メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.064940156607 36.968802776429, 140.06509076981 36.9693312846072, 140.065297206991 36.9703127273944, 140.065338359033 36.9703707304829, 140.065818707992 36.9721833124187, 140.065839472466 36.9724108860052, 140.065783164268 36.9727421041, 140.065637942117 36.9730435741858, 140.065592213219 36.9730896376053, 140.065404333441 36.9734946842428, 140.065227558997 36.9738307841539, 140.065141822649 36.9739507093502, 140.064052412018 36.9727730833078, 140.063607126703 36.9722797167977, 140.06282488598 36.9714808890008, 140.061993935943 36.9705559855631, 140.061666248517 36.9702162876483, 140.060621640452 36.9690963456603, 140.061458808661 36.9688854279152, 140.062741616183 36.9685747931187, 140.062804603735 36.9685562963363, 140.064748880229 36.9680949594176, 140.064892643135 36.9685712424583, 140.064940156607 36.968802776429)) ^^http://www.opengis.net/ont/geosparql#wktLiteral