メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.316980002653 43.0574086876655, 141.316861441155 43.0579281557391, 141.316702921842 43.0586599024771, 141.316678950205 43.0587353103108, 141.316308172001 43.0586965586, 141.316026067634 43.0586670383367, 141.316003337295 43.0587553975942, 141.315976485591 43.0587551784046, 141.31577716832 43.0587309054686, 141.315794354082 43.0586602945683, 141.315569817567 43.0586230863749, 141.315581686152 43.0585758501836, 141.315563024776 43.058573574185, 141.315209281892 43.0585295729814, 141.31524415648 43.0583609818332, 141.315284138047 43.0581588626018, 141.31528552107 43.0581518711548, 141.315371841255 43.0577154902823, 141.315445015797 43.0573939103461, 141.315641099293 43.0565702705468, 141.316278956541 43.0566539650075, 141.317136618199 43.0567641328419, 141.317096161053 43.0569084697497, 141.316980002653 43.0574086876655)) ^^http://www.opengis.net/ont/geosparql#wktLiteral