メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.905366628104 35.0720937049056, 136.905949009312 35.0720721241145, 136.905988021379 35.0724437070274, 136.906009631973 35.072798139667, 136.906035448962 35.0731770198094, 136.906060740958 35.0734575115863, 136.90607841181 35.0737025633849, 136.906102130303 35.0739929831892, 136.906121353063 35.074228178079, 136.905214288269 35.0742725915957, 136.905104690527 35.0742703868129, 136.904501860159 35.0743061455717, 136.904482290906 35.073985170409, 136.904458907847 35.0737805313702, 136.904413798772 35.0732192759794, 136.904385818548 35.0728494759269, 136.904317580274 35.0721326691084, 136.905100215891 35.0721036320139, 136.905366628104 35.0720937049056)) ^^http://www.opengis.net/ont/geosparql#wktLiteral