メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.387235470661 33.604855340714, 130.389032521343 33.6055995637196, 130.389988972306 33.606014391409, 130.390617519666 33.6062869960892, 130.391063463937 33.6064885401706, 130.39179317599 33.6068019995513, 130.390876295826 33.6082991728042, 130.389963404467 33.6097696630739, 130.389210425795 33.6094520627887, 130.387204855405 33.6085991086641, 130.385379274338 33.6077996349545, 130.384683455202 33.6074998322925, 130.385325506291 33.6064140563822, 130.385589597485 33.6059926445398, 130.385938026545 33.6054366830673, 130.386477904336 33.6045274874224, 130.387235470661 33.604855340714)) ^^http://www.opengis.net/ont/geosparql#wktLiteral