メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.908858835974 37.1283324483048, 138.909076083858 37.1283223338568, 138.909742765374 37.1281997194261, 138.910378573092 37.1280827031748, 138.91089117146 37.1279864546341, 138.91128658484 37.1278524526969, 138.911574331731 37.1277821853718, 138.911783033812 37.1277526659115, 138.912236044618 37.1276126902809, 138.914244451927 37.1267551315525, 138.918154359859 37.1252650075999, 138.918703327982 37.1258685787252, 138.919737622051 37.1272799624457, 138.921987940463 37.1303493691517, 138.922222285366 37.1306690665817, 138.922840719966 37.1314972362959, 138.92298327286 37.1318794908111, 138.921471652927 37.1323944753797, 138.92034833673 37.1328026158741, 138.918562711386 37.1334082982809, 138.916685433234 37.1341016402997, 138.91502249689 37.1346986710217, 138.913356073766 37.1352902684159, 138.912619062563 37.1355563326501, 138.912060916966 37.1345287514718, 138.911411644916 37.1333636444963, 138.911348043783 37.1332695996324, 138.911558889022 37.1331542577037, 138.911529716062 37.1330932545217, 138.911500233179 37.1330315441351, 138.91123773948 37.1330597670684, 138.911055970244 37.133023859498, 138.910517309235 37.1329175179237, 138.910438642296 37.1328823075667, 138.910393822963 37.1327895364287, 138.910287811166 37.1327380887089, 138.909929311768 37.132671037975, 138.908806138769 37.1324988270508, 138.908703300463 37.1324940395789, 138.908282278009 37.1322675158544, 138.90831697614 37.1319051772035, 138.906613276338 37.1318932471159, 138.906103989943 37.1305851533154, 138.90545381762 37.12898812453, 138.905525152871 37.1289769672343, 138.90858976143 37.1285309201886, 138.908541427405 37.1282818027014, 138.908840726919 37.1282432453131, 138.908858835974 37.1283324483048)) ^^http://www.opengis.net/ont/geosparql#wktLiteral