メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.492304588829 33.2972863543304, 131.493319048538 33.297309221999, 131.494253741868 33.2973275048304, 131.49481549145 33.2973444360025, 131.495417193261 33.2973575202929, 131.495329970768 33.2982850726114, 131.495255562431 33.2991201409429, 131.494111468869 33.299135538008, 131.493153130635 33.2991312968745, 131.49248546484 33.2991313037192, 131.49214833855 33.2991313199251, 131.490850495051 33.299129129278, 131.490863233801 33.2989158940385, 131.490868250872 33.2988754713075, 131.490948246597 33.298372029604, 131.491003633782 33.2981947661125, 131.491045915628 33.2980594384456, 131.49128464682 33.2972954336714, 131.491293528753 33.2972637659609, 131.492304588829 33.2972863543304)) ^^http://www.opengis.net/ont/geosparql#wktLiteral