メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((129.960737038571 33.4548752556809, 129.960541775312 33.4551613638524, 129.960326349171 33.4555173198792, 129.960264533199 33.4556412335696, 129.960206580995 33.4558286828659, 129.960096904598 33.4555620272643, 129.960295658481 33.4553145114324, 129.960274057411 33.4552304003165, 129.960287668077 33.4551320037349, 129.960444810626 33.4549772289305, 129.960600855207 33.4548792892637, 129.960795343303 33.4547215151271, 129.960908531484 33.4546304355785, 129.960737038571 33.4548752556809)) ^^http://www.opengis.net/ont/geosparql#wktLiteral