メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.179085629097 34.2299867578737, 135.178264664168 34.229971249746, 135.178227496667 34.2299650842556, 135.176680041216 34.229880874232, 135.176698374771 34.2293456914047, 135.178185124663 34.2293666662931, 135.178200157483 34.2289964206896, 135.178199335588 34.2285732422465, 135.179035254861 34.2286108279926, 135.179027343757 34.2287712257507, 135.17911301591 34.2287685599541, 135.179085629097 34.2299867578737)) ^^http://www.opengis.net/ont/geosparql#wktLiteral