メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.348957841144 43.0038821621271, 141.349557676895 43.0039100910854, 141.350288622662 43.0039299749209, 141.350757832674 43.0039459698817, 141.351574399417 43.0039756617718, 141.352141631706 43.0038933954804, 141.352093430169 43.004308178455, 141.352067132491 43.0046006896426, 141.352021401015 43.0051747928443, 141.352002769972 43.0054276259798, 141.351911530935 43.005698317248, 141.351809192107 43.0057835298362, 141.351709544325 43.005848435264, 141.35156563846 43.00595181853, 141.351036562399 43.0062485390668, 141.350594676119 43.0060596061821, 141.349920637683 43.0058157451756, 141.349716331663 43.0057371261844, 141.349368992474 43.0056035088352, 141.349086296642 43.0054924117464, 141.348984347973 43.0054523645204, 141.348097961138 43.0051239726201, 141.348180796012 43.0044265217207, 141.348264880289 43.0038597557965, 141.348957841144 43.0038821621271)) ^^http://www.opengis.net/ont/geosparql#wktLiteral