メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.316239577597 37.3612527137568, 140.31610082181 37.3613452205516, 140.316001316526 37.3614181358807, 140.315825652066 37.3614213840787, 140.315677331169 37.361446064622, 140.315542905655 37.3615058858698, 140.315451728739 37.3614603555606, 140.315417710288 37.3613468709062, 140.315384349428 37.3611087739315, 140.315359106557 37.3609468168006, 140.31534630114 37.3608405663797, 140.315382186119 37.3607701608979, 140.315493786709 37.3606924101404, 140.315623768788 37.3606483744966, 140.315790378526 37.3606427700492, 140.315905716479 37.3606810201334, 140.316027527777 37.3607796471436, 140.316128966099 37.3610090181974, 140.316175433486 37.3611659615272, 140.316239577597 37.3612527137568)) ^^http://www.opengis.net/ont/geosparql#wktLiteral