メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.822154129965 37.6375316855004, 138.823506799717 37.6359049655706, 138.826424183826 37.6371607971879, 138.825012411051 37.6389308919082, 138.824315500675 37.6398045750595, 138.824707599112 37.6398471415526, 138.82452439355 37.640814723878, 138.824346916879 37.6417521626046, 138.824015762308 37.6417108369337, 138.823814469962 37.6426603062063, 138.823452869743 37.6426161053582, 138.823109044021 37.6444741946458, 138.822930628136 37.6454356994399, 138.820292910443 37.6451435940966, 138.819696101051 37.6448114140942, 138.819333120693 37.6453499263371, 138.816596111457 37.6441255804572, 138.813543143668 37.6427597972142, 138.813208704337 37.6426101834886, 138.813684418154 37.6413577123243, 138.812505128035 37.6408641436888, 138.813132833778 37.6399373418609, 138.812707254393 37.6388593156131, 138.811506572038 37.6355796833441, 138.813738603855 37.6358430941703, 138.81673018315 37.6361962192815, 138.816823648926 37.6356630765695, 138.817941982084 37.6357940969747, 138.8180129011 37.6358186847054, 138.818075245588 37.6358252743754, 138.818107804626 37.6358216669539, 138.818341733686 37.6358577803731, 138.818656813663 37.6359613956042, 138.818940790876 37.6360624180104, 138.819037062323 37.63593558763, 138.818917478032 37.6354658132918, 138.819031514828 37.6354517058315, 138.819636598428 37.6354473918801, 138.820159975869 37.6349426468583, 138.819713070048 37.635543343491, 138.818916885375 37.6365368064823, 138.819137615517 37.6364096379016, 138.819278843008 37.6362800089796, 138.819382198601 37.6361945519155, 138.819530778055 37.6361693700223, 138.822154129965 37.6375316855004)) ^^http://www.opengis.net/ont/geosparql#wktLiteral