メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.496469824166 43.0192552264444, 141.496037195164 43.0193504857867, 141.495916349528 43.0195447864597, 141.495778955913 43.0197322972069, 141.495740111298 43.0197852818999, 141.495687852727 43.0201590278221, 141.495596975626 43.0208568849522, 141.49549478251 43.0215355381529, 141.494876046895 43.0220486679249, 141.494451802358 43.0217788187902, 141.494751793952 43.0214876609153, 141.494972925821 43.0211628556206, 141.495048540456 43.0208978552876, 141.495062329387 43.0206171850551, 141.4949757447 43.0202793767082, 141.494788320526 43.0199264139626, 141.494766818965 43.0198859017512, 141.494615419564 43.0196321324196, 141.494373342858 43.0192261998772, 141.494881675315 43.0190581613858, 141.495350401815 43.0189031510318, 141.495799686869 43.0187546210257, 141.496051333979 43.0186725870095, 141.496529779407 43.0185099713429, 141.496469824166 43.0192552264444)) ^^http://www.opengis.net/ont/geosparql#wktLiteral