メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.066036665486 35.2179553306055, 137.067209094456 35.2182150443807, 137.06728715042 35.2183465191772, 137.067533430763 35.2187096864853, 137.067813303759 35.2191050633643, 137.068237110395 35.219632390291, 137.068077023341 35.2195955684305, 137.068299163314 35.2199127975442, 137.067072396002 35.2204766593589, 137.066590448666 35.2204205532636, 137.065080112509 35.2202573799455, 137.065201236039 35.2198531775068, 137.065219255584 35.2197096691743, 137.065218292458 35.2193814235429, 137.065216507321 35.2191591655392, 137.065231333687 35.2186772695451, 137.065234838388 35.2181009958302, 137.065230128461 35.2177663387325, 137.066036665486 35.2179553306055)) ^^http://www.opengis.net/ont/geosparql#wktLiteral