メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.934889901762 37.6142921913296, 138.93418094562 37.6146163600391, 138.933575110341 37.6137594786675, 138.933907014084 37.613685476679, 138.934104258524 37.6136464595024, 138.934588629884 37.6132921434729, 138.934915113017 37.6131184751537, 138.935213307768 37.6130483890066, 138.935545324188 37.6130050703279, 138.935824094484 37.6129045048605, 138.936025722549 37.6127926772686, 138.936102257548 37.6127080615408, 138.938822179831 37.6125363668934, 138.938993128694 37.6127159429597, 138.93935796895 37.6127176830936, 138.939390203457 37.6128270990919, 138.939390799266 37.6129284655611, 138.937921108226 37.6133957115923, 138.937336450178 37.613551337134, 138.936019570016 37.6137637268652, 138.935922741849 37.6136385005031, 138.935621456677 37.6137706860739, 138.935715385063 37.6138994446902, 138.934889901762 37.6142921913296)) ^^http://www.opengis.net/ont/geosparql#wktLiteral