メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.183644754446 34.8288349694431, 138.183697317043 34.8286888980784, 138.183791033716 34.8283017879593, 138.183920993844 34.8277650461233, 138.184046832048 34.8272451248568, 138.184188476426 34.8266599590807, 138.184253060369 34.8263712331887, 138.184301444061 34.8261549353907, 138.184395147378 34.8257360648138, 138.185389719445 34.8257654512574, 138.185722447171 34.8257752457388, 138.18599726771 34.8257968672949, 138.186349756311 34.8258379807693, 138.187072705622 34.8259621580241, 138.187912903718 34.8261596607844, 138.18793927021 34.8261665591256, 138.188962640001 34.8264351602573, 138.189713111 34.8266313671287, 138.189720073219 34.8268156940671, 138.189760527616 34.8278861514436, 138.189773323944 34.8282250105947, 138.189789643404 34.8286567724938, 138.189825391216 34.8297943387317, 138.189445719829 34.8298069010982, 138.188824882078 34.8298274441393, 138.188301866096 34.8298381755655, 138.187651835442 34.8298515096612, 138.187452856215 34.8298560019486, 138.187294663888 34.8298596151966, 138.185579157133 34.829900376772, 138.185477829562 34.8300855530579, 138.185369779051 34.8302357096132, 138.185219159671 34.8303775174683, 138.185149507041 34.8304289617507, 138.185052403771 34.8305008305818, 138.184942579548 34.8305825270126, 138.184659179588 34.830709696005, 138.18454850717 34.8307442734837, 138.184441895945 34.8307777344595, 138.184269412733 34.8308056712105, 138.184204574429 34.8308205754814, 138.184152258139 34.8308322721732, 138.184029832497 34.8309552747255, 138.183978934772 34.8310269789072, 138.183158535855 34.8307933596497, 138.181590858124 34.8303832716089, 138.181699607266 34.8299149288828, 138.181967846261 34.8299509107395, 138.181968475349 34.8293838995268, 138.181979755608 34.828818042816, 138.182897653968 34.8288229623837, 138.183644754446 34.8288349694431)) ^^http://www.opengis.net/ont/geosparql#wktLiteral