メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.823333117621 35.4057465192241, 136.823380449479 35.4059543955165, 136.823742110678 35.4074429295913, 136.823882283097 35.4080465546505, 136.823581046674 35.4080080284532, 136.822884534107 35.407972817785, 136.822622328754 35.4079696794581, 136.822152916057 35.4077727171401, 136.822002785296 35.4076084904314, 136.821790641377 35.4070739534204, 136.821588124317 35.4066833833311, 136.821485032455 35.4063708420993, 136.821425434414 35.4060344106616, 136.821366170148 35.405625024154, 136.821313023434 35.4054307912967, 136.821264637071 35.4052193193311, 136.823125592992 35.4049373530653, 136.823240966155 35.4053369689902, 136.823333117621 35.4057465192241)) ^^http://www.opengis.net/ont/geosparql#wktLiteral