メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.086967280904 31.7446613938593, 131.088103902902 31.7446183527135, 131.088040271286 31.7457177969468, 131.087983094594 31.7467335251614, 131.0880470554 31.7471466916308, 131.088122021909 31.7476310205363, 131.087702481778 31.7477875948379, 131.087394889408 31.7478984313347, 131.087230881916 31.7478657041703, 131.087089221092 31.7478969440919, 131.08699208956 31.7479385835776, 131.086899062291 31.7480389882125, 131.086761436505 31.7480737490264, 131.086176722591 31.7481243069284, 131.085858628837 31.7481191602466, 131.085271564338 31.7480919217068, 131.085020548089 31.7480887026632, 131.084927395125 31.7480540946013, 131.084842263645 31.7479297076686, 131.084712511507 31.7477291062116, 131.084709341922 31.7477234710298, 131.084562472893 31.7474593204641, 131.084497647011 31.747414264456, 131.084404507627 31.7473797967083, 131.084242547654 31.7473729956322, 131.084165668273 31.7474110959446, 131.08407261326 31.7474872583692, 131.08397145503 31.747546091205, 131.083906560337 31.7475688233415, 131.083793377075 31.7476084971482, 131.083529429625 31.7476942109954, 131.083168417308 31.7474135649502, 131.083001531732 31.7472518822319, 131.083116649578 31.7472436356965, 131.08309668656 31.7468990727272, 131.083976323123 31.7468828680726, 131.084397027463 31.7468656858647, 131.084361697824 31.7463429963723, 131.084904727748 31.7463199547518, 131.084883344117 31.7458214964097, 131.084862413355 31.7453331847552, 131.084357253668 31.7453409803886, 131.084339931546 31.7447609208593, 131.085598428428 31.744713314444, 131.086967280904 31.7446613938593)) ^^http://www.opengis.net/ont/geosparql#wktLiteral