メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.279473694578 37.482609326529, 140.278840147604 37.4826944976181, 140.278498747784 37.482766882079, 140.277920056671 37.4829190029032, 140.277219234693 37.4825269884331, 140.27695242761 37.4826423134406, 140.27667035559 37.4827386859586, 140.276180469483 37.4818640811778, 140.276889117562 37.4818935306683, 140.277435738168 37.4819506141265, 140.278029209496 37.481863911023, 140.278633205516 37.4817644945539, 140.279438737208 37.4816641755292, 140.279452431731 37.4821839302429, 140.279473694578 37.482609326529)) ^^http://www.opengis.net/ont/geosparql#wktLiteral