メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.185719970209 36.2227450360364, 136.185052920181 36.222639827176, 136.185073117774 36.2215522655048, 136.18431258363 36.2215447723271, 136.184310659516 36.2207207308718, 136.185930756165 36.220707357596, 136.185920739092 36.2210022978136, 136.186172437224 36.2209975546537, 136.186173869185 36.2216047421407, 136.186163689264 36.2218302907359, 136.185692360116 36.2218223691417, 136.185719970209 36.2227450360364)) ^^http://www.opengis.net/ont/geosparql#wktLiteral