メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.617813004318 35.2193890296074, 138.617853477521 35.22018730586, 138.617587560099 35.2203456641833, 138.617328165551 35.2204896498018, 138.617039490391 35.2206226787606, 138.616632165109 35.2207611728285, 138.616293886788 35.2207553029214, 138.615688912876 35.220876167355, 138.61563600201 35.2207617102567, 138.615626625805 35.2204541851336, 138.615050362843 35.2204710032451, 138.615053120457 35.220667832566, 138.614906039806 35.2207319164075, 138.614835567265 35.2207630318402, 138.614837253251 35.220723349248, 138.614817186728 35.2205160440132, 138.614358040396 35.2205318050902, 138.614391390624 35.2209678279649, 138.61415712369 35.2210898832141, 138.613872854869 35.2212200114949, 138.613872160339 35.2212276353796, 138.613858245908 35.2213803799105, 138.613578818331 35.221429375998, 138.613551011575 35.2210454581917, 138.613532834863 35.2205299812211, 138.613517321897 35.2197561170079, 138.613506668868 35.2194060547556, 138.613458778054 35.2187417244369, 138.614177545372 35.2186751991309, 138.614685204913 35.218627464372, 138.61524000983 35.2186011586901, 138.61581927134 35.2185891234523, 138.61591290433 35.2185784705525, 138.616613095505 35.2185468786985, 138.617038640495 35.2185232264746, 138.61751682858 35.2185030423485, 138.617745383867 35.2184899315689, 138.617813004318 35.2193890296074)) ^^http://www.opengis.net/ont/geosparql#wktLiteral