メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.637530327212 38.0000203102744, 140.637487933329 37.9999467525876, 140.637239361388 37.9999463353862, 140.6371420775 37.9999575747587, 140.637014787759 37.9999950893237, 140.635880827615 37.9987541896706, 140.635985140867 37.9987172006148, 140.636239043482 37.9986269684076, 140.636393554584 37.9985883743817, 140.636485265426 37.998863750414, 140.636532950529 37.9989618123403, 140.636577817903 37.9989997570344, 140.636614442968 37.9990175572355, 140.636690429905 37.9990444326206, 140.636828352725 37.9990714131131, 140.636938119576 37.9990738502515, 140.636986062191 37.9990761833347, 140.637140022937 37.9991105099883, 140.637510923949 37.9991381620427, 140.637530327212 38.0000203102744)) ^^http://www.opengis.net/ont/geosparql#wktLiteral