メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.273462614868 37.417681553784, 140.273484299855 37.4164009165447, 140.273896649286 37.4161970538859, 140.273897088212 37.4161967693015, 140.27449140348 37.4158536806774, 140.275382188035 37.415512997907, 140.276672299086 37.4162836779556, 140.275311267652 37.4167753757473, 140.27492822844 37.4169052160183, 140.275072803107 37.4170112582137, 140.274442146883 37.4172911287332, 140.273963454176 37.4174706027865, 140.273462614868 37.417681553784)) ^^http://www.opengis.net/ont/geosparql#wktLiteral