メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.183542240348 34.2319635016132, 135.182883312722 34.231904028924, 135.182584068009 34.2319020324431, 135.182709305903 34.2312699426634, 135.183680472994 34.2314167244863, 135.183582194248 34.2317861324002, 135.183565479229 34.231848707447, 135.183542240348 34.2319635016132)) ^^http://www.opengis.net/ont/geosparql#wktLiteral