メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.577696274638 42.9198674857697, 141.578045628602 42.920403205084, 141.577204139666 42.9207094792486, 141.576492459874 42.9209758578929, 141.575757152539 42.9212363972259, 141.574985862205 42.9215228121048, 141.57419290571 42.9217988960822, 141.574187217404 42.9219560522057, 141.573779391635 42.9219565284674, 141.573735564585 42.9219825024822, 141.573168757426 42.9221865598578, 141.573274059266 42.9205434834135, 141.573289110173 42.9203090894926, 141.573568172261 42.9203212878299, 141.573876467256 42.9202414543724, 141.573990956968 42.9202118877555, 141.574165038806 42.920272203585, 141.57492721309 42.919987006159, 141.574946666294 42.9199802286321, 141.575656278369 42.9197318511411, 141.576104457207 42.919561546126, 141.576391592635 42.9194603412653, 141.576599215585 42.9193888404331, 141.577218142534 42.9191757888959, 141.577638970049 42.9197778993375, 141.577696274638 42.9198674857697)) ^^http://www.opengis.net/ont/geosparql#wktLiteral