メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.206206464025 34.6971468044721, 135.206110425576 34.6973152538974, 135.206101969731 34.697330103294, 135.205915423855 34.6976511521535, 135.205681164934 34.6980543032962, 135.205306419257 34.6978561373269, 135.204772912407 34.6975740152616, 135.205107663994 34.696969880605, 135.205126479753 34.696942701445, 135.205138368248 34.6969214883217, 135.205244334389 34.6967322633133, 135.205718659616 34.6969474711432, 135.206206464025 34.6971468044721)) ^^http://www.opengis.net/ont/geosparql#wktLiteral