メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((144.402683987663 43.0072387249349, 144.402299134043 43.0075560418295, 144.402017770481 43.007813178389, 144.400407542249 43.0091416390708, 144.399281156651 43.0101179998033, 144.398705109405 43.0097522758461, 144.39826204858 43.0094625392108, 144.398335916957 43.009426411005, 144.399363503677 43.0085460134415, 144.401044470038 43.0071629995659, 144.401327209707 43.0069397376716, 144.402209099827 43.0062084088841, 144.402264458877 43.0062460489846, 144.40319297002 43.0068321471396, 144.402683987663 43.0072387249349)) ^^http://www.opengis.net/ont/geosparql#wktLiteral