メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.263311069413 37.3896971186787, 140.261385127078 37.3871010485839, 140.260826696019 37.3862046419186, 140.260686095511 37.385890608335, 140.26088767628 37.3857873760719, 140.261787983748 37.3854506963461, 140.262762677163 37.3850864224391, 140.263328143989 37.3843129255414, 140.26338584449 37.3844837855436, 140.263450201334 37.3851410805016, 140.263452848349 37.3856052834562, 140.263375847319 37.3859101127648, 140.263236199343 37.3869259189096, 140.263204758621 37.387786592892, 140.263149494865 37.3887247930987, 140.263152250087 37.3892081433271, 140.263311069413 37.3896971186787)) ^^http://www.opengis.net/ont/geosparql#wktLiteral