メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.410204623463 37.3972798729282, 140.410166010363 37.3973704522877, 140.410009237245 37.3976725203828, 140.409729027197 37.3981596349067, 140.408602532629 37.3976793580814, 140.406928745521 37.3961384320904, 140.408058221934 37.3953753202415, 140.40880872295 37.3948688858703, 140.409748751139 37.3947944795792, 140.410337411874 37.3947711996811, 140.410704929474 37.3947730700983, 140.410701326827 37.3954404692675, 140.410535932937 37.3959343465377, 140.41044290684 37.396355643998, 140.410363640593 37.3966676154223, 140.410331833498 37.3969490823008, 140.410256109294 37.3971592403776, 140.410204623463 37.3972798729282)) ^^http://www.opengis.net/ont/geosparql#wktLiteral