メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.917100664078 35.0838286765296, 136.917092572875 35.0838555632477, 136.91704742928 35.0841898571006, 136.916991564684 35.0845780066936, 136.916969645047 35.0845737356891, 136.914707299606 35.0844415334984, 136.914907986183 35.0837195819871, 136.914909610365 35.0837137393635, 136.914993162991 35.0834014995416, 136.915070304104 35.0831198104222, 136.915106129907 35.0828168389513, 136.915873545812 35.0827416544054, 136.916485341 35.0827152339005, 136.917087461486 35.0826221668511, 136.917080479272 35.0826508164144, 136.917259938408 35.0826440702312, 136.917169771901 35.083337309164, 136.917100664078 35.0838286765296)) ^^http://www.opengis.net/ont/geosparql#wktLiteral