711811589 43.1159624078715, 141.330439966346 43.1155786599525, 141.330774032728 43.1159126559723)) ^^http://www.opengis.net/ont/geosparql#wktLiteral