メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.845902834028 35.4347022734441, 136.845859760699 35.4347853249253, 136.845633230572 35.4350129561741, 136.845400194618 35.4352962018066, 136.844806415116 35.4352776898223, 136.844604495148 35.4353254606999, 136.84422792304 35.4354659697861, 136.844000514474 35.4354914186251, 136.843821002861 35.4355135811691, 136.843806412549 35.4355153729835, 136.843121864072 35.4354517880279, 136.843274284685 35.4344009300956, 136.843289901402 35.4342717855506, 136.844525135619 35.4342324367246, 136.844739135655 35.4342509627908, 136.845333334684 35.4342536669718, 136.845308345673 35.4343277182053, 136.845697491363 35.4344747656293, 136.845769184816 35.4343940777055, 136.845965164609 35.4345304016763, 136.845922700555 35.4346392296649, 136.845902834028 35.4347022734441)) ^^http://www.opengis.net/ont/geosparql#wktLiteral