メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.677121322419 35.4532605040687, 136.676772503024 35.4531565204571, 136.676464930011 35.4530274238071, 136.676242424591 35.4529415927846, 136.675829200989 35.4529499785062, 136.675560322294 35.4528832875903, 136.675328601892 35.4527915377724, 136.675322329727 35.4527331702061, 136.675267986469 35.4522855106428, 136.675058969166 35.4505502888635, 136.674947350776 35.4497842097167, 136.676121853825 35.4497705862412, 136.676598544402 35.4498028076878, 136.677154762812 35.44993291512, 136.676629862714 35.450907130152, 136.677180697968 35.4509177861115, 136.677048837143 35.4514765135856, 136.676678585756 35.4520291988303, 136.677139927544 35.4522177895856, 136.677094624693 35.452401784578, 136.67726953136 35.4527170190137, 136.677121322419 35.4532605040687)) ^^http://www.opengis.net/ont/geosparql#wktLiteral