メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.86985421867 34.7366025422848, 135.870884245607 34.7370945232467, 135.870675093268 34.7373830711172, 135.870484065153 34.7376740328489, 135.869990932516 34.7383654286212, 135.869796494025 34.7386384958821, 135.869324383098 34.7384327635731, 135.868748939246 34.7381621228085, 135.8682527363 34.7379256535681, 135.867932765415 34.7378020587295, 135.867753318293 34.7377359440607, 135.867907919921 34.7374280446376, 135.86822904214 34.7369549511863, 135.868622287251 34.7363985445713, 135.868827599509 34.7361060533903, 135.86985421867 34.7366025422848)) ^^http://www.opengis.net/ont/geosparql#wktLiteral