メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((132.570914089136 33.2168984358763, 132.571456581499 33.2171600207454, 132.57116044473 33.2176340940647, 132.570904957905 33.2180358962124, 132.57083856645 33.2180453322415, 132.570312684981 33.2177817212604, 132.570330158389 33.217746031873, 132.569474880169 33.2172874265075, 132.569636217642 33.2171038430901, 132.570134048478 33.2165375760562, 132.570441354342 33.2166898345294, 132.570532916581 33.216709381494, 132.570914089136 33.2168984358763)) ^^http://www.opengis.net/ont/geosparql#wktLiteral