メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.467920824507 36.3794748546124, 140.468340219262 36.3801697919906, 140.468623746556 36.3806090173336, 140.468753856723 36.3807338652461, 140.468364095773 36.380829764862, 140.46804243297 36.3809314255869, 140.467720857767 36.3810439649699, 140.467345699439 36.3811741431271, 140.467183812061 36.381258687579, 140.466501327305 36.3816056360341, 140.465883131194 36.3819240067955, 140.465137081081 36.381052230011, 140.464625216218 36.379903269937, 140.465623674704 36.3794199241973, 140.466089646907 36.3792197033229, 140.466751594834 36.3788391723171, 140.467344934703 36.3785084690687, 140.467920824507 36.3794748546124)) ^^http://www.opengis.net/ont/geosparql#wktLiteral