メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.854986450307 37.4496099575097, 138.854431506495 37.4497593289638, 138.854055412052 37.4490045336656, 138.853665256682 37.4491122910613, 138.8535377084 37.4491535073934, 138.852512530463 37.4494684552644, 138.852008249493 37.4496237149558, 138.851752703088 37.4491664726517, 138.851660235126 37.4491947683075, 138.851527603596 37.448828534942, 138.851501444782 37.4487477961898, 138.851618598691 37.4487071772698, 138.851553527497 37.4485658737932, 138.851465471532 37.4485886648177, 138.851302531664 37.4481557834212, 138.85141409986 37.4481147597244, 138.851283461573 37.447796670729, 138.851643069125 37.4477042177879, 138.851631826234 37.447664547567, 138.851779701844 37.4476280607916, 138.851802026917 37.4476633328928, 138.851894051329 37.4476396845163, 138.851942356344 37.4477261309877, 138.85278433242 37.4475021330586, 138.852839350977 37.4476597974555, 138.853445286722 37.4474950733232, 138.853020545618 37.4464638971063, 138.853160873221 37.4464278548681, 138.853881757381 37.446263910975, 138.854372554788 37.4475349387877, 138.854568816276 37.4480703546813, 138.854627976205 37.4482349061901, 138.854701697936 37.4484398230742, 138.854779215613 37.4486309291181, 138.854958098942 37.4495051509059, 138.854986450307 37.4496099575097)) ^^http://www.opengis.net/ont/geosparql#wktLiteral