メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.182703179586 35.3606513073779, 137.182656714666 35.3607260318499, 137.182108051121 35.3613915210624, 137.181860882437 35.3611969016094, 137.181784411509 35.3611193054957, 137.18132841294 35.3606081596702, 137.181220846797 35.3605804957689, 137.180631643866 35.3597607718307, 137.180437295363 35.3595625531016, 137.180280033097 35.359423485129, 137.179751816814 35.3590734695859, 137.180053013475 35.3585319605553, 137.182414200442 35.3598702860071, 137.183278030148 35.360411657248, 137.182703179586 35.3606513073779)) ^^http://www.opengis.net/ont/geosparql#wktLiteral