メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.871248434292 35.3375641005325, 136.871519471076 35.3382494378651, 136.871609773875 35.3384860754311, 136.871740823226 35.3388090841371, 136.871843826681 35.3390453306817, 136.871995821929 35.3393338109107, 136.872178176337 35.3396758149355, 136.871626991832 35.3399203276286, 136.871143396129 35.3401359845452, 136.870603694159 35.3403765728157, 136.870212431713 35.3398648196588, 136.870060958398 35.3395938032035, 136.870602995645 35.339336672453, 136.87109485038 35.3391057556191, 136.870904685917 35.3387856304073, 136.870802877915 35.3388294670369, 136.870600477998 35.338595018786, 136.869736591041 35.3389872793218, 136.869610263017 35.3387910456271, 136.869323504067 35.3383187730887, 136.870127460495 35.3379630596269, 136.869711277352 35.337331309699, 136.869974118576 35.3371806816527, 136.870136634327 35.3370922749969, 136.870717716196 35.3367703070793, 136.871001261957 35.3366859275605, 136.871248434292 35.3375641005325)) ^^http://www.opengis.net/ont/geosparql#wktLiteral