メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.635392790612 35.4382598587112, 139.635555406486 35.4383373697206, 139.635702435173 35.4384287956709, 139.635816169005 35.4384995018529, 139.636299570891 35.4388445192698, 139.635892408251 35.4392202347757, 139.635417728189 35.4396581631551, 139.63533882337 35.4396048345643, 139.63511690159 35.4394369886883, 139.634814545521 35.439208308205, 139.634495606755 35.4389604834064, 139.634369011567 35.4388712024505, 139.634602119503 35.4386633745396, 139.634757005271 35.4385252826189, 139.635180259152 35.4381595588075, 139.635392790612 35.4382598587112)) ^^http://www.opengis.net/ont/geosparql#wktLiteral