メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.426926187142 43.0536294362692, 141.427360621707 43.053557866128, 141.427695524919 43.0534995054937, 141.427914691236 43.0534613417176, 141.428362433327 43.0533769234595, 141.428553193831 43.0533329282991, 141.42857867441 43.0534142016513, 141.428813037422 43.0534158820516, 141.428825547532 43.0538084147397, 141.429079981711 43.0538081283192, 141.42886594738 43.0541159768902, 141.428465451227 43.0546917115377, 141.428434847389 43.0547356598686, 141.428080687088 43.0552450520762, 141.427644246647 43.0558684919863, 141.427419929469 43.0561768970513, 141.426461356889 43.0559751955956, 141.426398906296 43.0559620867397, 141.425741916453 43.0558355499629, 141.425759918352 43.0557946768432, 141.425851701547 43.0556009439446, 141.425915158792 43.0555101120243, 141.426004812378 43.0553250148729, 141.426022583935 43.0552368079146, 141.426044775469 43.0551335818471, 141.426063603559 43.0549662615147, 141.426057010502 43.0548353291617, 141.42603382843 43.0547042774819, 141.425994152885 43.0545730378331, 141.425925690513 43.0544143015857, 141.425815624615 43.0542613857022, 141.425655360937 43.0540756858732, 141.425822110331 43.0536258574176, 141.425921463402 43.0535113017114, 141.426180181008 43.0537643117385, 141.426470848826 43.0537150609805, 141.426926187142 43.0536294362692)) ^^http://www.opengis.net/ont/geosparql#wktLiteral