メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.891333705056 36.2577369725407, 138.891696296066 36.2577458555424, 138.891697309751 36.2576614062867, 138.892101474325 36.2576615474475, 138.892102856542 36.2576261062656, 138.892735161077 36.2576390885915, 138.892735803121 36.2575710592013, 138.893015657161 36.2575777055249, 138.893013549821 36.2576448077575, 138.893009879409 36.2577623828035, 138.893015432296 36.2580172254983, 138.893323133016 36.2580362526274, 138.893474697084 36.2580407144519, 138.893439407695 36.2588891721259, 138.893439777377 36.2589526850936, 138.89317419991 36.2589584754226, 138.893138805381 36.2589159164696, 138.892970778592 36.2589066603464, 138.892930544648 36.2589414276864, 138.892467776632 36.2589340183444, 138.892065551659 36.2589310762997, 138.892038107354 36.2589359298146, 138.891818865812 36.258956372629, 138.89159122172 36.2590322163496, 138.891551540469 36.2590281197705, 138.891507073856 36.259031556231, 138.891478859716 36.2590426871713, 138.891462290097 36.2590614980817, 138.891280111394 36.2590505982123, 138.890914391674 36.2589398234493, 138.891103554455 36.2585645557926, 138.890383604191 36.2585664737015, 138.890142419948 36.2586043246993, 138.889866137969 36.2586400355804, 138.88967423234 36.258657450155, 138.889512864726 36.2586656520802, 138.889013997905 36.2586456397383, 138.888918533606 36.2586390450035, 138.888931364641 36.2578622297808, 138.88896882616 36.2578629120148, 138.889014109876 36.2578637440901, 138.889026354471 36.2576265202365, 138.889026950998 36.2575769717697, 138.889152127106 36.2575779563242, 138.889156077372 36.2574954138144, 138.889440137466 36.257499249996, 138.889440503683 36.2574688172747, 138.889614863186 36.2574788834065, 138.889616451446 36.2575636703494, 138.889874261916 36.2575526536503, 138.889895942186 36.2575354495104, 138.890346653608 36.2575542003155, 138.890345974194 36.2576107166899, 138.890533904901 36.2576056621685, 138.890604926811 36.257497540388, 138.890743233665 36.2574910215438, 138.890745039566 36.2575649337547, 138.891094046619 36.2575611591599, 138.891105281897 36.2572916962596, 138.891339838837 36.2572913198475, 138.891338435045 36.2573430772916, 138.891333705056 36.2577369725407)) ^^http://www.opengis.net/ont/geosparql#wktLiteral