メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.427269067578 43.0209424414299, 141.427818329675 43.021859212716, 141.42807058052 43.0222856823676, 141.428276663481 43.0226379727083, 141.428472403677 43.0228171745672, 141.428671220941 43.0230101824818, 141.428880519117 43.0232366728218, 141.429166065872 43.0235248977142, 141.428186803196 43.0241860766771, 141.42776950691 43.0244542727893, 141.427355372452 43.0247294535389, 141.426859934465 43.0250628430084, 141.42658127951 43.024833107689, 141.426258562319 43.0245724599208, 141.426133520482 43.024468243342, 141.426016869186 43.024374566656, 141.425726928539 43.0241362368909, 141.4255606875 43.0239948698856, 141.425287625321 43.0237777601717, 141.425009188882 43.0235396517271, 141.424682062082 43.0232800222055, 141.424345210558 43.0230023869725, 141.423972803023 43.0226959393099, 141.423624852971 43.0223886821335, 141.424104353355 43.0220854331524, 141.424743793194 43.0216774186193, 141.425145029052 43.0214198782898, 141.425549121663 43.0211564490336, 141.426457420267 43.0205679259706, 141.426896457608 43.0202922955887, 141.427269067578 43.0209424414299)) ^^http://www.opengis.net/ont/geosparql#wktLiteral